encapsulate some more built-ins

packages/core-js/internals/collection-add-all.js

@@ -1,4 +1,5 @@
 'use strict';
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
 
@@ -7,7 +8,7 @@ module.exports = function addAll(/* ...elements */) {
   var set = anObject(this);
   var adder = aCallable(set.add);
   for (var k = 0, len = arguments.length; k < len; k++) {
-    adder.call(set, arguments[k]);
+    call(adder, set, arguments[k]);
   }
   return set;
 };

packages/core-js/internals/collection-delete-all.js

@@ -1,4 +1,5 @@
 'use strict';
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
 
@@ -9,7 +10,7 @@ module.exports = function deleteAll(/* ...elements */) {
   var allDeleted = true;
   var wasDeleted;
   for (var k = 0, len = arguments.length; k < len; k++) {
-    wasDeleted = remover.call(collection, arguments[k]);
+    wasDeleted = call(remover, collection, arguments[k]);
     allDeleted = allDeleted && wasDeleted;
   }
   return !!allDeleted;

packages/core-js/internals/collection-from.js

@@ -1,12 +1,12 @@
 'use strict';
 // https://tc39.github.io/proposal-setmap-offrom/
-var uncurryThis = require('../internals/function-uncurry-this');
+var bind = require('../internals/function-bind-context');
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var aConstructor = require('../internals/a-constructor');
-var bind = require('../internals/function-bind-context');
 var iterate = require('../internals/iterate');
 
-var push = uncurryThis([].push);
+var push = [].push;
 
 module.exports = function from(source /* , mapFn, thisArg */) {
   var length = arguments.length;
@@ -21,10 +21,10 @@ module.exports = function from(source /* , mapFn, thisArg */) {
     n = 0;
     boundFunction = bind(mapFn, length > 2 ? arguments[2] : undefined);
     iterate(source, function (nextItem) {
-      push(array, boundFunction(nextItem, n++));
+      call(push, array, boundFunction(nextItem, n++));
     });
   } else {
-    iterate(source, array.push, { that: array });
+    iterate(source, push, { that: array });
   }
   return new this(array);
 };

packages/core-js/internals/collection-of.js

@@ -1,12 +1,7 @@
 'use strict';
-var global = require('../internals/global');
-
-var Array = global.Array;
+var arraySlice = require('../internals/array-slice');
 
 // https://tc39.github.io/proposal-setmap-offrom/
 module.exports = function of() {
-  var length = arguments.length;
-  var A = Array(length);
-  while (length--) A[length] = arguments[length];
-  return new this(A);
+  return new this(arraySlice(arguments));
 };

packages/core-js/internals/map-emplace.js

@@ -1,13 +1,18 @@
 'use strict';
+var call = require('../internals/function-call');
+var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
 
 // `Map.prototype.emplace` method
 // https://github.com/thumbsupep/proposal-upsert
 module.exports = function emplace(key, handler) {
   var map = anObject(this);
-  var value = (map.has(key) && 'update' in handler)
-    ? handler.update(map.get(key), key, map)
+  var get = aCallable(map.get);
+  var has = aCallable(map.has);
+  var set = aCallable(map.set);
+  var value = (call(has, map, key) && 'update' in handler)
+    ? handler.update(call(get, map, key), key, map)
     : handler.insert(key, map);
-  map.set(key, value);
+  call(set, map, key, value);
   return value;
 };

packages/core-js/internals/map-upsert.js

@@ -1,5 +1,7 @@
 'use strict';
 var global = require('../internals/global');
+var call = require('../internals/function-call');
+var aCallable = require('../internals/a-callable');
 var isCallable = require('../internals/is-callable');
 var anObject = require('../internals/an-object');
 
@@ -9,19 +11,22 @@ var TypeError = global.TypeError;
 // https://github.com/thumbsupep/proposal-upsert
 module.exports = function upsert(key, updateFn /* , insertFn */) {
   var map = anObject(this);
+  var get = aCallable(map.get);
+  var has = aCallable(map.has);
+  var set = aCallable(map.set);
   var insertFn = arguments.length > 2 ? arguments[2] : undefined;
   var value;
   if (!isCallable(updateFn) && !isCallable(insertFn)) {
     throw TypeError('At least one callback required');
   }
-  if (map.has(key)) {
-    value = map.get(key);
+  if (call(has, map, key)) {
+    value = call(get, map, key);
     if (isCallable(updateFn)) {
       value = updateFn(value);
-      map.set(key, value);
+      call(set, map, key, value);
     }
   } else if (isCallable(insertFn)) {
     value = insertFn();
-    map.set(key, value);
+    call(set, map, key, value);
   } return value;
 };

packages/core-js/modules/esnext.map.filter.js

@@ -1,10 +1,11 @@
 'use strict';
-var $ = require('../internals/export');
 var IS_PURE = require('../internals/is-pure');
+var $ = require('../internals/export');
 var getBuiltIn = require('../internals/get-built-in');
+var bind = require('../internals/function-bind-context');
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
-var bind = require('../internals/function-bind-context');
 var speciesConstructor = require('../internals/species-constructor');
 var getMapIterator = require('../internals/get-map-iterator');
 var iterate = require('../internals/iterate');
@@ -19,7 +20,7 @@ $({ target: 'Map', proto: true, real: true, forced: IS_PURE }, {
     var newMap = new (speciesConstructor(map, getBuiltIn('Map')))();
     var setter = aCallable(newMap.set);
     iterate(iterator, function (key, value) {
-      if (boundFunction(value, key, map)) setter.call(newMap, key, value);
+      if (boundFunction(value, key, map)) call(setter, newMap, key, value);
     }, { AS_ENTRIES: true, IS_ITERATOR: true });
     return newMap;
   }

packages/core-js/modules/esnext.map.group-by.js

@@ -1,9 +1,13 @@
 'use strict';
 var $ = require('../internals/export');
+var call = require('../internals/function-call');
+var uncurryThis = require('../internals/function-uncurry-this');
 var aCallable = require('../internals/a-callable');
 var getIterator = require('../internals/get-iterator');
 var iterate = require('../internals/iterate');
 
+var push = uncurryThis([].push);
+
 // `Map.groupBy` method
 // https://github.com/tc39/proposal-collection-methods
 $({ target: 'Map', stat: true }, {
@@ -16,8 +20,8 @@ $({ target: 'Map', stat: true }, {
     var set = aCallable(newMap.set);
     iterate(iterator, function (element) {
       var derivedKey = keyDerivative(element);
-      if (!has.call(newMap, derivedKey)) set.call(newMap, derivedKey, [element]);
-      else get.call(newMap, derivedKey).push(element);
+      if (!call(has, newMap, derivedKey)) call(set, newMap, derivedKey, [element]);
+      else push(call(get, newMap, derivedKey), element);
     }, { IS_ITERATOR: true });
     return newMap;
   }

packages/core-js/modules/esnext.map.includes.js

@@ -1,6 +1,6 @@
 'use strict';
-var $ = require('../internals/export');
 var IS_PURE = require('../internals/is-pure');
+var $ = require('../internals/export');
 var anObject = require('../internals/an-object');
 var getMapIterator = require('../internals/get-map-iterator');
 var sameValueZero = require('../internals/same-value-zero');

packages/core-js/modules/esnext.map.key-by.js

@@ -1,5 +1,6 @@
 'use strict';
 var $ = require('../internals/export');
+var call = require('../internals/function-call');
 var iterate = require('../internals/iterate');
 var aCallable = require('../internals/a-callable');
 
@@ -11,7 +12,7 @@ $({ target: 'Map', stat: true }, {
     aCallable(keyDerivative);
     var setter = aCallable(newMap.set);
     iterate(iterable, function (element) {
-      setter.call(newMap, keyDerivative(element), element);
+      call(setter, newMap, keyDerivative(element), element);
     });
     return newMap;
   }

packages/core-js/modules/esnext.map.map-keys.js

@@ -1,10 +1,11 @@
 'use strict';
-var $ = require('../internals/export');
 var IS_PURE = require('../internals/is-pure');
+var $ = require('../internals/export');
 var getBuiltIn = require('../internals/get-built-in');
+var bind = require('../internals/function-bind-context');
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
-var bind = require('../internals/function-bind-context');
 var speciesConstructor = require('../internals/species-constructor');
 var getMapIterator = require('../internals/get-map-iterator');
 var iterate = require('../internals/iterate');
@@ -19,7 +20,7 @@ $({ target: 'Map', proto: true, real: true, forced: IS_PURE }, {
     var newMap = new (speciesConstructor(map, getBuiltIn('Map')))();
     var setter = aCallable(newMap.set);
     iterate(iterator, function (key, value) {
-      setter.call(newMap, boundFunction(value, key, map), value);
+      call(setter, newMap, boundFunction(value, key, map), value);
     }, { AS_ENTRIES: true, IS_ITERATOR: true });
     return newMap;
   }

packages/core-js/modules/esnext.map.map-values.js

@@ -1,10 +1,11 @@
 'use strict';
-var $ = require('../internals/export');
 var IS_PURE = require('../internals/is-pure');
+var $ = require('../internals/export');
 var getBuiltIn = require('../internals/get-built-in');
+var bind = require('../internals/function-bind-context');
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
-var bind = require('../internals/function-bind-context');
 var speciesConstructor = require('../internals/species-constructor');
 var getMapIterator = require('../internals/get-map-iterator');
 var iterate = require('../internals/iterate');
@@ -19,7 +20,7 @@ $({ target: 'Map', proto: true, real: true, forced: IS_PURE }, {
     var newMap = new (speciesConstructor(map, getBuiltIn('Map')))();
     var setter = aCallable(newMap.set);
     iterate(iterator, function (key, value) {
-      setter.call(newMap, key, boundFunction(value, key, map));
+      call(setter, newMap, key, boundFunction(value, key, map));
     }, { AS_ENTRIES: true, IS_ITERATOR: true });
     return newMap;
   }

packages/core-js/modules/esnext.map.update.js

@@ -1,7 +1,8 @@
 'use strict';
+var IS_PURE = require('../internals/is-pure');
 var $ = require('../internals/export');
 var global = require('../internals/global');
-var IS_PURE = require('../internals/is-pure');
+var call = require('../internals/function-call');
 var anObject = require('../internals/an-object');
 var aCallable = require('../internals/a-callable');
 
@@ -12,14 +13,17 @@ var TypeError = global.TypeError;
 $({ target: 'Map', proto: true, real: true, forced: IS_PURE }, {
   update: function update(key, callback /* , thunk */) {
     var map = anObject(this);
+    var get = aCallable(map.get);
+    var has = aCallable(map.has);
+    var set = aCallable(map.set);
     var length = arguments.length;
     aCallable(callback);
-    var isPresentInMap = map.has(key);
+    var isPresentInMap = call(has, map, key);
     if (!isPresentInMap && length < 3) {
       throw TypeError('Updating absent value');
     }
-    var value = isPresentInMap ? map.get(key) : aCallable(length > 2 ? arguments[2] : undefined)(key, map);
-    map.set(key, callback(value, key, map));
+    var value = isPresentInMap ? call(get, map, key) : aCallable(length > 2 ? arguments[2] : undefined)(key, map);
+    call(set, map, key, callback(value, key, map));
     return map;
   }
 });

packages/core-js/modules/esnext.set.difference.js

@@ -1,7 +1,8 @@
 'use strict';
-var $ = require('../internals/export');
 var IS_PURE = require('../internals/is-pure');
+var $ = require('../internals/export');
 var getBuiltIn = require('../internals/get-built-in');
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
 var speciesConstructor = require('../internals/species-constructor');
@@ -15,7 +16,7 @@ $({ target: 'Set', proto: true, real: true, forced: IS_PURE }, {
     var newSet = new (speciesConstructor(set, getBuiltIn('Set')))(set);
     var remover = aCallable(newSet['delete']);
     iterate(iterable, function (value) {
-      remover.call(newSet, value);
+      call(remover, newSet, value);
     });
     return newSet;
   }

packages/core-js/modules/esnext.set.filter.js

@@ -1,7 +1,8 @@
 'use strict';
-var $ = require('../internals/export');
 var IS_PURE = require('../internals/is-pure');
+var $ = require('../internals/export');
 var getBuiltIn = require('../internals/get-built-in');
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
 var bind = require('../internals/function-bind-context');
@@ -19,7 +20,7 @@ $({ target: 'Set', proto: true, real: true, forced: IS_PURE }, {
     var newSet = new (speciesConstructor(set, getBuiltIn('Set')))();
     var adder = aCallable(newSet.add);
     iterate(iterator, function (value) {
-      if (boundFunction(value, value, set)) adder.call(newSet, value);
+      if (boundFunction(value, value, set)) call(adder, newSet, value);
     }, { IS_ITERATOR: true });
     return newSet;
   }

packages/core-js/modules/esnext.set.intersection.js

@@ -1,7 +1,8 @@
 'use strict';
-var $ = require('../internals/export');
 var IS_PURE = require('../internals/is-pure');
+var $ = require('../internals/export');
 var getBuiltIn = require('../internals/get-built-in');
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
 var speciesConstructor = require('../internals/species-constructor');
@@ -16,7 +17,7 @@ $({ target: 'Set', proto: true, real: true, forced: IS_PURE }, {
     var hasCheck = aCallable(set.has);
     var adder = aCallable(newSet.add);
     iterate(iterable, function (value) {
-      if (hasCheck.call(set, value)) adder.call(newSet, value);
+      if (call(hasCheck, set, value)) call(adder, newSet, value);
     });
     return newSet;
   }

packages/core-js/modules/esnext.set.is-disjoint-from.js

@@ -1,6 +1,7 @@
 'use strict';
-var $ = require('../internals/export');
 var IS_PURE = require('../internals/is-pure');
+var $ = require('../internals/export');
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
 var iterate = require('../internals/iterate');
@@ -12,7 +13,7 @@ $({ target: 'Set', proto: true, real: true, forced: IS_PURE }, {
     var set = anObject(this);
     var hasCheck = aCallable(set.has);
     return !iterate(iterable, function (value, stop) {
-      if (hasCheck.call(set, value) === true) return stop();
+      if (call(hasCheck, set, value) === true) return stop();
     }, { INTERRUPTED: true }).stopped;
   }
 });

packages/core-js/modules/esnext.set.is-subset-of.js

@@ -1,7 +1,8 @@
 'use strict';
-var $ = require('../internals/export');
 var IS_PURE = require('../internals/is-pure');
+var $ = require('../internals/export');
 var getBuiltIn = require('../internals/get-built-in');
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var isCallable = require('../internals/is-callable');
 var anObject = require('../internals/an-object');
@@ -20,7 +21,7 @@ $({ target: 'Set', proto: true, real: true, forced: IS_PURE }, {
       hasCheck = aCallable(otherSet.has);
     }
     return !iterate(iterator, function (value, stop) {
-      if (hasCheck.call(otherSet, value) === false) return stop();
+      if (call(hasCheck, otherSet, value) === false) return stop();
     }, { IS_ITERATOR: true, INTERRUPTED: true }).stopped;
   }
 });

packages/core-js/modules/esnext.set.is-superset-of.js

@@ -1,6 +1,7 @@
 'use strict';
-var $ = require('../internals/export');
 var IS_PURE = require('../internals/is-pure');
+var $ = require('../internals/export');
+var call = require('../internals/function-call');
 var aCallable = require('../internals/a-callable');
 var anObject = require('../internals/an-object');
 var iterate = require('../internals/iterate');
@@ -12,7 +13,7 @@ $({ target: 'Set', proto: true, real: true, forced: IS_PURE }, {
     var set = anObject(this);
     var hasCheck = aCallable(set.has);
     return !iterate(iterable, function (value, stop) {
-      if (hasCheck.call(set, value) === false) return stop();
+      if (call(hasCheck, set, value) === false) return stop();
     }, { INTERRUPTED: true }).stopped;
   }
 });