From 3fb381ded9287ee76719b82c90b2fe6e271f0ebb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jon=20Vassb=C3=B8?= <jvassbo@users.noreply.github.com>
Date: Wed, 29 Jan 2020 16:05:09 +0100
Subject: [PATCH] Let plan action output the plan-output (#119)

* Ouput the plan output for subsequent actions

* Follow Github's recommendation for mulit-line string output

Co-Authored-By: Matthew Sanabria <24284972+sudomateo@users.noreply.github.com>

Co-authored-by: Matthew Sanabria <24284972+sudomateo@users.noreply.github.com>
---
 README.md             | 1 +
 action.yml            | 2 ++
 src/terraform_plan.sh | 7 +++++++
 3 files changed, 10 insertions(+)

diff --git a/README.md b/README.md
index 401a169d..6772db95 100644
--- a/README.md
+++ b/README.md
@@ -82,6 +82,7 @@ Outputs are used to pass information to subsequent GitHub Actions steps.
 
 * `tf_actions_output` - The Terraform outputs in JSON format.
 * `tf_actions_plan_has_changes` - Whether or not the Terraform plan contained changes.
+* `tf_actions_plan_output` - The Terraform plan output.
 
 ## Secrets
 
diff --git a/action.yml b/action.yml
index 68163a7c..b4aca24f 100644
--- a/action.yml
+++ b/action.yml
@@ -27,6 +27,8 @@ outputs:
     description: 'The Terraform outputs in JSON format.'
   tf_actions_plan_has_changes:
     description: 'Whether or not the Terraform plan contained changes.'
+  tf_actions_plan_output:
+    description: 'The Terraform plan output.'
 runs:
   using: 'docker'
   image: './Dockerfile'
diff --git a/src/terraform_plan.sh b/src/terraform_plan.sh
index 4f569dad..384d1b8e 100755
--- a/src/terraform_plan.sh
+++ b/src/terraform_plan.sh
@@ -63,5 +63,12 @@ ${planOutput}
   fi
 
   echo ::set-output name=tf_actions_plan_has_changes::${planHasChanges}
+
+  # https://github.community/t5/GitHub-Actions/set-output-Truncates-Multiline-Strings/m-p/38372/highlight/true#M3322
+  planOutput="${planOutput//'%'/'%25'}"
+  planOutput="${planOutput//$'\n'/'%0A'}"
+  planOutput="${planOutput//$'\r'/'%0D'}"
+
+  echo "::set-output name=tf_actions_plan_output::${planOutput}"
   exit ${planExitCode}
 }