1
0
mirror of https://github.com/cheat/cheat.git synced 2024-12-24 13:39:44 +01:00
cheat/vendor/github.com/alecthomas/chroma/formatters/api.go
Chris Lane 50dc3c8b29 fix: resolves
Resolves an issue whereby background colors were written to the terminal
output when colorization was applied.
2019-11-07 20:24:08 -05:00

58 lines
1.4 KiB
Go

package formatters
import (
"io"
"sort"
"github.com/alecthomas/chroma"
"github.com/alecthomas/chroma/formatters/html"
"github.com/alecthomas/chroma/formatters/svg"
)
var (
// NoOp formatter.
NoOp = Register("noop", chroma.FormatterFunc(func(w io.Writer, s *chroma.Style, iterator chroma.Iterator) error {
for t := iterator(); t != chroma.EOF; t = iterator() {
if _, err := io.WriteString(w, t.Value); err != nil {
return err
}
}
return nil
}))
// Default HTML formatter outputs self-contained HTML.
htmlFull = Register("html", html.New(html.Standalone(), html.WithClasses())) // nolint
SVG = Register("svg", svg.New(svg.EmbedFont("Liberation Mono", svg.FontLiberationMono, svg.WOFF)))
)
// Fallback formatter.
var Fallback = NoOp
// Registry of Formatters.
var Registry = map[string]chroma.Formatter{}
// Names of registered formatters.
func Names() []string {
out := []string{}
for name := range Registry {
out = append(out, name)
}
sort.Strings(out)
return out
}
// Get formatter by name.
//
// If the given formatter is not found, the Fallback formatter will be returned.
func Get(name string) chroma.Formatter {
if f, ok := Registry[name]; ok {
return f
}
return Fallback
}
// Register a named formatter.
func Register(name string, formatter chroma.Formatter) chroma.Formatter {
Registry[name] = formatter
return formatter
}