Strip leading whitespace from every line in a string
The line with the least number of leading whitespace, ignoring empty lines, determines the number to remove.
Useful for removing redundant indentation.
$ npm install --save strip-indent
var str = '\tunicorn\n\t\tcake';
/*
	unicorn
		cake
*/
stripIndent('\tunicorn\n\t\tcake');
/*
unicorn
	cake
*/
$ npm install --global strip-indent
$ strip-indent --help
  Usage
    strip-indent <file>
    echo <string> | strip-indent
  Example
    echo '\tunicorn\n\t\tcake' | strip-indent
    unicorn
    	cake
MIT © Sindre Sorhus