53 lines
3.9 KiB
JavaScript
53 lines
3.9 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const fs = require("fs");
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const Debug = require("debug");
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const path = require("path");
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const debug = Debug('axm:utils:module');
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class ModuleUtils {
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static loadModule(modulePath, args) {
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let nodule;
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try {
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if (args) {
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nodule = require(modulePath).apply(this, args);
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}
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else {
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nodule = require(modulePath);
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}
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debug(`Succesfully required module at path ${modulePath}`);
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return nodule;
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}
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catch (err) {
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debug(`Failed to load module at path ${modulePath}: ${err.message}`);
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return err;
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}
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}
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static detectModule(moduleName) {
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const fakePath = ['./node_modules', '/node_modules'];
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if (!require.main) {
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return null;
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}
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const paths = typeof require.main.paths === 'undefined' ? fakePath : require.main.paths;
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const requirePaths = paths.slice();
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return ModuleUtils._lookForModule(requirePaths, moduleName);
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}
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static _lookForModule(requirePaths, moduleName) {
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const fsConstants = fs.constants || fs;
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for (let requirePath of requirePaths) {
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const completePath = path.join(requirePath, moduleName);
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debug(`Looking for module ${moduleName} in ${completePath}`);
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try {
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fs.accessSync(completePath, fsConstants.R_OK);
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debug(`Found module ${moduleName} in path ${completePath}`);
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return completePath;
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}
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catch (err) {
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debug(`module ${moduleName} not found in path ${completePath}`);
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continue;
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}
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}
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return null;
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}
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}
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exports.default = ModuleUtils;
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