Fix error when ClassExpression is the CallExpression callee (#1336)

2026-08-09 12:42:29 +00:00 · 2025-11-30 03:15:42 +04:00
parent cd63f59099
commit 964376363e
5 changed files with 29 additions and 5 deletions
@@ -1049,6 +1049,28 @@ describe('JavaScriptObfuscator', () => {
            });
        });

+        // https://github.com/javascript-obfuscator/javascript-obfuscator/issues/1132
+        describe('CallExpression ClassExpression crash fix', () => {
+            const regExp: RegExp = /try *\{!class *\{} *\(\);} *catch *\{}/;
+
+            let obfuscatedCode: string;
+
+            beforeEach(() => {
+                const code: string = readFileAsString(__dirname + '/fixtures/call-expression-class-expression.js');
+
+                obfuscatedCode = JavaScriptObfuscator.obfuscate(
+                    code,
+                    {
+                        ...NO_ADDITIONAL_NODES_PRESET
+                    }
+                ).getObfuscatedCode();
+            });
+
+            it('should not throw', () => {
+                assert.match(obfuscatedCode, regExp);
+            });
+      });
+
        describe('mangled identifier names generator', () => {
            const regExp: RegExp = /var c *= *0x1/;

@@ -0,0 +1 @@
+try { ! class { } ( ) ; } catch { }