Linter `0.1.21`

lib/src/rules/only_throw_error.dart

Index: lib/src/rules/only_throw_error.dart
diff --git a/lib/src/rules/only_throw_error.dart b/lib/src/rules/only_throw_error.dart
deleted file mode 100644
index 6b8c532db87a70b6db200ce4ad1e71995a396a1d..0000000000000000000000000000000000000000
--- a/lib/src/rules/only_throw_error.dart
+++ /dev/null
@@ -1,84 +0,0 @@
-// Copyright (c) 2016, 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 linter.src.rules.only_throw_error;
-
-import 'dart:collection';
-import 'package:analyzer/dart/ast/ast.dart';
-import 'package:analyzer/dart/ast/visitor.dart';
-import 'package:analyzer/dart/element/type.dart';
-import 'package:linter/src/linter.dart';
-import 'package:linter/src/util/dart_type_utilities.dart';
-
-const _desc = r'Only throw instaces of classes extending either Exception or Error';
-
-const _details = r'''
-
-**DO** throw only instances of classes that extend dart.core.Error or
-dart.core.Exception.
-
-**BAD:**
-```
-void throwString() {
-  throw 'hello world!'; // LINT
-}
-```
-
-**GOOD:**
-```
-void throwArgumentError() {
-  Error error = new ArgumentError('oh!');
-  throw error; // OK
-}
-```
-''';
-
-class OnlyThrowError extends LintRule {
-  _Visitor _visitor;
-
-  OnlyThrowError() : super(
-      name: 'only_throw_error',
-      description: _desc,
-      details: _details,
-      group: Group.style,
-      maturity: Maturity.experimental) {
-    _visitor = new _Visitor(this);
-  }
-
-  @override
-  AstVisitor getVisitor() => _visitor;
-}
-
-class _Visitor extends SimpleAstVisitor {
-  final LintRule rule;
-
-  _Visitor(this.rule);
-
-  @override
-  void visitThrowExpression(ThrowExpression node) {
-    if (node.expression is Literal) {
-      rule.reportLint(node);
-      return;
-    }
-
-    if (!_isThrowable(node.expression.bestType)) {
-      rule.reportLint(node);
-    }
-  }
-}
-
-const _library = 'dart.core';
-const _errorClassName = 'Error';
-const _exceptionClassName = 'Exception';
-final LinkedHashSet<InterfaceTypeDefinition> _interfaceDefinitions =
-new LinkedHashSet<InterfaceTypeDefinition>.from([
-  new InterfaceTypeDefinition(_exceptionClassName, _library),
-  new InterfaceTypeDefinition(_errorClassName, _library)
-]);
-
-bool _isThrowable(DartType type) {
-  return type.isDynamic ||
-      DartTypeUtilities.implementsAnyInterface(type, _interfaceDefinitions);
-}