OnMatch: &matcher.Matcher_OnMatch_Matcher{
			Matcher: match,
		},
	}
}

// BuildMatcher cleans the entire match tree to avoid empty maps and returns a viable top-level matcher.
// Note: this mutates the internal mappers/matchers that make up the tree.
func (m Mapper) BuildMatcher() *matcher.Matcher {
	root := m
	for len(root.Map) == 0 {

				want := NewDestinationPort()
				want.Map["15001"] = ToChain("chain")
				return want.Matcher
			},
		},
	}

	for _, tt := range tc {
		t.Run(tt.name, func(t *testing.T) {
			got := tt.given().BuildMatcher()
			haveJSON, _ := protomarshal.ToJSONWithIndent(got, "  ")
			wantJSON, _ := protomarshal.ToJSONWithIndent(tt.want(), "  ")

			if diff := cmp.Diff(haveJSON, wantJSON, cmp.AllowUnexported()); diff != "" {