{actions,workflows}: fail on unset environment variables

The $env:NAME syntax fails to produce an error if $NAME is not defined,
regardless of Set-StrictMode/Set-PSDebug.

Also, while I'm at it, clean up the actions/workflows code a little bit.

1 files changed, 8 insertions, 8 deletions

diff --git a/.github/actions/run-example-boost/action.yml b/.github/actions/run-example-boost/action.yml
index c2933f1..f1fa81c 100644
--- a/.github/actions/run-example-boost/action.yml
+++ b/.github/actions/run-example-boost/action.yml
@@ -1,18 +1,18 @@
 name: Run examples/boost
 description: Run examples/boost
 inputs:
-  path:
+  install_dir:
     description: Installation directory
     required: true
 runs:
   using: composite
   steps:
     - env:
-        ARG_PATH: ${{ inputs.path }}
+        ARG_INSTALL_DIR: ${{ inputs.install_dir }}
       run: |
-        $path = $env:ARG_PATH
+        $install_dir = (Get-ChildItem env:ARG_INSTALL_DIR).Value
 
-        if ($env:CI_HOST_LINUX -and -not $env:CI_TARGET_LINUX) {
+        if ((Get-ChildItem env:CI_HOST_LINUX).Value -and !(Get-ChildItem env:CI_TARGET_LINUX).Value) {
             echo 'Not going to do that on Linux/MinGW'
             exit
         }
@@ -20,15 +20,15 @@ runs:
         $relative_test = 'test.txt'
         $absolute_test = Join-Path (Get-Location).Path 'test.txt'
 
-        $exe_path = (Join-Path $path 'bin' 'foo')
-        $exe_path += $env:CI_EXE_EXT
+        $name = 'foo' + (Get-ChildItem env:CI_EXE_EXT).Value
+        $path = Join-Path $install_dir 'bin' $name
 
-        $actual = & $exe_path $relative_test
+        $actual = & $path $relative_test
 
         echo 'Actual output:'
         echo $actual
 
-        $expected = $exe_path,$absolute_test
+        $expected = $path,$absolute_test
         echo 'Expected output:'
         echo $expected