add echo.Rainbow, which relys on lolcat

Author: PeterDaveHello

README.md

@@ -29,6 +29,10 @@ Make echo colorful with easier method. In [bash](https://www.gnu.org/software/ba
 
 * See [color table](https://cdn.rawgit.com/PeterDaveHello/ColorEchoForShell/master/table.txt)
 
+## Notes
+
+* If you have [lolcat](https://github.com/busyloop/lolcat), you can also try `echo.Rainbow`.
+
 ## Screenshot
 
 ![Screenshot](https://cdn.rawgit.com/PeterDaveHello/ColorEchoForShell/master/Demo.png)

dist/colorEcho.sh

@@ -239,3 +239,11 @@ function echo.LightBoldULCyan()
 {
     echo -e "\e[4;1;96m$@\e[m"
 }
+function echo.Rainbow()
+{
+    if [ "type lolcat" ]; then
+        echo "$@" | lolcat
+    else
+        echo "$@"
+    fi
+}

gen.sh

@@ -37,3 +37,14 @@ do
         done
     done
 done
+
+cat << LOLCAT >> "$dist"
+function echo.Rainbow()
+{
+    if [ "type lolcat" ]; then
+        echo "\$@" | lolcat
+    else
+        echo "\$@"
+    fi
+}
+LOLCAT