mirror of
https://github.com/superseriousbusiness/gotosocial.git
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98263a7de6
* start fixing up tests * fix up tests + automate with drone * fiddle with linting * messing about with drone.yml * some more fiddling * hmmm * add cache * add vendor directory * verbose * ci updates * update some little things * update sig
104 lines
2.6 KiB
Go
104 lines
2.6 KiB
Go
package jsoniter
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import (
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"fmt"
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"github.com/modern-go/reflect2"
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"io"
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"unsafe"
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)
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func decoderOfArray(ctx *ctx, typ reflect2.Type) ValDecoder {
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arrayType := typ.(*reflect2.UnsafeArrayType)
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decoder := decoderOfType(ctx.append("[arrayElem]"), arrayType.Elem())
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return &arrayDecoder{arrayType, decoder}
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}
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func encoderOfArray(ctx *ctx, typ reflect2.Type) ValEncoder {
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arrayType := typ.(*reflect2.UnsafeArrayType)
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if arrayType.Len() == 0 {
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return emptyArrayEncoder{}
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}
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encoder := encoderOfType(ctx.append("[arrayElem]"), arrayType.Elem())
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return &arrayEncoder{arrayType, encoder}
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}
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type emptyArrayEncoder struct{}
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func (encoder emptyArrayEncoder) Encode(ptr unsafe.Pointer, stream *Stream) {
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stream.WriteEmptyArray()
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}
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func (encoder emptyArrayEncoder) IsEmpty(ptr unsafe.Pointer) bool {
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return true
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}
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type arrayEncoder struct {
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arrayType *reflect2.UnsafeArrayType
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elemEncoder ValEncoder
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}
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func (encoder *arrayEncoder) Encode(ptr unsafe.Pointer, stream *Stream) {
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stream.WriteArrayStart()
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elemPtr := unsafe.Pointer(ptr)
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encoder.elemEncoder.Encode(elemPtr, stream)
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for i := 1; i < encoder.arrayType.Len(); i++ {
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stream.WriteMore()
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elemPtr = encoder.arrayType.UnsafeGetIndex(ptr, i)
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encoder.elemEncoder.Encode(elemPtr, stream)
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}
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stream.WriteArrayEnd()
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if stream.Error != nil && stream.Error != io.EOF {
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stream.Error = fmt.Errorf("%v: %s", encoder.arrayType, stream.Error.Error())
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}
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}
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func (encoder *arrayEncoder) IsEmpty(ptr unsafe.Pointer) bool {
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return false
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}
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type arrayDecoder struct {
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arrayType *reflect2.UnsafeArrayType
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elemDecoder ValDecoder
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}
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func (decoder *arrayDecoder) Decode(ptr unsafe.Pointer, iter *Iterator) {
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decoder.doDecode(ptr, iter)
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if iter.Error != nil && iter.Error != io.EOF {
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iter.Error = fmt.Errorf("%v: %s", decoder.arrayType, iter.Error.Error())
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}
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}
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func (decoder *arrayDecoder) doDecode(ptr unsafe.Pointer, iter *Iterator) {
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c := iter.nextToken()
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arrayType := decoder.arrayType
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if c == 'n' {
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iter.skipThreeBytes('u', 'l', 'l')
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return
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}
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if c != '[' {
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iter.ReportError("decode array", "expect [ or n, but found "+string([]byte{c}))
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return
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}
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c = iter.nextToken()
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if c == ']' {
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return
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}
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iter.unreadByte()
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elemPtr := arrayType.UnsafeGetIndex(ptr, 0)
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decoder.elemDecoder.Decode(elemPtr, iter)
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length := 1
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for c = iter.nextToken(); c == ','; c = iter.nextToken() {
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if length >= arrayType.Len() {
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iter.Skip()
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continue
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}
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idx := length
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length += 1
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elemPtr = arrayType.UnsafeGetIndex(ptr, idx)
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decoder.elemDecoder.Decode(elemPtr, iter)
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}
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if c != ']' {
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iter.ReportError("decode array", "expect ], but found "+string([]byte{c}))
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return
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}
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}
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