Save current BZZZ config-ui state before CHORUS branding update

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
anthonyrawlins
2025-08-19 00:19:00 +10:00
parent 6a6a49b7b1
commit c177363a19
16410 changed files with 1789161 additions and 230 deletions

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var mockProperty = require('mock-property');
var hasPropertyDescriptors = require('has-property-descriptors')();
var index = require('../Iterator.concat');
var impl = require('../Iterator.concat/implementation');
var from = require('../Iterator.from/polyfill')();
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (concat, name, t) {
t['throws'](
function () { return new concat(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor'
);
t['throws'](
function () { return new concat({}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor, with an argument'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { concat(nonIterator); },
TypeError,
debug(nonIterator) + ' is not an iterable Object'
);
});
t.deepEqual(concat().next(), { value: undefined, done: true }, 'no arguments -> empty iterator');
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
forEach(v.nonFunctions, function (nonFunction) {
var badIterable = {};
badIterable[Symbol.iterator] = nonFunction;
st['throws'](
function () { concat([], badIterable, []); },
TypeError,
debug(badIterable) + '[Symbol.iterator] is not a function'
);
});
forEach(v.primitives, function (nonObject) {
var badIterable = {};
badIterable[Symbol.iterator] = function () { return nonObject; };
st['throws'](
function () { concat([], badIterable, []).next(); },
TypeError,
debug(badIterable) + '[Symbol.iterator] does not return an object'
);
});
forEach(v.strings, function (string) {
st['throws'](
function () { concat(string); },
TypeError,
'non-objects are not considered iterable'
);
var stringIt = concat(['a'], [string], ['c']);
testIterator(stringIt, ['a', string, 'c'], st, 'string iterator: ' + debug(string));
});
var arrayIt = concat([1, 2, 3]);
st.equal(typeof arrayIt.next, 'function', 'has a `next` function');
st.test('real iterators', { skip: !hasSymbols }, function (s2t) {
var iter = [1, 2][Symbol.iterator]();
testIterator(concat(iter, [3]), [1, 2, 3], s2t, 'array iterator + array yields combined results');
s2t.end();
});
st.test('observability in a replaced String iterator', function (s2t) {
var originalStringIterator = String.prototype[Symbol.iterator];
var observedType;
s2t.teardown(mockProperty(String.prototype, Symbol.iterator, {
get: function () {
'use strict'; // eslint-disable-line strict, lines-around-directive
observedType = typeof this;
return originalStringIterator;
}
}));
concat(from(''));
s2t.equal(observedType, 'string', 'string primitive -> primitive receiver in Symbol.iterator getter');
concat(from(Object('')));
s2t.equal(observedType, 'object', 'boxed string -> boxed string in Symbol.iterator getter');
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/arguments-checked-in-order', { skip: !hasPropertyDescriptors }, function (s2t) {
var getIterator = 0;
var iterable1 = {};
Object.defineProperty(iterable1, Symbol.iterator, {
get: function () {
getIterator += 1;
return function () {
throw new EvalError();
};
}
});
var iterable2 = {};
Object.defineProperty(iterable2, Symbol.iterator, {
get: function () {
throw new EvalError();
}
});
s2t.equal(getIterator, 0);
s2t['throws'](function () { concat(iterable1, null, iterable2); }, TypeError);
s2t.equal(getIterator, 1);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/fresh-iterator-result', function (s2t) {
var oldIterResult = {
done: false,
value: 123
};
var testIterator1 = {
next: function () {
return oldIterResult;
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return testIterator1;
};
var iterator = concat(iterable);
var iterResult = iterator.next();
s2t.equal(iterResult.done, false);
s2t.equal(iterResult.value, 123);
s2t.notEqual(iterResult, oldIterResult);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/get-iterator-method-only-once', { skip: !hasPropertyDescriptors }, function (s2t) {
var iteratorGets = 0;
var iteratorCalls = 0;
var array = [1, 2, 3];
function CountingIterable() {}
Object.defineProperty(
CountingIterable.prototype,
Symbol.iterator,
{
get: function () {
iteratorGets += 1;
return function () {
iteratorCalls += 1;
return array[Symbol.iterator]();
};
}
}
);
var iterable = new CountingIterable();
s2t.equal(iteratorGets, 0);
s2t.equal(iteratorCalls, 0);
var iter = concat(iterable);
s2t.equal(iteratorGets, 1);
s2t.equal(iteratorCalls, 0);
testIterator(iter, array, s2t, 'iterating over the iterator calls the iterator function once');
s2t.equal(iteratorGets, 1);
s2t.equal(iteratorCalls, 1);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/get-iterator-method-throws', { skip: !hasPropertyDescriptors }, function (s2t) {
var iterable = {};
Object.defineProperty(iterable, Symbol.iterator, {
get: function () {
throw new EvalError();
}
});
s2t['throws'](function () { concat(iterable); }, EvalError);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/inner-iterator-created-in-order', function (s2t) {
var calledIterator = [];
var iterable1 = {};
iterable1[Symbol.iterator] = function () {
calledIterator.push('iterable1');
return [1][Symbol.iterator]();
};
var iterable2 = {};
iterable2[Symbol.iterator] = function () {
calledIterator.push('iterable2');
return [2][Symbol.iterator]();
};
var iterator = concat(iterable1, iterable2);
s2t.deepEqual(calledIterator, []);
s2t.deepEqual(iterator.next(), { done: false, value: 1 });
s2t.deepEqual(calledIterator, ['iterable1']);
s2t.deepEqual(iterator.next(), { done: false, value: 2 });
s2t.deepEqual(calledIterator, ['iterable1', 'iterable2']);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/next-method-called-with-zero-arguments', function (s2t) {
var nextCalled = 0;
var testIterator1 = {
next: function () {
nextCalled += 1;
s2t.equal(arguments.length, 0);
return {
done: false,
value: 0
};
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return testIterator1;
};
var iterator = concat(iterable);
s2t.equal(nextCalled, 0);
iterator.next();
s2t.equal(nextCalled, 1);
iterator.next(1);
s2t.equal(nextCalled, 2);
iterator.next(1, 2);
s2t.equal(nextCalled, 3);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/next-method-returns-non-object', function (s2t) {
var nonObjectIterator = {
next: function () {
return null;
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return nonObjectIterator;
};
var iterator = concat(iterable);
s2t['throws'](function () { iterator.next(); }, TypeError);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/next-method-returns-throwing-done', { skip: !hasPropertyDescriptors }, function (s2t) {
var throwingIterator = {
next: function () {
var result = { done: null, value: 1 };
Object.defineProperty(result, 'done', {
get: function () {
throw new EvalError();
}
});
return result;
},
'return': function () {
throw new Error();
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return throwingIterator;
};
var iterator = concat(iterable);
s2t['throws'](function () { iterator.next(); }, EvalError);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/next-method-returns-throwing-value-done', { skip: !hasPropertyDescriptors }, function (s2t) {
function ReturnCalledError() {}
function ValueGetterError() {}
var throwingIterator = {
next: function () {
var result = { value: null, done: true };
Object.defineProperty(result, 'value', {
get: function () {
throw new ValueGetterError();
}
});
return result;
},
'return': function () {
throw new ReturnCalledError();
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return throwingIterator;
};
var iterator = concat(iterable);
var iterResult = iterator.next();
s2t.equal(iterResult.done, true);
s2t.equal(iterResult.value, undefined);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/next-method-returns-throwing-value', { skip: !hasPropertyDescriptors }, function (s2t) {
var throwingIterator = {
next: function () {
var result = { value: null, done: false };
Object.defineProperty(result, 'value', {
get: function () {
throw new EvalError();
}
});
return result;
},
'return': function () {
throw new Error();
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return throwingIterator;
};
var iterator = concat(iterable);
s2t['throws'](function () { iterator.next(); }, EvalError);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/next-method-throws', function (s2t) {
var throwingIterator = {
next: function () {
throw new EvalError();
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return throwingIterator;
};
var iterator = concat(iterable);
s2t['throws'](function () { iterator.next(); }, EvalError);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/return-is-not-forwarded-after-exhaustion', function (s2t) {
var testIterator1 = {
next: function () {
return {
done: true,
value: undefined
};
},
'return': function () {
throw new EvalError();
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return testIterator1;
};
var iterator = concat(iterable);
iterator.next();
iterator['return']();
s2t.end();
});
t.test('test262: test/built-ins/Iterator/concat/return-is-not-forwarded-before-initial-start', function (s2t) {
var testIterator1 = {
next: function () {
return {
done: false,
value: 1
};
},
'return': function () {
throw new EvalError();
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return testIterator1;
};
var iterator = concat(iterable);
iterator['return']();
iterator.next();
iterator['return']();
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/return-method-called-with-zero-arguments', function (s2t) {
var returnCalled = 0;
var testIterator1 = {
next: function () {
return { done: false };
},
'return': function () {
returnCalled += 1;
s2t.equal(arguments.length, 0);
return { done: true };
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return testIterator1;
};
var iterator;
// Call with zero arguments.
iterator = concat(iterable);
iterator.next();
s2t.equal(returnCalled, 0);
iterator['return']();
s2t.equal(returnCalled, 1);
// Call with one argument.
iterator = concat(iterable);
iterator.next();
s2t.equal(returnCalled, 1);
iterator['return'](1);
s2t.equal(returnCalled, 2);
// Call with two arguments.
iterator = concat(iterable);
iterator.next();
s2t.equal(returnCalled, 2);
iterator['return'](1, 2);
s2t.equal(returnCalled, 3);
s2t.end();
});
st.test('test262: test/built-ins/Iterator/concat/throws-typeerror-when-generator-is-running-next', function (s2t) {
var enterCount = 0;
var iterator;
var testIterator1 = {
next: function () {
enterCount += 1;
iterator.next();
return { done: false };
}
};
var iterable = {};
iterable[Symbol.iterator] = function () {
return testIterator1;
};
iterator = concat(iterable);
s2t.equal(enterCount, 0);
s2t['throws'](function () { iterator.next(); }, TypeError);
s2t.equal(enterCount, 1);
s2t.end();
});
st.end();
});
},
index: function () {
test('Iterator.concat: index', function (t) {
module.exports.tests(index, 'Iterator.concat', t);
t.end();
});
},
implementation: function () {
test('Iterator.concat: implementation', function (t) {
module.exports.tests(impl, 'Iterator.concat', t);
t.end();
});
},
shimmed: function () {
test('Iterator.concat: shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.concat.name, 'concat', 'Iterator.concat has name "concat"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator, 'concat'), 'Iterator.concat is not enumerable');
et.end();
});
t.equal(Iterator.concat.length, 0, 'Iterator.concat has length 0');
module.exports.tests(callBind(Iterator.concat, Iterator), 'Iterator.concat', t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasProto = require('has-proto')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var mockProperty = require('mock-property');
var index = require('../Iterator.from');
var impl = require('../Iterator.from/implementation');
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
var $Iterator = require('../Iterator/implementation');
var iterProto = require('iterator.prototype');
var getCodePoints = function getCodePoints(str) {
var chars = [];
for (var i = 0; i < str.length; i++) {
var c1 = str.charCodeAt(i);
if (c1 >= 0xD800 && c1 < 0xDC00 && i + 1 < str.length) {
var c2 = str.charCodeAt(i + 1);
if (c2 >= 0xDC00 && c2 < 0xE000) {
chars.push(str.charAt(i) + str.charAt(i + 1));
i += 1;
continue; // eslint-disable-line no-continue, no-restricted-syntax
}
}
chars.push(str.charAt(i));
}
return chars;
};
module.exports = {
tests: function (from, name, t) {
t['throws'](
function () { return new from(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor'
);
t['throws'](
function () { return new from({}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor, with an argument'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
if (typeof nonIterator !== 'string') {
t['throws'](
function () { from(nonIterator).next(); },
TypeError,
debug(nonIterator) + ' is not an iterable Object'
);
}
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
forEach(v.nonFunctions, function (nonFunction) {
var badIterable = {};
badIterable[Symbol.iterator] = nonFunction;
st['throws'](
function () { from(badIterable).next(); },
TypeError,
debug(badIterable) + ' is not a function'
);
});
// st['throws'](
// function () { return new from([]); }, // eslint-disable-line new-cap
// RangeError,
// '`' + name + '` iterator is not a constructor'
// );
forEach(v.strings, function (string) {
var stringIt = from(string);
testIterator(stringIt, getCodePoints(string), st, 'string iterator: ' + debug(string));
});
var arrayIt = from([1, 2, 3]);
st.equal(typeof arrayIt.next, 'function', 'has a `next` function');
st.test('__proto__ is Iterator.prototype', { skip: !hasProto }, function (s2t) {
var fakeIterator = {
__proto__: iterProto,
next: function () {}
};
s2t.ok(fakeIterator instanceof $Iterator, 'is an instanceof Iterator');
s2t.equal(typeof fakeIterator.next, 'function', 'fake iterator `.next` is a function');
s2t.equal(from(fakeIterator), fakeIterator, 'returns input when it is an instanceof Iterator');
s2t.end();
});
st.test('real iterators', { skip: !hasSymbols }, function (s2t) {
var iter = [][Symbol.iterator]();
// eslint-disable-next-line no-proto
var arrayIterHasIterProto = hasProto && iter.__proto__.__proto__ !== Object.prototype;
s2t.equal(
from(iter),
iter,
'array iterator becomes itself',
{ skip: !arrayIterHasIterProto && 'node 0.12 - 3 do not have Iterator.prototype in the proto chains' }
);
s2t.end();
});
st.test('observability in a replaced String iterator', function (s2t) {
var originalStringIterator = String.prototype[Symbol.iterator];
var observedType;
s2t.teardown(mockProperty(String.prototype, Symbol.iterator, {
get: function () {
'use strict'; // eslint-disable-line strict, lines-around-directive
observedType = typeof this;
return originalStringIterator;
}
}));
from('');
s2t.equal(observedType, 'string', 'string primitive -> primitive receiver in Symbol.iterator getter');
from(Object(''));
s2t.equal(observedType, 'object', 'boxed string -> boxed string in Symbol.iterator getter');
s2t.end();
});
st.end();
});
},
index: function () {
test('Iterator.from: index', function (t) {
module.exports.tests(index, 'Iterator.from', t);
t.end();
});
},
implementation: function () {
test('Iterator.from: implementation', function (t) {
module.exports.tests(impl, 'Iterator.from', t);
t.end();
});
},
shimmed: function () {
test('Iterator.from: shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.from.name, 'from', 'Iterator.from has name "from"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator, 'from'), 'Iterator.from is not enumerable');
et.end();
});
module.exports.tests(callBind(Iterator.from, Iterator), 'Iterator.from', t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var functionsHaveNames = require('functions-have-names')();
var index = require('../Iterator');
var impl = require('../Iterator/implementation');
var isEnumerable = Object.prototype.propertyIsEnumerable;
module.exports = {
tests: function (Iter, name, t) {
t.equal(typeof Iter, 'function', name + ' is a function');
t['throws'](
function () { Iter(); }, // eslint-disable-line new-cap
TypeError,
name + ' throws when Call-ed'
);
t['throws'](
function () { return new Iter(); },
TypeError,
name + ' throws when Construct-ed'
);
var SubIter;
var SubSubIter;
try {
/* eslint no-new-func: 0 */
SubIter = Function('Iter', 'return class SubIter extends Iter {};')(Iter);
SubSubIter = Function('SubIter', 'return class SubSubIter extends SubIter {};')(SubIter);
} catch (e) { /**/ }
t.test('class inheritance', { skip: !SubIter }, function (st) {
st.doesNotThrow(
function () { return new SubIter(); },
'Extending ' + name + ' does not throw when Construct-ed'
);
st.doesNotThrow(
function () { return new SubSubIter(); },
'Extending ' + name + ' twice does not throw when Construct-ed'
);
st.end();
});
},
index: function () {
test('Iterator: index', function (t) {
module.exports.tests(index, 'Iterator', t);
t.end();
});
},
implementation: function () {
test('Iterator: implementation', function (t) {
module.exports.tests(impl, 'Iterator', t);
t.end();
});
},
shimmed: function () {
test('Iterator: shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.name, 'Iterator', 'Iterator has name "Iterator"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(global, Iterator), 'Iterator is not enumerable');
et.end();
});
t.test('prototype descriptor', { skip: !defineProperties.supportsDescriptors }, function (pt) {
var desc = Object.getOwnPropertyDescriptor(Iterator, 'prototype');
pt.deepEqual(
desc,
{
configurable: false,
enumerable: false,
value: Iterator.prototype,
writable: false
}
);
pt.end();
});
module.exports.tests(Iterator, 'Iterator', t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var Index = require('../Iterator.prototype.constructor');
var Impl = require('../Iterator.prototype.constructor/implementation');
var $Iterator = require('../Iterator/polyfill')();
var isEnumerable = Object.prototype.propertyIsEnumerable;
module.exports = {
tests: function (t, constructor, name) {
t.equal(constructor, $Iterator, name + ' is Iterator');
},
index: function () {
test('Iterator.prototype.constructor: index', function (t) {
t.notEqual(Index, $Iterator, 'index is not Iterator itself');
t.equal(typeof Index, 'function', 'index is a function');
t['throws'](
function () { Index(); }, // eslint-disable-line new-cap
TypeError,
'index throws when Call-ed'
);
t['throws'](
function () { return new Index(); },
TypeError,
'index throws when Construct-ed'
);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.constructor: implementation', function (t) {
t.equal(Impl, $Iterator, 'implementation is Iterator itself');
module.exports.tests(t, Impl, 'Iterator.prototype.constructor');
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.constructor: shimmed', function (t) {
module.exports.tests(t, Iterator.prototype.constructor, 'Iterator.prototype.constructor');
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, 'constructor'), 'Iterator#constructor is not enumerable');
et.end();
});
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var hasPropertyDescriptors = require('has-property-descriptors')();
var iterate = require('iterate-iterator');
var index = require('../Iterator.prototype.drop');
var impl = require('../Iterator.prototype.drop/implementation');
var fnName = 'drop';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (drop, name, t) {
t['throws'](
function () { return new drop(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(drop(nonIterator, 0)); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(drop(badNext, 0)); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
});
t.test('observable lookups', { skip: !hasPropertyDescriptors }, function (st) {
var effects = [];
var obj = {};
Object.defineProperty(obj, 'next', {
configurable: true,
enumerable: true,
get: function next() {
effects.push('get next');
return function () {
return { done: true, value: undefined };
};
}
});
drop(obj, {
valueOf: function valueOf() {
effects.push('ToNumber limit');
return 0;
}
});
st.deepEqual(effects, [
'ToNumber limit',
'get next'
]);
st.end();
});
var arr = [1, 2, 3];
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { drop(iterator(), -3); },
RangeError,
'-3 is not >= 0'
);
st['throws'](
function () { return new drop(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
st['throws'](
function () { return new drop(iterator(), 0); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
testIterator(drop(iterator(), 0), [1, 2, 3], st, 'drop 0');
testIterator(drop(iterator(), 1), [2, 3], st, 'drop 1');
testIterator(drop(iterator(), 2), [3], st, 'drop 2');
testIterator(drop(iterator(), 3), [], st, 'drop 3');
testIterator(drop(iterator(), Infinity), [], st, 'drop ∞');
st.end();
});
t.test('262: test/built-ins/Iterator/prototype/drop/get-return-method-throws', { skip: !hasPropertyDescriptors }, function (st) {
var badIterator = {
next: function next() {
return {
done: false,
value: 1
};
}
};
Object.defineProperty(badIterator, 'return', {
configurable: true,
enumerable: true,
get: function () { throw new SyntaxError(); }
});
var iter = drop(badIterator, 1);
iter.next();
st['throws'](
function () { iter['return'](); },
SyntaxError,
'gets the `return` method, whose getter throws'
);
st.end();
});
t.test('262: test/built-ins/Iterator/prototype/drop/return-is-forwarded', function (st) {
var returnCount = 0;
var makeBadIterator = function makeBadIterator() {
return {
next: function next() {
return {
done: false,
value: 1
};
},
'return': function () {
returnCount += 1;
return {};
}
};
};
var iter1 = drop(makeBadIterator(), 0);
st.equal(returnCount, 0, 'iter1, before return()');
iter1['return']();
st.equal(returnCount, 1, 'iter1, after return()');
var iter2 = drop(makeBadIterator(), 1);
st.equal(returnCount, 1, 'iter2, before return()');
iter2['return']();
st.equal(returnCount, 2, 'iter2, after return()');
// 5 drops (i wish i had pipeline)
var iter3 = drop(
drop(
drop(
drop(
drop(
makeBadIterator(),
1
),
1
),
1
),
1
),
1
);
st.equal(returnCount, 2, 'iter3, before return()');
iter3['return']();
st.equal(returnCount, 3, 'iter3, after return()');
st.end();
});
t.test('262: test/built-ins/Iterator/prototype/drop/return-is-not-forwarded-after-exhaustion', { skip: !hasPropertyDescriptors }, function (st) {
var makeBadIterator = function makeBadIterator() {
return {
next: function next() {
return {
done: true,
value: undefined
};
},
'return': function () {
throw new SyntaxError();
}
};
};
var iter1 = drop(makeBadIterator(), 0);
st['throws'](
function () { iter1['return'](); },
SyntaxError,
'iter1, return() throws'
);
iter1.next();
iter1['return']();
var iter2 = drop(makeBadIterator(), 1);
st['throws'](
function () { iter2['return'](); },
SyntaxError,
'iter2, return() throws'
);
iter2.next();
iter2['return']();
// 5 drops (i wish i had pipeline)
var iter3 = drop(
drop(
drop(
drop(
drop(
makeBadIterator(),
1
),
1
),
1
),
1
),
1
);
st['throws'](
function () { iter3['return'](); },
SyntaxError,
'iter3, return() throws'
);
iter3.next();
iter3['return']();
var iter4 = drop(makeBadIterator(), 10);
st['throws'](
function () { iter4['return'](); },
SyntaxError,
'iter4, return() throws'
);
iter4.next();
iter4['return']();
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var hasPropertyDescriptors = require('has-property-descriptors')();
var iterate = require('iterate-iterator');
var index = require('../Iterator.prototype.every');
var impl = require('../Iterator.prototype.every/implementation');
var fnName = 'every';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (every, name, t) {
t['throws'](
function () { return new every(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` is not a constructor'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(every(nonIterator, function () {})); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(every(badNext, function () {})); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
});
forEach(v.nonFunctions, function (nonFunction) {
t['throws'](
function () { every({ next: function () {} }, nonFunction); },
TypeError,
debug(nonFunction) + ' is not a function'
);
});
t.test('observable lookups', { skip: !hasPropertyDescriptors }, function (st) {
var effects = [];
var obj = {};
Object.defineProperty(obj, 'next', {
configurable: true,
enumerable: true,
get: function next() {
effects.push('get next');
return function () {
return { done: true, value: undefined };
};
}
});
st['throws'](
function () { every(obj, null); },
TypeError
);
st.deepEqual(effects, []);
st.end();
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var arr = [1, 2, 3];
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { return new every(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
st['throws'](
function () { return new every(iterator(), function () {}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
st.equal(every(iterator(), function () { return false; }), false, 'every for always-false');
st.equal(every(iterator(), function () { return true; }), true, 'every for always-true');
st.equal(every(iterator(), function (x, i) { return x === 2 && i === 1; }), false, 'every returns false for matching value/index');
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var hasPropertyDescriptors = require('has-property-descriptors')();
var iterate = require('iterate-iterator');
var index = require('../Iterator.prototype.filter');
var impl = require('../Iterator.prototype.filter/implementation');
var fnName = 'filter';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (filter, name, t) {
t['throws'](
function () { return new filter(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` is not a constructor'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(filter(nonIterator, function () {})); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(filter(badNext, function () {})); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
});
forEach(v.nonFunctions, function (nonFunction) {
t['throws'](
function () { filter({ next: function () {} }, nonFunction); },
TypeError,
debug(nonFunction) + ' is not a function'
);
});
t.test('observable lookups', { skip: !hasPropertyDescriptors }, function (st) {
var effects = [];
var obj = {};
Object.defineProperty(obj, 'next', {
configurable: true,
enumerable: true,
get: function next() {
effects.push('get next');
return function () {
return { done: true, value: undefined };
};
}
});
st['throws'](
function () { filter(obj, null); },
TypeError
);
st.deepEqual(effects, []);
st.end();
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var arr = [1, 2, 3];
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { return new filter(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
st['throws'](
function () { return new filter(iterator(), function () {}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
testIterator(filter(iterator(), function () { return false; }), [], st, 'filter for always-false');
testIterator(filter(iterator(), function () { return true; }), [1, 2, 3], st, 'filter for always-true');
testIterator(filter(iterator(), function (x, i) { return x === 2 && i === 1; }), [2], st, 'filter returns value for matching value/index');
st.end();
});
t.test('262: test/built-ins/Iterator/prototype/filter/predicate-args', function (st) {
var g = function g() {
var arr = ['a', 'b', 'c'];
var i = 0;
return {
next: function () {
try {
return {
value: arr[i],
done: i >= arr.length
};
} finally {
i += 1;
}
}
};
};
var assertionCount = 0;
var iter = filter(
g(),
function (value, count) {
if (value === 'a') {
st.equal(count, 0, 'first iteration');
} else if (value === 'b') {
st.equal(count, 1, 'second iteration');
} else if (value === 'c') {
st.equal(count, 2, 'third iteration');
} else {
st.fail('unexpected iteration');
}
assertionCount += 1;
return true;
}
);
st.equal(assertionCount, 0, 'prior to iteration');
testIterator(iter, ['a', 'b', 'c'], st, 'iteration');
st.equal(assertionCount, 3);
st.end();
});
t.test('262: test/built-ins/Iterator/prototype/filter/predicate-throws', function (st) {
var returnCalls = 0;
var iter = {
next: function () {
return {
done: false,
value: 1
};
},
'return': function () {
returnCalls += 1;
return {};
}
};
var callbackCalls = 0;
var iterator = filter(iter, function () {
callbackCalls += 1;
throw new SyntaxError();
});
st['throws'](function () { iterator.next(); }, SyntaxError, 'next() throws');
st.equal(callbackCalls, 1);
st.equal(returnCalls, 1);
st.end();
});
t.test('262: test/built-ins/Iterator/prototype/filter/predicate-throws-then-closing-iterator-also-throws', function (st) {
var iter = {
next: function next() {
return {
done: false,
value: 1
};
},
'return': function () {
throw new EvalError();
}
};
var iterator = filter(iter, function () {
throw new SyntaxError();
});
st['throws'](
function () { iterator.next(); },
SyntaxError,
'when the predicate and return() both throw, the predicates exception wins'
);
st.end();
});
t.test('262: test/built-ins/Iterator/prototype/filter/get-return-method-throws', { skip: !hasPropertyDescriptors }, function (st) {
var badIterator = {
next: function next() {
return {
done: false,
value: 1
};
}
};
Object.defineProperty(badIterator, 'return', { get: function () { throw new SyntaxError(); } });
var iter = filter(badIterator, function () { return true; });
iter.next();
st['throws'](
function () { iter['return'](); },
SyntaxError,
'gets the `return` method, whose getter throws'
);
st.end();
});
t.test('262: test/built-ins/Iterator/prototype/drop/return-is-forwarded', function (st) {
var returnCount = 0;
var badIterator = {
next: function next() {
return {
done: false,
value: 1
};
},
'return': function () {
returnCount += 1;
return {};
}
};
var iter1 = filter(badIterator, function () { return false; });
st.equal(returnCount, 0, 'iter1, before return()');
iter1['return']();
st.equal(returnCount, 1, 'iter1, after return()');
st.end();
});
t.test('262: test/built-ins/Iterator/prototype/drop/return-is-not-forwarded-after-exhaustion', { skip: !hasPropertyDescriptors }, function (st) {
var makeBadIterator = function makeBadIterator() {
return {
next: function next() {
return {
done: true,
value: undefined
};
},
'return': function () {
throw new SyntaxError();
}
};
};
var iter1 = filter(makeBadIterator(), function () { return true; });
st['throws'](
function () { iter1['return'](); },
SyntaxError,
'iter1, return() throws'
);
iter1.next();
iter1['return']();
// 3 filters (i wish i had pipeline)
var iter2 = filter(
filter(
filter(
makeBadIterator(),
function () { return true; }
),
function () { return true; }
),
function () { return true; }
);
st['throws'](
function () { iter2['return'](); },
SyntaxError,
'iter2, return() throws'
);
iter2.next();
iter2['return']();
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var iterate = require('iterate-iterator');
var index = require('../Iterator.prototype.find');
var impl = require('../Iterator.prototype.find/implementation');
var fnName = 'find';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (find, name, t) {
t['throws'](
function () { return new find(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` is not a constructor'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(find(nonIterator, function () {})); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(find(badNext, function () {})); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
});
forEach(v.nonFunctions, function (nonFunction) {
t['throws'](
function () { find({ next: function () {} }, nonFunction); },
TypeError,
debug(nonFunction) + ' is not a function'
);
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var arr = [1, 2, 3];
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { return new find(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
st['throws'](
function () { return new find(iterator(), function () {}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
st.equal(find(iterator(), function () { return false; }), undefined, 'find for always-false');
st.equal(find(iterator(), function () { return true; }), 1, 'find for always-true');
st.equal(find(iterator(), function (x, i) { return x === 2 && i === 1; }), 2, 'find returns value for matching value/index');
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var iterate = require('iterate-iterator');
var StringToCodePoints = require('es-abstract/2024/StringToCodePoints');
var index = require('../Iterator.prototype.flatMap');
var impl = require('../Iterator.prototype.flatMap/implementation');
var fnName = 'flatMap';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (flatMap, name, t) {
t['throws'](
function () { return new flatMap(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` is not a constructor'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(flatMap(nonIterator, function () {})); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(flatMap(badNext, function () {})); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
});
forEach(v.nonFunctions, function (nonFunction) {
t['throws'](
function () { flatMap({ next: function () {} }, nonFunction); },
TypeError,
debug(nonFunction) + ' is not a function'
);
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var arr = [1, 2, 3];
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { return new flatMap(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
st['throws'](
function () { return new flatMap(iterator(), function () {}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
var nonIterableFlatMap = flatMap(iterator(), function (x) { return x; });
st['throws'](
function () { nonIterableFlatMap.next(); },
TypeError,
'non-iterable return value throws'
);
forEach(v.strings, function (string) {
st['throws'](
function () { flatMap(iterator(), function () { return string; }).next(); },
TypeError,
'non-object return value throws even if iterable (' + debug(string) + ')'
);
testIterator(
flatMap(iterator(), function () { return Object(string); }),
[].concat(StringToCodePoints(string), StringToCodePoints(string), StringToCodePoints(string)),
st,
'boxed string (' + debug(string) + ')'
);
});
testIterator(flatMap(iterator(), function (x) { return [x][Symbol.iterator](); }), [1, 2, 3], st, 'identity mapper in array iterator');
testIterator(flatMap(iterator(), function (x) { return [2 * x][Symbol.iterator](); }), [2, 4, 6], st, 'doubler mapper in array iterator');
testIterator(flatMap(iterator(), function () { return []; }), [], st, 'empty mapper in nested array iterator');
testIterator(flatMap(iterator(), function (x) { return [[x, x + 1]][Symbol.iterator](); }), [[1, 2], [2, 3], [3, 4]], st, 'identity mapper in nested array iterator');
testIterator(flatMap(iterator(), function (x) { return [[2 * x, 2 * (x + 1)]][Symbol.iterator](); }), [[2, 4], [4, 6], [6, 8]], st, 'doubler mapper in nested array iterator');
testIterator(flatMap([0, 1, 2, 3][Symbol.iterator](), function (value) {
var result = [];
for (var i = 0; i < value; ++i) {
result.push(value);
}
return result;
}), [1, 2, 2, 3, 3, 3], st, 'test262: test/built-ins/Iterator/prototype/flatMap/flattens-iteratable');
testIterator(flatMap([0, 1, 2, 3][Symbol.iterator](), function (value) {
var i = 0;
return {
next: function () {
if (i < value) {
i += 1;
return {
value: value,
done: false
};
}
return {
value: undefined,
done: true
};
}
};
}), [1, 2, 2, 3, 3, 3], st, 'test262: test/built-ins/Iterator/prototype/flatMap/flattens-iterator');
testIterator(flatMap([0][Symbol.iterator](), function () {
var n = [0, 1, 2][Symbol.iterator]();
var ret = {
next: function next() {
return n.next();
}
};
ret[Symbol.iterator] = null;
return ret;
}), [0, 1, 2], st, 'test262: test/built-ins/Iterator/prototype/flatMap/iterable-to-iterator-fallback');
var counts = [];
testIterator(flatMap(['a', 'b', 'c', 'd', 'e'][Symbol.iterator](), function (value, count) {
counts.push(count);
if (value === 'a' || value === 'b') {
return [0];
}
if (value === 'c') {
return [1, 2];
}
if (value === 'd') {
return [3, 4, 5];
}
if (value === 'e') {
return [6, 7, 8, 9];
}
return st.fail('got unexpected value: ' + debug(v));
}), [0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9], st, 'test262: test/built-ins/Iterator/prototype/flatMap/mapper-args');
st.deepEqual(counts, [0, 1, 2, 3, 4], 'count values are as expected');
st.test('return protocol', function (s2t) {
var returnCount = 0;
var iter = flatMap([0][Symbol.iterator](), function () {
return {
next: function next() {
return {
done: false,
value: 1
};
},
'return': function () {
returnCount += 1;
return {};
}
};
});
s2t.equal(returnCount, 0, '`return` is not called yet');
s2t.deepEqual(iter.next(), {
done: false,
value: 1
});
s2t.equal(returnCount, 0, '`return` is not called after first yield');
iter['return']();
s2t.equal(returnCount, 1, '`return` is called when iterator return is called');
iter['return']();
s2t.equal(returnCount, 1, '`return` is not called again when iterator return is called again');
s2t.end();
});
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEachNormal = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var iterate = require('iterate-iterator');
var index = require('../Iterator.prototype.forEach');
var impl = require('../Iterator.prototype.forEach/implementation');
var fnName = 'forEach';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (forEach, name, t) {
t['throws'](
function () { return new forEach(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` is not a constructor'
);
forEachNormal(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(forEach(nonIterator, function () {})); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(forEach(badNext, function () {})); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
});
forEachNormal(v.nonFunctions, function (nonFunction) {
t['throws'](
function () { forEach({ next: function () {} }, nonFunction); },
TypeError,
debug(nonFunction) + ' is not a function'
);
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var arr = [1, 2, 3];
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { return new forEach(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
st['throws'](
function () { return new forEach(iterator(), function () {}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
var results = [];
var ret = forEach(
iterator(),
function (x, i) {
// eslint-disable-next-line no-invalid-this
results.push({ value: x, count: i, 'this': this, args: arguments.length });
}
);
st.equal(ret, undefined, 'returns undefined');
st.deepEqual(
results,
[
{ value: 1, count: 0, 'this': undefined, args: 2 },
{ value: 2, count: 1, 'this': undefined, args: 2 },
{ value: 3, count: 2, 'this': undefined, args: 2 }
],
'forEach callback receives the expected values'
);
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var hasSymbols = require('has-symbols')();
var hasToStringTag = require('has-tostringtag');
var functionsHaveNames = require('functions-have-names')();
var functionsHaveConfigurableNames = require('functions-have-names').functionsHaveConfigurableNames();
var index = require('../Iterator.prototype');
var impl = require('../Iterator.prototype/implementation');
var isEnumerable = Object.prototype.propertyIsEnumerable;
var $Iterator = require('../Iterator/implementation');
module.exports = {
tests: function (proto, name, t) {
t.notEqual(proto, null, 'is not null');
t.equal(typeof proto, 'object', 'is an object');
t.test('Symbol.iterator', { skip: !hasSymbols }, function (st) {
st.equal(typeof proto[Symbol.iterator], 'function', 'has a `Symbol.iterator` method');
st.equal(
proto[Symbol.iterator].name,
'[Symbol.iterator]',
'has name "[Symbol.iterator]"',
{ skip: functionsHaveNames && !functionsHaveConfigurableNames }
);
st.equal(proto[Symbol.iterator](), proto, 'function returns proto');
st.equal(proto[Symbol.iterator].call($Iterator), $Iterator, 'function returns receiver');
st.end();
});
t.test(
'Symbol.toStringTag',
{ skip: !hasToStringTag || 'temporarily skipped pending https://bugs.chromium.org/p/chromium/issues/detail?id=1477372' },
function (st) {
st.equal(proto[Symbol.toStringTag], 'Iterator', 'has a `Symbol.toStringTag` property');
st.end();
}
);
},
index: function () {
test('Iterator.prototype: index', function (t) {
module.exports.tests(index, 'Iterator.prototype', t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype: implementation', function (t) {
module.exports.tests(impl, 'Iterator.prototype', t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype: shimmed', function (t) {
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator, 'prototype'), 'Iterator.prototype is not enumerable');
et.end();
});
module.exports.tests(Iterator.prototype, 'Iterator.prototype', t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var generators = require('make-generator-function')();
var iterate = require('iterate-iterator');
var index = require('../Iterator.prototype.map');
var impl = require('../Iterator.prototype.map/implementation');
var fnName = 'map';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (map, name, t) {
t['throws'](
function () { return new map(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(map(nonIterator, function () {})); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(map(badNext, function () {})); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
});
forEach(v.nonFunctions, function (nonFunction) {
t['throws'](
function () { map({ next: function () {} }, nonFunction); },
TypeError,
debug(nonFunction) + ' is not a function'
);
});
var sentinel = {};
var done = false;
var fakeIterator = {
next: function () {
try {
return {
done: !!done,
value: sentinel
};
} finally {
done = done === false ? null : true;
}
}
};
var result = {};
testIterator(
map(fakeIterator, function (x, i) {
result.value = x;
result.counter = i;
result.receiver = this; // eslint-disable-line no-invalid-this
result.args = arguments.length;
return fakeIterator;
}),
[fakeIterator, fakeIterator],
t,
'fake iterator, mapped, runs as expected'
);
t.deepEqual(
result,
{ value: sentinel, counter: 1, receiver: undefined, args: 2 },
'callback is called with the correct arguments'
);
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var arr = [1, 2, 3];
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { return new map(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
st['throws'](
function () { return new map(iterator(), function () {}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
testIterator(map(iterator(), function (x) { return x; }), [1, 2, 3], st, 'identity mapper');
testIterator(map(iterator(), function (x) { return 2 * x; }), [2, 4, 6], st, 'doubler mapper');
st.test('generators', { skip: generators.length === 0 }, function (s2t) {
forEach(generators, function (gen) {
s2t.doesNotThrow(
function () { map(gen(), function () {}); },
'generator function ' + debug(gen) + ' does not need to be from-wrapped first'
);
});
s2t.end();
});
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.equal(typeof Iterator.prototype[fnName], 'function', 'exists and is a function');
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var iterate = require('iterate-iterator');
var index = require('../Iterator.prototype.reduce');
var impl = require('../Iterator.prototype.reduce/implementation');
var fnName = 'reduce';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (reduce, name, t) {
t['throws'](
function () { return new reduce(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` is not a constructor'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(reduce(nonIterator, function () {})); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(reduce(badNext, function () {})); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
});
forEach(v.nonFunctions, function (nonFunction) {
t['throws'](
function () { reduce({ next: function () {} }, nonFunction); },
TypeError,
debug(nonFunction) + ' is not a function'
);
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var arr = [1, 2, 3];
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { return new reduce(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
st['throws'](
function () { return new reduce(iterator(), function () {}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
var results = [];
var ret = reduce(
iterator(),
function (acc, x, i) {
// eslint-disable-next-line no-invalid-this
results.push({ acc: acc, value: x, count: i, 'this': this, args: arguments.length });
return acc + x;
}
);
st.equal(ret, 6, 'returns sum of all numbers');
st.deepEqual(
results,
[
{ acc: 1, value: 2, count: 1, 'this': undefined, args: 3 },
{ acc: 3, value: 3, count: 2, 'this': undefined, args: 3 }
],
'reduce callback receives the expected values without initialValue'
);
var results2 = [];
var ret2 = reduce(
iterator(),
function (acc, x, i) {
// eslint-disable-next-line no-invalid-this
results2.push({ acc: acc, value: x, count: i, 'this': this, args: arguments.length });
return acc + x;
},
10
);
st.equal(ret2, 16, 'returns sum of all numbers plus initialValue');
st.deepEqual(
results2,
[
{ acc: 10, value: 1, count: 0, 'this': undefined, args: 3 },
{ acc: 11, value: 2, count: 1, 'this': undefined, args: 3 },
{ acc: 13, value: 3, count: 2, 'this': undefined, args: 3 }
],
'reduce callback receives the expected values with initialValue'
);
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var iterate = require('iterate-iterator');
var index = require('../Iterator.prototype.some');
var impl = require('../Iterator.prototype.some/implementation');
var fnName = 'some';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (some, name, t) {
t['throws'](
function () { return new some(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` is not a constructor'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(some(nonIterator, function () {})); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(some(badNext, function () {})); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
});
forEach(v.nonFunctions, function (nonFunction) {
t['throws'](
function () { some({ next: function () {} }, nonFunction); },
TypeError,
debug(nonFunction) + ' is not a function'
);
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var arr = [1, 2, 3];
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { return new some(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
st['throws'](
function () { return new some(iterator(), function () {}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
st.equal(some(iterator(), function () { return false; }), false, 'some for always-false');
st.equal(some(iterator(), function () { return true; }), true, 'some for always-true');
st.equal(some(iterator(), function (x, i) { return x === 2 && i === 1; }), true, 'some returns true for matching value/index');
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var iterate = require('iterate-iterator');
var index = require('../Iterator.prototype.take');
var impl = require('../Iterator.prototype.take/implementation');
var fnName = 'take';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (take, name, t) {
t['throws'](
function () { return new take(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(take(nonIterator, 1)); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
if (nonIterator != null && typeof nonIterator !== 'string') {
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(take(badNext, 1)); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
}
});
var arr = [1, 2, 3];
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { take(iterator(), -3); },
RangeError,
'-3 is not >= 0'
);
st['throws'](
function () { return new take(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
st['throws'](
function () { return new take(iterator(), 0); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
testIterator(take(iterator(), 0), [], st, 'take 0');
testIterator(take(iterator(), 1), [1], st, 'take 1');
testIterator(take(iterator(), 2), [1, 2], st, 'take 2');
testIterator(take(iterator(), 3), [1, 2, 3], st, 'take 3');
testIterator(take(iterator(), Infinity), [1, 2, 3], st, 'take ∞');
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var hasStrictMode = require('has-strict-mode')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var iterate = require('iterate-iterator');
var index = require('../Iterator.prototype.toArray');
var impl = require('../Iterator.prototype.toArray/implementation');
var fnName = 'toArray';
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (toArray, name, t) {
t['throws'](
function () { return new toArray(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` is not a constructor'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { iterate(toArray(nonIterator)); },
TypeError,
debug(nonIterator) + ' is not an Object with a callable `next` method'
);
var badNext = { next: nonIterator };
t['throws'](
function () { iterate(toArray(badNext)); },
TypeError,
debug(badNext) + ' is not an Object with a callable `next` method'
);
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
var arr = [1, 2, 3];
var iterator = callBind(arr[Symbol.iterator], arr);
st['throws'](
function () { return new toArray(iterator()); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` iterator is not a constructor'
);
testIterator(iterator(), [1, 2, 3], st, 'original');
st.deepEqual(toArray(iterator()), [1, 2, 3], 'toArray');
st.end();
});
},
index: function () {
test('Iterator.prototype.' + fnName + ': index', function (t) {
module.exports.tests(index, 'Iterator.prototype.' + fnName, t);
t.end();
});
},
implementation: function () {
test('Iterator.prototype.' + fnName + ': implementation', function (t) {
module.exports.tests(callBind(impl), 'Iterator.prototype.' + fnName, t);
t.end();
});
},
shimmed: function () {
test('Iterator.prototype.' + fnName + ': shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.prototype[fnName].name, fnName, 'Iterator#' + fnName + ' has name "' + fnName + '"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator.prototype, fnName), 'Iterator#' + fnName + ' is not enumerable');
et.end();
});
t.test('bad string/this value', { skip: !hasStrictMode }, function (st) {
st['throws'](function () { return Iterator.prototype[fnName].call(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return Iterator.prototype[fnName].call(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
module.exports.tests(callBind(Iterator.prototype[fnName]), 'Iterator.prototype.' + fnName, t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var mockProperty = require('mock-property');
var index = require('../Iterator.zip');
var impl = require('../Iterator.zip/implementation');
var from = require('../Iterator.from/polyfill')();
var isEnumerable = Object.prototype.propertyIsEnumerable;
var testIterator = require('./helpers/testIterator');
module.exports = {
tests: function (zip, name, t) {
t['throws'](
function () { return new zip(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor'
);
t['throws'](
function () { return new zip({}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor, with an argument'
);
forEach(v.primitives.concat(v.objects), function (nonIterator) {
t['throws'](
function () { zip(nonIterator, []); },
TypeError,
debug(nonIterator) + ' is not an iterable Object'
);
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
forEach(v.nonFunctions, function (nonFunction) {
if (nonFunction != null) {
var badIterable = {};
badIterable[Symbol.iterator] = nonFunction;
st['throws'](
function () { zip([[], badIterable, []]).next(); },
TypeError,
debug(badIterable) + ' is not a function'
);
}
});
forEach(v.strings, function (string) {
st['throws'](
function () { zip([string]); },
TypeError,
'non-objects are not considered iterable'
);
});
var arrayIt = zip([[1, 2, 3]]);
st.equal(typeof arrayIt.next, 'function', 'has a `next` function');
st.test('real iterators', { skip: !hasSymbols }, function (s2t) {
var iter = [1, 2][Symbol.iterator]();
testIterator(zip([iter, [3, 4]]), [[1, 3], [2, 4]], s2t, 'array iterator + array yields combined results');
s2t.end();
});
st.test('observability in a replaced String iterator', function (s2t) {
var originalStringIterator = String.prototype[Symbol.iterator];
var observedType;
s2t.teardown(mockProperty(String.prototype, Symbol.iterator, {
get: function () {
'use strict'; // eslint-disable-line strict, lines-around-directive
observedType = typeof this;
return originalStringIterator;
}
}));
zip([from('')]);
s2t.equal(observedType, 'string', 'string primitive -> primitive receiver in Symbol.iterator getter');
zip([from(Object(''))]);
s2t.equal(observedType, 'object', 'boxed string -> boxed string in Symbol.iterator getter');
s2t.end();
});
st.end();
});
},
index: function () {
test('Iterator.zip: index', function (t) {
module.exports.tests(index, 'Iterator.zip', t);
t.end();
});
},
implementation: function () {
test('Iterator.zip: implementation', function (t) {
module.exports.tests(impl, 'Iterator.zip', t);
t.end();
});
},
shimmed: function () {
test('Iterator.zip: shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.zip.name, 'zip', 'Iterator.zip has name "zip"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator, 'zip'), 'Iterator.zip is not enumerable');
et.end();
});
module.exports.tests(callBind(Iterator.zip, Iterator), 'Iterator.zip', t);
t.end();
});
}
};

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'use strict';
var defineProperties = require('define-properties');
var test = require('tape');
var callBind = require('call-bind');
var functionsHaveNames = require('functions-have-names')();
var forEach = require('for-each');
var debug = require('object-inspect');
var v = require('es-value-fixtures');
var hasSymbols = require('has-symbols/shams')();
var mockProperty = require('mock-property');
var index = require('../Iterator.zipKeyed');
var impl = require('../Iterator.zipKeyed/implementation');
var from = require('../Iterator.from/polyfill')();
var testIterator = require('./helpers/testIterator');
var isEnumerable = Object.prototype.propertyIsEnumerable;
module.exports = {
tests: function (zipKeyed, name, t) {
t['throws'](
function () { return new zipKeyed(); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor'
);
t['throws'](
function () { return new zipKeyed({}); }, // eslint-disable-line new-cap
TypeError,
'`' + name + '` itself is not a constructor, with an argument'
);
forEach(v.primitives, function (primitive) {
t['throws'](
function () { zipKeyed(primitive); },
TypeError,
debug(primitive) + ' is not an Object'
);
if (primitive != null) {
t['throws'](
function () { zipKeyed({ a: primitive }); },
TypeError,
'key "a" on iterables object is ' + debug(primitive) + ' which is not an iterable Object'
);
}
});
forEach(v.objects, function (nonIterator) {
t.doesNotThrow(function () { zipKeyed({ a: nonIterator }); }, 'does not throw until `.next()`');
t['throws'](
function () { zipKeyed({ a: nonIterator }).next(); },
TypeError,
'key "a" on iterables object is ' + debug(nonIterator) + ' which is not an iterable Object'
);
});
t.test('actual iteration', { skip: !hasSymbols }, function (st) {
forEach(v.nonFunctions, function (nonFunction) {
if (nonFunction != null) {
var badIterable = {};
badIterable[Symbol.iterator] = nonFunction;
st['throws'](
function () { zipKeyed({ a: [], b: badIterable, c: [] }).next(); },
TypeError,
'key "b" on iterables object is ' + debug(badIterable) + ' is not a function'
);
}
});
forEach(v.strings, function (string) {
st['throws'](
function () { zipKeyed({ a: string }); },
TypeError,
'key "a" on iterables object is an iterable primitive, but non-objects are not considered iterable'
);
});
st.test('real iterators', { skip: !hasSymbols }, function (s2t) {
var iter = [['a', 1], ['b', 2]][Symbol.iterator]();
var iterator = zipKeyed({ a: iter, b: ['a', 3], c: ['b', 4] });
testIterator(
iterator,
[
{ __proto__: null, a: ['a', 1], b: 'a', c: 'b' },
{ __proto__: null, a: ['b', 2], b: 3, c: 4 }
],
s2t,
'array iterator + array yields combined results'
);
s2t.end();
});
st.test('observability in a replaced String iterator', function (s2t) {
var originalStringIterator = String.prototype[Symbol.iterator];
var observedType;
s2t.teardown(mockProperty(String.prototype, Symbol.iterator, {
get: function () {
'use strict'; // eslint-disable-line strict, lines-around-directive
observedType = typeof this;
return originalStringIterator;
}
}));
zipKeyed([from('')]);
s2t.equal(observedType, 'string', 'string primitive -> primitive receiver in Symbol.iterator getter');
zipKeyed([from(Object(''))]);
s2t.equal(observedType, 'object', 'boxed string -> boxed string in Symbol.iterator getter');
s2t.end();
});
st.end();
});
},
index: function () {
test('Iterator.zipKeyed: index', function (t) {
module.exports.tests(index, 'Iterator.zipKeyed', t);
t.end();
});
},
implementation: function () {
test('Iterator.zipKeyed: implementation', function (t) {
module.exports.tests(impl, 'Iterator.zipKeyed', t);
t.end();
});
},
shimmed: function () {
test('Iterator.zipKeyed: shimmed', function (t) {
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Iterator.zipKeyed.name, 'zipKeyed', 'Iterator.zipKeyed has name "zipKeyed"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Iterator, 'zipKeyed'), 'Iterator.zipKeyed is not enumerable');
et.end();
});
module.exports.tests(callBind(Iterator.zipKeyed, Iterator), 'Iterator.zipKeyed', t);
t.end();
});
}
};

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'use strict';
var iterate = require('iterate-iterator');
module.exports = function testIterator(iterator, expected, t, msg) {
t.deepEqual(iterate(iterator), expected, 'iterator yields expected values: ' + msg);
};

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'use strict';
var test = require('tape');
var forEach = require('for-each');
var shims = require('../');
forEach(shims, function (shim) {
var shimTests;
try {
shimTests = require('./' + shim); // eslint-disable-line global-require
} catch (e) {
test(shim + ': implementation', { todo: true });
}
if (shimTests) {
shimTests.implementation();
}
});

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'use strict';
var test = require('tape');
var forEach = require('for-each');
var shims = require('../');
forEach(shims, function (shim) {
var shimTests;
try {
shimTests = require('./' + shim); // eslint-disable-line global-require
} catch (e) {
console.error(e);
test(shim + ': index', { todo: true });
}
if (shimTests) {
shimTests.index();
}
});

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'use strict';
require('../auto');
var test = require('tape');
var forEach = require('for-each');
var shims = require('../');
forEach(shims, function (shim) {
var shimTests;
try {
shimTests = require('./' + shim); // eslint-disable-line global-require
} catch (e) {
test(shim + ': shimmed', { todo: true });
}
if (shimTests) {
shimTests.shimmed();
}
});
test('integration', function (t) {
var seenMapEveryMap = [];
var seenMapEveryEvery = [];
var mapEveryResult = Iterator.from([1, 2, 3, 4, 5]).map(function (x) {
seenMapEveryMap.push(x);
return x * x;
}).every(function (x) {
seenMapEveryEvery.push(x);
return x < 10;
});
t.equal(mapEveryResult, false, 'map + every: every predicate returned false nonzero times');
t.deepEqual(seenMapEveryMap, [1, 2, 3, 4], 'map + every, map: all values are seen until after the first one that is > 10 when squared');
t.deepEqual(seenMapEveryEvery, [1, 4, 9, 16], 'map + every, every: all values are seen until after the first one that is > 10 when squared');
var seenMapSomeMap = [];
var seenMapSomeSome = [];
var mapSomeResult = Iterator.from([1, 2, 3, 4, 5]).map(function (x) {
seenMapSomeMap.push(x);
return x * x;
}).some(function (x) {
seenMapSomeSome.push(x);
return x > 10;
});
t.equal(mapSomeResult, true, 'map + some: some predicate returned true nonzero times');
t.deepEqual(seenMapSomeMap, [1, 2, 3, 4], 'map + some, map: all values are seen until after the first one that is > 10 when squared');
t.deepEqual(seenMapSomeSome, [1, 4, 9, 16], 'map + some, some: all values are seen until after the first one that is > 10 when squared');
var seenMapFind = [];
var mapFindResult = Iterator.from([1, 2, 3, 4, 5]).map(function (x) {
seenMapFind.push(x);
return x * x;
}).find(function (x) {
return x > 10;
});
t.equal(mapFindResult, 16, 'map + find: find found the first mapped value over 10');
t.deepEqual(seenMapFind, [1, 2, 3, 4], 'map + find: all values are seen until after the first one that is > 10 when squared');
var seenFilterEvery = [];
var filterEveryResult = Iterator.from([1, 2, 3, 4, 5]).filter(function (x) {
seenFilterEvery.push(x);
return x;
}).every(function (x) {
return x <= 3;
});
t.equal(filterEveryResult, false, 'filter + every: every predicate returned false nonzero times');
t.deepEqual(seenMapFind, [1, 2, 3, 4], 'filter + every: all values are seen until after the first one that is > 10 when squared');
t.end();
});

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'use strict';
var data = {
anchor: { arg: 'bar"baz"', expected: '<a name="bar&quot;baz&quot;">foo</a>' },
big: '<big>foo</big>',
blink: '<blink>foo</blink>',
bold: '<b>foo</b>',
fixed: '<tt>foo</tt>',
fontcolor: { arg: 'blue"red"green', expected: '<font color="blue&quot;red&quot;green">foo</font>' },
fontsize: { arg: '10"large"small', expected: '<font size="10&quot;large&quot;small">foo</font>' },
italics: '<i>foo</i>',
link: { arg: 'url"http://"', expected: '<a href="url&quot;http://&quot;">foo</a>' },
small: '<small>foo</small>',
strike: '<strike>foo</strike>',
sub: '<sub>foo</sub>',
sup: '<sup>foo</sup>'
};
module.exports = function (method, name, t) {
var result = data[name] || {};
var expected = typeof result === 'string' ? result : result.expected;
var actual = typeof result === 'string' ? method('foo') : method('foo', result.arg);
t.equal(actual, expected, name + ': got expected result');
};