ags

home/ags/node_modules/eslint-plugin-n/lib/util/get-configured-node-version.js

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+/**
+ * @author Toru Nagashima <https://github.com/mysticatea>
+ * See LICENSE file in root directory for full license.
+ */
+"use strict"
+
+const { Range } = require("semver") // eslint-disable-line no-unused-vars
+const getPackageJson = require("./get-package-json")
+const getSemverRange = require("./get-semver-range")
+
+/**
+ * Gets `version` property from a given option object.
+ *
+ * @param {object|undefined} option - An option object to get.
+ * @returns {string[]|null} The `allowModules` value, or `null`.
+ */
+function get(option) {
+    if (option && option.version) {
+        return option.version
+    }
+    return null
+}
+
+/**
+ * Get the `engines.node` field of package.json.
+ * @param {string} filename The path to the current linting file.
+ * @returns {Range|null} The range object of the `engines.node` field.
+ */
+function getEnginesNode(filename) {
+    const info = getPackageJson(filename)
+    return getSemverRange(info && info.engines && info.engines.node)
+}
+
+/**
+ * Gets version configuration.
+ *
+ * 1. Parse a given version then return it if it's valid.
+ * 2. Look package.json up and parse `engines.node` then return it if it's valid.
+ * 3. Return `>=16.0.0`.
+ *
+ * @param {string|undefined} version The version range text.
+ * @param {string} filename The path to the current linting file.
+ * This will be used to look package.json up if `version` is not a valid version range.
+ * @returns {Range} The configured version range.
+ */
+module.exports = function getConfiguredNodeVersion(context) {
+    const version =
+        get(context.options && context.options[0]) ||
+        get(context.settings && (context.settings.n || context.settings.node))
+    const filePath = context.filename ?? context.getFilename()
+
+    return (
+        getSemverRange(version) ||
+        getEnginesNode(filePath) ||
+        getSemverRange(">=16.0.0")
+    )
+}
+
+module.exports.schema = {
+    type: "string",
+}