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metadata_yaml.go
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/
metadata_yaml.go
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package metadata
import (
"bytes"
"gopkg.in/yaml.v2"
)
// YAMLParser is the Parser for YAML
type YAMLParser struct {
metadata Metadata
markdown *bytes.Buffer
}
// Type returns the kind of metadata parser.
func (y *YAMLParser) Type() string {
return "YAML"
}
// Init prepares the metadata parser for parsing.
func (y *YAMLParser) Init(b *bytes.Buffer) bool {
meta, data := splitBuffer(b, "---")
if meta == nil || data == nil {
return false
}
y.markdown = data
m := make(map[string]interface{})
if err := yaml.Unmarshal(meta.Bytes(), &m); err != nil {
return false
}
y.metadata = NewMetadata(m)
return true
}
// Metadata returns parsed metadata. It should be called
// only after a call to Parse returns without error.
func (y *YAMLParser) Metadata() Metadata {
return y.metadata
}
// Markdown renders the text as a byte array
func (y *YAMLParser) Markdown() []byte {
return y.markdown.Bytes()
}