52 lines
1.6 KiB
JavaScript
52 lines
1.6 KiB
JavaScript
/**
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* @author Toru Nagashima
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* See LICENSE file in root directory for full license.
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*/
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"use strict"
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const getAllowModules = require("./get-allow-modules")
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const getPackageJson = require("./get-package-json")
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/**
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* Checks whether or not each requirement target is published via package.json.
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*
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* It reads package.json and checks the target exists in `dependencies`.
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*
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* @param {RuleContext} context - A context to report.
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* @param {string} filePath - The current file path.
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* @param {ImportTarget[]} targets - A list of target information to check.
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* @returns {void}
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*/
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module.exports = function checkForExtraneous(context, filePath, targets) {
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const packageInfo = getPackageJson(filePath)
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if (!packageInfo) {
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return
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}
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const allowed = new Set(getAllowModules(context))
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const dependencies = new Set(
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[].concat(
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Object.keys(packageInfo.dependencies || {}),
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Object.keys(packageInfo.devDependencies || {}),
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Object.keys(packageInfo.peerDependencies || {}),
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Object.keys(packageInfo.optionalDependencies || {})
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)
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)
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for (const target of targets) {
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const extraneous =
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target.moduleName != null &&
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target.filePath != null &&
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!dependencies.has(target.moduleName) &&
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!allowed.has(target.moduleName)
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if (extraneous) {
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context.report({
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node: target.node,
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loc: target.node.loc,
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message: '"{{moduleName}}" is extraneous.',
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data: target,
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})
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}
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}
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}
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