WIP: conflict resolution

common/pr_conflict_resolution.go

@@ -0,0 +1,48 @@
+package common
+
+import (
+	"errors"
+	"strings"
+)
+
+var UnknownParser error = errors.New("Cannot parse path")
+
+type PRConflictResolver interface {
+	/*
+		stage_content -> { merge_base (stage1), head (stage2), merge_head (stage3) }
+	*/
+	Resolve(path string, stage_contents [3]string) error
+}
+
+var resolvers []PRConflictResolver = []PRConflictResolver{
+	&submodule_conflict_resolver{},
+}
+
+func ResolveMergeConflict(path string, file_contents [3]string) error {
+	for _, r := range resolvers {
+		if err := r.Resolve(path, file_contents); err != UnknownParser {
+			return err
+		}
+	}
+
+	return UnknownParser
+}
+
+type submodule_conflict_resolver struct{}
+
+func (*submodule_conflict_resolver) Resolve(path string, stage [3]string) error {
+	if path != ".gitmodules" {
+		return UnknownParser
+	}
+	return UnknownParser
+}
+
+type changes_file_resolver struct{}
+
+func (*changes_file_resolver) Resolve(path string, stage [3]string) error {
+	if !strings.HasSuffix(path, ".changes") {
+		return UnknownParser
+	}
+
+	return UnknownParser
+}

common/pr_conflict_resolution_test.go

@@ -0,0 +1,10 @@
+package common_test
+
+import "testing"
+
+func ResolveSubmoduleConflicts(t *testing.T) {
+}
+
+func ResolveChangesFileConflict(t *testing.T) {
+}
+