forked from mirror/go-json
55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
package json
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import (
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"errors"
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"unsafe"
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)
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type boolDecoder struct{}
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func newBoolDecoder() *boolDecoder {
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return &boolDecoder{}
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}
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func (d *boolDecoder) decode(ctx *context, p uintptr) error {
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ctx.skipWhiteSpace()
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buf := ctx.buf
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cursor := ctx.cursor
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switch buf[cursor] {
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case 't':
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if cursor+3 >= ctx.buflen {
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return errors.New("unexpected error. invalid bool character")
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}
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if buf[cursor+1] != 'r' {
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return errors.New("unexpected error. invalid bool character")
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}
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if buf[cursor+2] != 'u' {
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return errors.New("unexpected error. invalid bool character")
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}
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if buf[cursor+3] != 'e' {
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return errors.New("unexpected error. invalid bool character")
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}
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ctx.cursor += 4
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*(*bool)(unsafe.Pointer(p)) = true
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case 'f':
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if cursor+4 >= ctx.buflen {
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return errors.New("unexpected error. invalid bool character")
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}
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if buf[cursor+1] != 'a' {
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return errors.New("unexpected error. invalid bool character")
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}
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if buf[cursor+2] != 'l' {
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return errors.New("unexpected error. invalid bool character")
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}
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if buf[cursor+3] != 's' {
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return errors.New("unexpected error. invalid bool character")
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}
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if buf[cursor+4] != 'e' {
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return errors.New("unexpected error. invalid bool character")
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}
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ctx.cursor += 5
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*(*bool)(unsafe.Pointer(p)) = false
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}
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return nil
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}
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