kebandClaude Opus 5.5
d1ae98e696
Release / Build and publish (push) Successful in 37s
Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
54 lines
1.5 KiB
Go
54 lines
1.5 KiB
Go
package panes
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import (
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"image/color"
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"regexp"
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"strings"
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"charm.land/lipgloss/v2"
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"github.com/charmbracelet/x/ansi"
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)
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// sgr matches SGR escape sequences.
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var sgr = regexp.MustCompile("\x1b\\[([0-9;:]*)m")
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// Highlight draws a cursor row: line, padded to width, on style's
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// background, keeping the colours line already has (a provider's colour,
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// a dimmed note), like LazyVim's and lazygit's selected lines; bold
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// carries over too. A reverse style is applied to the plain text instead,
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// since reversing coloured text would scramble it.
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func Highlight(line string, style lipgloss.Style, width int) string {
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pad := strings.Repeat(" ", max(0, width-ansi.StringWidth(line)))
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if style.GetReverse() {
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return style.Render(ansi.Strip(line) + pad)
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}
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var s ansi.Style
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if bg := style.GetBackground(); !isNoColor(bg) { // never nil: NoColor when unset
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s = s.BackgroundColor(bg)
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}
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if style.GetBold() {
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s = s.Bold()
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}
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if len(s) == 0 {
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return line + pad
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}
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on := s.String()
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// Every reset in line (a bare reset, one starting with 0, or a
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// background reset) would end the highlight: put it back after each.
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line = sgr.ReplaceAllStringFunc(line, func(seq string) string {
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params := sgr.FindStringSubmatch(seq)[1]
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for _, p := range strings.Split(params, ";") {
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if p == "" || p == "0" || p == "49" {
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return seq + on
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}
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}
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return seq
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})
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return on + line + pad + ansi.ResetStyle
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}
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func isNoColor(c color.Color) bool {
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_, ok := c.(lipgloss.NoColor)
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return ok
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}
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