feat: retain custom inlineCode values

Author: maxprilutskiy

.changeset/olive-games-smile.md

@@ -0,0 +1,5 @@
+---
+"lingo.dev": patch
+---
+
+retain custom inlinde code values

packages/cli/src/cli/loaders/mdx2/code-placeholder.spec.ts

@@ -307,5 +307,22 @@ describe("MDX Code Placeholder Loader", () => {
       const pushed = await loader.push("es", pulled);
       expect(pushed).toBe(md);
     });
+
+    it("retains custom inline code in target locale when it differs from source", async () => {
+      const enMd = "Use `foo` function.";
+      const ruMd = "Используйте `бар` функцию.";
+
+      // Pull English source to establish originalInput in loader state
+      await loader.pull("en", enMd);
+
+      // Pull Russian content (with its own inline code value)
+      const ruPulled = await loader.pull("ru", ruMd);
+      // Simulate translator editing surrounding text but keeping placeholder intact
+      const ruTranslated = ruPulled.replace("Используйте", "Примените");
+
+      // Push back to Russian locale and ensure inline code is preserved
+      const ruPushed = await loader.push("ru", ruTranslated);
+      expect(ruPushed).toBe("Примените `бар` функцию.");
+    });
   });
 });

packages/cli/src/cli/loaders/mdx2/code-placeholder.ts

@@ -91,13 +91,17 @@ export default function createMdxCodePlaceholderLoader(): ILoader<
       return response.content;
     },
 
-    async push(locale, data, originalInput) {
-      const response = extractCodePlaceholders(originalInput ?? "");
+    async push(locale, data, originalInput, originalLocale, pullInput) {
+      const sourceInfo = extractCodePlaceholders(originalInput ?? "");
+      const currentInfo = extractCodePlaceholders(pullInput ?? "");
+
+      const codePlaceholders = _.merge(
+        sourceInfo.codePlaceholders,
+        currentInfo.codePlaceholders,
+      );
 
       let result = data;
-      for (const [placeholder, original] of Object.entries(
-        response.codePlaceholders,
-      )) {
+      for (const [placeholder, original] of Object.entries(codePlaceholders)) {
         const replacement = original.startsWith(">")
           ? _.trimStart(original, "> ")
           : original;