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docs: clarify use of highlighter function

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sammyette 2023-04-15 10:36:21 -04:00
parent 480d4de750
commit 485306fbe2
Signed by: sammyette
GPG Key ID: 904FC49417B44DCD
1 changed files with 8 additions and 0 deletions
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8
api.go
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@ -639,6 +639,14 @@ func hlhinter(t *rt.Thread, c *rt.GoCont) (rt.Cont, error) {
// reality could set the input of the prompt to *display* anything. The
// callback is passed the current line and is expected to return a line that
// will be used as the input display.
// Note that to set a highlighter, one has to override this function.
// Example:
// ```
// function hilbish.highlighter(line)
// return line:gsub('"%w+"', function(c) return lunacolors.green(c) end)
// end
// ```
// This code will highlight all double quoted strings in green.
// --- @param line string
func hlhighlighter(t *rt.Thread, c *rt.GoCont) (rt.Cont, error) {
return c.Next(), nil