Geodata: Reduce memory usage again (#5975)

https://github.com/XTLS/Xray-core/pull/5975#issuecomment-4274779560

common/geodata/strmatcher/strmatcher.go

@@ -15,7 +15,7 @@ const (
 )
 
 // Matcher is the interface to determine a string matches a pattern.
-//   - This is a basic matcher to represent a certain kind of match semantic(full, substr, domain or regex).
+//   - This is a basic matcher to represent a certain kind of match semantic (full, substr, domain or regex).
 type Matcher interface {
 	// Type returns the matcher's type.
 	Type() Type
@@ -101,3 +101,21 @@ type ValueMatcher interface {
 	// MatchAny returns true as soon as one matching matcher is found.
 	MatchAny(input string) bool
 }
+
+// MatcherSet is an advanced type of matcher to accept a bunch of basic Matchers (of certain type, not all matcher types).
+// For example:
+//   - FullMatcherSet accepts FullMatcher and uses a hash table to facilitate lookup.
+//   - DomainMatcherSet accepts DomainMatcher and uses a trie to optimize both memory consumption and lookup speed.
+type MatcherSet interface {
+	// MatchAny returns true as soon as one matching matcher is found.
+	MatchAny(input string) bool
+}
+
+// AnyMatcher is a lightweight matcher for callers that only need existence checks.
+type AnyMatcher interface {
+	// Add adds a new Matcher to AnyMatcher.
+	Add(matcher Matcher)
+
+	// MatchAny returns true as soon as one matching matcher is found.
+	MatchAny(input string) bool
+}