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codeql-action/node_modules/eslint-import-resolver-node/index.js
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'use strict'; | |
const resolve = require('resolve'); | |
const isCoreModule = require('is-core-module'); | |
const path = require('path'); | |
const log = require('debug')('eslint-plugin-import:resolver:node'); | |
exports.interfaceVersion = 2; | |
exports.resolve = function (source, file, config) { | |
log('Resolving:', source, 'from:', file); | |
let resolvedPath; | |
if (isCoreModule(source)) { | |
log('resolved to core'); | |
return { found: true, path: null }; | |
} | |
try { | |
const cachedFilter = function (pkg, dir) { return packageFilter(pkg, dir, config); }; | |
resolvedPath = resolve.sync(source, opts(file, config, cachedFilter)); | |
log('Resolved to:', resolvedPath); | |
return { found: true, path: resolvedPath }; | |
} catch (err) { | |
log('resolve threw error:', err); | |
return { found: false }; | |
} | |
}; | |
function opts(file, config, packageFilter) { | |
return Object.assign({ | |
// more closely matches Node (#333) | |
// plus 'mjs' for native modules! (#939) | |
extensions: ['.mjs', '.js', '.json', '.node'], | |
}, | |
config, | |
{ | |
// path.resolve will handle paths relative to CWD | |
basedir: path.dirname(path.resolve(file)), | |
packageFilter, | |
}); | |
} | |
function identity(x) { return x; } | |
function packageFilter(pkg, dir, config) { | |
let found = false; | |
const file = path.join(dir, 'dummy.js'); | |
if (pkg.module) { | |
try { | |
resolve.sync(String(pkg.module).replace(/^(?:\.\/)?/, './'), opts(file, config, identity)); | |
pkg.main = pkg.module; | |
found = true; | |
} catch (err) { | |
log('resolve threw error trying to find pkg.module:', err); | |
} | |
} | |
if (!found && pkg['jsnext:main']) { | |
try { | |
resolve.sync(String(pkg['jsnext:main']).replace(/^(?:\.\/)?/, './'), opts(file, config, identity)); | |
pkg.main = pkg['jsnext:main']; | |
found = true; | |
} catch (err) { | |
log('resolve threw error trying to find pkg[\'jsnext:main\']:', err); | |
} | |
} | |
return pkg; | |
} |