feat: First implement

commit_filter.go

@@ -0,0 +1,48 @@
+package chglog
+
+func commitFilter(commits []*Commit, filters map[string][]string) []*Commit {
+	res := []*Commit{}
+
+	for _, commit := range commits {
+		include := false
+
+		if len(filters) == 0 {
+			include = true
+		}
+
+		for key, values := range filters {
+			prop, ok := dotGet(commit, key)
+			if !ok {
+				include = false
+				break
+			}
+
+			str, ok := prop.(string)
+			if !ok {
+				include = false
+				break
+			}
+
+			exist := false
+
+			for _, val := range values {
+				if str == val {
+					exist = true
+				}
+			}
+
+			if !exist {
+				include = false
+				break
+			}
+
+			include = true
+		}
+
+		if include {
+			res = append(res, commit)
+		}
+	}
+
+	return res
+}