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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,95 +1,91 @@ | ||
| package js | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "syscall/js" | ||
| ) | ||
| // It seems like this code doesn't used in any place so i just comment it to fix go1.12 -> go1.13 migration | ||
|
|
||
| var _ Wrapper = TypedArray{} | ||
| // var _ Wrapper = TypedArray{} | ||
|
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| // TypedArray represents a JavaScript typed array. | ||
| type TypedArray struct { | ||
| Value | ||
| } | ||
| // // TypedArray represents a JavaScript typed array. | ||
| // type TypedArray struct { | ||
| // Value | ||
| // } | ||
|
|
||
| // Release frees up resources allocated for the typed array. | ||
| // The typed array and its buffer must not be accessed after calling Release. | ||
| func (v TypedArray) Release() { | ||
| v.Release() | ||
| } | ||
| // // Release frees up resources allocated for the typed array. | ||
| // // The typed array and its buffer must not be accessed after calling Release. | ||
| // func (v TypedArray) Release() { | ||
| // v.Release() | ||
| // } | ||
|
|
||
| // TypedArrayOf returns a JavaScript typed array backed by the slice's underlying array. | ||
| // | ||
| // The supported types are []int8, []int16, []int32, []uint8, []uint16, []uint32, []float32 and []float64. | ||
| // Passing an unsupported value causes a panic. | ||
| // | ||
| // TypedArray.Release must be called to free up resources when the typed array will not be used any more. | ||
| func TypedArrayOf(o interface{}) TypedArray { | ||
| v := js.TypedArrayOf(toJS(o)) | ||
| return TypedArray{Value{v.Value}} | ||
| } | ||
| // // TypedArrayOf returns a JavaScript typed array backed by the slice's underlying array. | ||
| // // | ||
| // // The supported types are []int8, []int16, []int32, []uint8, []uint16, []uint32, []float32 and []float64. | ||
| // // Passing an unsupported value causes a panic. | ||
| // // | ||
| // // TypedArray.Release must be called to free up resources when the typed array will not be used any more. | ||
| // func TypedArrayOf(o interface{}) TypedArray { | ||
| // v := js.TypedArrayOf(toJS(o)) | ||
| // return TypedArray{Value{v.Value}} | ||
| // } | ||
|
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| var _ Wrapper = (*Memory)(nil) | ||
| // var _ Wrapper = (*Memory)(nil) | ||
|
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| type Memory struct { | ||
| v TypedArray | ||
| p []byte | ||
| } | ||
| // type Memory struct { | ||
| // v TypedArray | ||
| // p []byte | ||
| // } | ||
|
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| func (m *Memory) Bytes() []byte { | ||
| return m.p | ||
| } | ||
| // func (m *Memory) Bytes() []byte { | ||
| // return m.p | ||
| // } | ||
|
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||
| // CopyFrom copies binary data from JS object into Go buffer. | ||
| func (m *Memory) CopyFrom(v Wrapper) error { | ||
| var src Value | ||
| switch v := v.(type) { | ||
| case Value: | ||
| src = v | ||
| case TypedArray: | ||
| src = v.Value | ||
| default: | ||
| src = Value{v.JSValue()} | ||
| } | ||
| // // CopyFrom copies binary data from JS object into Go buffer. | ||
| // func (m *Memory) CopyFrom(v Wrapper) error { | ||
| // var src Value | ||
| // switch v := v.(type) { | ||
| // case Value: | ||
| // src = v | ||
| // case TypedArray: | ||
| // src = v.Value | ||
| // default: | ||
| // src = Value{v.JSValue()} | ||
| // } | ||
|
|
||
| switch { | ||
| case src.InstanceOfClass("Uint8Array"): | ||
| m.v.Call("set", src) | ||
| return nil | ||
| case src.InstanceOfClass("Blob"): | ||
| r := New("FileReader") | ||
| // switch { | ||
| // case src.InstanceOfClass("Uint8Array"): | ||
| // m.v.Call("set", src) | ||
| // return nil | ||
| // case src.InstanceOfClass("Blob"): | ||
| // r := New("FileReader") | ||
|
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| cg := r.NewFuncGroup() | ||
| defer cg.Release() | ||
| done := cg.OneTimeTrigger("loadend") | ||
| errc := cg.ErrorEventChan() | ||
| // cg := r.NewFuncGroup() | ||
| // defer cg.Release() | ||
| // done := cg.OneTimeTrigger("loadend") | ||
| // errc := cg.ErrorEventChan() | ||
|
|
||
| r.Call("readAsArrayBuffer", src) | ||
| select { | ||
| case err := <-errc: | ||
| return err | ||
| case <-done: | ||
| } | ||
| cg.Release() | ||
| arr := New("Uint8Array", r.Get("result")) | ||
| return m.CopyFrom(arr) | ||
| default: | ||
| return fmt.Errorf("unsupported source type") | ||
| } | ||
| } | ||
| // r.Call("readAsArrayBuffer", src) | ||
| // select { | ||
| // case err := <-errc: | ||
| // return err | ||
| // case <-done: | ||
| // } | ||
| // cg.Release() | ||
| // arr := New("Uint8Array", r.Get("result")) | ||
| // return m.CopyFrom(arr) | ||
| // default: | ||
| // return fmt.Errorf("unsupported source type") | ||
| // } | ||
| // } | ||
|
|
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| func (m *Memory) JSValue() Ref { | ||
| return m.v.JSValue() | ||
| } | ||
| // func (m *Memory) JSValue() Ref { | ||
| // return m.v.JSValue() | ||
| // } | ||
|
|
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| func (m *Memory) Release() { | ||
| m.v.Release() | ||
| } | ||
| // func (m *Memory) Release() { | ||
| // m.v.Release() | ||
| // } | ||
|
|
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| // MMap exposes memory of p to JS. | ||
| // | ||
| // Release must be called to free up resources when the memory will not be used any more. | ||
| func MMap(p []byte) *Memory { | ||
| v := TypedArrayOf(p) | ||
| return &Memory{p: p, v: v} | ||
| } | ||
| // // MMap exposes memory of p to JS. | ||
| // // | ||
| // // Release must be called to free up resources when the memory will not be used any more. | ||
| // func MMap(p []byte) *Memory { | ||
| // return &Memory{p: p} | ||
| // } |
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It seems like this code doesn't used in any place so i just comment it to fix go1.12 -> go1.13 migration