chore: vendor

vendor/github.com/muesli/termenv/profile.go

@@ -0,0 +1,97 @@
+package termenv
+
+import (
+	"image/color"
+	"strconv"
+	"strings"
+
+	"github.com/lucasb-eyer/go-colorful"
+)
+
+// Profile is a color profile: Ascii, ANSI, ANSI256, or TrueColor.
+type Profile int
+
+const (
+	// TrueColor, 24-bit color profile
+	TrueColor = Profile(iota)
+	// ANSI256, 8-bit color profile
+	ANSI256
+	// ANSI, 4-bit color profile
+	ANSI
+	// Ascii, uncolored profile
+	Ascii //nolint:revive
+)
+
+// String returns a new Style.
+func (p Profile) String(s ...string) Style {
+	return Style{
+		profile: p,
+		string:  strings.Join(s, " "),
+	}
+}
+
+// Convert transforms a given Color to a Color supported within the Profile.
+func (p Profile) Convert(c Color) Color {
+	if p == Ascii {
+		return NoColor{}
+	}
+
+	switch v := c.(type) {
+	case ANSIColor:
+		return v
+
+	case ANSI256Color:
+		if p == ANSI {
+			return ansi256ToANSIColor(v)
+		}
+		return v
+
+	case RGBColor:
+		h, err := colorful.Hex(string(v))
+		if err != nil {
+			return nil
+		}
+		if p != TrueColor {
+			ac := hexToANSI256Color(h)
+			if p == ANSI {
+				return ansi256ToANSIColor(ac)
+			}
+			return ac
+		}
+		return v
+	}
+
+	return c
+}
+
+// Color creates a Color from a string. Valid inputs are hex colors, as well as
+// ANSI color codes (0-15, 16-255).
+func (p Profile) Color(s string) Color {
+	if len(s) == 0 {
+		return nil
+	}
+
+	var c Color
+	if strings.HasPrefix(s, "#") {
+		c = RGBColor(s)
+	} else {
+		i, err := strconv.Atoi(s)
+		if err != nil {
+			return nil
+		}
+
+		if i < 16 {
+			c = ANSIColor(i)
+		} else {
+			c = ANSI256Color(i)
+		}
+	}
+
+	return p.Convert(c)
+}
+
+// FromColor creates a Color from a color.Color.
+func (p Profile) FromColor(c color.Color) Color {
+	col, _ := colorful.MakeColor(c)
+	return p.Color(col.Hex())
+}