Stop trimming whitespace other than linebreaks in string values (#1269)

* add failing unit test for enums with whitespace

* stop trimming whitespace when escaping strings

* add changeset

---------

Co-authored-by: Pim Veldhuisen <pim@silverflow.com>

Author: pimveldhuisen

.changeset/new-rats-yawn.md

@@ -0,0 +1,5 @@
+---
+"openapi-typescript": patch
+---
+
+Stop trimming whitespace other than linebreaks in string values

packages/openapi-typescript/src/utils.ts

@@ -273,7 +273,7 @@ export function tsUnionOf(...types: (string | number | boolean)[]): string {
 /** escape string value */
 export function escStr(input: any): string {
   if (typeof input !== "string") return JSON.stringify(input);
-  return `"${input.trim().replace(DOUBLE_QUOTE_RE, '\\"')}"`;
+  return `"${input.replace(LB_RE, "").replace(DOUBLE_QUOTE_RE, '\\"')}"`;
 }
 
 /** surround a JS object key with quotes, if needed */

packages/openapi-typescript/test/schema-object.test.ts

@@ -57,6 +57,12 @@ describe("Schema Object", () => {
   status?: "complete" | "incomplete";
 }`);
       });
+
+      test("enum (whitespace)", () => {
+        const schema: SchemaObject = { type: "string", enum: [" blue", "green ", " ", ""] };
+        const generated = transformSchemaObject(schema, options);
+        expect(generated).toBe('" blue" | "green " | " " | ""');
+      });
     });
 
     describe("number", () => {