Add test case to reproduce JSX comment duplication issue

Co-authored-by: RyanCavanaugh <6685088+RyanCavanaugh@users.noreply.github.com>

Author: Copilot

src/compiler/emitter.ts

@@ -4785,10 +4785,10 @@ export function createPrinter(printerOptions: PrinterOptions = {}, handlers: Pri
                 }
             }
 
-            // Emit this child.
-            if (shouldEmitInterveningComments) {
-                const commentRange = getCommentRange(child);
-                emitTrailingCommentsOfPosition(commentRange.pos);
+            // Emit this child.
+            if (shouldEmitInterveningComments) {
+                const commentRange = getCommentRange(child);
+                emitTrailingCommentsOfPosition(commentRange.pos);
             }
             else {
                 shouldEmitInterveningComments = mayEmitInterveningComments;

tests/baselines/reference/jsxCommentDuplication(jsx=preserve).js

@@ -0,0 +1,11 @@
+//// [tests/cases/compiler/jsxCommentDuplication.tsx] ////
+
+//// [jsxCommentDuplication.tsx]
+// Simple test case to reproduce JSX comment duplication
+const x = 42;
+const jsx = <div>/*pre*/{x}/*post*/</div>;
+
+//// [jsxCommentDuplication.jsx]
+// Simple test case to reproduce JSX comment duplication
+var x = 42;
+var jsx = <div> /*pre*//*pre*/{x} /*post*//*post*/</div>;

tests/baselines/reference/jsxCommentDuplication(jsx=preserve).symbols

@@ -0,0 +1,11 @@
+//// [tests/cases/compiler/jsxCommentDuplication.tsx] ////
+
+=== jsxCommentDuplication.tsx ===
+// Simple test case to reproduce JSX comment duplication
+const x = 42;
+>x : Symbol(x, Decl(jsxCommentDuplication.tsx, 1, 5))
+
+const jsx = <div>/*pre*/{x}/*post*/</div>;
+>jsx : Symbol(jsx, Decl(jsxCommentDuplication.tsx, 2, 5))
+>x : Symbol(x, Decl(jsxCommentDuplication.tsx, 1, 5))
+

tests/baselines/reference/jsxCommentDuplication(jsx=preserve).types

@@ -0,0 +1,20 @@
+//// [tests/cases/compiler/jsxCommentDuplication.tsx] ////
+
+=== jsxCommentDuplication.tsx ===
+// Simple test case to reproduce JSX comment duplication
+const x = 42;
+>x : 42
+>  : ^^
+>42 : 42
+>   : ^^
+
+const jsx = <div>/*pre*/{x}/*post*/</div>;
+>jsx : error
+><div>/*pre*/{x}/*post*/</div> : error
+>div : any
+>    : ^^^
+>x : 42
+>  : ^^
+>div : any
+>    : ^^^
+

tests/baselines/reference/jsxCommentDuplication(jsx=react-jsx).errors.txt

@@ -0,0 +1,9 @@
+jsxCommentDuplication.tsx(3,13): error TS2875: This JSX tag requires the module path 'react/jsx-runtime' to exist, but none could be found. Make sure you have types for the appropriate package installed.
+
+
+==== jsxCommentDuplication.tsx (1 errors) ====
+    // Simple test case to reproduce JSX comment duplication
+    const x = 42;
+    const jsx = <div>/*pre*/{x}/*post*/</div>;
+                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+!!! error TS2875: This JSX tag requires the module path 'react/jsx-runtime' to exist, but none could be found. Make sure you have types for the appropriate package installed.

tests/baselines/reference/jsxCommentDuplication(jsx=react-jsx).js

@@ -0,0 +1,14 @@
+//// [tests/cases/compiler/jsxCommentDuplication.tsx] ////
+
+//// [jsxCommentDuplication.tsx]
+// Simple test case to reproduce JSX comment duplication
+const x = 42;
+const jsx = <div>/*pre*/{x}/*post*/</div>;
+
+//// [jsxCommentDuplication.js]
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var jsx_runtime_1 = require("react/jsx-runtime");
+// Simple test case to reproduce JSX comment duplication
+var x = 42;
+var jsx = (0, jsx_runtime_1.jsxs)("div", { children: ["/*pre*/", x, "/*post*/"] });

tests/baselines/reference/jsxCommentDuplication(jsx=react-jsx).symbols

@@ -0,0 +1,11 @@
+//// [tests/cases/compiler/jsxCommentDuplication.tsx] ////
+
+=== jsxCommentDuplication.tsx ===
+// Simple test case to reproduce JSX comment duplication
+const x = 42;
+>x : Symbol(x, Decl(jsxCommentDuplication.tsx, 1, 5))
+
+const jsx = <div>/*pre*/{x}/*post*/</div>;
+>jsx : Symbol(jsx, Decl(jsxCommentDuplication.tsx, 2, 5))
+>x : Symbol(x, Decl(jsxCommentDuplication.tsx, 1, 5))
+

tests/baselines/reference/jsxCommentDuplication(jsx=react-jsx).types

@@ -0,0 +1,22 @@
+//// [tests/cases/compiler/jsxCommentDuplication.tsx] ////
+
+=== jsxCommentDuplication.tsx ===
+// Simple test case to reproduce JSX comment duplication
+const x = 42;
+>x : 42
+>  : ^^
+>42 : 42
+>   : ^^
+
+const jsx = <div>/*pre*/{x}/*post*/</div>;
+>jsx : any
+>    : ^^^
+><div>/*pre*/{x}/*post*/</div> : any
+>                              : ^^^
+>div : any
+>    : ^^^
+>x : 42
+>  : ^^
+>div : any
+>    : ^^^
+

tests/cases/compiler/jsxCommentDuplication.tsx

@@ -0,0 +1,4 @@
+// @jsx: preserve,react-jsx
+// Simple test case to reproduce JSX comment duplication
+const x = 42;
+const jsx = <div>/*pre*/{x}/*post*/</div>;