feat(getStaticValue): allow Map/Set getters (#81)

eslint-community · Mar 24, 2023 · 22ad79f · 22ad79f
1 parent fd21933
commit 22ad79f
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diff --git a/src/get-static-value.mjs b/src/get-static-value.mjs
@@ -172,6 +172,7 @@ const callPassThrough = new Set([
 
 /** @type {ReadonlyArray<readonly [Function, ReadonlySet<string>]>} */
 const getterAllowed = [
+    [Map, new Set(["size"])],
     [
         RegExp,
         new Set([
@@ -186,6 +187,7 @@ const getterAllowed = [
             "unicode",
         ]),
     ],
+    [Set, new Set(["size"])],
 ]
 
 /**

diff --git a/test/get-static-value.mjs b/test/get-static-value.mjs
@@ -324,6 +324,7 @@ const aMap = Object.freeze({
             code: "new Set([1,2]).has(2)",
             expected: { value: true },
         },
+        { code: "new Set([1,2]).size", expected: { value: 2 } },
         {
             code: "new Map([[1,2], [4,6]])",
             expected: {
@@ -341,6 +342,7 @@ const aMap = Object.freeze({
             code: "const m = new Map([[1,2], [4,6]]); m.has(2)",
             expected: { value: false },
         },
+        { code: "new Map([[1,2], [4,6]]).size", expected: { value: 2 } },
         ...(semver.gte(eslint.Linter.version, "8.0.0")
             ? [
                   {