32 lines
886 B
Mathematica
32 lines
886 B
Mathematica
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//
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// Created by pengfei.zhou on 2021/11/19.
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//
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#import "JSValue+Doric.h"
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@implementation JSValue (Doric)
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- (BOOL)isArrayBuffer {
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JSContextRef ctx = self.context.JSGlobalContextRef;
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JSValueRef jsValueRef = self.JSValueRef;
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if (self.isObject) {
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JSTypedArrayType type = JSValueGetTypedArrayType(ctx, jsValueRef, NULL);
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return type == kJSTypedArrayTypeArrayBuffer;
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}
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return NO;
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}
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- (NSData *)toArrayBuffer {
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if (!self.isArrayBuffer) {
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return nil;
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}
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JSContextRef ctx = self.context.JSGlobalContextRef;
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JSValueRef jsValueRef = self.JSValueRef;
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JSObjectRef ref = JSValueToObject(ctx, jsValueRef, NULL);
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size_t size = JSObjectGetArrayBufferByteLength(ctx, ref, NULL);
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void *ptr = JSObjectGetArrayBufferBytesPtr(ctx, ref, NULL);
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return [[NSData alloc] initWithBytesNoCopy:ptr length:size freeWhenDone:NO];
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}
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@end
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