From 610484bde241155b419ef4f2887eb59c0a3db72c Mon Sep 17 00:00:00 2001
From: 1138-4EB <1138-4EB@users.noreply.github.com>
Date: Wed, 23 Oct 2019 04:01:28 +0200
Subject: [PATCH] add 'msys.cmd' to support multi-line run steps

---
 .github/workflows/test.yml | 13 +++++++++++++
 README.md                  | 14 +++++++++++---
 index.js                   | 14 +++++++++++---
 3 files changed, 35 insertions(+), 6 deletions(-)

diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 551656b..9c329a3 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -72,6 +72,19 @@ jobs:
       env:
         MSYSTEM: MINGW32
 
+  shell:
+    runs-on: windows-latest
+    steps:
+    - uses: actions/checkout@v1
+    - name: install deps
+      run: npm ci
+    - name: run action
+      uses: ./
+    - shell: msys2 {0}
+      run: |
+        uname -a
+        pacman -Syu --noconfirm
+
   msystem:
     strategy:
       matrix:
diff --git a/README.md b/README.md
index b035c49..ac9fca1 100644
--- a/README.md
+++ b/README.md
@@ -8,10 +8,16 @@
 
 **setup-msys2** is a JavaScript GitHub Action (GHA) to setup a full-featured [MSYS2](https://www.msys2.org/) environment, using the GHA [toolkit](https://github.com/actions/toolkit).
 
-The latest tarball available at [repo.msys2.org/distrib/x86_64](http://repo.msys2.org/distrib/x86_64/) is cached. Using the action extracts it and provides an entrypoint named `msys2do`.
+The latest tarball available at [repo.msys2.org/distrib/x86_64](http://repo.msys2.org/distrib/x86_64/) is cached. Using the action extracts it and provides two entrypoints named `msys2` and `msys2do`.
 
 ## Usage
 
+```yaml
+  - uses: numworks/setup-msys2@v1
+  - shell: msys2 {0}
+    run: uname -a
+```
+
 ```yaml
   - uses: numworks/setup-msys2@v1
   - run: msys2do uname -a
@@ -35,8 +41,10 @@ Furthermore, the environment variable can be overriden. This is useful when mult
   - uses: numworks/setup-msys2@v1
     with:
       msystem: MSYS
-  - run: msys2do makepkg-mingw -sCLfc --noconfirm --noprogressbar
-  - run: msys2do pacman --noconfirm -U mingw-w64-*-any.pkg.tar.xz
+  - shell: msys2
+    run: |
+      makepkg-mingw -sCLfc --noconfirm --noprogressbar
+      pacman --noconfirm -U mingw-w64-*-any.pkg.tar.xz
   - run: |
       set MSYSTEM=MINGW64
       msys2do <command to test the package>
diff --git a/index.js b/index.js
index 697846c..b717923 100644
--- a/index.js
+++ b/index.js
@@ -27,12 +27,20 @@ async function run() {
 
     let cmd = path.join(dest, 'msys2do.cmd');
     fs.writeFileSync(cmd, [
-      'setlocal',
-      '@echo off',
-      'IF NOT DEFINED MSYS2_PATH_TYPE set MSYS2_PATH_TYPE=' + core.getInput('path-type'),
+      `setlocal`,
+      `@echo off`,
+      `IF NOT DEFINED MSYS2_PATH_TYPE set MSYS2_PATH_TYPE=` + core.getInput('path-type'),
       `%~dp0\\msys64\\usr\\bin\\bash.exe -ilc "cd $OLDPWD && %*"`
     ].join('\r\n'));
 
+    fs.writeFileSync(path.join(dest, 'msys2.cmd'), [
+      `setlocal`,
+      `@echo off`,
+      `set "args=%*"`,
+      `set "args=%args:\\=/%"`,
+      cmd + ` %args%`
+    ].join('\r\n'));
+
     core.addPath(dest);
 
     core.exportVariable('MSYSTEM', core.getInput('msystem'));