chore: vendor

vendor/github.com/charmbracelet/x/ansi/background.go

@@ -0,0 +1,61 @@
+package ansi
+
+import (
+	"image/color"
+)
+
+// SetForegroundColor returns a sequence that sets the default terminal
+// foreground color.
+//
+//	OSC 10 ; color ST
+//	OSC 10 ; color BEL
+//
+// Where color is the encoded color number.
+//
+// See: https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Operating-System-Commands
+func SetForegroundColor(c color.Color) string {
+	return "\x1b]10;" + colorToHexString(c) + "\x07"
+}
+
+// RequestForegroundColor is a sequence that requests the current default
+// terminal foreground color.
+//
+// See: https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Operating-System-Commands
+const RequestForegroundColor = "\x1b]10;?\x07"
+
+// SetBackgroundColor returns a sequence that sets the default terminal
+// background color.
+//
+//	OSC 11 ; color ST
+//	OSC 11 ; color BEL
+//
+// Where color is the encoded color number.
+//
+// See: https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Operating-System-Commands
+func SetBackgroundColor(c color.Color) string {
+	return "\x1b]11;" + colorToHexString(c) + "\x07"
+}
+
+// RequestBackgroundColor is a sequence that requests the current default
+// terminal background color.
+//
+// See: https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Operating-System-Commands
+const RequestBackgroundColor = "\x1b]11;?\x07"
+
+// SetCursorColor returns a sequence that sets the terminal cursor color.
+//
+//	OSC 12 ; color ST
+//	OSC 12 ; color BEL
+//
+// Where color is the encoded color number.
+//
+// See: https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Operating-System-Commands
+func SetCursorColor(c color.Color) string {
+	return "\x1b]12;" + colorToHexString(c) + "\x07"
+}
+
+// RequestCursorColor is a sequence that requests the current terminal cursor
+// color.
+//
+// See: https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Operating-System-Commands
+const RequestCursorColor = "\x1b]12;?\x07"