feat: add color.zsh from molovo/color (MIT)

Author: ss-o

lib/zsh/snippets/color.zsh

@@ -0,0 +1,33 @@
+# Source: https://github.com/molovo/color
+# License: MIT — Copyright (c) 2015 Joe Letchford
+# Maintained by z-shell/src — https://github.com/z-shell/src
+#
+#!/usr/bin/env zsh
+
+function color() {
+  local color=$1 style=$2 b=0
+
+  shift
+
+  case $style in
+    bold|b)           b=1; shift ;;
+    italic|i)         b=2; shift ;;
+    underline|u)      b=4; shift ;;
+    inverse|in)       b=7; shift ;;
+    strikethrough|s)  b=9; shift ;;
+  esac
+
+  case $color in
+    black|b)    echo "\033[${b};30m${@}\033[0;m" ;;
+    red|r)      echo "\033[${b};31m${@}\033[0;m" ;;
+    green|g)    echo "\033[${b};32m${@}\033[0;m" ;;
+    yellow|y)   echo "\033[${b};33m${@}\033[0;m" ;;
+    blue|bl)    echo "\033[${b};34m${@}\033[0;m" ;;
+    magenta|m)  echo "\033[${b};35m${@}\033[0;m" ;;
+    cyan|c)     echo "\033[${b};36m${@}\033[0;m" ;;
+    white|w)    echo "\033[${b};37m${@}\033[0;m" ;;
+    *)          echo "\033[${b};38;5;$(( ${color} ))m${@}\033[0;m" ;;
+  esac
+}
+
+color "$@"