ags

home/ags/node_modules/eslint-plugin-n/lib/util/get-try-extensions.js

@@ -0,0 +1,49 @@
+/**
+ * @author Toru Nagashima
+ * See LICENSE file in root directory for full license.
+ */
+"use strict"
+
+const DEFAULT_VALUE = Object.freeze([".js", ".json", ".node"])
+
+/**
+ * Gets `tryExtensions` property from a given option object.
+ *
+ * @param {object|undefined} option - An option object to get.
+ * @returns {string[]|null} The `tryExtensions` value, or `null`.
+ */
+function get(option) {
+    if (option && option.tryExtensions && Array.isArray(option.tryExtensions)) {
+        return option.tryExtensions.map(String)
+    }
+    return null
+}
+
+/**
+ * Gets "tryExtensions" setting.
+ *
+ * 1. This checks `options` property, then returns it if exists.
+ * 2. This checks `settings.n` | `settings.node` property, then returns it if exists.
+ * 3. This returns `[".js", ".json", ".node"]`.
+ *
+ * @param {RuleContext} context - The rule context.
+ * @returns {string[]} A list of extensions.
+ */
+module.exports = function getTryExtensions(context, optionIndex = 0) {
+    return (
+        get(context.options && context.options[optionIndex]) ||
+        get(
+            context.settings && (context.settings.n || context.settings.node)
+        ) ||
+        DEFAULT_VALUE
+    )
+}
+
+module.exports.schema = {
+    type: "array",
+    items: {
+        type: "string",
+        pattern: "^\\.",
+    },
+    uniqueItems: true,
+}