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21 lines
406 B
21 lines
406 B
3 years ago
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package jx
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// Null reads a json object as null and
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// returns whether it's a null or not.
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func (d *Decoder) Null() error {
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if err := d.skipSpace(); err != nil {
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return err
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}
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var buf [4]byte
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if err := d.readExact4(&buf); err != nil {
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return err
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}
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if string(buf[:]) != "null" {
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const encodedNull = 'n' | 'u'<<8 | 'l'<<16 | 'l'<<24
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return findInvalidToken4(buf, encodedNull)
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}
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return nil
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}
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