From 3942d72745481e9fc80d53f7c05b3888cd2d66d0 Mon Sep 17 00:00:00 2001
From: overlookmotel <theoverlookmotel@gmail.com>
Date: Thu, 6 Jan 2022 15:28:28 +0000
Subject: [PATCH] Always print directives with double quotes when minified
 (#14094)

---
 packages/babel-generator/src/generators/base.ts |  2 +-
 packages/babel-generator/test/index.js          | 14 ++++++++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/packages/babel-generator/src/generators/base.ts b/packages/babel-generator/src/generators/base.ts
index be20a4485eb6..30253db2e5f7 100644
--- a/packages/babel-generator/src/generators/base.ts
+++ b/packages/babel-generator/src/generators/base.ts
@@ -58,7 +58,7 @@ const unescapedDoubleQuoteRE = /(?:^|[^\\])(?:\\\\)*"/;
 
 export function DirectiveLiteral(this: Printer, node: t.DirectiveLiteral) {
   const raw = this.getPossibleRaw(node);
-  if (raw != null) {
+  if (!this.format.minified && raw != null) {
     this.token(raw);
     return;
   }
diff --git a/packages/babel-generator/test/index.js b/packages/babel-generator/test/index.js
index c1bcdfeaae0d..c7cdd19235ba 100644
--- a/packages/babel-generator/test/index.js
+++ b/packages/babel-generator/test/index.js
@@ -548,6 +548,20 @@ describe("programmatic generation", function () {
         generate(directive);
       }).toThrow();
     });
+
+    it("preserves single quotes if not minified", function () {
+      const directive = parse("'use strict';").program.directives[0];
+      const output = generate(directive).code;
+
+      expect(output).toBe("'use strict';");
+    });
+
+    it("converts single quotes to double quotes if minified", function () {
+      const directive = parse("'use strict';").program.directives[0];
+      const output = generate(directive, { minified: true }).code;
+
+      expect(output).toBe('"use strict";');
+    });
   });
 
   describe("typescript generate parentheses if necessary", function () {