Skip NODE_OPTIONS and output in step output

.github/workflows/ci.yml

@@ -0,0 +1,18 @@
+name: CI
+
+on: push
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+    - name: Set Environment
+      id: source-env
+      uses: ./
+      with:
+        env-file: tests/.env
+    - name: Test GITHUB_OPTIONS is output
+      if: ${{ !steps.source-env.outputs.node_options }}
+      run: exit 1

README.md

@@ -35,6 +35,19 @@ with:
   env-file: .env
 ```
 
+## Usage with `NODE_OPTIONS`
+
+Unfortunately, `NODE_OPTIONS` cannot be set in this action due to GitHub [security settings](https://github.com/c-py/action-dotenv-to-setenv/issues/9). To work around this `NODE_OPTIONS` is automatically output under `node_options`.
+
+```
+  - uses: c-py/action-dotenv-to-setenv@v2
+    id: source-env
+    with:
+      env-file: .env
+  - run: echo ${{ steps.source-env.outputs.node_options }} 
+```
+
+
 ## Tests
 
 ```
@@ -45,21 +58,27 @@ TEST_DOTENV_OVERRIDES_DEFAULT=unexpected
 TEST_UNQUOTED=unexpected
 TEST_UNQUOTED=a=1 b=2 c=3
 TEST_SINGLE_QUOTED=1 2 3 4
+TEST_SINGLE_QUOTE_NO_INTERPOLATE=${TEST}
 TEST_DOUBLE_QUOTED=1 2 3 4
 TEST_INTERPOLATION=a=1 b=2 c=3 d=4
 TEST_EXISTING=new-value
 TEST_DOTENV_OVERRIDES_DEFAULT=expected
+TEST_SPECIAL_CHARACTER=special(character
 TEST_NO_NEWLINE=still there
 
 Testing blank line parsing: ok
 Testing unquoted: ok
 Testing single quoted: ok
+Testing single-quoted variables arent interpolated: ok
 Testing double quoted: ok
 Testing interpolation: ok
 Testing overwrite of existing variables: ok
 Testing parsing of last line: ok
 Test loading variables from default.env file: ok
 Test .env variables override variables from default.env file: ok
+Testing special characters: ok
 Test error message from missing .env file: ok
+Test NODE_OPTIONS skipped: ok
+Test NODE_OPTIONS set in output: ok
 $
 ```

dotenv.sh

@@ -46,6 +46,10 @@ is_blank() {
 	return 1
 }
 
+is_node_options() {
+   [[ "$1" == "NODE_OPTIONS" ]]
+}
+
 export_envs() {
 	while IFS='=' read -r key temp || [ -n "$key" ]; do
 		if is_comment "$key"; then
@@ -65,6 +69,12 @@ export_envs() {
 		# shellcheck disable=SC2086
 		value=$(eval echo ${temp});
 
+                # If this is node options output it to GITHUB_OUTPUT
+                if is_node_options "$key"; then
+                        echo "node_options=$value" >> $GITHUB_OUTPUT
+                        continue
+                fi
+
 		eval export "$key='$value'";
 		echo "$key=$value" >> $GITHUB_ENV;
 	done < $1

tests/.env

@@ -21,4 +21,7 @@ TEST_DOTENV_OVERRIDES_DEFAULT="expected"
 TEST_SPECIAL_CHARACTER=special(character
 
 # Test that the last variable is parsed despite no trailing new line
-TEST_NO_NEWLINE="still there"
+TEST_NO_NEWLINE="still there"
+
+# Test node options are skipped https://github.com/c-py/action-dotenv-to-setenv/issues/9
+NODE_OPTIONS="--max-old-space-size=2048"

tests/dotenv-test.sh

@@ -4,6 +4,7 @@ main() {
     cd "$( dirname "${BASH_SOURCE[0]}" )" || exit 1
 
     export GITHUB_ENV=$(mktemp)
+    export GITHUB_OUTPUT=$(mktemp)
     # shellcheck disable=SC1091
     export TEST_EXISTING="expected"
     export DOTENV_DEFAULT="default.env"
@@ -29,6 +30,9 @@ main() {
 
     TEST_NO_ENVFILE=`DOTENV_FILE=nonexistent.env ../dotenv.sh 2>&1` # Close stdout for this test
     assert_equal "$TEST_NO_ENVFILE" "nonexistent.env file not found" 'Test error message from missing .env file'
+
+    assert_equal "$NODE_OPTIONS" "" "Test NODE_OPTIONS skipped"
+    assert_equal "$(cat $GITHUB_OUTPUT)" "node_options=--max-old-space-size=2048" "Test NODE_OPTIONS set in output"
 
     rm "$GITHUB_ENV"
 }