nodejs
diff --git a/Collapse file
‎src/node.cc‎
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+6Lines changed: 6 additions & 0 deletions b/Collapse file
‎src/node.cc‎
Copy file name to clipboardExpand all lines: src/node.cc
+6Lines changed: 6 additions & 0 deletions
diff --git a/Collapse file
‎test/parallel/test-cli-syntax.js‎
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+16-1Lines changed: 16 additions & 1 deletion b/Collapse file
‎test/parallel/test-cli-syntax.js‎
Copy file name to clipboardExpand all lines: test/parallel/test-cli-syntax.js
+16-1Lines changed: 16 additions & 1 deletion
@@ -3816,6 +3816,12 @@ static void ParseArgs(int* argc,
   }
 #endif
 
+  if (eval_string != nullptr && syntax_check_only) {
+    fprintf(stderr,
+            "%s: either --check or --eval can be used, not both\n", argv[0]);
+    exit(9);
+  }
+
   // Copy remaining arguments.
   const unsigned int args_left = nargs - index;
   memcpy(new_argv + new_argc, argv + index, args_left * sizeof(*argv));
 
@@ -99,7 +99,7 @@ syntaxArgs.forEach(function(args) {
   assert.strictEqual(c.status, 0, 'code === ' + c.status);
 });
 
-// should should throw if code piped from stdin with --check has bad syntax
+// should throw if code piped from stdin with --check has bad syntax
 // loop each possible option, `-c` or `--check`
 syntaxArgs.forEach(function(args) {
   const stdin = 'var foo bar;';
@@ -117,3 +117,18 @@ syntaxArgs.forEach(function(args) {
 
   assert.strictEqual(c.status, 1, 'code === ' + c.status);
 });
+
+// should throw if -c and -e flags are both passed
+['-c', '--check'].forEach(function(checkFlag) {
+  ['-e', '--eval'].forEach(function(evalFlag) {
+    const args = [checkFlag, evalFlag, 'foo'];
+    const c = spawnSync(node, args, {encoding: 'utf8'});
+
+    assert.strictEqual(
+      c.stderr,
+      `${node}: either --check or --eval can be used, not both\n`
+    );
+
+    assert.strictEqual(c.status, 9, 'code === ' + c.status);
+  });
+});