Merge pull request #47 from 1024jp/feature/publicIncrementalParsing

Make incremental parsing APIs public (applyEdit, parse with affected set)

Author: mattmassicotte

Sources/SwiftTreeSitterLayer/LanguageLayer.swift

@@ -142,7 +142,7 @@ extension LanguageLayer {
 }
 
 extension LanguageLayer {
-	private func applyEdit(_ edit: InputEdit) {
+	public func applyEdit(_ edit: InputEdit) {
 		state.applyEdit(edit)
 
 		// and now update the included ranges
@@ -173,8 +173,8 @@ extension LanguageLayer {
 		return invalidations
 	}
 
-	private func parse(with content: Content, affecting affectedSet: IndexSet, resolveSublayers resolve: Bool) -> IndexSet {
-		// afer this completes, affectedSet is valid again
+	public func parse(with content: Content, affecting affectedSet: IndexSet, resolveSublayers resolve: Bool) -> IndexSet {
+		// after this completes, affectedSet is valid again
 		var set = parse(with: content)
 
 		set.formUnion(affectedSet)