mirror of https://git.jolheiser.com/ugit.git
62 lines
1.3 KiB
Go
62 lines
1.3 KiB
Go
package html
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import (
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"io"
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"github.com/alecthomas/chroma/v2"
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"github.com/alecthomas/chroma/v2/formatters/html"
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"github.com/alecthomas/chroma/v2/lexers"
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"github.com/alecthomas/chroma/v2/styles"
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)
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var (
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Formatter = html.New(
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html.WithLineNumbers(true),
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html.WithLinkableLineNumbers(true, "L"),
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html.WithClasses(true),
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html.LineNumbersInTable(true),
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)
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basicFormatter = html.New(
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html.WithClasses(true),
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)
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Code = code{}
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)
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type code struct{}
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func (c code) setup(source []byte, fileName string) (chroma.Iterator, *chroma.Style, error) {
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lexer := lexers.Match(fileName)
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if lexer == nil {
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lexer = lexers.Fallback
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}
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lexer = chroma.Coalesce(lexer)
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style := styles.Get("catppuccin-mocha")
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if style == nil {
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style = styles.Fallback
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}
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iter, err := lexer.Tokenise(nil, string(source))
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if err != nil {
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return nil, nil, err
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}
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return iter, style, nil
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}
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func (c code) Basic(source []byte, fileName string, writer io.Writer) error {
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iter, style, err := c.setup(source, fileName)
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if err != nil {
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return err
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}
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return basicFormatter.Format(writer, style, iter)
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}
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func (c code) Convert(source []byte, fileName string, writer io.Writer) error {
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iter, style, err := c.setup(source, fileName)
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if err != nil {
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return err
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}
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return Formatter.Format(writer, style, iter)
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}
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