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Added Escape() function. Resolves #84

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Oliver 2018-04-12 13:09:06 +02:00
parent 5bd22542e5
commit 96473a04c6
1 changed files with 16 additions and 5 deletions
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21
util.go
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@ -104,11 +104,12 @@ var joints = map[string]rune{
// Common regular expressions.
var (
colorPattern = regexp.MustCompile(`\[([a-zA-Z]+|#[0-9a-zA-Z]{6})?(:([a-zA-Z]+|#[0-9a-zA-Z]{6})?(:([lbdru]+))?)?\]`)
regionPattern = regexp.MustCompile(`\["([a-zA-Z0-9_,;: \-\.]*)"\]`)
escapePattern = regexp.MustCompile(`\[([a-zA-Z0-9_,;: \-\."#]+)\[(\[*)\]`)
boundaryPattern = regexp.MustCompile("([[:punct:]]\\s*|\\s+)")
spacePattern = regexp.MustCompile(`\s+`)
colorPattern = regexp.MustCompile(`\[([a-zA-Z]+|#[0-9a-zA-Z]{6})?(:([a-zA-Z]+|#[0-9a-zA-Z]{6})?(:([lbdru]+))?)?\]`)
regionPattern = regexp.MustCompile(`\["([a-zA-Z0-9_,;: \-\.]*)"\]`)
escapePattern = regexp.MustCompile(`\[([a-zA-Z0-9_,;: \-\."#]+)\[(\[*)\]`)
nonEscapePattern = regexp.MustCompile(`(\[[a-zA-Z0-9_,;: \-\."#]+\[*)\]`)
boundaryPattern = regexp.MustCompile("([[:punct:]]\\s*|\\s+)")
spacePattern = regexp.MustCompile(`\s+`)
)
// Positions of substrings in regular expressions.
@ -564,3 +565,13 @@ func PrintJoinedBorder(screen tcell.Screen, x, y int, ch rune, color tcell.Color
// We only print something if we have something.
screen.SetContent(x, y, result, nil, style)
}
// Escape escapes the given text such that color and/or region tags are not
// recognized and substituted by the print functions of this package. For
// example, to include a tag-like string in a box title or in a TextView:
//
// box.SetTitle(tview.Escape("[squarebrackets]"))
// fmt.Fprint(textView, tview.Escape(`["quoted"]`))
func Escape(text string) string {
return nonEscapePattern.ReplaceAllString(text, "$1[]")
}