From 55c0e7020e28b33ccf4c24213b0a619482d2d2c4 Mon Sep 17 00:00:00 2001
From: Matt Cooper <mattc@xbox.com>
Date: Mon, 24 Jun 2019 16:14:47 -0400
Subject: [PATCH] add set-output command

---
 packages/core/__tests__/lib.test.ts |  5 +++++
 packages/core/src/core.ts           | 10 ++++++++++
 2 files changed, 15 insertions(+)

diff --git a/packages/core/__tests__/lib.test.ts b/packages/core/__tests__/lib.test.ts
index 49f42062..ad8e083d 100644
--- a/packages/core/__tests__/lib.test.ts
+++ b/packages/core/__tests__/lib.test.ts
@@ -114,6 +114,11 @@ describe('@actions/core', () => {
     expect(core.getInput('special chars_\'\t"\\')).toBe('\'\t"\\ repsonse')
   })
 
+  it('setOutput produces the correct command', () => {
+    core.setOutput('some output', 'some value')
+    assertWriteCalls([`##[set-output name=some output;]some value${os.EOL}`])
+  })
+
   it('setNeutral sets the correct exit code', () => {
     core.setFailed('Failure message')
     expect(process.exitCode).toBe(ExitCode.Failure)
diff --git a/packages/core/src/core.ts b/packages/core/src/core.ts
index 7e3d7e0d..355045cd 100644
--- a/packages/core/src/core.ts
+++ b/packages/core/src/core.ts
@@ -61,6 +61,16 @@ export function getInput(name: string, options?: InputOptions): string {
   return val.trim()
 }
 
+/**
+ * Sets the value of an output.
+ *
+ * @param     name     name of the output to set
+ * @param     value    value to store
+ */
+export function setOutput(name: string, value: string): void {
+  issueCommand('set-output', {'name': name}, value)
+}
+
 //-----------------------------------------------------------------------
 // Results
 //-----------------------------------------------------------------------