Fix: space-in-parens crash (#9655)

eslint · Nov 26, 2017 · e13d439 · e13d439
1 parent 92171cc
commit e13d439
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/lib/rules/space-in-parens.js b/lib/rules/space-in-parens.js
@@ -45,8 +45,7 @@ module.exports = {
         const MISSING_SPACE_MESSAGE = "There must be a space inside this paren.",
             REJECTED_SPACE_MESSAGE = "There should be no spaces inside this paren.",
             ALWAYS = context.options[0] === "always",
-
-            exceptionsArrayOptions = (context.options.length === 2) ? context.options[1].exceptions : [],
+            exceptionsArrayOptions = (context.options[1] && context.options[1].exceptions) || [],
             options = {};
         let exceptions;
 

diff --git a/tests/lib/rules/space-in-parens.js b/tests/lib/rules/space-in-parens.js
@@ -110,7 +110,8 @@ ruleTester.run("space-in-parens", rule, {
         { code: "foo( ); bar( {bar:'baz'} ); baz( [1,2] )", options: ["never", { exceptions: ["{}", "[]", "empty"] }] },
 
         // faulty exceptions option
-        { code: "foo( { bar: 'baz' } )", options: ["always", { exceptions: [] }] }
+        { code: "foo( { bar: 'baz' } )", options: ["always", { exceptions: [] }] },
+        { code: "foo( { bar: 'baz' } )", options: ["always", {}] }
     ],
 
     invalid: [