index.js
function getCss(shapes, options) {
	const spriteRelative = path.relative(options.styleOutput, options.spritePath);
	return new CSS(shapes, {
		nameSpace: options.nameSpace,
		block: options.dirname,
		separator: options.cssSeparator,
		spriteRelative: path.normalize(spriteRelative).replace(/\\/g, '/')
	}).getCss();
}
function getCss(shapes, options) {
	const spriteRelative = path.relative(options.styleOutput, options.spritePath);
	return new CSS(shapes, {
		nameSpace: options.nameSpace,
		block: options.dirname,
		separator: options.cssSeparator,
		spriteRelative: path.normalize(spriteRelative).replace(/\\/g, '/')
	}).getCss();
}
function getCss ( shapes , options ) { const spriteRelative = path . relative ( options . styleOutput , options . spritePath ) ; return new CSS ( shapes , { nameSpace : options . nameSpace , block : options . dirname , separator : options . cssSeparator , spriteRelative : path . normalize ( spriteRelative ) . replace ( / \\ / g , '/' ) } ) . getCss ( ) ; }
Get css code which corresponding to svg sprite

@param  {Object} shapes
@param  {Object} options
@return {String} cssStr
Get css code which corresponding to svg sprite