diff options
Diffstat (limited to 'js/src/builtin')
-rw-r--r-- | js/src/builtin/TypedArray.js | 75 |
1 files changed, 35 insertions, 40 deletions
diff --git a/js/src/builtin/TypedArray.js b/js/src/builtin/TypedArray.js index 4d2d6488f..4a3f38365 100644 --- a/js/src/builtin/TypedArray.js +++ b/js/src/builtin/TypedArray.js @@ -35,6 +35,10 @@ function IsDetachedBuffer(buffer) { return (flags & JS_ARRAYBUFFER_DETACHED_FLAG) !== 0; } +function TypedArrayLengthMethod() { + return TypedArrayLength(this); +} + function GetAttachedArrayBuffer(tarray) { var buffer = ViewedArrayBufferIfReified(tarray); if (IsDetachedBuffer(buffer)) @@ -42,6 +46,10 @@ function GetAttachedArrayBuffer(tarray) { return buffer; } +function GetAttachedArrayBufferMethod() { + return GetAttachedArrayBuffer(this); +} + // A function which ensures that the argument is either a typed array or a // cross-compartment wrapper for a typed array and that the typed array involved // has an attached array buffer. If one of those conditions doesn't hold (wrong @@ -54,10 +62,7 @@ function IsTypedArrayEnsuringArrayBuffer(arg) { return true; } - // This is a bit hacky but gets the job done: the first `arg` is used to - // test for a wrapped typed array, the second as an argument to - // GetAttachedArrayBuffer. - callFunction(CallTypedArrayMethodIfWrapped, arg, arg, "GetAttachedArrayBuffer"); + callFunction(CallTypedArrayMethodIfWrapped, arg, "GetAttachedArrayBufferMethod"); return false; } @@ -98,8 +103,8 @@ function TypedArrayCreateWithLength(constructor, length) { if (isTypedArray) { len = TypedArrayLength(newTypedArray); } else { - len = callFunction(CallTypedArrayMethodIfWrapped, newTypedArray, newTypedArray, - "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, newTypedArray, + "TypedArrayLengthMethod"); } if (len < length) @@ -259,15 +264,14 @@ function TypedArrayEvery(callbackfn/*, thisArg*/) { // We want to make sure that we have an attached buffer, per spec prose. var isTypedArray = IsTypedArrayEnsuringArrayBuffer(O); - // If we got here, `this` is either a typed array or a cross-compartment - // wrapper for one. + // If we got here, `this` is either a typed array or a wrapper for one. // Steps 3-5. var len; if (isTypedArray) len = TypedArrayLength(O); else - len = callFunction(CallTypedArrayMethodIfWrapped, O, O, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, O, "TypedArrayLengthMethod"); // Step 6. if (arguments.length === 0) @@ -348,15 +352,14 @@ function TypedArrayFilter(callbackfn/*, thisArg*/) { // We want to make sure that we have an attached buffer, per spec prose. var isTypedArray = IsTypedArrayEnsuringArrayBuffer(O); - // If we got here, `this` is either a typed array or a cross-compartment - // wrapper for one. + // If we got here, `this` is either a typed array or a wrapper for one. // Step 3. var len; if (isTypedArray) len = TypedArrayLength(O); else - len = callFunction(CallTypedArrayMethodIfWrapped, O, O, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, O, "TypedArrayLengthMethod"); // Step 4. if (arguments.length === 0) @@ -410,15 +413,14 @@ function TypedArrayFind(predicate/*, thisArg*/) { // We want to make sure that we have an attached buffer, per spec prose. var isTypedArray = IsTypedArrayEnsuringArrayBuffer(O); - // If we got here, `this` is either a typed array or a cross-compartment - // wrapper for one. + // If we got here, `this` is either a typed array or a wrapper for one. // Steps 3-5. var len; if (isTypedArray) len = TypedArrayLength(O); else - len = callFunction(CallTypedArrayMethodIfWrapped, O, O, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, O, "TypedArrayLengthMethod"); // Step 6. if (arguments.length === 0) @@ -452,15 +454,14 @@ function TypedArrayFindIndex(predicate/*, thisArg*/) { // We want to make sure that we have an attached buffer, per spec prose. var isTypedArray = IsTypedArrayEnsuringArrayBuffer(O); - // If we got here, `this` is either a typed array or a cross-compartment - // wrapper for one. + // If we got here, `this` is either a typed array or a wrapper for one. // Steps 3-5. var len; if (isTypedArray) len = TypedArrayLength(O); else - len = callFunction(CallTypedArrayMethodIfWrapped, O, O, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, O, "TypedArrayLengthMethod"); // Step 6. if (arguments.length === 0) @@ -492,15 +493,14 @@ function TypedArrayForEach(callbackfn/*, thisArg*/) { // We want to make sure that we have an attached buffer, per spec prose. var isTypedArray = IsTypedArrayEnsuringArrayBuffer(O); - // If we got here, `this` is either a typed array or a cross-compartment - // wrapper for one. + // If we got here, `this` is either a typed array or a wrapper for one. // Step 3-4. var len; if (isTypedArray) len = TypedArrayLength(O); else - len = callFunction(CallTypedArrayMethodIfWrapped, O, O, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, O, "TypedArrayLengthMethod"); // Step 5. if (arguments.length === 0) @@ -686,15 +686,14 @@ function TypedArrayMap(callbackfn/*, thisArg*/) { // We want to make sure that we have an attached buffer, per spec prose. var isTypedArray = IsTypedArrayEnsuringArrayBuffer(O); - // If we got here, `this` is either a typed array or a cross-compartment - // wrapper for one. + // If we got here, `this` is either a typed array or a wrapper for one. // Step 3. var len; if (isTypedArray) len = TypedArrayLength(O); else - len = callFunction(CallTypedArrayMethodIfWrapped, O, O, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, O, "TypedArrayLengthMethod"); // Step 4. if (arguments.length === 0) @@ -730,15 +729,14 @@ function TypedArrayReduce(callbackfn/*, initialValue*/) { // We want to make sure that we have an attached buffer, per spec prose. var isTypedArray = IsTypedArrayEnsuringArrayBuffer(O); - // If we got here, `this` is either a typed array or a cross-compartment - // wrapper for one. + // If we got here, `this` is either a typed array or a wrapper for one. // Steps 3-5. var len; if (isTypedArray) len = TypedArrayLength(O); else - len = callFunction(CallTypedArrayMethodIfWrapped, O, O, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, O, "TypedArrayLengthMethod"); // Step 6. if (arguments.length === 0) @@ -776,15 +774,14 @@ function TypedArrayReduceRight(callbackfn/*, initialValue*/) { // We want to make sure that we have an attached buffer, per spec prose. var isTypedArray = IsTypedArrayEnsuringArrayBuffer(O); - // If we got here, `this` is either a typed array or a cross-compartment - // wrapper for one. + // If we got here, `this` is either a typed array or a wrapper for one. // Steps 3-5. var len; if (isTypedArray) len = TypedArrayLength(O); else - len = callFunction(CallTypedArrayMethodIfWrapped, O, O, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, O, "TypedArrayLengthMethod"); // Step 6. if (arguments.length === 0) @@ -1034,15 +1031,14 @@ function TypedArraySome(callbackfn/*, thisArg*/) { // We want to make sure that we have an attached buffer, per spec prose. var isTypedArray = IsTypedArrayEnsuringArrayBuffer(O); - // If we got here, `this` is either a typed array or a cross-compartment - // wrapper for one. + // If we got here, `this` is either a typed array or a wrapper for one. // Steps 3-5. var len; if (isTypedArray) len = TypedArrayLength(O); else - len = callFunction(CallTypedArrayMethodIfWrapped, O, O, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, O, "TypedArrayLengthMethod"); // Step 6. if (arguments.length === 0) @@ -1137,7 +1133,7 @@ function TypedArraySort(comparefn) { if (isTypedArray) { buffer = GetAttachedArrayBuffer(obj); } else { - buffer = callFunction(CallTypedArrayMethodIfWrapped, obj, obj, "GetAttachedArrayBuffer"); + buffer = callFunction(CallTypedArrayMethodIfWrapped, obj, "GetAttachedArrayBufferMethod"); } // Step 3. @@ -1145,7 +1141,7 @@ function TypedArraySort(comparefn) { if (isTypedArray) { len = TypedArrayLength(obj); } else { - len = callFunction(CallTypedArrayMethodIfWrapped, obj, obj, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, obj, "TypedArrayLengthMethod"); } if (comparefn === undefined) { @@ -1181,8 +1177,8 @@ function TypedArraySort(comparefn) { if (isTypedArray) { buffer = GetAttachedArrayBuffer(obj); } else { - buffer = callFunction(CallTypedArrayMethodIfWrapped, obj, obj, - "GetAttachedArrayBuffer"); + buffer = callFunction(CallTypedArrayMethodIfWrapped, obj, + "GetAttachedArrayBufferMethod"); } } var bufferDetached; @@ -1217,15 +1213,14 @@ function TypedArrayToLocaleString(locales = undefined, options = undefined) { // We want to make sure that we have an attached buffer, per spec prose. var isTypedArray = IsTypedArrayEnsuringArrayBuffer(array); - // If we got here, `this` is either a typed array or a cross-compartment - // wrapper for one. + // If we got here, `this` is either a typed array or a wrapper for one. // Step 2. var len; if (isTypedArray) len = TypedArrayLength(array); else - len = callFunction(CallTypedArrayMethodIfWrapped, array, array, "TypedArrayLength"); + len = callFunction(CallTypedArrayMethodIfWrapped, array, "TypedArrayLengthMethod"); // Step 4. if (len === 0) |