/**
* @module utils
* @license MIT
* @version 2018/03/26
*/
/**
* @function resolve
* @description Resolve a request path
* @param {string} request
* @param {string} referer
* @param {Object} options
* @returns {string}
*/
function resolve(request, referer, options) {
// Resolve
if (gutil.isAbsolute(request)) {
request = path.join(options.root, request);
} else if (gutil.isRelative(request)) {
request = path.join(path.dirname(referer), request);
// Out of bounds of root
if (gutil.isOutBounds(request, options.root)) {
throw new RangeError(`File ${gutil.normalize(request)} is out of bounds of root.`);
}
} else {
const base = options.base || path.dirname(referer);
// Use base or referer dirname
request = path.join(base, request);
}
return request;
}
(dependency, media) => {
if (gutil.isUrl(dependency)) {
// Relative file path from cwd
const rpath = JSON.stringify(gutil.path2cwd(path));
// Output warn
gutil.logger.warn(
gutil.chalk.yellow(`Found remote css file ${JSON.stringify(dependency)} at ${rpath}, unsupported.`),
'\x07'
);
} else {
if (media.length) {
// Get media
media = JSON.stringify(media.join(', '));
// Relative file path from cwd
const rpath = JSON.stringify(gutil.path2cwd(path));
// Output warn
gutil.logger.warn(
gutil.chalk.yellow(`Found import media queries ${media} at ${rpath}, unsupported.`),
'\x07'
);
}
// Normalize
dependency = gutil.normalize(dependency);
// Resolve dependency
let resolved = resolve(dependency, path, { root });
// Module can read
if (gutil.fsSafeAccess(resolved)) {
!isIgnoreModule(resolved, options) && modules.add(resolved);
} else {
// Relative file path from cwd
const rpath = JSON.stringify(gutil.path2cwd(path));
// Output warn
gutil.logger.warn(
gutil.chalk.yellow(`Module ${JSON.stringify(dependency)} at ${rpath} can't be found.`),
'\x07'
);
}
// Use css resolve rule
if (!gutil.isRelative(dependency)) dependency = `./${dependency}`;
// Parse map
dependency = gutil.parseMap(dependency, resolved, options.map);
dependency = gutil.normalize(dependency);
// The seajs has hacked css before 3.0.0
// https://github.com/seajs/seajs/blob/2.2.1/src/util-path.js#L49
// Demo https://github.com/popomore/seajs-test/tree/master/css-deps
dependency = addExt(dependency);
// Add dependency
dependencies.add(dependency);
}
return false;
},