From 9606fe7fd0c02fef10e9bd06a59645b37786d551 Mon Sep 17 00:00:00 2001
From: Peter Evans <18365890+peter-evans@users.noreply.github.com>
Date: Thu, 19 Oct 2023 16:55:00 +0100
Subject: [PATCH] feat: add truncate warning to pull request body

---
 dist/index.js              | 5 ++++-
 src/create-pull-request.ts | 5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/dist/index.js b/dist/index.js
index 1c84bf4..cb568b3 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -337,7 +337,10 @@ function createPullRequest(inputs) {
             // 65536 characters is the maximum allowed for the pull request body.
             if (inputs.body.length > 65536) {
                 core.warning(`Pull request body is too long. Truncating to 65536 characters.`);
-                inputs.body = inputs.body.substring(0, 65536);
+                const truncateWarning = '...*[Pull request body truncated]*';
+                inputs.body =
+                    inputs.body.substring(0, 65536 - truncateWarning.length) +
+                        truncateWarning;
             }
             // Get the repository path
             const repoPath = utils.getRepoPath(inputs.path);
diff --git a/src/create-pull-request.ts b/src/create-pull-request.ts
index 12dddb8..1e7b8ba 100644
--- a/src/create-pull-request.ts
+++ b/src/create-pull-request.ts
@@ -52,7 +52,10 @@ export async function createPullRequest(inputs: Inputs): Promise<void> {
       core.warning(
         `Pull request body is too long. Truncating to 65536 characters.`
       )
-      inputs.body = inputs.body.substring(0, 65536)
+      const truncateWarning = '...*[Pull request body truncated]*'
+      inputs.body =
+        inputs.body.substring(0, 65536 - truncateWarning.length) +
+        truncateWarning
     }
 
     // Get the repository path