From 5c16b2f4faea56e9d5d15af1e365b5f05844cdd6 Mon Sep 17 00:00:00 2001
From: Tingluo Huang <tingluohuang@github.com>
Date: Mon, 2 Mar 2020 07:45:27 -0500
Subject: [PATCH] Add core.isDebug() to check whether actions_step_debug is on
 or not. (#278)

---
 README.md              |  6 ++++++
 __tests__/core.test.ts | 13 +++++++++++++
 src/core.ts            |  7 +++++++
 3 files changed, 26 insertions(+)

diff --git a/README.md b/README.md
index 457f73c..5ad27ee 100644
--- a/README.md
+++ b/README.md
@@ -82,6 +82,12 @@ try {
     core.warning('myInput was not set');
   }
   
+  if (core.isDebug()) {
+    // curl -v https://github.com
+  } else {
+    // curl https://github.com
+  }
+
   // Do stuff
 }
 catch (err) {
diff --git a/__tests__/core.test.ts b/__tests__/core.test.ts
index 9023542..020f4a5 100644
--- a/__tests__/core.test.ts
+++ b/__tests__/core.test.ts
@@ -177,6 +177,19 @@ describe('@actions/core', () => {
   it('getState gets wrapper action state', () => {
     expect(core.getState('TEST_1')).toBe('state_val')
   })
+
+  it('isDebug check debug state', () => {
+    const current = process.env['RUNNER_DEBUG']
+    try {
+      delete process.env.RUNNER_DEBUG
+      expect(core.isDebug()).toBe(false)
+
+      process.env['RUNNER_DEBUG'] = '1'
+      expect(core.isDebug()).toBe(true)
+    } finally {
+      process.env['RUNNER_DEBUG'] = current
+    }
+  })
 })
 
 // Assert that process.stdout.write calls called only with the given arguments.
diff --git a/src/core.ts b/src/core.ts
index dcaab53..9072f46 100644
--- a/src/core.ts
+++ b/src/core.ts
@@ -102,6 +102,13 @@ export function setFailed(message: string): void {
 // Logging Commands
 //-----------------------------------------------------------------------
 
+/**
+ * Gets whether Actions Step Debug is on or not
+ */
+export function isDebug(): boolean {
+  return process.env['RUNNER_DEBUG'] === '1'
+}
+
 /**
  * Writes debug message to user log
  * @param message debug message