2ab073d599
* Refactor use of glamour to allow style overrides * leave the things the way they were and just expose the ability to set overrides
75 lines
1.5 KiB
Go
75 lines
1.5 KiB
Go
package markdown
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import (
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"os"
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"strings"
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"github.com/charmbracelet/glamour"
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)
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type RenderOpts []glamour.TermRendererOption
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func render(text string, opts RenderOpts) (string, error) {
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// Glamour rendering preserves carriage return characters in code blocks, but
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// we need to ensure that no such characters are present in the output.
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text = strings.ReplaceAll(text, "\r\n", "\n")
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tr, err := glamour.NewTermRenderer(opts...)
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if err != nil {
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return "", err
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}
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return tr.Render(text)
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}
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func Render(text, style string) (string, error) {
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opts := RenderOpts{
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glamour.WithStylePath(style),
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}
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return render(text, opts)
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}
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func RenderWithOpts(text, style string, opts RenderOpts) (string, error) {
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defaultOpts := RenderOpts{
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glamour.WithStylePath(style),
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}
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opts = append(defaultOpts, opts...)
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return render(text, opts)
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}
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func RenderWithBaseURL(text, style, baseURL string) (string, error) {
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opts := RenderOpts{
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glamour.WithStylePath(style),
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glamour.WithBaseURL(baseURL),
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}
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return render(text, opts)
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}
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func RenderWithWrap(text, style string, wrap int) (string, error) {
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opts := RenderOpts{
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glamour.WithStylePath(style),
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glamour.WithWordWrap(wrap),
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}
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return render(text, opts)
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}
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func GetStyle(defaultStyle string) string {
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style := fromEnv()
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if style != "" && style != "auto" {
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return style
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}
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if defaultStyle == "light" || defaultStyle == "dark" {
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return defaultStyle
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}
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return "notty"
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}
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var fromEnv = func() string {
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return os.Getenv("GLAMOUR_STYLE")
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}
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