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markdown.go
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59 lines (47 loc) · 1.32 KB
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package markdown
import (
"os"
"strings"
"github.com/charmbracelet/glamour"
)
func Render(text, style string, baseURL string) (string, error) {
// Glamour rendering preserves carriage return characters in code blocks, but
// we need to ensure that no such characters are present in the output.
text = strings.ReplaceAll(text, "\r\n", "\n")
tr, err := glamour.NewTermRenderer(
glamour.WithStylePath(style),
glamour.WithBaseURL(baseURL),
// glamour.WithWordWrap(80), // TODO: make configurable
)
if err != nil {
return "", err
}
return tr.Render(text)
}
func RenderWrap(text, style string, wrap int) (string, error) {
// Glamour rendering preserves carriage return characters in code blocks, but
// we need to ensure that no such characters are present in the output.
text = strings.ReplaceAll(text, "\r\n", "\n")
tr, err := glamour.NewTermRenderer(
glamour.WithStylePath(style),
// glamour.WithBaseURL(""), // TODO: make configurable
glamour.WithWordWrap(wrap),
)
if err != nil {
return "", err
}
return tr.Render(text)
}
func GetStyle(defaultStyle string) string {
style := fromEnv()
if style != "" && style != "auto" {
return style
}
if defaultStyle == "light" || defaultStyle == "dark" {
return defaultStyle
}
return "notty"
}
var fromEnv = func() string {
return os.Getenv("GLAMOUR_STYLE")
}