Fix ParseRawOn sequence problem (#119)

Fix https://gitea.com/gitea/act/actions/runs/277/jobs/0

Reviewed-on: https://gitea.com/gitea/act/pulls/119

Author: lunny

pkg/jobparser/model.go

@@ -269,56 +269,105 @@ func ParseRawOn(rawOn *yaml.Node) ([]*Event, error) {
 		}
 		return res, nil
 	case yaml.MappingNode:
-		events, triggers, err := parseMappingNode[interface{}](rawOn)
+		events, triggers, err := parseMappingNode[yaml.Node](rawOn)
 		if err != nil {
 			return nil, err
 		}
 		res := make([]*Event, 0, len(events))
 		for i, k := range events {
 			v := triggers[i]
-			if v == nil {
+			switch v.Kind {
+			case yaml.ScalarNode:
 				res = append(res, &Event{
 					Name: k,
 				})
-				continue
-			}
-			switch t := v.(type) {
-			case string:
-				res = append(res, &Event{
-					Name: k,
-				})
-			case []string:
-				res = append(res, &Event{
-					Name: k,
-				})
-			case map[string]interface{}:
-				acts := make(map[string][]string, len(t))
-				var inputs []WorkflowDispatchInput
-				for act, branches := range t {
-					switch b := branches.(type) {
-					case string:
-						acts[act] = []string{b}
-					case []string:
-						acts[act] = b
-					case []interface{}:
-						acts[act] = make([]string, len(b))
-						for i, v := range b {
+			case yaml.SequenceNode:
+				var t []interface{}
+				err := v.Decode(&t)
+				if err != nil {
+					return nil, err
+				}
+				schedules := make([]map[string]string, len(t))
+				if k == "schedule" {
+					for i, tt := range t {
+						vv, ok := tt.(map[string]interface{})
+						if !ok {
+							return nil, fmt.Errorf("unknown on type(schedule): %#v", v)
+						}
+						schedules[i] = make(map[string]string, len(vv))
+						for k, vvv := range vv {
 							var ok bool
-							if acts[act][i], ok = v.(string); !ok {
-								return nil, fmt.Errorf("unknown on type: %#v", branches)
+							if schedules[i][k], ok = vvv.(string); !ok {
+								return nil, fmt.Errorf("unknown on type(schedule): %#v", v)
 							}
 						}
-					case map[string]interface{}:
-						if k != "workflow_dispatch" && act != "inputs" {
-							return nil, fmt.Errorf("unknown on type: %#v", branches)
+					}
+				}
+
+				if len(schedules) == 0 {
+					schedules = nil
+				}
+				res = append(res, &Event{
+					Name:      k,
+					schedules: schedules,
+				})
+			case yaml.MappingNode:
+				acts := make(map[string][]string, len(v.Content)/2)
+				var inputs []WorkflowDispatchInput
+				expectedKey := true
+				var act string
+				for _, content := range v.Content {
+					if expectedKey {
+						if content.Kind != yaml.ScalarNode {
+							return nil, fmt.Errorf("key type not string: %#v", content)
 						}
-						inputs, err = parseWorkflowDispatchInputs(b)
+						act = ""
+						err := content.Decode(&act)
 						if err != nil {
 							return nil, err
 						}
-					default:
-						return nil, fmt.Errorf("unknown on type: %#v", branches)
+					} else {
+						switch content.Kind {
+						case yaml.SequenceNode:
+							var t []string
+							err := content.Decode(&t)
+							if err != nil {
+								return nil, err
+							}
+							acts[act] = t
+						case yaml.MappingNode:
+							if k != "workflow_dispatch" || act != "inputs" {
+								return nil, fmt.Errorf("map should only for workflow_dispatch but %s: %#v", act, content)
+							}
+
+							var key string
+							for i, vv := range content.Content {
+								if i%2 == 0 {
+									if vv.Kind != yaml.ScalarNode {
+										return nil, fmt.Errorf("key type not string: %#v", vv)
+									}
+									key = ""
+									if err := vv.Decode(&key); err != nil {
+										return nil, err
+									}
+								} else {
+									if vv.Kind != yaml.MappingNode {
+										return nil, fmt.Errorf("key type not map(%s): %#v", key, vv)
+									}
+
+									input := WorkflowDispatchInput{}
+									if err := vv.Decode(&input); err != nil {
+										return nil, err
+									}
+									input.Name = key
+									inputs = append(inputs, input)
+								}
+							}
+						default:
+							return nil, fmt.Errorf("unknown on type: %#v", content)
+						}
 					}
+					expectedKey = !expectedKey
 				}
 				if len(inputs) == 0 {
 					inputs = nil
@@ -331,33 +380,8 @@ func ParseRawOn(rawOn *yaml.Node) ([]*Event, error) {
 					acts:   acts,
 					inputs: inputs,
 				})
-			case []interface{}:
-				if k != "schedule" {
-					return nil, fmt.Errorf("unknown on type: %#v", v)
-				}
-				schedules := make([]map[string]string, len(t))
-				for i, tt := range t {
-					vv, ok := tt.(map[string]interface{})
-					if !ok {
-						return nil, fmt.Errorf("unknown on type: %#v", v)
-					}
-					schedules[i] = make(map[string]string, len(vv))
-					for k, vvv := range vv {
-						var ok bool
-						if schedules[i][k], ok = vvv.(string); !ok {
-							return nil, fmt.Errorf("unknown on type: %#v", v)
-						}
-					}
-				}
-				if len(schedules) == 0 {
-					schedules = nil
-				}
-				res = append(res, &Event{
-					Name:      k,
-					schedules: schedules,
-				})
 			default:
-				return nil, fmt.Errorf("unknown on type: %#v", v)
+				return nil, fmt.Errorf("unknown on type: %v", v.Kind)
 			}
 		}
 		return res, nil