Fixed an issue with the action crashing on commit attempts in projects with commit: true (#61)

src/gitUtils.ts

@@ -59,3 +59,8 @@ export const commitAll = async (message: string) => {
   await exec("git", ["add", "."]);
   await exec("git", ["commit", "-m", message]);
 };
+
+export const checkIfClean = async (): Promise<boolean> => {
+  const { stdout } = await execWithOutput("git", ["status", "--porcelain"]);
+  return !stdout.length;
+};

src/run.ts

@@ -250,11 +250,15 @@ ${
   })();
 
   const finalPrTitle = `${prTitle}${!!preState ? ` (${preState.tag})` : ""}`;
-  const finalCommitMessage = `${commitMessage}${
-    !!preState ? ` (${preState.tag})` : ""
-  }`;
 
-  await gitUtils.commitAll(finalCommitMessage);
+  // project with `commit: true` setting could have already committed files
+  if (!(await gitUtils.checkIfClean())) {
+    const finalCommitMessage = `${commitMessage}${
+      !!preState ? ` (${preState.tag})` : ""
+    }`;
+    await gitUtils.commitAll(finalCommitMessage);
+  }
+
   await gitUtils.push(versionBranch, { force: true });
 
   let searchResult = await searchResultPromise;