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25 lines
632 B
Go
25 lines
632 B
Go
package frontmatter
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import "strings"
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// HasRune checks if the file has the frontmatter rune
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func HasRune(file []byte) bool {
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return strings.HasPrefix(string(file), "---") ||
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strings.HasPrefix(string(file), "+++") ||
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strings.HasPrefix(string(file), "{")
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}
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// AppendRune appends the frontmatter rune to a file
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func AppendRune(frontmatter []byte, language string) []byte {
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switch language {
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case "yaml":
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return []byte("---\n" + string(frontmatter) + "\n---")
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case "toml":
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return []byte("+++\n" + string(frontmatter) + "\n+++")
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case "json":
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return []byte("{\n" + string(frontmatter) + "\n}")
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}
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return frontmatter
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}
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