Merge pull request #287 from apple/impl-import

Import _RegexParser as implementation only

Author: rxwei

Sources/_StringProcessing/ByteCodeGen.swift

@@ -1,4 +1,4 @@
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 extension Compiler {
   struct ByteCodeGen {

Sources/_StringProcessing/Capture.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 /// A structured capture
 struct StructuredCapture {

Sources/_StringProcessing/Compiler.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 class Compiler {
   let tree: DSLTree

Sources/_StringProcessing/ConsumerInterface.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 extension DSLTree.Node {
   /// Attempt to generate a consumer from this AST node

Sources/_StringProcessing/Engine/MEBuilder.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser // For errors
+@_implementationOnly import _RegexParser // For errors
 
 extension MEProgram where Input.Element: Hashable {
   struct Builder {

Sources/_StringProcessing/Engine/MECapture.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 /*
 

Sources/_StringProcessing/Engine/MEProgram.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 struct MEProgram<Input: Collection> where Input.Element: Equatable {
   typealias ConsumeFunction = (Input, Range<Input.Index>) -> Input.Index?

Sources/_StringProcessing/Engine/Registers.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 struct SentinelValue: Hashable, CustomStringConvertible {
   var description: String { "<value sentinel>" }

Sources/_StringProcessing/Engine/Structuralize.swift

@@ -1,4 +1,4 @@
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 extension CaptureStructure {
   var optionalCount: Int {

Sources/_StringProcessing/Executor.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 struct Executor {
   // TODO: consider let, for now lets us toggle tracing

Sources/_StringProcessing/MatchingOptions.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 /// A type that represents the current state of regex matching options, with
 /// stack-based scoping.

Sources/_StringProcessing/PrintAsPattern.swift

@@ -9,14 +9,15 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 // TODO: Add an expansion level, both from top to bottom.
 //       After `printAsCanonical` is fleshed out, these two
 //       printers can call each other. This would enable
 //       incremental conversion, such that leaves remain
 //       as canonical regex literals.
 
+@_spi(PatternConverter)
 extension AST {
   /// Render as a Pattern DSL
   @_spi(PatternConverter)

Sources/_StringProcessing/Regex/ASTConversion.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 extension AST {
   var dslTree: DSLTree {

Sources/_StringProcessing/Regex/AnyRegexOutput.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 @available(SwiftStdlib 5.7, *)
 extension Regex where Output == AnyRegexOutput {

Sources/_StringProcessing/Regex/Core.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 
 /// A type that represents a regular expression.

Sources/_StringProcessing/Regex/DSLTree.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 @_spi(RegexBuilder)
 public struct DSLTree {

Sources/_StringProcessing/Regex/Options.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 @available(SwiftStdlib 5.7, *)
 extension RegexComponent {

Sources/_StringProcessing/Utility/ASTBuilder.swift

@@ -25,7 +25,7 @@ AST.
 
 */
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 func alt(_ asts: [AST.Node]) -> AST.Node {
   return .alternation(

Sources/_StringProcessing/_CharacterClassModel.swift

@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-import _RegexParser
+@_implementationOnly import _RegexParser
 
 // NOTE: This is a model type. We want to be able to get one from
 // an AST, but this isn't a natural thing to produce in the context