Delete support for source mirrors

pkg/compiler/lib/src/mirrors/source_mirrors.dart

-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-library mirrors;
-
-import 'dart:mirrors';
-import 'dart:mirrors' as api show SourceLocation;
-export 'dart:mirrors';
-
-abstract class DeclarationSourceMirror implements DeclarationMirror {
-  /// Returns `true` if the name of this declaration is generated by the
-  /// provider of the mirror system.
-  bool get isNameSynthetic;
-
-  /**
-   * Looks up [name] in the scope of this declaration.
-   *
-   * [name] may be either a single identifier, like 'foo', or of the
-   * a prefixed identifier, like 'foo.bar', where 'foo' must be a prefix.
-   * For methods and constructors, the scope includes the parameters. For
-   * classes and typedefs, the scope includes the type variables.
-   * For classes and class members, the scope includes inherited members.
-   *
-   * See also:
-   *
-   * * [Lexical Scope](https://www.dartlang.org/docs/dart-up-and-running/contents/ch02.html#ch02-lexical-scope)
-   *   in Dart Up and Running.
-   * * [Lexical Scoping](http://www.dartlang.org/docs/spec/latest/dart-language-specification.html#h.jb82efuudrc5)
-   *   in the Dart Specification.
-   */
-  DeclarationMirror lookupInScope(String name);
-}
-
-/**
- * Specialized [InstanceMirror] used for reflection on constant lists.
- */
-abstract class ListInstanceMirror implements InstanceMirror {
-  /**
-   * Returns an instance mirror of the value at [index] or throws a [RangeError]
-   * if the [index] is out of bounds.
-   */
-  InstanceMirror getElement(int index);
-
-  /**
-   * The number of elements in the list.
-   */
-  int get length;
-}
-
-/**
- * Specialized [InstanceMirror] used for reflection on constant maps.
- */
-abstract class MapInstanceMirror implements InstanceMirror {
-  /**
-   * Returns a collection containing all the keys in the map.
-   */
-  Iterable<String> get keys;
-
-  /**
-   * Returns an instance mirror of the value for the given key or
-   * null if key is not in the map.
-   */
-  InstanceMirror getValue(String key);
-
-  /**
-   * The number of {key, value} pairs in the map.
-   */
-  int get length;
-}
-
-/**
- * Specialized [InstanceMirror] used for reflection on type constants.
- */
-abstract class TypeInstanceMirror implements InstanceMirror {
-  /**
-   * Returns the type mirror for the type represented by the reflected type
-   * constant.
-   */
-  TypeMirror get representedType;
-}
-
-/**
- * Specialized [InstanceMirror] used for reflection on comments as metadata.
- */
-abstract class CommentInstanceMirror implements InstanceMirror {
-  /**
-   * The comment text as written in the source text.
-   */
-  String get text;
-
-  /**
-   * The comment text without the start, end, and padding text.
-   *
-   * For example, if [text] is [: /** Comment text. */ :] then the [trimmedText]
-   * is [: Comment text. :].
-   */
-  String get trimmedText;
-
-  /**
-   * Is [:true:] if this comment is a documentation comment.
-   *
-   * That is, that the comment is either enclosed in [: /** ... */ :] or starts
-   * with [: /// :].
-   */
-  bool get isDocComment;
-}
-
-/**
- * A library.
- */
-abstract class LibrarySourceMirror
-    implements DeclarationSourceMirror, LibraryMirror {
-  /**
-   * Returns a list of the imports and exports in this library;
-   */
-  List<LibraryDependencyMirror> get libraryDependencies;
-}
-
-/// A mirror on an import or export declaration.
-abstract class LibraryDependencySourceMirror extends Mirror
-    implements LibraryDependencyMirror {
-  /// Is `true` if this dependency is an import.
-  bool get isImport;
-
-  /// Is `true` if this dependency is an export.
-  bool get isExport;
-
-  /// Returns the library mirror of the library that imports or exports the
-  /// [targetLibrary].
-  LibraryMirror get sourceLibrary;
-
-  /// Returns the library mirror of the library that is imported or exported.
-  LibraryMirror get targetLibrary;
-
-  /// Returns the prefix if this is a prefixed import and `null` otherwise.
-  /*String*/ get prefix;
-
-  /// Returns the list of show/hide combinators on the import/export
-  /// declaration.
-  List<CombinatorMirror> get combinators;
-
-  /// Returns the source location for this import/export declaration.
-  SourceLocation get location;
-
-  /// Returns a future that completes when the library is loaded and initates a
-  /// load if one has not already happened.
-  /*Future<LibraryMirror>*/ loadLibrary();
-}
-
-/// A mirror on a show/hide combinator declared on a library dependency.
-abstract class CombinatorSourceMirror extends Mirror
-    implements CombinatorMirror {
-  /// The list of identifiers on the combinator.
-  List/*<String>*/ get identifiers;
-
-  /// Is `true` if this is a 'show' combinator.
-  bool get isShow;
-
-  /// Is `true` if this is a 'hide' combinator.
-  bool get isHide;
-}
-
-/**
- * Common interface for classes, interfaces, typedefs and type variables.
- */
-abstract class TypeSourceMirror implements DeclarationSourceMirror, TypeMirror {
-  /// Returns `true` is this is a mirror on the void type.
-  bool get isVoid;
-
-  /// Returns `true` is this is a mirror on the dynamic type.
-  bool get isDynamic;
-
-  /// Create a type mirror on the instantiation of the declaration of this type
-  /// with [typeArguments] as type arguments.
-  TypeMirror createInstantiation(List<TypeMirror> typeArguments);
-}
-
-/**
- * A class or interface type.
- */
-abstract class ClassSourceMirror implements TypeSourceMirror, ClassMirror {
-  /**
-   * Is [:true:] if this class is declared abstract.
-   */
-  bool get isAbstract;
-}
-
-/**
- * A formal parameter.
- */
-abstract class ParameterSourceMirror implements ParameterMirror {
-  /**
-   * Returns [:true:] iff this parameter is an initializing formal of a
-   * constructor. That is, if it is of the form [:this.x:] where [:x:] is a
-   * field.
-   */
-  bool get isInitializingFormal;
-
-  /**
-   * Returns the initialized field, if this parameter is an initializing formal.
-   */
-  VariableMirror get initializedField;
-}
-
-/**
- * A [SourceLocation] describes the span of an entity in Dart source code.
- * A [SourceLocation] with a non-zero [length] should be the minimum span that
- * encloses the declaration of the mirrored entity.
- */
-abstract class SourceLocation implements api.SourceLocation {
-  /**
-   * The 1-based line number for this source location.
-   *
-   * A value of 0 means that the line number is unknown.
-   */
-  int get line;
-
-  /**
-   * The 1-based column number for this source location.
-   *
-   * A value of 0 means that the column number is unknown.
-   */
-  int get column;
-
-  /**
-   * The 0-based character offset into the [sourceText] where this source
-   * location begins.
-   *
-   * A value of -1 means that the offset is unknown.
-   */
-  int get offset;
-
-  /**
-   * The number of characters in this source location.
-   *
-   * A value of 0 means that the [offset] is approximate.
-   */
-  int get length;
-
-  /**
-   * The text of the location span.
-   */
-  String get text;
-
-  /**
-   * Returns the URI where the source originated.
-   */
-  Uri get sourceUri;
-
-  /**
-   * Returns the text of this source.
-   */
-  String get sourceText;
-}