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Issue 795573005: ES6 computed property names (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Cleanup tests a bit Created 6 years ago
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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. 1 // Copyright 2006-2008 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // This files contains runtime support implemented in JavaScript. 5 // This files contains runtime support implemented in JavaScript.
6 6
7 // CAUTION: Some of the functions specified in this file are called 7 // CAUTION: Some of the functions specified in this file are called
8 // directly from compiled code. These are the functions with names in 8 // directly from compiled code. These are the functions with names in
9 // ALL CAPS. The compiled code passes the first argument in 'this'. 9 // ALL CAPS. The compiled code passes the first argument in 'this'.
10 10
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461 return %ToNumber(this); 461 return %ToNumber(this);
462 } 462 }
463 463
464 464
465 // Convert the receiver to a string - forward to ToString. 465 // Convert the receiver to a string - forward to ToString.
466 function TO_STRING() { 466 function TO_STRING() {
467 return %ToString(this); 467 return %ToString(this);
468 } 468 }
469 469
470 470
471 // Convert the receiver to a string or symbol - forward to ToName.
472 function TO_NAME() {
473 return %ToName(this);
474 }
475
476
471 /* ------------------------------------- 477 /* -------------------------------------
472 - - - C o n v e r s i o n s - - - 478 - - - C o n v e r s i o n s - - -
473 ------------------------------------- 479 -------------------------------------
474 */ 480 */
475 481
476 // ECMA-262, section 9.1, page 30. Use null/undefined for no hint, 482 // ECMA-262, section 9.1, page 30. Use null/undefined for no hint,
477 // (1) for number hint, and (2) for string hint. 483 // (1) for number hint, and (2) for string hint.
478 function ToPrimitive(x, hint) { 484 function ToPrimitive(x, hint) {
479 // Fast case check. 485 // Fast case check.
480 if (IS_STRING(x)) return x; 486 if (IS_STRING(x)) return x;
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668 return i; 674 return i;
669 } 675 }
670 676
671 677
672 // NOTE: Setting the prototype for Array must take place as early as 678 // NOTE: Setting the prototype for Array must take place as early as
673 // possible due to code generation for array literals. When 679 // possible due to code generation for array literals. When
674 // generating code for a array literal a boilerplate array is created 680 // generating code for a array literal a boilerplate array is created
675 // that is cloned when running the code. It is essential that the 681 // that is cloned when running the code. It is essential that the
676 // boilerplate gets the right prototype. 682 // boilerplate gets the right prototype.
677 %FunctionSetPrototype($Array, new $Array(0)); 683 %FunctionSetPrototype($Array, new $Array(0));
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