From 16bc297572a764235cccf91af6e3a047d84388f9 Mon Sep 17 00:00:00 2001
From: Joseph Frazier <1212jtraceur@gmail.com>
Date: Wed, 5 Jul 2017 12:25:51 -0400
Subject: [PATCH] Fix --debug-print-doc (#2400)

* Add test of --debug-print-doc

See https://github.com/prettier/prettier/issues/2396

* Pass test of --debug-print-doc

See https://github.com/prettier/prettier/issues/2396
---
 bin/prettier.js                                |  2 +-
 tests_integration/__tests__/debug-print-doc.js | 13 +++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)
 create mode 100644 tests_integration/__tests__/debug-print-doc.js

diff --git a/bin/prettier.js b/bin/prettier.js
index 53ec0ad54..1fc5daabd 100755
--- a/bin/prettier.js
+++ b/bin/prettier.js
@@ -154,7 +154,7 @@ const options = {
 function format(input, opt) {
   if (argv["debug-print-doc"]) {
     const doc = prettier.__debug.printToDoc(input, opt);
-    return prettier.__debug.formatDoc(doc);
+    return { formatted: prettier.__debug.formatDoc(doc) };
   }
 
   if (argv["debug-check"]) {
diff --git a/tests_integration/__tests__/debug-print-doc.js b/tests_integration/__tests__/debug-print-doc.js
new file mode 100644
index 000000000..7e0d0d223
--- /dev/null
+++ b/tests_integration/__tests__/debug-print-doc.js
@@ -0,0 +1,13 @@
+"use strict";
+
+const runPrettier = require("../runPrettier");
+
+test("prints doc with --debug-print-doc", () => {
+  const result = runPrettier("cli/with-shebang", ["--debug-print-doc"], {
+    input: "0"
+  });
+
+  expect(result.stdout).toEqual('["0", ";", hardline, breakParent];\n');
+  expect(result.stderr).toEqual("");
+  expect(result.status).toEqual(0);
+});