56 lines
1.2 KiB
JavaScript
56 lines
1.2 KiB
JavaScript
const genmap = require('./generate_asset_map');
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const isServer = typeof genmap === 'function';
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let prefix = '';
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let manifest = {};
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try {
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//eslint-disable-next-line node/no-missing-require
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manifest = require('../dist/manifest.json');
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} catch (e) {
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// use middleware
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}
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const assets = isServer ? manifest : genmap;
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function getAsset(name) {
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return prefix + assets[name];
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}
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function setPrefix(name) {
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prefix = name;
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}
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function getMatches(match) {
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return Object.keys(assets)
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.filter(k => match.test(k))
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.map(getAsset);
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}
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const instance = {
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setPrefix: setPrefix,
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get: getAsset,
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match: getMatches,
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setMiddleware: function(middleware) {
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function getManifest() {
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return JSON.parse(
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middleware.fileSystem.readFileSync(
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middleware.getFilenameFromUrl('/manifest.json')
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)
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);
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}
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if (middleware) {
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instance.get = function getAssetWithMiddleware(name) {
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const m = getManifest();
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return prefix + m[name];
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};
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instance.match = function matchAssetWithMiddleware(match) {
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const m = getManifest();
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return Object.keys(m)
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.filter(k => match.test(k))
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.map(k => prefix + m[k]);
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};
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}
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}
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};
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module.exports = instance;
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