diff options
Diffstat (limited to 'vendor/github.com/francoispqt/gojay/decode_embedded_json.go')
-rw-r--r-- | vendor/github.com/francoispqt/gojay/decode_embedded_json.go | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/vendor/github.com/francoispqt/gojay/decode_embedded_json.go b/vendor/github.com/francoispqt/gojay/decode_embedded_json.go new file mode 100644 index 00000000..67fcc2ea --- /dev/null +++ b/vendor/github.com/francoispqt/gojay/decode_embedded_json.go @@ -0,0 +1,85 @@ +package gojay + +// EmbeddedJSON is a raw encoded JSON value. +// It can be used to delay JSON decoding or precompute a JSON encoding. +type EmbeddedJSON []byte + +func (dec *Decoder) decodeEmbeddedJSON(ej *EmbeddedJSON) error { + var err error + if ej == nil { + return InvalidUnmarshalError("Invalid nil pointer given") + } + var beginOfEmbeddedJSON int + for ; dec.cursor < dec.length || dec.read(); dec.cursor++ { + switch dec.data[dec.cursor] { + case ' ', '\n', '\t', '\r', ',': + continue + // is null + case 'n': + beginOfEmbeddedJSON = dec.cursor + dec.cursor++ + err := dec.assertNull() + if err != nil { + return err + } + case 't': + beginOfEmbeddedJSON = dec.cursor + dec.cursor++ + err := dec.assertTrue() + if err != nil { + return err + } + // is false + case 'f': + beginOfEmbeddedJSON = dec.cursor + dec.cursor++ + err := dec.assertFalse() + if err != nil { + return err + } + // is an object + case '{': + beginOfEmbeddedJSON = dec.cursor + dec.cursor = dec.cursor + 1 + dec.cursor, err = dec.skipObject() + // is string + case '"': + beginOfEmbeddedJSON = dec.cursor + dec.cursor = dec.cursor + 1 + err = dec.skipString() // why no new dec.cursor in result? + // is array + case '[': + beginOfEmbeddedJSON = dec.cursor + dec.cursor = dec.cursor + 1 + dec.cursor, err = dec.skipArray() + case '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '-': + beginOfEmbeddedJSON = dec.cursor + dec.cursor, err = dec.skipNumber() + } + break + } + if err == nil { + if dec.cursor-1 >= beginOfEmbeddedJSON { + *ej = append(*ej, dec.data[beginOfEmbeddedJSON:dec.cursor]...) + } + dec.called |= 1 + } + return err +} + +// AddEmbeddedJSON adds an EmbeddedsJSON to the value pointed by v. +// It can be used to delay JSON decoding or precompute a JSON encoding. +func (dec *Decoder) AddEmbeddedJSON(v *EmbeddedJSON) error { + return dec.EmbeddedJSON(v) +} + +// EmbeddedJSON adds an EmbeddedsJSON to the value pointed by v. +// It can be used to delay JSON decoding or precompute a JSON encoding. +func (dec *Decoder) EmbeddedJSON(v *EmbeddedJSON) error { + err := dec.decodeEmbeddedJSON(v) + if err != nil { + return err + } + dec.called |= 1 + return nil +} |