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Merge pull request #1191 from svaarala/es6-typed-array-prototype-intrinsic 

Add ES6 %TypedArray% intrinsic object for typed array constructor functions
pull/980/head
Sami Vaarala 8 years ago
committed by GitHub
parent
052cc9263d 273557edb9
commit
ffa4940e9b
4 changed files with 199 additions and 117 deletions
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  1. 3
      RELEASES.rst
  2. 241
      src-input/builtins.yaml
  3. 60
      tests/ecmascript/test-bi-typedarray-constructor-inheritance.js
  4. 12
      tools/genbuiltins.py

3
RELEASES.rst
View File

@ -2115,6 +2115,9 @@ Planned
* Allow duplicate property names in object literals as required by ES6 * Allow duplicate property names in object literals as required by ES6
(GH-1190) (GH-1190)
* Change typed array constructor chain to match ES6, e.g. Uint8Array
constructor inherits from intrinsic %TypedArray% constructor (GH-1191)
* Add a fastint check for duk_put_number_list() values (GH-1086) * Add a fastint check for duk_put_number_list() values (GH-1086)
* Remove an unintended fastint downgrade check for unary minus executor * Remove an unintended fastint downgrade check for unary minus executor

241
src-input/builtins.yaml
View File

@ -485,7 +485,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -493,7 +493,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "Object" value: "Object"
attributes: "" attributes: "c"
- key: "getPrototypeOf" - key: "getPrototypeOf"
value: value:
@ -672,7 +672,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -680,7 +680,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "Function" value: "Function"
attributes: "" attributes: "c"
# Note, unlike other prototype objects, Function.prototype is itself # Note, unlike other prototype objects, Function.prototype is itself
# a Function and callable. When invoked, it accepts any arguments # a Function and callable. When invoked, it accepts any arguments
@ -699,7 +699,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 0 value: 0
attributes: "" attributes: "c"
present_if: DUK_USE_FUNCTION_BUILTIN present_if: DUK_USE_FUNCTION_BUILTIN
- key: "constructor" - key: "constructor"
value: value:
@ -708,16 +708,10 @@ objects:
attributes: "wc" attributes: "wc"
present_if: DUK_USE_FUNCTION_BUILTIN present_if: DUK_USE_FUNCTION_BUILTIN
# Each built-in of class Function has a "name" which is # In ES6 Function.prototype.name is not writable, but is configurable.
# non-writable (the empty string above). Function.prototype
# is a special case: it is a function but we want it's name
# to be writable so that user code can set a "name" property
# for Duktape/C functions. If the Function.prototype.name
# property were non-writable, that would be prevented due to
# standard Ecmascript property write semantics.
- key: "name" - key: "name"
value: "" value: ""
attributes: "w" attributes: "c"
#present_if: DUK_USE_FUNCTION_BUILTIN # Kept even when prototype is otherwise empty to guarantee a .name for functions #present_if: DUK_USE_FUNCTION_BUILTIN # Kept even when prototype is otherwise empty to guarantee a .name for functions
# test262 ch15/15.3/15.3.4/15.3.4.2/S15.3.4.2_A11 checks that Function.prototype.toString.length # test262 ch15/15.3/15.3.4/15.3.4.2/S15.3.4.2_A11 checks that Function.prototype.toString.length
@ -763,7 +757,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -771,7 +765,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "Array" value: "Array"
attributes: "" attributes: "c"
- key: "isArray" - key: "isArray"
value: value:
type: function type: function
@ -974,7 +968,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -982,7 +976,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "String" value: "String"
attributes: "" attributes: "c"
- key: "fromCharCode" - key: "fromCharCode"
value: value:
@ -1203,7 +1197,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -1211,7 +1205,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "Boolean" value: "Boolean"
attributes: "" attributes: "c"
- id: bi_boolean_prototype - id: bi_boolean_prototype
class: Boolean class: Boolean
@ -1264,7 +1258,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -1272,7 +1266,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "Number" value: "Number"
attributes: "" attributes: "c"
- key: "MAX_VALUE" - key: "MAX_VALUE"
value: value:
type: double type: double
@ -1372,7 +1366,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 7 value: 7
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -1380,7 +1374,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "Date" value: "Date"
attributes: "" attributes: "c"
- key: "parse" - key: "parse"
value: value:
@ -1763,7 +1757,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 2 value: 2
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -1771,7 +1765,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "RegExp" value: "RegExp"
attributes: "" attributes: "c"
- id: bi_regexp_prototype - id: bi_regexp_prototype
class: Object # Object in ES6; RegExp in ES5 class: Object # Object in ES6; RegExp in ES5
@ -1893,7 +1887,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -1901,7 +1895,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "Error" value: "Error"
attributes: "" attributes: "c"
- id: bi_error_prototype - id: bi_error_prototype
class: Error class: Error
@ -2000,7 +1994,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -2008,7 +2002,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "EvalError" value: "EvalError"
attributes: "" attributes: "c"
- id: bi_eval_error_prototype - id: bi_eval_error_prototype
class: Error class: Error
@ -2040,7 +2034,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -2048,7 +2042,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "RangeError" value: "RangeError"
attributes: "" attributes: "c"
- id: bi_range_error_prototype - id: bi_range_error_prototype
class: Error class: Error
@ -2080,7 +2074,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -2088,7 +2082,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "ReferenceError" value: "ReferenceError"
attributes: "" attributes: "c"
- id: bi_reference_error_prototype - id: bi_reference_error_prototype
class: Error class: Error
@ -2120,7 +2114,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -2128,7 +2122,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "SyntaxError" value: "SyntaxError"
attributes: "" attributes: "c"
- id: bi_syntax_error_prototype - id: bi_syntax_error_prototype
class: Error class: Error
@ -2160,7 +2154,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -2168,7 +2162,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "TypeError" value: "TypeError"
attributes: "" attributes: "c"
- id: bi_type_error_prototype - id: bi_type_error_prototype
class: Error class: Error
@ -2200,7 +2194,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
- key: "prototype" - key: "prototype"
value: value:
type: object type: object
@ -2208,7 +2202,7 @@ objects:
attributes: "" attributes: ""
- key: "name" - key: "name"
value: "URIError" value: "URIError"
attributes: "" attributes: "c"
- id: bi_uri_error_prototype - id: bi_uri_error_prototype
class: Error class: Error
@ -2498,11 +2492,12 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 0 value: 0
attributes: "" attributes: "c"
# custom name, matches V8 # Custom name, matches V8; ES2016 describes %ThrowTypeError% as being
# anonymous.
- key: "name" - key: "name"
value: "ThrowTypeError" value: "ThrowTypeError"
attributes: "" attributes: "c"
duktape: true duktape: true
# #
@ -2604,7 +2599,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
duktape: true duktape: true
- key: "prototype" - key: "prototype"
value: value:
@ -2614,7 +2609,7 @@ objects:
duktape: true duktape: true
- key: "name" - key: "name"
value: "Thread" value: "Thread"
attributes: "" attributes: "c"
duktape: true duktape: true
# "yield" is a reserved word but does not prevent its use as a property name # "yield" is a reserved word but does not prevent its use as a property name
@ -2687,7 +2682,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
duktape: true duktape: true
- key: "prototype" - key: "prototype"
value: value:
@ -2697,7 +2692,7 @@ objects:
duktape: true duktape: true
- key: "name" - key: "name"
value: "Pointer" value: "Pointer"
attributes: "" attributes: "c"
duktape: true duktape: true
- id: bi_pointer_prototype - id: bi_pointer_prototype
@ -2775,11 +2770,11 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 2 value: 2
attributes: "" attributes: "c"
es6: true es6: true
- key: "name" - key: "name"
value: "Proxy" value: "Proxy"
attributes: "" attributes: "c"
es6: true es6: true
#- key: "revocable" #- key: "revocable"
# value: # value:
@ -2905,7 +2900,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 1 value: 1
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -2915,12 +2910,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "ArrayBuffer" value: "ArrayBuffer"
attributes: "" attributes: "c"
duktape: true es6: true
- key: "isView" - key: "isView"
value: value:
@ -2994,7 +2987,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 3 value: 3
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -3004,12 +2997,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "DataView" value: "DataView"
attributes: "" attributes: "c"
duktape: true es6: true
- id: bi_dataview_prototype - id: bi_dataview_prototype
class: Object class: Object
@ -3256,6 +3247,45 @@ objects:
typedarray: true typedarray: true
es6: true es6: true
# %TypedArray% constructor
# Prototype object providing properties shared by all TypedArray
# constructors. Callable, but duk_bi_typedarray_constructor()
# rejects normal calls with TypeError; not constructable which
# rejects constructor calls with TypeError.
- id: bi_typedarray_constructor
class: Function
internal_prototype: bi_function_prototype
varargs: false
native: duk_bi_typedarray_constructor
callable: true
constructable: false
magic: 0
typedarray: true
es6: true
bidx: true
present_if: DUK_USE_BUFFEROBJECT_SUPPORT
properties:
- key: "length"
value: 0
attributes: "c"
typedarray: true
es6: true
- key: "prototype"
value:
type: object
id: bi_typedarray_prototype
attributes: ""
es6: true
- key: "name"
value: "TypedArray"
attributes: "c"
es6: true
# .from
# .of
# @@species getter
# %TypedArrayPrototype% # %TypedArrayPrototype%
# Prototype object providing properties shared by all TypedArray # Prototype object providing properties shared by all TypedArray
# instances (reduces built-in object count). The view specific prototypes # instances (reduces built-in object count). The view specific prototypes
@ -3265,7 +3295,7 @@ objects:
- id: bi_typedarray_prototype - id: bi_typedarray_prototype
class: Object class: Object
internal_prototype: bi_object_prototype internal_prototype: bi_object_prototype
# no external_constructor (specific views provide it) # no external_prototype (specific views provide it)
typedarray: true typedarray: true
es6: true es6: true
bidx: true bidx: true
@ -3292,7 +3322,7 @@ objects:
- id: bi_int8array_constructor - id: bi_int8array_constructor
class: Function class: Function
internal_prototype: bi_function_prototype internal_prototype: bi_typedarray_constructor
varargs: false varargs: false
native: duk_bi_typedarray_constructor native: duk_bi_typedarray_constructor
callable: true callable: true
@ -3309,7 +3339,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 3 value: 3
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -3319,11 +3349,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "Int8Array" value: "Int8Array"
attributes: "" attributes: "c"
duktape: true es6: true
- key: "BYTES_PER_ELEMENT" - key: "BYTES_PER_ELEMENT"
value: 1 value: 1
attributes: "" attributes: ""
@ -3349,7 +3378,7 @@ objects:
- id: bi_uint8array_constructor - id: bi_uint8array_constructor
class: Function class: Function
internal_prototype: bi_function_prototype internal_prototype: bi_typedarray_constructor
varargs: false varargs: false
native: duk_bi_typedarray_constructor native: duk_bi_typedarray_constructor
callable: true callable: true
@ -3366,7 +3395,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 3 value: 3
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -3376,11 +3405,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "Uint8Array" value: "Uint8Array"
attributes: "" attributes: "c"
duktape: true es6: true
- key: "BYTES_PER_ELEMENT" - key: "BYTES_PER_ELEMENT"
value: 1 value: 1
attributes: "" attributes: ""
@ -3406,7 +3434,7 @@ objects:
- id: bi_uint8clampedarray_constructor - id: bi_uint8clampedarray_constructor
class: Function class: Function
internal_prototype: bi_function_prototype internal_prototype: bi_typedarray_constructor
varargs: false varargs: false
native: duk_bi_typedarray_constructor native: duk_bi_typedarray_constructor
callable: true callable: true
@ -3423,7 +3451,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 3 value: 3
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -3433,11 +3461,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "Uint8ClampedArray" value: "Uint8ClampedArray"
attributes: "" attributes: "c"
duktape: true es6: true
- key: "BYTES_PER_ELEMENT" - key: "BYTES_PER_ELEMENT"
value: 1 value: 1
attributes: "" attributes: ""
@ -3463,7 +3490,7 @@ objects:
- id: bi_int16array_constructor - id: bi_int16array_constructor
class: Function class: Function
internal_prototype: bi_function_prototype internal_prototype: bi_typedarray_constructor
varargs: false varargs: false
native: duk_bi_typedarray_constructor native: duk_bi_typedarray_constructor
callable: true callable: true
@ -3480,7 +3507,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 3 value: 3
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -3490,11 +3517,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "Int16Array" value: "Int16Array"
attributes: "" attributes: "c"
duktape: true es6: true
- key: "BYTES_PER_ELEMENT" - key: "BYTES_PER_ELEMENT"
value: 2 value: 2
attributes: "" attributes: ""
@ -3520,7 +3546,7 @@ objects:
- id: bi_uint16array_constructor - id: bi_uint16array_constructor
class: Function class: Function
internal_prototype: bi_function_prototype internal_prototype: bi_typedarray_constructor
varargs: false varargs: false
native: duk_bi_typedarray_constructor native: duk_bi_typedarray_constructor
callable: true callable: true
@ -3537,7 +3563,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 3 value: 3
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -3547,11 +3573,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "Uint16Array" value: "Uint16Array"
attributes: "" attributes: "c"
duktape: true es6: true
- key: "BYTES_PER_ELEMENT" - key: "BYTES_PER_ELEMENT"
value: 2 value: 2
attributes: "" attributes: ""
@ -3577,7 +3602,7 @@ objects:
- id: bi_int32array_constructor - id: bi_int32array_constructor
class: Function class: Function
internal_prototype: bi_function_prototype internal_prototype: bi_typedarray_constructor
varargs: false varargs: false
native: duk_bi_typedarray_constructor native: duk_bi_typedarray_constructor
callable: true callable: true
@ -3594,7 +3619,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 3 value: 3
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -3604,11 +3629,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "Int32Array" value: "Int32Array"
attributes: "" attributes: "c"
duktape: true es6: true
- key: "BYTES_PER_ELEMENT" - key: "BYTES_PER_ELEMENT"
value: 4 value: 4
attributes: "" attributes: ""
@ -3634,7 +3658,7 @@ objects:
- id: bi_uint32array_constructor - id: bi_uint32array_constructor
class: Function class: Function
internal_prototype: bi_function_prototype internal_prototype: bi_typedarray_constructor
varargs: false varargs: false
native: duk_bi_typedarray_constructor native: duk_bi_typedarray_constructor
callable: true callable: true
@ -3651,7 +3675,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 3 value: 3
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -3661,11 +3685,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "Uint32Array" value: "Uint32Array"
attributes: "" attributes: "c"
duktape: true es6: true
- key: "BYTES_PER_ELEMENT" - key: "BYTES_PER_ELEMENT"
value: 4 value: 4
attributes: "" attributes: ""
@ -3691,7 +3714,7 @@ objects:
- id: bi_float32array_constructor - id: bi_float32array_constructor
class: Function class: Function
internal_prototype: bi_function_prototype internal_prototype: bi_typedarray_constructor
varargs: false varargs: false
native: duk_bi_typedarray_constructor native: duk_bi_typedarray_constructor
callable: true callable: true
@ -3708,7 +3731,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 3 value: 3
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -3718,11 +3741,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "Float32Array" value: "Float32Array"
attributes: "" attributes: "c"
duktape: true es6: true
- key: "BYTES_PER_ELEMENT" - key: "BYTES_PER_ELEMENT"
value: 4 value: 4
attributes: "" attributes: ""
@ -3748,7 +3770,7 @@ objects:
- id: bi_float64array_constructor - id: bi_float64array_constructor
class: Function class: Function
internal_prototype: bi_function_prototype internal_prototype: bi_typedarray_constructor
varargs: false varargs: false
native: duk_bi_typedarray_constructor native: duk_bi_typedarray_constructor
callable: true callable: true
@ -3765,7 +3787,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 3 value: 3
attributes: "" attributes: "c"
typedarray: true typedarray: true
es6: true es6: true
- key: "prototype" - key: "prototype"
@ -3775,11 +3797,10 @@ objects:
attributes: "" attributes: ""
typedarray: true typedarray: true
es6: true es6: true
# matches V8, not specified explicitly in Khronos spec
- key: "name" - key: "name"
value: "Float64Array" value: "Float64Array"
attributes: "" attributes: "c"
duktape: true es6: true
- key: "BYTES_PER_ELEMENT" - key: "BYTES_PER_ELEMENT"
value: 8 value: 8
attributes: "" attributes: ""
@ -3821,7 +3842,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 2 value: 2
attributes: "" attributes: "c"
nodejs_buffer: true nodejs_buffer: true
- key: "prototype" - key: "prototype"
value: value:
@ -3831,7 +3852,7 @@ objects:
nodejs_buffer: true nodejs_buffer: true
- key: "name" - key: "name"
value: "Buffer" value: "Buffer"
attributes: "" attributes: "c"
nodejs_buffer: true nodejs_buffer: true
- key: "concat" - key: "concat"
@ -4432,7 +4453,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 0 value: 0
attributes: "" attributes: "c"
encoding_api: true encoding_api: true
- key: "prototype" - key: "prototype"
value: value:
@ -4442,7 +4463,7 @@ objects:
encoding_api: true encoding_api: true
- key: "name" - key: "name"
value: "TextEncoder" value: "TextEncoder"
attributes: "" attributes: "c"
encoding_api: true encoding_api: true
- id: bi_textencoder_prototype - id: bi_textencoder_prototype
@ -4490,7 +4511,7 @@ objects:
properties: properties:
- key: "length" - key: "length"
value: 0 value: 0
attributes: "" attributes: "c"
encoding_api: true encoding_api: true
- key: "prototype" - key: "prototype"
value: value:
@ -4500,7 +4521,7 @@ objects:
encoding_api: true encoding_api: true
- key: "name" - key: "name"
value: "TextDecoder" value: "TextDecoder"
attributes: "" attributes: "c"
encoding_api: true encoding_api: true
- id: bi_textdecoder_prototype - id: bi_textdecoder_prototype

60
tests/ecmascript/test-bi-typedarray-constructor-inheritance.js
View File

@ -0,0 +1,60 @@
/*
* Typed array constructors inherit from %TypedArray% in ES6.
*/
/*===
Int8Array false true
Uint8Array false true
Uint8ClampedArray false true
Int16Array false true
Uint16Array false true
Int32Array false true
Uint32Array false true
Float32Array false true
Float64Array false true
TypeError
TypeError
object true false false false
string TypedArray false false true
number 0 false false true
===*/
function test() {
[ Int8Array, Uint8Array, Uint8ClampedArray,
Int16Array, Uint16Array, Int32Array, Uint32Array,
Float32Array, Float64Array ].forEach(function (fn) {
print(fn.name, Object.getPrototypeOf(fn) === Function.prototype, Object.getPrototypeOf(fn) === Object.getPrototypeOf(Int8Array));
});
// The %TypedArray% rejects normal and constructor calls.
var TA = Object.getPrototypeOf(Int8Array);
try {
TA();
} catch (e) {
print(e.name);
}
try {
new TA();
} catch (e) {
print(e.name);
}
// %TypedArray%.prototype is %TypedArrayPrototype%.
var TAP = Object.getPrototypeOf(Object.getPrototypeOf(new Uint8Array(1)));
pd = Object.getOwnPropertyDescriptor(TA, 'prototype');
print(typeof pd.value, pd.value === TAP, pd.writable, pd.enumerable, pd.configurable);
// .name
pd = Object.getOwnPropertyDescriptor(TA, 'name');
print(typeof pd.value, pd.value, pd.writable, pd.enumerable, pd.configurable);
// .length
pd = Object.getOwnPropertyDescriptor(TA, 'length');
print(typeof pd.value, pd.value, pd.writable, pd.enumerable, pd.configurable);
}
try {
test();
} catch (e) {
print(e.stack || e);
}

12
tools/genbuiltins.py
View File

@ -360,7 +360,7 @@ def metadata_prepare_objects_bidx(meta):
else: else:
meta['objects'].append(obj) meta['objects'].append(obj)
# Normalize metadata property shorthand. For example, if a proprety value # Normalize metadata property shorthand. For example, if a property value
# is a shorthand function, create a function object and change the property # is a shorthand function, create a function object and change the property
# to point to that function object. # to point to that function object.
def metadata_normalize_shorthand(meta): def metadata_normalize_shorthand(meta):
@ -614,7 +614,7 @@ def metadata_normalize_ram_function_names(meta):
if name_prop is None: if name_prop is None:
num_added += 1 num_added += 1
logger.debug('Adding missing "name" property for function %s' % o['id']) logger.debug('Adding missing "name" property for function %s' % o['id'])
o['properties'].append({ 'key': 'name', 'value': '', 'attributes': '' }) o['properties'].append({ 'key': 'name', 'value': '', 'attributes': 'c' })
if num_added > 0: if num_added > 0:
logger.debug('Added missing "name" property for %d functions' % num_added) logger.debug('Added missing "name" property for %d functions' % num_added)
@ -1340,8 +1340,8 @@ def steal_prop(props, key):
# XXX: Reserved word stridxs could be made to match token numbers # XXX: Reserved word stridxs could be made to match token numbers
# directly so that a duk_stridx2token[] would not be needed. # directly so that a duk_stridx2token[] would not be needed.
# Default property attributes, see E5 Section 15 beginning. # Default property attributes.
LENGTH_PROPERTY_ATTRIBUTES = '' LENGTH_PROPERTY_ATTRIBUTES = 'c'
ACCESSOR_PROPERTY_ATTRIBUTES = 'c' ACCESSOR_PROPERTY_ATTRIBUTES = 'c'
DEFAULT_DATA_PROPERTY_ATTRIBUTES = 'wc' DEFAULT_DATA_PROPERTY_ATTRIBUTES = 'wc'
@ -1739,9 +1739,7 @@ def gen_ramobj_initdata_for_props(meta, be, bi, string_to_stridx, natfunc_name_t
prop_name = steal_prop(props, 'name') prop_name = steal_prop(props, 'name')
assert(prop_name is not None) assert(prop_name is not None)
assert(isinstance(prop_name['value'], str)) assert(isinstance(prop_name['value'], str))
# Function.prototype.name has special handling in duk_hthread_builtins.c assert(prop_name['attributes'] == 'c')
assert((bi['id'] != 'bi_function_prototype' and prop_name['attributes'] == '') or \
(bi['id'] == 'bi_function_prototype' and prop_name['attributes'] == 'w'))
# length: encoded specially, so steal and ignore # length: encoded specially, so steal and ignore
prop_proto = steal_prop(props, 'length') prop_proto = steal_prop(props, 'length')

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