core-js - npm Package Compare versions

Comparing version 3.39.0 to 3.40.0

actual/error/index.js

 'use strict';
 var parent = require('../../stable/error');
+require('../../modules/es.object.create');
+require('../../modules/esnext.error.is-error');
 
 module.exports = parent;

full/index.js

@@ -319,2 +319,3 @@ 'use strict';
 require('../modules/esnext.disposable-stack.constructor');
+require('../modules/esnext.error.is-error');
 require('../modules/esnext.function.demethodize');
@@ -321,0 +322,0 @@ require('../modules/esnext.function.is-callable');

internals/add-disposable-resource.js

 'use strict';
+var getBuiltIn = require('../internals/get-built-in');
 var call = require('../internals/function-call');
@@ -25,3 +26,8 @@ var uncurryThis = require('../internals/function-uncurry-this');
     return function () {
-      call(method, this);
+      var O = this;
+      var Promise = getBuiltIn('Promise');
+      return new Promise(function (resolve) {
+        call(method, O);
+        resolve(undefined);
+      });
     };
@@ -28,0 +34,0 @@ } return getMethod(V, DISPOSE);

internals/array-buffer-is-detached.js

 'use strict';
 var globalThis = require('../internals/global-this');
-var uncurryThis = require('../internals/function-uncurry-this-clause');
+var NATIVE_ARRAY_BUFFER = require('../internals/array-buffer-basic-detection');
 var arrayBufferByteLength = require('../internals/array-buffer-byte-length');
 
-var ArrayBuffer = globalThis.ArrayBuffer;
-var ArrayBufferPrototype = ArrayBuffer && ArrayBuffer.prototype;
-var slice = ArrayBufferPrototype && uncurryThis(ArrayBufferPrototype.slice);
+var DataView = globalThis.DataView;
 
 module.exports = function (O) {
-  if (arrayBufferByteLength(O) !== 0) return false;
-  if (!slice) return false;
+  if (!NATIVE_ARRAY_BUFFER || arrayBufferByteLength(O) !== 0) return false;
   try {
-    slice(O, 0, 0);
+    // eslint-disable-next-line no-new -- thrower
+    new DataView(O);
     return false;
@@ -16,0 +14,0 @@ } catch (error) {

internals/function-apply.js

@@ -8,5 +8,5 @@ 'use strict';
 
-// eslint-disable-next-line es/no-reflect -- safe
+// eslint-disable-next-line es/no-function-prototype-bind, es/no-reflect -- safe
 module.exports = typeof Reflect == 'object' && Reflect.apply || (NATIVE_BIND ? call.bind(apply) : function () {
   return call.apply(apply, arguments);
 });

internals/function-call.js

@@ -5,5 +5,5 @@ 'use strict';
 var call = Function.prototype.call;
-
+// eslint-disable-next-line es/no-function-prototype-bind -- safe
 module.exports = NATIVE_BIND ? call.bind(call) : function () {
   return call.apply(call, arguments);
 };

internals/function-uncurry-this.js

@@ -6,2 +6,3 @@ 'use strict';
 var call = FunctionPrototype.call;
+// eslint-disable-next-line es/no-function-prototype-bind -- safe
 var uncurryThisWithBind = NATIVE_BIND && FunctionPrototype.bind.bind(call, call);
@@ -8,0 +9,0 @@

internals/iterator-create-proxy.js

@@ -25,8 +25,9 @@ 'use strict';
       // for simplification:
-      //   for `%WrapForValidIteratorPrototype%.next` our `nextHandler` returns `IterResultObject`
+      //   for `%WrapForValidIteratorPrototype%.next` or with `state.returnHandlerResult` our `nextHandler` returns `IterResultObject`
       //   for `%IteratorHelperPrototype%.next` - just a value
       if (IS_ITERATOR) return state.nextHandler();
+      if (state.done) return createIterResultObject(undefined, true);
       try {
-        var result = state.done ? undefined : state.nextHandler();
-        return createIterResultObject(result, state.done);
+        var result = state.nextHandler();
+        return state.returnHandlerResult ? result : createIterResultObject(result, state.done);
       } catch (error) {
@@ -61,3 +62,3 @@ state.done = true;
 
-module.exports = function (nextHandler, IS_ITERATOR) {
+module.exports = function (nextHandler, IS_ITERATOR, RETURN_HANDLER_RESULT) {
   var IteratorProxy = function Iterator(record, state) {
@@ -69,2 +70,3 @@ if (state) {
     state.type = IS_ITERATOR ? WRAP_FOR_VALID_ITERATOR : ITERATOR_HELPER;
+    state.returnHandlerResult = !!RETURN_HANDLER_RESULT;
     state.nextHandler = nextHandler;
@@ -71,0 +73,0 @@ state.counter = 0;

internals/math-float-round.js

 'use strict';
 var sign = require('../internals/math-sign');
+var roundTiesToEven = require('../internals/math-round-ties-to-even');
 
@@ -7,8 +8,3 @@ var abs = Math.abs;
 var EPSILON = 2.220446049250313e-16; // Number.EPSILON
-var INVERSE_EPSILON = 1 / EPSILON;
 
-var roundTiesToEven = function (n) {
-  return n + INVERSE_EPSILON - INVERSE_EPSILON;
-};
-
 module.exports = function (x, FLOAT_EPSILON, FLOAT_MAX_VALUE, FLOAT_MIN_VALUE) {
@@ -15,0 +11,0 @@ var n = +x;

internals/math-scale.js

 'use strict';
 // `Math.scale` method implementation
 // https://rwaldron.github.io/proposal-math-extensions/
-module.exports = Math.scale || function scale(x, inLow, inHigh, outLow, outHigh) {
+module.exports = function scale(x, inLow, inHigh, outLow, outHigh) {
   var nx = +x;
@@ -6,0 +6,0 @@ var nInLow = +inLow;

internals/native-raw-json.js

@@ -7,4 +7,6 @@ 'use strict';
   var unsafeInt = '9007199254740993';
+  // eslint-disable-next-line es/no-nonstandard-json-properties -- feature detection
   var raw = JSON.rawJSON(unsafeInt);
+  // eslint-disable-next-line es/no-nonstandard-json-properties -- feature detection
   return !JSON.isRawJSON(raw) || JSON.stringify(raw) !== unsafeInt;
 });

internals/object-assign.js

@@ -38,2 +38,3 @@ 'use strict';
   A[symbol] = 7;
+  // eslint-disable-next-line es/no-array-prototype-foreach -- safe
   alphabet.split('').forEach(function (chr) { B[chr] = chr; });
@@ -40,0 +41,0 @@ return $assign({}, A)[symbol] !== 7 || objectKeys($assign({}, B)).join('') !== alphabet;

internals/set-method-accept-set-like.js

@@ -20,3 +20,15 @@ 'use strict';
 
-module.exports = function (name) {
+var createSetLikeWithInfinitySize = function (size) {
+  return {
+    size: size,
+    has: function () {
+      return true;
+    },
+    keys: function () {
+      throw new Error('e');
+    }
+  };
+};
+
+module.exports = function (name, callback) {
   var Set = getBuiltIn('Set');
@@ -31,3 +43,14 @@ try {
     } catch (error2) {
-      return true;
+      if (!callback) return true;
+      // early V8 implementation bug
+      // https://issues.chromium.org/issues/351332634
+      try {
+        new Set()[name](createSetLikeWithInfinitySize(-Infinity));
+        return false;
+      } catch (error) {
+        var set = new Set();
+        set.add(1);
+        set.add(2);
+        return callback(set[name](createSetLikeWithInfinitySize(Infinity)));
+      }
     }
@@ -34,0 +57,0 @@ } catch (error) {

internals/shared-store.js

@@ -10,7 +10,7 @@ 'use strict';
 (store.versions || (store.versions = [])).push({
-  version: '3.39.0',
+  version: '3.40.0',
   mode: IS_PURE ? 'pure' : 'global',
-  copyright: '© 2014-2024 Denis Pushkarev (zloirock.ru)',
-  license: 'https://github.com/zloirock/core-js/blob/v3.39.0/LICENSE',
+  copyright: '© 2014-2025 Denis Pushkarev (zloirock.ru)',
+  license: 'https://github.com/zloirock/core-js/blob/v3.40.0/LICENSE',
   source: 'https://github.com/zloirock/core-js'
 });

modules/es.math.log2.js

 'use strict';
 var $ = require('../internals/export');
+var log2 = require('../internals/math-log2');
 
-var log = Math.log;
-var LN2 = Math.LN2;
-
 // `Math.log2` method
 // https://tc39.es/ecma262/#sec-math.log2
 $({ target: 'Math', stat: true }, {
-  log2: function log2(x) {
-    return log(x) / LN2;
-  }
+  log2: log2
 });

modules/es.set.difference.v2.js

@@ -6,6 +6,10 @@ 'use strict';
 
+var INCORRECT = !setMethodAcceptSetLike('difference', function (result) {
+  return result.size === 0;
+});
+
 // `Set.prototype.difference` method
 // https://tc39.es/ecma262/#sec-set.prototype.difference
-$({ target: 'Set', proto: true, real: true, forced: !setMethodAcceptSetLike('difference') }, {
+$({ target: 'Set', proto: true, real: true, forced: INCORRECT }, {
   difference: difference
 });

modules/es.set.intersection.v2.js

@@ -7,4 +7,6 @@ 'use strict';
 
-var INCORRECT = !setMethodAcceptSetLike('intersection') || fails(function () {
-  // eslint-disable-next-line es/no-array-from, es/no-set -- testing
+var INCORRECT = !setMethodAcceptSetLike('intersection', function (result) {
+  return result.size === 2 && result.has(1) && result.has(2);
+}) || fails(function () {
+  // eslint-disable-next-line es/no-array-from, es/no-set, es/no-set-prototype-intersection -- testing
   return String(Array.from(new Set([1, 2, 3]).intersection(new Set([3, 2])))) !== '3,2';
@@ -11,0 +13,0 @@ });

modules/es.set.is-disjoint-from.v2.js

@@ -6,6 +6,10 @@ 'use strict';
 
+var INCORRECT = !setMethodAcceptSetLike('isDisjointFrom', function (result) {
+  return !result;
+});
+
 // `Set.prototype.isDisjointFrom` method
 // https://tc39.es/ecma262/#sec-set.prototype.isdisjointfrom
-$({ target: 'Set', proto: true, real: true, forced: !setMethodAcceptSetLike('isDisjointFrom') }, {
+$({ target: 'Set', proto: true, real: true, forced: INCORRECT }, {
   isDisjointFrom: isDisjointFrom
 });

modules/es.set.is-subset-of.v2.js

@@ -6,6 +6,10 @@ 'use strict';
 
+var INCORRECT = !setMethodAcceptSetLike('isSubsetOf', function (result) {
+  return result;
+});
+
 // `Set.prototype.isSubsetOf` method
 // https://tc39.es/ecma262/#sec-set.prototype.issubsetof
-$({ target: 'Set', proto: true, real: true, forced: !setMethodAcceptSetLike('isSubsetOf') }, {
+$({ target: 'Set', proto: true, real: true, forced: INCORRECT }, {
   isSubsetOf: isSubsetOf
 });

modules/es.set.is-superset-of.v2.js

@@ -6,6 +6,10 @@ 'use strict';
 
+var INCORRECT = !setMethodAcceptSetLike('isSupersetOf', function (result) {
+  return !result;
+});
+
 // `Set.prototype.isSupersetOf` method
 // https://tc39.es/ecma262/#sec-set.prototype.issupersetof
-$({ target: 'Set', proto: true, real: true, forced: !setMethodAcceptSetLike('isSupersetOf') }, {
+$({ target: 'Set', proto: true, real: true, forced: INCORRECT }, {
   isSupersetOf: isSupersetOf
 });

modules/esnext.array.from-async.js

@@ -6,2 +6,3 @@ 'use strict';
 
+// eslint-disable-next-line es/no-nonstandard-array-properties -- safe
 var nativeFromAsync = Array.fromAsync;
@@ -8,0 +9,0 @@ // https://bugs.webkit.org/show_bug.cgi?id=271703

modules/esnext.data-view.get-float16.js

 'use strict';
 var $ = require('../internals/export');
 var uncurryThis = require('../internals/function-uncurry-this');
-var unpackIEEE754 = require('../internals/ieee754').unpack;
 
+var pow = Math.pow;
+
+var EXP_MASK16 = 31; // 2 ** 5 - 1
+var SIGNIFICAND_MASK16 = 1023; // 2 ** 10 - 1
+var MIN_SUBNORMAL16 = pow(2, -24); // 2 ** -10 * 2 ** -14
+var SIGNIFICAND_DENOM16 = 0.0009765625; // 2 ** -10
+
+var unpackFloat16 = function (bytes) {
+  var sign = bytes >>> 15;
+  var exponent = bytes >>> 10 & EXP_MASK16;
+  var significand = bytes & SIGNIFICAND_MASK16;
+  if (exponent === EXP_MASK16) return significand === 0 ? (sign === 0 ? Infinity : -Infinity) : NaN;
+  if (exponent === 0) return significand * (sign === 0 ? MIN_SUBNORMAL16 : -MIN_SUBNORMAL16);
+  return pow(2, exponent - 15) * (sign === 0 ? 1 + significand * SIGNIFICAND_DENOM16 : -1 - significand * SIGNIFICAND_DENOM16);
+};
+
 // eslint-disable-next-line es/no-typed-arrays -- safe
@@ -14,4 +29,4 @@ var getUint16 = uncurryThis(DataView.prototype.getUint16);
     var uint16 = getUint16(this, byteOffset, arguments.length > 1 ? arguments[1] : false);
-    return unpackIEEE754([uint16 & 0xFF, uint16 >> 8 & 0xFF], 10);
+    return unpackFloat16(uint16);
   }
 });

modules/esnext.data-view.set-float16.js

@@ -6,5 +6,38 @@ 'use strict';
 var toIndex = require('../internals/to-index');
-var packIEEE754 = require('../internals/ieee754').pack;
-var f16round = require('../internals/math-f16round');
+// TODO: Replace with module dependency in `core-js@4`
+var log2 = require('../internals/math-log2');
+var roundTiesToEven = require('../internals/math-round-ties-to-even');
 
+var pow = Math.pow;
+
+var MIN_INFINITY16 = 65520; // (2 - 2 ** -11) * 2 ** 15
+var MIN_NORMAL16 = 0.000061005353927612305; // (1 - 2 ** -11) * 2 ** -14
+var REC_MIN_SUBNORMAL16 = 16777216; // 2 ** 10 * 2 ** 14
+var REC_SIGNIFICAND_DENOM16 = 1024; // 2 ** 10;
+
+var packFloat16 = function (value) {
+  // eslint-disable-next-line no-self-compare -- NaN check
+  if (value !== value) return 0x7E00; // NaN
+  if (value === 0) return (1 / value === -Infinity) << 15; // +0 or -0
+
+  var neg = value < 0;
+  if (neg) value = -value;
+  if (value >= MIN_INFINITY16) return neg << 15 | 0x7C00; // Infinity
+  if (value < MIN_NORMAL16) return neg << 15 | roundTiesToEven(value * REC_MIN_SUBNORMAL16); // subnormal
+
+  // normal
+  var exponent = log2(value) | 0;
+  if (exponent === -15) {
+    // we round from a value between 2 ** -15 * (1 + 1022/1024) (the largest subnormal) and 2 ** -14 * (1 + 0/1024) (the smallest normal)
+    // to the latter (former impossible because of the subnormal check above)
+    return neg << 15 | REC_SIGNIFICAND_DENOM16;
+  }
+  var significand = roundTiesToEven((value * pow(2, -exponent) - 1) * REC_SIGNIFICAND_DENOM16);
+  if (significand === REC_SIGNIFICAND_DENOM16) {
+    // we round from a value between 2 ** n * (1 + 1023/1024) and 2 ** (n + 1) * (1 + 0/1024) to the latter
+    return neg << 15 | exponent + 16 << 10;
+  }
+  return neg << 15 | exponent + 15 << 10 | significand;
+};
+
 // eslint-disable-next-line es/no-typed-arrays -- safe
@@ -19,5 +52,5 @@ var setUint16 = uncurryThis(DataView.prototype.setUint16);
     var offset = toIndex(byteOffset);
-    var bytes = packIEEE754(f16round(value), 10, 2);
-    return setUint16(this, offset, bytes[1] << 8 | bytes[0], arguments.length > 2 ? arguments[2] : false);
+    var bytes = packFloat16(+value);
+    return setUint16(this, offset, bytes, arguments.length > 2 ? arguments[2] : false);
   }
 });

modules/esnext.iterator.concat.js

@@ -8,2 +8,3 @@ 'use strict';
 var createIteratorProxy = require('../internals/iterator-create-proxy');
+var createIterResultObject = require('../internals/create-iter-result-object');
 
@@ -20,3 +21,3 @@ var $Array = Array;
         this.done = true;
-        return;
+        return createIterResultObject(undefined, true);
       }
@@ -34,5 +35,5 @@ var entry = iterables[iterableIndex];
     }
-    return result.value;
+    return result;
   }
-});
+}, false, true);
 
@@ -39,0 +40,0 @@ // `Iterator.concat` method

modules/esnext.math.f16round.js

 'use strict';
 var $ = require('../internals/export');
-var f16round = require('../internals/math-f16round');
+var floatRound = require('../internals/math-float-round');
 
+var FLOAT16_EPSILON = 0.0009765625;
+var FLOAT16_MAX_VALUE = 65504;
+var FLOAT16_MIN_VALUE = 6.103515625e-05;
+
 // `Math.f16round` method
 // https://github.com/tc39/proposal-float16array
-$({ target: 'Math', stat: true }, { f16round: f16round });
+$({ target: 'Math', stat: true }, {
+  f16round: function f16round(x) {
+    return floatRound(x, FLOAT16_EPSILON, FLOAT16_MAX_VALUE, FLOAT16_MIN_VALUE);
+  }
+});

modules/esnext.regexp.escape.js

@@ -10,2 +10,3 @@ 'use strict';
 var $Array = Array;
+// eslint-disable-next-line es/no-nonstandard-regexp-properties -- safe
 var $escape = RegExp.escape;
@@ -12,0 +13,0 @@ var charAt = uncurryThis(''.charAt);

modules/esnext.typed-array.to-spliced.js

@@ -9,3 +9,2 @@ 'use strict';
 var toIntegerOrInfinity = require('../internals/to-integer-or-infinity');
-var fails = require('../internals/fails');
 
@@ -18,17 +17,2 @@ var aTypedArray = ArrayBufferViewCore.aTypedArray;
 
-// some early implementations, like WebKit, does not follow the final semantic
-var PROPER_ORDER = !fails(function () {
-  // eslint-disable-next-line es/no-typed-arrays -- required for testing
-  var array = new Int8Array([1]);
-
-  var spliced = array.toSpliced(1, 0, {
-    valueOf: function () {
-      array[0] = 2;
-      return 3;
-    }
-  });
-
-  return spliced[0] !== 2 || spliced[1] !== 3;
-});
-
 // `%TypedArray%.prototype.toSpliced` method
@@ -70,2 +54,2 @@ // https://tc39.es/proposal-change-array-by-copy/#sec-%typedarray%.prototype.toSpliced
   return A;
-}, !PROPER_ORDER);
+}, true);

package.json

 {
   "name": "core-js",
-  "version": "3.39.0",
+  "version": "3.40.0",
   "type": "commonjs",
@@ -5,0 +5,0 @@ "description": "Standard library",

stage/3.js

@@ -9,2 +9,3 @@ 'use strict';
 require('../proposals/float16');
+require('../proposals/is-error');
 require('../proposals/json-parse-with-source');
@@ -11,0 +12,0 @@ require('../proposals/math-sum');

No alert changes

Improved metrics

Total package byte prevSize

1262571

increased by0.46%

Number of package files

3563

increased by0.17%

Lines of code

31380

increased by0.42%

No dependency changes