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25 lines
522 B
Go
25 lines
522 B
Go
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// Package front provides YAML frontmatter unmarshalling.
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package front
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import (
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"bytes"
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"gopkg.in/yaml.v1"
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)
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// Delimiter.
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var delim = []byte("---")
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// Unmarshal parses YAML frontmatter and returns the content. When no
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// frontmatter delimiters are present the original content is returned.
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func Unmarshal(b []byte, v interface{}) (content []byte, err error) {
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if !bytes.HasPrefix(b, delim) {
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return b, nil
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}
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parts := bytes.SplitN(b, delim, 3)
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content = parts[2]
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err = yaml.Unmarshal(parts[1], v)
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return
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}
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