const encoding/json/jsontext.invalidateBufferByte

4 uses

	encoding/json/jsontext (current package)
		decode.go#L255: const invalidateBufferByte = '#' // invalid starting character for JSON grammar
		decode.go#L269: 		d.buf[d.prevStart] = invalidateBufferByte
		decode.go#L293: 	if d.peekPos > 0 || len(b) > 0 && b[0] == invalidateBufferByte {
		state.go#L652: 		if quotedName[0] == invalidateBufferByte {