str2argv.examples.js

str2argv( 'name(password), long(8, 16), error(Password incorrect)' );
// { "name": ["password"], "long": [8, 16], "error": ["Password incorrect"] }

str2argv( 'one(hello), two(8.698), three(  false   , "9.6"    ,  5,), one(world)' ); 
// { "one": ["world"], "two": [8.698], "three": [false, "9.6", 5, null] }

str2argv( 'numbers(5  , 8)' )['numbers']; // [5, 8]
str2argv( 'nullnumber(,6)' )['nullnumber']; // [null, 6]
str2argv( 'nullnumber(    ,6)' )['nullnumber']; // [null, 6]
str2argv( 'null(  )' )['null']; // [null]
str2argv( 'emptyarray()' )['emptyarray']; // []
str2argv( 'string(hello world)' )['string']; // ["hello world"]
str2argv( 'literalnumber("8")' )['literalnumber']; // ["8"]
str2argv( 'number(8)' )['number']; // [8]
str2argv( 'boolean(true, false)' )['boolean']; // { boolean: [true, false] }
str2argv( 'booleanliteral("true", \'false\')' )['booleanliteral']; // ["true", "false"]

str2argv.js

function str2argv(i) {

  var o = {}, e = /([_\-\w]+)\(([^\)]*)\)/gi, m, x, y, z, w;

	while (m = e.exec(i)) {
		
		if (x = m[2]) {
		
			for(y in (x = x.split(/\s*,\s*/))) {
	
				x[y] = /^\s*$/.test(z = x[y].replace(/^\s+/, '').replace(/\s+$/, '')) ? null : // null
				(z == 'true') ? true : (z == 'false') ? false : // boolean
				((w = /^'(.*)'$/.exec(z)) || (w = /^"(.*)"$/.exec(z))) ? w[1] : // literal string
				(!isNaN(z)) ? parseFloat(z) : // number 
				z; // string 
			
			}
			
		} else {
		
			x = [];
			
		}
		
		o[m[1]] = x;

	}
	
	return o;
	
}