Issue #166: added disabled dependency validation

issues/issue_166/process-compose.yaml

@@ -0,0 +1,21 @@
+is_strict: true
+
+processes:
+  pc_log:
+    command: "tail -f -n100 process-compose-${USER}.log"
+    working_dir: "/tmp"
+  test:
+    command: |
+      echo "TOTO"
+      sleep 40
+    depends_on:
+      runtrial:
+        # condition: toto # this is accepted and doesn't trigger any error even though
+        condition: process_completed_successfully
+
+  # one shot task, hence why we disable it now
+  runtrial:
+    namespace: task
+    disabled: true
+    command:
+      echo "TRIAL DONE"

src/loader/loader.go

@@ -55,6 +55,7 @@ func Load(opts *LoaderOptions) (*types.Project, error) {
 		validateShellConfig,
 		validatePlatformCompatibility,
 		validateHealthDependencyHasHealthCheck,
+		validateDependencyIsEnabled,
 	)
 	admitProcesses(opts, mergedProject)
 	return mergedProject, err

src/loader/validators.go

@@ -137,3 +137,27 @@ func validateHealthDependencyHasHealthCheck(p *types.Project) error {
 	}
 	return nil
 }
+
+func validateDependencyIsEnabled(p *types.Project) error {
+	for procName, proc := range p.Processes {
+		for depName := range proc.DependsOn {
+			depProc, ok := p.Processes[depName]
+			if !ok {
+				errStr := fmt.Sprintf("dependency process '%s' in process '%s' is not defined", depName, procName)
+				if p.IsStrict {
+					return fmt.Errorf(errStr)
+				}
+				log.Error().Msg(errStr)
+				continue
+			}
+			if depProc.Disabled {
+				errStr := fmt.Sprintf("dependency process '%s' in process '%s' is disabled", depName, procName)
+				if p.IsStrict {
+					return fmt.Errorf(errStr)
+				}
+				log.Error().Msg(errStr)
+			}
+		}
+	}
+	return nil
+}