Expression function

Author: goranrad

.github/workflows/conditional.yml

@@ -0,0 +1,39 @@
+name: Expression Functions Demo
+
+on:
+  push:
+    branches:
+      - main
+  issues:
+    types: [opened, labeled]
+
+jobs:
+  expression-functions:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check if string contains substring
+        if: contains('Hello world', 'llo')
+        run: echo "The string contains the substring."
+      - name: Check if string starts with
+        if: startsWith('Hello world', 'He')
+        run: echo "The string starts with 'He'."
+      - name: Check if string ends with
+        if: endsWith('Hello world', 'ld')
+        run: echo "The string ends with 'ld'."
+      - name: Format and echo string
+        run: echo ${{ format('Hello {0} {1} {2}', 'Mona', 'the', 'Octocat') }}
+      - name: Join issue labels
+        if: github.event_name == 'issues'
+        run: echo "Issue labels: ${{ join(github.event.issue.labels.*.name, ', ') }}"
+      - name: Convert job context to JSON
+        run: echo "Job context in JSON: ${{ toJSON(github.job) }}"
+      - name: Parse JSON string
+        run: echo "Parsed JSON: ${{ fromJSON('{"hello":"world"}').hello }}"
+      - name: Hash files
+        run: echo "Hash of files: ${{ hashFiles('**/package-lock.json', '**/Gemfile.lock') }}
+      - name: The job has succeeded
+        if: ${{ success() }}
+        echo: The job has succeeded
+      - name: The job has failed
+        if: ${{ failure() }}
+        echo: The job has failed