refactor: allow undefined keys (but not for keys argument or return v…

…alue of `unionWith`)
eslint · Feb 6, 2022 · 354f720 · 354f720
1 parent caa7fec
commit 354f720
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Showing 3 changed files with 11 additions and 2 deletions.
diff --git a/.eslintrc.json b/.eslintrc.json
@@ -7,6 +7,15 @@
         "sourceType": "module",
         "ecmaVersion": 2020
     },
+    "settings": {
+        "jsdoc": {
+            "mode": "typescript",
+            "preferredTypes": {
+                "Object": "object",
+                "object<>": "Object"
+            }
+        }
+    },
     "overrides": [
         {
             "files": ["*.cjs"],

diff --git a/lib/index.js b/lib/index.js
@@ -22,7 +22,7 @@ function filterKey(key) {
 
 /**
  * Get visitor keys of a given node.
- * @param {Object} node The AST node to get keys.
+ * @param {object} node The AST node to get keys.
  * @returns {readonly string[]} Visitor keys of the node.
  */
 export function getKeys(node) {

diff --git a/lib/visitor-keys.js b/lib/visitor-keys.js
@@ -1,5 +1,5 @@
 /**
- * @type {{ readonly [type: string]: ReadonlyArray<string> }}
+ * @type {{ readonly [type: string]: ReadonlyArray<string> | undefined }}
  */
 const KEYS = {
     AssignmentExpression: [