fix

.github/workflows/test.yml

@@ -16,14 +16,22 @@ jobs:
         run: bash -c 'shopt -s globstar nullglob; shellcheck **/*.sh'
   process:
     name: Process PlantUML diagram
+    needs: [shellcheck]
     runs-on: ubuntu-latest
+    env:
+        MODULE: "tests"
+        OUTPUT_DIR: "diagrams"
     steps:
       - name: Check out repository
         uses: actions/checkout@v3
       - name: Build & render diagram
         uses: ./
         with:
-          args: "diagrams tests tests latest"
+          puml_version: "latest"
+          py2puml_version: "latest"
+          path: "tests"
+          module: ${{ env.MODULE }}
+          output_dir: ${{ env.OUTPUT_DIR }}
       - name: Display diagram
         run: |
-          cat diagrams/tests.png
+          cat ${{ env.OUTPUT_DIR }}/${{ env.MODULE }}.png

Dockerfile

@@ -1,5 +1,6 @@
 FROM alpine:3.11
 
+# Install plantuml dependencies as well as python
 RUN apk add --no-cache openjdk11-jre graphviz ttf-droid ttf-droid-nonlatin python3
 COPY entrypoint.sh /entrypoint.sh
 ENTRYPOINT ["/entrypoint.sh"]

action.yml

@@ -3,7 +3,8 @@ description: GitHub Action for drawing UML diagrams with PlantUML
 inputs:
   puml_version:
     description: PlantUML software version
-    required: false
+    default: "latest"
+    required: true
   py2puml_version:
     description: py2puml python package version
     default: "latest"
@@ -21,6 +22,12 @@ inputs:
 runs:
   using: docker
   image: Dockerfile
+  args:
+    - ${{ inputs.puml_version }}
+    - ${{ inputs.py2puml_version }}
+    - ${{ inputs.path }}
+    - ${{ inputs.module }}
+    - ${{ inputs.output_dir }}
 branding:
   color: green
   icon: code

entrypoint.sh

@@ -1,21 +1,23 @@
 #!/bin/sh -l
 
-INPUT_OUTPUT_DIR="${1}"
-INPUT_PATH="${2}"
-INPUT_MODULE="${3}"
-INPUT_PY2PUML_VERSION="${4}"
+INPUT_PUML_VERSION="${1}"
+INPUT_PY2PUML_VERSION="${2}"
+INPUT_PATH="${3}"
+INPUT_MODULE="${4}"
+INPUT_OUTPUT_DIR="${5}"
 
 
 if [ "$INPUT_PY2PUML_VERSION" = "latest" ]; then
-	pip install py2puml
+	pip install py2puml --upgrade
 else
 	pip install py2puml=="${INPUT_PY2PUML_VERSION}"
 fi
 
 mkdir -p "${INPUT_OUTPUT_DIR}"
 py2puml "${INPUT_PATH}" "${INPUT_MODULE}" > "${INPUT_OUTPUT_DIR}"/"${INPUT_MODULE}".puml
 
-if [ -z "$INPUT_VERSION" ]; then
+
+if [ "$INPUT_PUML_VERSION" = "latest" ]; then
 	wget -O /tmp/plantuml.jar "http://sourceforge.net/projects/plantuml/files/plantuml.jar/download"
 else
 	wget -O /tmp/plantuml.jar "http://sourceforge.net/projects/plantuml/files/plantuml.${INPUT_PUML_VERSION}.jar/download"