Merge pull request #1510 from drwpow/fix/utf-8

Fix UTF-8 chars

Author: drwpow

packages/openapi-typescript/src/lib/ts.ts

@@ -324,9 +324,10 @@ export function tsIsPrimitive(type: ts.TypeNode): boolean {
 /** Create a literal type */
 export function tsLiteral(value: unknown): ts.TypeNode {
   if (typeof value === "string") {
-    return ts.factory.createLiteralTypeNode(
-      ts.factory.createStringLiteral(value),
-    );
+    // workaround for UTF-8: https://github.com/microsoft/TypeScript/issues/36174
+    return ts.factory.createIdentifier(
+      JSON.stringify(value),
+    ) as unknown as ts.TypeNode;
   }
   if (typeof value === "number") {
     return ts.factory.createLiteralTypeNode(

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

@@ -45,6 +45,23 @@ describe("transformSchemaObject > string", () => {
         // options: DEFAULT_OPTIONS,
       },
     ],
+    [
+      "enum (UTF-8)",
+      {
+        given: { type: "string", enum: ["赤", "青", "緑"] },
+        want: `"赤" | "青" | "緑"`,
+        // options: DEFAULT_OPTIONS
+      },
+    ],
+    [
+      "enum (quotes)",
+      {
+        // prettier-ignore
+        // eslint-disable-next-line no-useless-escape
+        given: { type: "string", enum: ['"', "'", '\"', "`"] },
+        want: `"\\"" | "'" | "\\"" | "\`"`,
+      },
+    ],
     [
       "nullable",
       {