forked from lix-project/lix-website
72 lines
1.6 KiB
JavaScript
72 lines
1.6 KiB
JavaScript
'use strict';
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const path = require('path');
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const resolveFrom = require('resolve-from');
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const parentModule = require('parent-module');
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const resolve = moduleId => {
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try {
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return resolveFrom(path.dirname(parentModule(__filename)), moduleId);
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} catch (_) {}
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};
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const clear = moduleId => {
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if (typeof moduleId !== 'string') {
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throw new TypeError(`Expected a \`string\`, got \`${typeof moduleId}\``);
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}
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const filePath = resolve(moduleId);
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if (!filePath) {
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return;
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}
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// Delete itself from module parent
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if (require.cache[filePath] && require.cache[filePath].parent) {
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let i = require.cache[filePath].parent.children.length;
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while (i--) {
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if (require.cache[filePath].parent.children[i].id === filePath) {
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require.cache[filePath].parent.children.splice(i, 1);
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}
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}
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}
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// Remove all descendants from cache as well
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if (require.cache[filePath]) {
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const children = require.cache[filePath].children.map(child => child.id);
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// Delete module from cache
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delete require.cache[filePath];
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for (const id of children) {
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clear(id);
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}
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}
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};
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clear.all = () => {
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const directory = path.dirname(parentModule(__filename));
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for (const moduleId of Object.keys(require.cache)) {
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delete require.cache[resolveFrom(directory, moduleId)];
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}
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};
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clear.match = regex => {
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for (const moduleId of Object.keys(require.cache)) {
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if (regex.test(moduleId)) {
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clear(moduleId);
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}
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}
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};
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clear.single = moduleId => {
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if (typeof moduleId !== 'string') {
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throw new TypeError(`Expected a \`string\`, got \`${typeof moduleId}\``);
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}
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delete require.cache[resolve(moduleId)];
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};
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module.exports = clear;
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