001 /*
002 * Copyright 2010-2015 JetBrains s.r.o.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017 package org.jetbrains.kotlin.diagnostics;
018
019 import com.google.common.collect.ImmutableSet;
020 import com.intellij.openapi.util.TextRange;
021 import com.intellij.psi.PsiElement;
022 import com.intellij.psi.impl.source.tree.LeafPsiElement;
023 import org.jetbrains.annotations.NotNull;
024 import org.jetbrains.kotlin.descriptors.*;
025 import org.jetbrains.kotlin.lexer.JetKeywordToken;
026 import org.jetbrains.kotlin.lexer.JetModifierKeywordToken;
027 import org.jetbrains.kotlin.lexer.JetTokens;
028 import org.jetbrains.kotlin.name.Name;
029 import org.jetbrains.kotlin.psi.*;
030 import org.jetbrains.kotlin.resolve.calls.inference.InferenceErrorData;
031 import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall;
032 import org.jetbrains.kotlin.resolve.varianceChecker.VarianceChecker.VarianceConflictDiagnosticData;
033 import org.jetbrains.kotlin.types.JetType;
034
035 import java.lang.reflect.Field;
036 import java.lang.reflect.Modifier;
037 import java.util.Collection;
038 import java.util.List;
039
040 import static org.jetbrains.kotlin.diagnostics.PositioningStrategies.*;
041 import static org.jetbrains.kotlin.diagnostics.Severity.ERROR;
042 import static org.jetbrains.kotlin.diagnostics.Severity.WARNING;
043
044 /**
045 * For error messages, see DefaultErrorMessages and IdeErrorMessages.
046 */
047 public interface Errors {
048
049 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
050
051 // Meta-errors: unsupported features, failure
052
053 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
054
055 DiagnosticFactory1<PsiElement, String> UNSUPPORTED = DiagnosticFactory1.create(ERROR);
056
057 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
058
059 // Generic errors/warnings: applicable in many contexts
060
061 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
062
063 DiagnosticFactory1<PsiElement, String> REDECLARATION = DiagnosticFactory1.create(ERROR, FOR_REDECLARATION);
064
065 DiagnosticFactory1<JetReferenceExpression, JetReferenceExpression> UNRESOLVED_REFERENCE =
066 DiagnosticFactory1.create(ERROR, FOR_UNRESOLVED_REFERENCE);
067
068 //Elements with "INVISIBLE_REFERENCE" error are marked as unresolved, unlike elements with "INVISIBLE_MEMBER" error
069 //"INVISIBLE_REFERENCE" is used for invisible classes references and references in import
070 DiagnosticFactory3<JetSimpleNameExpression, DeclarationDescriptor, Visibility, DeclarationDescriptor> INVISIBLE_REFERENCE =
071 DiagnosticFactory3.create(ERROR);
072 DiagnosticFactory3<PsiElement, DeclarationDescriptor, Visibility, DeclarationDescriptor> INVISIBLE_MEMBER = DiagnosticFactory3.create(ERROR, CALL_ELEMENT);
073
074 DiagnosticFactory1<JetElement, Collection<ClassDescriptor>> PLATFORM_CLASS_MAPPED_TO_KOTLIN = DiagnosticFactory1.create(WARNING);
075
076 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
077
078 // Errors/warnings in types
079 // Note: class/trait declaration is NOT a type. A type is something that may be written on the right-hand side of ":"
080
081 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
082
083 DiagnosticFactory0<JetTypeProjection> PROJECTION_ON_NON_CLASS_TYPE_ARGUMENT = DiagnosticFactory0.create(ERROR, VARIANCE_IN_PROJECTION);
084 DiagnosticFactory2<JetTypeReference, JetType, JetType> UPPER_BOUND_VIOLATED = DiagnosticFactory2.create(ERROR);
085 DiagnosticFactory0<JetNullableType> REDUNDANT_NULLABLE = DiagnosticFactory0.create(WARNING, NULLABLE_TYPE);
086 DiagnosticFactory1<JetNullableType, JetType> BASE_WITH_NULLABLE_UPPER_BOUND = DiagnosticFactory1.create(WARNING, NULLABLE_TYPE);
087 DiagnosticFactory1<JetElement, Integer> WRONG_NUMBER_OF_TYPE_ARGUMENTS = DiagnosticFactory1.create(ERROR);
088 DiagnosticFactory2<JetTypeReference, Integer, String> NO_TYPE_ARGUMENTS_ON_RHS = DiagnosticFactory2.create(ERROR);
089 DiagnosticFactory1<JetTypeProjection, ClassifierDescriptor> CONFLICTING_PROJECTION = DiagnosticFactory1.create(ERROR, VARIANCE_IN_PROJECTION);
090 DiagnosticFactory1<JetTypeProjection, ClassifierDescriptor> REDUNDANT_PROJECTION = DiagnosticFactory1.create(WARNING, VARIANCE_IN_PROJECTION);
091 DiagnosticFactory1<PsiElement, VarianceConflictDiagnosticData> TYPE_VARIANCE_CONFLICT =
092 DiagnosticFactory1.create(ERROR, DECLARATION_SIGNATURE_OR_DEFAULT);
093
094 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
095
096 // Errors in declarations
097
098 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
099
100 // Imports
101
102 DiagnosticFactory1<JetSimpleNameExpression, DeclarationDescriptor> CANNOT_IMPORT_FROM_ELEMENT = DiagnosticFactory1.create(ERROR);
103 DiagnosticFactory1<JetSimpleNameExpression, DeclarationDescriptor> CANNOT_BE_IMPORTED = DiagnosticFactory1.create(ERROR);
104
105 DiagnosticFactory1<JetExpression, String> CONFLICTING_IMPORT = DiagnosticFactory1.create(ERROR);
106
107 // Modifiers
108
109 DiagnosticFactory1<PsiElement, Collection<JetModifierKeywordToken>> INCOMPATIBLE_MODIFIERS = DiagnosticFactory1.create(ERROR);
110 DiagnosticFactory1<PsiElement, JetModifierKeywordToken> ILLEGAL_MODIFIER = DiagnosticFactory1.create(ERROR);
111 DiagnosticFactory1<PsiElement, JetModifierKeywordToken> REPEATED_MODIFIER = DiagnosticFactory1.create(ERROR);
112 DiagnosticFactory2<PsiElement, JetModifierKeywordToken, JetModifierKeywordToken> REDUNDANT_MODIFIER = DiagnosticFactory2.create(WARNING);
113 DiagnosticFactory0<PsiElement> INAPPLICABLE_ANNOTATION = DiagnosticFactory0.create(ERROR);
114
115 // Annotations
116
117 DiagnosticFactory0<JetDelegationSpecifierList> SUPERTYPES_FOR_ANNOTATION_CLASS = DiagnosticFactory0.create(ERROR);
118 DiagnosticFactory0<JetParameter> MISSING_VAL_ON_ANNOTATION_PARAMETER = DiagnosticFactory0.create(ERROR);
119 DiagnosticFactory0<JetCallExpression> ANNOTATION_CLASS_CONSTRUCTOR_CALL = DiagnosticFactory0.create(ERROR);
120 DiagnosticFactory1<JetAnnotationEntry, DeclarationDescriptor> NOT_AN_ANNOTATION_CLASS = DiagnosticFactory1.create(ERROR);
121 DiagnosticFactory0<PsiElement> ANNOTATION_CLASS_WITH_BODY = DiagnosticFactory0.create(ERROR);
122 DiagnosticFactory0<JetTypeReference> INVALID_TYPE_OF_ANNOTATION_MEMBER = DiagnosticFactory0.create(ERROR);
123 DiagnosticFactory0<JetTypeReference> NULLABLE_TYPE_OF_ANNOTATION_MEMBER = DiagnosticFactory0.create(ERROR);
124 DiagnosticFactory0<JetModifierListOwner> ILLEGAL_ANNOTATION_KEYWORD = DiagnosticFactory0
125 .create(ERROR, modifierSetPosition(JetTokens.ANNOTATION_KEYWORD));
126 DiagnosticFactory0<JetExpression> ANNOTATION_PARAMETER_MUST_BE_CONST = DiagnosticFactory0.create(ERROR);
127 DiagnosticFactory0<JetExpression> ANNOTATION_PARAMETER_MUST_BE_CLASS_LITERAL = DiagnosticFactory0.create(ERROR);
128 DiagnosticFactory0<JetExpression> ANNOTATION_PARAMETER_MUST_BE_ENUM_CONST = DiagnosticFactory0.create(ERROR);
129
130 // Classes and traits
131
132 DiagnosticFactory0<JetTypeProjection> PROJECTION_IN_IMMEDIATE_ARGUMENT_TO_SUPERTYPE =
133 DiagnosticFactory0.create(ERROR, VARIANCE_IN_PROJECTION);
134
135 DiagnosticFactory0<PsiElement> CYCLIC_INHERITANCE_HIERARCHY = DiagnosticFactory0.create(ERROR);
136
137 DiagnosticFactory0<JetDelegatorToSuperClass> SUPERTYPE_NOT_INITIALIZED = DiagnosticFactory0.create(ERROR);
138
139 DiagnosticFactory0<JetTypeReference> DELEGATION_NOT_TO_TRAIT = DiagnosticFactory0.create(ERROR);
140 DiagnosticFactory0<JetTypeReference> SUPERTYPE_NOT_A_CLASS_OR_TRAIT = DiagnosticFactory0.create(ERROR);
141
142 DiagnosticFactory0<PsiElement> NO_GENERICS_IN_SUPERTYPE_SPECIFIER = DiagnosticFactory0.create(ERROR);
143
144 DiagnosticFactory0<JetTypeReference> MANY_CLASSES_IN_SUPERTYPE_LIST = DiagnosticFactory0.create(ERROR);
145 DiagnosticFactory0<JetTypeReference> SUPERTYPE_APPEARS_TWICE = DiagnosticFactory0.create(ERROR);
146 DiagnosticFactory3<JetDelegationSpecifierList, TypeParameterDescriptor, ClassDescriptor, Collection<JetType>>
147 INCONSISTENT_TYPE_PARAMETER_VALUES = DiagnosticFactory3.create(ERROR);
148
149
150 DiagnosticFactory0<JetTypeReference> FINAL_SUPERTYPE = DiagnosticFactory0.create(ERROR);
151 DiagnosticFactory0<JetTypeReference> SINGLETON_IN_SUPERTYPE = DiagnosticFactory0.create(ERROR);
152 DiagnosticFactory0<JetNullableType> NULLABLE_SUPERTYPE = DiagnosticFactory0.create(ERROR, NULLABLE_TYPE);
153 DiagnosticFactory0<JetTypeReference> DYNAMIC_SUPERTYPE = DiagnosticFactory0.create(ERROR);
154
155 // Trait-specific
156
157 DiagnosticFactory0<JetModifierListOwner> ABSTRACT_MODIFIER_IN_TRAIT = DiagnosticFactory0
158 .create(WARNING, ABSTRACT_MODIFIER);
159 DiagnosticFactory0<JetModifierListOwner> OPEN_MODIFIER_IN_TRAIT = DiagnosticFactory0
160 .create(WARNING, modifierSetPosition(JetTokens.OPEN_KEYWORD));
161 DiagnosticFactory0<JetModifierListOwner> TRAIT_CAN_NOT_BE_FINAL = DiagnosticFactory0.create(ERROR, FINAL_MODIFIER);
162
163 DiagnosticFactory0<PsiElement> CONSTRUCTOR_IN_TRAIT = DiagnosticFactory0.create(ERROR);
164
165 DiagnosticFactory0<PsiElement> SUPERTYPE_INITIALIZED_IN_TRAIT = DiagnosticFactory0.create(ERROR);
166
167 DiagnosticFactory0<JetDelegatorByExpressionSpecifier> DELEGATION_IN_TRAIT = DiagnosticFactory0.create(ERROR);
168
169 DiagnosticFactory2<JetNamedDeclaration, ClassDescriptor, ClassDescriptor> UNMET_TRAIT_REQUIREMENT =
170 DiagnosticFactory2.create(ERROR, PositioningStrategies.DECLARATION_NAME);
171
172 // Enum-specific
173
174 DiagnosticFactory0<JetModifierListOwner> ILLEGAL_ENUM_ANNOTATION = DiagnosticFactory0
175 .create(ERROR, modifierSetPosition(JetTokens.ENUM_KEYWORD));
176
177 DiagnosticFactory0<JetModifierListOwner> OPEN_MODIFIER_IN_ENUM = DiagnosticFactory0
178 .create(ERROR, modifierSetPosition(JetTokens.OPEN_KEYWORD));
179 DiagnosticFactory0<JetModifierListOwner> ABSTRACT_MODIFIER_IN_ENUM = DiagnosticFactory0
180 .create(ERROR, modifierSetPosition(JetTokens.ABSTRACT_KEYWORD));
181
182 DiagnosticFactory0<PsiElement> CLASS_IN_SUPERTYPE_FOR_ENUM = DiagnosticFactory0.create(ERROR);
183 DiagnosticFactory0<JetTypeParameterList> TYPE_PARAMETERS_IN_ENUM = DiagnosticFactory0.create(ERROR);
184 DiagnosticFactory1<JetClass, ClassDescriptor> ENUM_ENTRY_SHOULD_BE_INITIALIZED = DiagnosticFactory1.create(ERROR, DECLARATION_NAME);
185 DiagnosticFactory1<JetTypeReference, ClassDescriptor> ENUM_ENTRY_ILLEGAL_TYPE = DiagnosticFactory1.create(ERROR);
186 DiagnosticFactory1<JetClass, ClassDescriptor> LOCAL_ENUM_NOT_ALLOWED = DiagnosticFactory1.create(ERROR, DECLARATION_NAME);
187
188 // Class objects
189
190 DiagnosticFactory0<JetClassObject> MANY_CLASS_OBJECTS = DiagnosticFactory0.create(ERROR);
191 DiagnosticFactory0<JetClassObject> CLASS_OBJECT_NOT_ALLOWED = DiagnosticFactory0.create(ERROR);
192
193 // Objects
194
195 DiagnosticFactory1<JetObjectDeclaration, ClassDescriptor> LOCAL_OBJECT_NOT_ALLOWED = DiagnosticFactory1.create(ERROR, DECLARATION_NAME);
196
197 // Type parameter declarations
198
199 DiagnosticFactory1<JetTypeReference, JetType> FINAL_UPPER_BOUND = DiagnosticFactory1.create(WARNING);
200 DiagnosticFactory1<JetTypeReference, JetType> FINAL_CLASS_OBJECT_UPPER_BOUND = DiagnosticFactory1.create(ERROR);
201 DiagnosticFactory0<JetTypeReference> DYNAMIC_UPPER_BOUND = DiagnosticFactory0.create(ERROR);
202
203 DiagnosticFactory1<JetNamedDeclaration, TypeParameterDescriptor> CONFLICTING_UPPER_BOUNDS =
204 DiagnosticFactory1.create(ERROR, DECLARATION_NAME);
205 DiagnosticFactory1<JetNamedDeclaration, TypeParameterDescriptor> CONFLICTING_CLASS_OBJECT_UPPER_BOUNDS
206 = DiagnosticFactory1.create(ERROR, DECLARATION_NAME);
207
208 DiagnosticFactory2<JetSimpleNameExpression, JetTypeConstraint, JetTypeParameterListOwner> NAME_IN_CONSTRAINT_IS_NOT_A_TYPE_PARAMETER =
209 DiagnosticFactory2.create(ERROR);
210
211 DiagnosticFactory0<JetTypeParameter>
212 VARIANCE_ON_TYPE_PARAMETER_OF_FUNCTION_OR_PROPERTY = DiagnosticFactory0.create(ERROR, VARIANCE_MODIFIER);
213
214 DiagnosticFactory0<PsiElement> REIFIED_TYPE_PARAMETER_NO_INLINE = DiagnosticFactory0.create(ERROR);
215
216 // Members
217
218 DiagnosticFactory0<JetModifierListOwner> PACKAGE_MEMBER_CANNOT_BE_PROTECTED =
219 DiagnosticFactory0.create(ERROR, modifierSetPosition(JetTokens.PROTECTED_KEYWORD));
220
221 DiagnosticFactory0<JetNamedDeclaration> PUBLIC_MEMBER_SHOULD_SPECIFY_TYPE = DiagnosticFactory0.create(ERROR, DECLARATION_SIGNATURE);
222
223 DiagnosticFactory2<JetDeclaration, CallableMemberDescriptor, String> CONFLICTING_OVERLOADS =
224 DiagnosticFactory2.create(ERROR, DECLARATION_SIGNATURE_OR_DEFAULT);
225
226 DiagnosticFactory1<JetAnnotationEntry, String> ILLEGAL_PLATFORM_NAME = DiagnosticFactory1.create(ERROR);
227
228 DiagnosticFactory0<JetNamedDeclaration> NON_FINAL_MEMBER_IN_FINAL_CLASS = DiagnosticFactory0.create(WARNING, modifierSetPosition(
229 JetTokens.OPEN_KEYWORD));
230
231 DiagnosticFactory1<JetModifierListOwner, CallableMemberDescriptor> NOTHING_TO_OVERRIDE = DiagnosticFactory1.create(ERROR, OVERRIDE_MODIFIER);
232
233 DiagnosticFactory3<JetNamedDeclaration, CallableMemberDescriptor, CallableMemberDescriptor, DeclarationDescriptor> VIRTUAL_MEMBER_HIDDEN =
234 DiagnosticFactory3.create(ERROR, DECLARATION_SIGNATURE);
235
236 DiagnosticFactory2<JetModifierListOwner, CallableMemberDescriptor, CallableDescriptor> CANNOT_OVERRIDE_INVISIBLE_MEMBER =
237 DiagnosticFactory2.create(ERROR, OVERRIDE_MODIFIER);
238
239 DiagnosticFactory2<JetAnnotationEntry, CallableMemberDescriptor, DeclarationDescriptor> DATA_CLASS_OVERRIDE_CONFLICT =
240 DiagnosticFactory2.create(ERROR);
241
242 DiagnosticFactory1<JetDeclaration, CallableMemberDescriptor> CANNOT_INFER_VISIBILITY =
243 DiagnosticFactory1.create(ERROR, DECLARATION_SIGNATURE_OR_DEFAULT);
244
245 DiagnosticFactory2<JetNamedDeclaration, CallableMemberDescriptor, DeclarationDescriptor> OVERRIDING_FINAL_MEMBER =
246 DiagnosticFactory2.create(ERROR, OVERRIDE_MODIFIER);
247
248 DiagnosticFactory3<JetModifierListOwner, Visibility, CallableMemberDescriptor, DeclarationDescriptor> CANNOT_WEAKEN_ACCESS_PRIVILEGE =
249 DiagnosticFactory3.create(ERROR, VISIBILITY_MODIFIER);
250 DiagnosticFactory3<JetModifierListOwner, Visibility, CallableMemberDescriptor, DeclarationDescriptor> CANNOT_CHANGE_ACCESS_PRIVILEGE =
251 DiagnosticFactory3.create(ERROR, VISIBILITY_MODIFIER);
252 DiagnosticFactory2<JetNamedDeclaration, CallableMemberDescriptor, CallableMemberDescriptor> RETURN_TYPE_MISMATCH_ON_OVERRIDE =
253 DiagnosticFactory2.create(ERROR, DECLARATION_RETURN_TYPE);
254 DiagnosticFactory2<JetNamedDeclaration, CallableMemberDescriptor, CallableMemberDescriptor> PROPERTY_TYPE_MISMATCH_ON_OVERRIDE =
255 DiagnosticFactory2.create(ERROR, DECLARATION_RETURN_TYPE);
256
257 DiagnosticFactory2<JetClassOrObject, JetClassOrObject, CallableMemberDescriptor> ABSTRACT_MEMBER_NOT_IMPLEMENTED =
258 DiagnosticFactory2.create(ERROR, DECLARATION_NAME);
259 DiagnosticFactory2<JetClassOrObject, JetClassOrObject, CallableMemberDescriptor> MANY_IMPL_MEMBER_NOT_IMPLEMENTED =
260 DiagnosticFactory2.create(ERROR, DECLARATION_NAME);
261
262 DiagnosticFactory1<JetNamedDeclaration, Collection<JetType>> AMBIGUOUS_ANONYMOUS_TYPE_INFERRED =
263 DiagnosticFactory1.create(ERROR, DECLARATION_SIGNATURE);
264
265 // Property-specific
266
267 DiagnosticFactory2<JetProperty, PropertyDescriptor, PropertyDescriptor> VAR_OVERRIDDEN_BY_VAL =
268 DiagnosticFactory2.create(ERROR, VAL_OR_VAR_NODE);
269
270 DiagnosticFactory0<PsiElement> REDUNDANT_MODIFIER_IN_GETTER = DiagnosticFactory0.create(WARNING);
271 DiagnosticFactory0<PsiElement> GETTER_VISIBILITY_DIFFERS_FROM_PROPERTY_VISIBILITY = DiagnosticFactory0.create(ERROR);
272 DiagnosticFactory2<JetTypeReference, JetType, JetType> WRONG_GETTER_RETURN_TYPE = DiagnosticFactory2.create(ERROR);
273
274 DiagnosticFactory0<JetModifierListOwner>
275 ABSTRACT_PROPERTY_IN_PRIMARY_CONSTRUCTOR_PARAMETERS = DiagnosticFactory0.create(ERROR, ABSTRACT_MODIFIER);
276 DiagnosticFactory0<JetExpression> ABSTRACT_PROPERTY_WITH_INITIALIZER = DiagnosticFactory0.create(ERROR);
277 DiagnosticFactory0<JetPropertyAccessor> ABSTRACT_PROPERTY_WITH_GETTER = DiagnosticFactory0.create(ERROR);
278 DiagnosticFactory0<JetPropertyAccessor> ABSTRACT_PROPERTY_WITH_SETTER = DiagnosticFactory0.create(ERROR);
279
280 DiagnosticFactory0<JetPropertyDelegate> ABSTRACT_DELEGATED_PROPERTY = DiagnosticFactory0.create(ERROR);
281 DiagnosticFactory0<JetPropertyAccessor> ACCESSOR_FOR_DELEGATED_PROPERTY = DiagnosticFactory0.create(ERROR);
282 DiagnosticFactory0<JetPropertyDelegate> DELEGATED_PROPERTY_IN_TRAIT = DiagnosticFactory0.create(ERROR);
283 DiagnosticFactory0<JetPropertyDelegate> LOCAL_VARIABLE_WITH_DELEGATE = DiagnosticFactory0.create(ERROR);
284
285 DiagnosticFactory0<JetProperty> PROPERTY_WITH_NO_TYPE_NO_INITIALIZER = DiagnosticFactory0.create(ERROR, DECLARATION_SIGNATURE);
286
287 DiagnosticFactory0<JetProperty> MUST_BE_INITIALIZED = DiagnosticFactory0.create(ERROR, DECLARATION_SIGNATURE);
288 DiagnosticFactory0<JetProperty> MUST_BE_INITIALIZED_OR_BE_ABSTRACT = DiagnosticFactory0.create(ERROR, DECLARATION_SIGNATURE);
289
290 DiagnosticFactory0<JetExpression> EXTENSION_PROPERTY_WITH_BACKING_FIELD = DiagnosticFactory0.create(ERROR);
291 DiagnosticFactory0<JetExpression> PROPERTY_INITIALIZER_NO_BACKING_FIELD = DiagnosticFactory0.create(ERROR);
292 DiagnosticFactory0<JetExpression> PROPERTY_INITIALIZER_IN_TRAIT = DiagnosticFactory0.create(ERROR);
293 DiagnosticFactory0<JetProperty> FINAL_PROPERTY_IN_TRAIT = DiagnosticFactory0.create(ERROR, FINAL_MODIFIER);
294 DiagnosticFactory0<JetProperty> BACKING_FIELD_IN_TRAIT = DiagnosticFactory0.create(ERROR, DECLARATION_SIGNATURE);
295
296 DiagnosticFactory2<JetModifierListOwner, String, ClassDescriptor> ABSTRACT_PROPERTY_IN_NON_ABSTRACT_CLASS = DiagnosticFactory2.create(ERROR, ABSTRACT_MODIFIER);
297
298 DiagnosticFactory0<JetPropertyAccessor> VAL_WITH_SETTER = DiagnosticFactory0.create(ERROR);
299
300 DiagnosticFactory0<JetExpression> SETTER_PARAMETER_WITH_DEFAULT_VALUE = DiagnosticFactory0.create(ERROR);
301
302 DiagnosticFactory2<JetTypeReference, JetType, JetType> WRONG_SETTER_PARAMETER_TYPE = DiagnosticFactory2.create(ERROR);
303
304 // Function-specific
305
306 DiagnosticFactory2<JetFunction, String, ClassDescriptor> ABSTRACT_FUNCTION_IN_NON_ABSTRACT_CLASS = DiagnosticFactory2.create(ERROR, ABSTRACT_MODIFIER);
307
308 DiagnosticFactory1<JetFunction, SimpleFunctionDescriptor> ABSTRACT_FUNCTION_WITH_BODY = DiagnosticFactory1.create(ERROR, ABSTRACT_MODIFIER);
309 DiagnosticFactory1<JetFunction, SimpleFunctionDescriptor> NON_ABSTRACT_FUNCTION_WITH_NO_BODY =
310 DiagnosticFactory1.create(ERROR, DECLARATION_SIGNATURE);
311 DiagnosticFactory1<JetFunction, SimpleFunctionDescriptor> FINAL_FUNCTION_WITH_NO_BODY = DiagnosticFactory1.create(ERROR, FINAL_MODIFIER);
312
313 DiagnosticFactory1<JetFunction, SimpleFunctionDescriptor> NON_MEMBER_FUNCTION_NO_BODY =
314 DiagnosticFactory1.create(ERROR, DECLARATION_SIGNATURE);
315
316 DiagnosticFactory0<JetParameter> VALUE_PARAMETER_WITH_NO_TYPE_ANNOTATION = DiagnosticFactory0.create(ERROR);
317
318 DiagnosticFactory0<JetNamedFunction> NO_TAIL_CALLS_FOUND = DiagnosticFactory0.create(WARNING, DECLARATION_SIGNATURE);
319
320 // Named parameters
321
322 DiagnosticFactory0<JetParameter> DEFAULT_VALUE_NOT_ALLOWED_IN_OVERRIDE = DiagnosticFactory0.create(ERROR, PARAMETER_DEFAULT_VALUE);
323
324 DiagnosticFactory1<JetParameter, ValueParameterDescriptor> MULTIPLE_DEFAULTS_INHERITED_FROM_SUPERTYPES = DiagnosticFactory1.create(ERROR);
325
326 DiagnosticFactory1<JetClassOrObject, ValueParameterDescriptor> MULTIPLE_DEFAULTS_INHERITED_FROM_SUPERTYPES_WHEN_NO_EXPLICIT_OVERRIDE =
327 DiagnosticFactory1.create(ERROR, DECLARATION_NAME);
328
329 DiagnosticFactory2<JetParameter, ClassDescriptor, ValueParameterDescriptor> PARAMETER_NAME_CHANGED_ON_OVERRIDE =
330 DiagnosticFactory2.create(WARNING, DECLARATION_NAME);
331
332 DiagnosticFactory2<JetClassOrObject, Collection<? extends CallableMemberDescriptor>, Integer> DIFFERENT_NAMES_FOR_THE_SAME_PARAMETER_IN_SUPERTYPES =
333 DiagnosticFactory2.create(WARNING, DECLARATION_NAME);
334
335 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
336
337 // Errors/warnings inside code blocks
338
339 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
340
341 // General
342
343 DiagnosticFactory1<PsiElement, String> NAME_SHADOWING = DiagnosticFactory1.create(WARNING, PositioningStrategies.FOR_REDECLARATION);
344
345 DiagnosticFactory0<JetExpression> TYPECHECKER_HAS_RUN_INTO_RECURSIVE_PROBLEM = DiagnosticFactory0.create(ERROR);
346
347 // Checking call arguments
348
349 DiagnosticFactory0<PsiElement> MIXING_NAMED_AND_POSITIONED_ARGUMENTS = DiagnosticFactory0.create(ERROR);
350 DiagnosticFactory0<JetReferenceExpression> ARGUMENT_PASSED_TWICE = DiagnosticFactory0.create(ERROR);
351 DiagnosticFactory1<JetReferenceExpression, JetReferenceExpression> NAMED_PARAMETER_NOT_FOUND =
352 DiagnosticFactory1.create(ERROR, FOR_UNRESOLVED_REFERENCE);
353 DiagnosticFactory0<PsiElement> NAMED_ARGUMENTS_NOT_ALLOWED = DiagnosticFactory0.create(ERROR);
354
355 DiagnosticFactory0<JetExpression> VARARG_OUTSIDE_PARENTHESES = DiagnosticFactory0.create(ERROR);
356 DiagnosticFactory0<LeafPsiElement> NON_VARARG_SPREAD = DiagnosticFactory0.create(ERROR);
357
358 DiagnosticFactory0<JetExpression> MANY_FUNCTION_LITERAL_ARGUMENTS = DiagnosticFactory0.create(ERROR);
359
360 DiagnosticFactory1<PsiElement, CallableDescriptor> TOO_MANY_ARGUMENTS = DiagnosticFactory1.create(ERROR);
361
362 DiagnosticFactory1<JetElement, ValueParameterDescriptor> NO_VALUE_FOR_PARAMETER = DiagnosticFactory1.create(ERROR, VALUE_ARGUMENTS);
363
364 DiagnosticFactory1<JetExpression, JetType> MISSING_RECEIVER = DiagnosticFactory1.create(ERROR);
365 DiagnosticFactory0<JetExpression> NO_RECEIVER_ALLOWED = DiagnosticFactory0.create(ERROR);
366
367 // Call resolution
368
369 DiagnosticFactory1<JetExpression, String> ILLEGAL_SELECTOR = DiagnosticFactory1.create(ERROR);
370
371 DiagnosticFactory2<JetExpression, JetExpression, JetType> FUNCTION_EXPECTED = DiagnosticFactory2.create(ERROR);
372 DiagnosticFactory2<JetExpression, JetExpression, Boolean> FUNCTION_CALL_EXPECTED = DiagnosticFactory2.create(ERROR, CALL_EXPRESSION);
373
374 DiagnosticFactory0<PsiElement> NON_TAIL_RECURSIVE_CALL = DiagnosticFactory0.create(WARNING, CALL_EXPRESSION);
375 DiagnosticFactory0<PsiElement> TAIL_RECURSION_IN_TRY_IS_NOT_SUPPORTED = DiagnosticFactory0.create(WARNING, CALL_EXPRESSION);
376
377 DiagnosticFactory0<PsiElement> NO_CONSTRUCTOR = DiagnosticFactory0.create(ERROR);
378 DiagnosticFactory0<PsiElement> CREATING_AN_INSTANCE_OF_ABSTRACT_CLASS = DiagnosticFactory0.create(ERROR);
379 DiagnosticFactory0<JetExpression> NOT_A_CLASS = DiagnosticFactory0.create(ERROR);
380
381 DiagnosticFactory1<PsiElement, Collection<? extends ResolvedCall<?>>> OVERLOAD_RESOLUTION_AMBIGUITY = DiagnosticFactory1.create(ERROR);
382 DiagnosticFactory1<PsiElement, Collection<? extends ResolvedCall<?>>> NONE_APPLICABLE = DiagnosticFactory1.create(ERROR);
383 DiagnosticFactory1<PsiElement, Collection<? extends ResolvedCall<?>>> CANNOT_COMPLETE_RESOLVE = DiagnosticFactory1.create(ERROR);
384 DiagnosticFactory1<PsiElement, Collection<? extends ResolvedCall<?>>> UNRESOLVED_REFERENCE_WRONG_RECEIVER = DiagnosticFactory1.create(ERROR);
385
386 DiagnosticFactory0<JetExpression> DANGLING_FUNCTION_LITERAL_ARGUMENT_SUSPECTED = DiagnosticFactory0.create(WARNING);
387
388 DiagnosticFactory1<PsiElement, TypeParameterDescriptor> TYPE_PARAMETER_AS_REIFIED = DiagnosticFactory1.create(ERROR);
389 DiagnosticFactory1<PsiElement, JetType> REIFIED_TYPE_FORBIDDEN_SUBSTITUTION = DiagnosticFactory1.create(ERROR);
390
391 // Type inference
392
393 DiagnosticFactory0<JetParameter> CANNOT_INFER_PARAMETER_TYPE = DiagnosticFactory0.create(ERROR);
394
395 DiagnosticFactory1<PsiElement, InferenceErrorData> TYPE_INFERENCE_NO_INFORMATION_FOR_PARAMETER = DiagnosticFactory1.create(ERROR);
396 DiagnosticFactory1<PsiElement, InferenceErrorData> TYPE_INFERENCE_CONFLICTING_SUBSTITUTIONS = DiagnosticFactory1.create(ERROR);
397 DiagnosticFactory1<PsiElement, InferenceErrorData> TYPE_INFERENCE_CANNOT_CAPTURE_TYPES = DiagnosticFactory1.create(ERROR);
398 DiagnosticFactory1<PsiElement, InferenceErrorData> TYPE_INFERENCE_TYPE_CONSTRUCTOR_MISMATCH = DiagnosticFactory1.create(ERROR);
399 DiagnosticFactory1<PsiElement, InferenceErrorData> TYPE_INFERENCE_UPPER_BOUND_VIOLATED = DiagnosticFactory1.create(ERROR);
400 DiagnosticFactory2<JetExpression, JetType, JetType> TYPE_INFERENCE_EXPECTED_TYPE_MISMATCH = DiagnosticFactory2.create(ERROR);
401
402 // Reflection
403
404 DiagnosticFactory0<PsiElement> REFLECTION_TYPES_NOT_LOADED = DiagnosticFactory0.create(ERROR);
405
406 DiagnosticFactory1<JetExpression, CallableMemberDescriptor> EXTENSION_IN_CLASS_REFERENCE_NOT_ALLOWED = DiagnosticFactory1.create(ERROR);
407 DiagnosticFactory0<JetExpression> CALLABLE_REFERENCE_LHS_NOT_A_CLASS = DiagnosticFactory0.create(ERROR);
408
409 // Multi-declarations
410
411 DiagnosticFactory0<JetMultiDeclaration> INITIALIZER_REQUIRED_FOR_MULTIDECLARATION = DiagnosticFactory0.create(ERROR, DEFAULT);
412 DiagnosticFactory2<JetExpression, Name, JetType> COMPONENT_FUNCTION_MISSING = DiagnosticFactory2.create(ERROR, DEFAULT);
413 DiagnosticFactory2<JetExpression, Name, Collection<? extends ResolvedCall<?>>> COMPONENT_FUNCTION_AMBIGUITY = DiagnosticFactory2.create(ERROR, DEFAULT);
414 DiagnosticFactory3<JetExpression, Name, JetType, JetType> COMPONENT_FUNCTION_RETURN_TYPE_MISMATCH = DiagnosticFactory3.create(ERROR, DEFAULT);
415
416 // Super calls
417
418 DiagnosticFactory1<JetSuperExpression, String> SUPER_IS_NOT_AN_EXPRESSION = DiagnosticFactory1.create(ERROR);
419 DiagnosticFactory1<JetSuperExpression, String> SUPER_CANT_BE_EXTENSION_RECEIVER = DiagnosticFactory1.create(ERROR);
420 DiagnosticFactory0<JetSuperExpression> SUPER_NOT_AVAILABLE = DiagnosticFactory0.create(ERROR);
421 DiagnosticFactory0<JetSuperExpression> SUPERCLASS_NOT_ACCESSIBLE_FROM_TRAIT = DiagnosticFactory0.create(ERROR);
422 DiagnosticFactory0<JetSuperExpression> AMBIGUOUS_SUPER = DiagnosticFactory0.create(ERROR);
423 DiagnosticFactory0<JetExpression> ABSTRACT_SUPER_CALL = DiagnosticFactory0.create(ERROR);
424 DiagnosticFactory0<JetTypeReference> NOT_A_SUPERTYPE = DiagnosticFactory0.create(ERROR);
425 DiagnosticFactory0<PsiElement> TYPE_ARGUMENTS_REDUNDANT_IN_SUPER_QUALIFIER = DiagnosticFactory0.create(WARNING);
426
427 // Conventions
428
429 DiagnosticFactory0<JetArrayAccessExpression> NO_GET_METHOD = DiagnosticFactory0.create(ERROR, ARRAY_ACCESS);
430 DiagnosticFactory0<JetArrayAccessExpression> NO_SET_METHOD = DiagnosticFactory0.create(ERROR, ARRAY_ACCESS);
431
432 DiagnosticFactory0<JetSimpleNameExpression> INC_DEC_SHOULD_NOT_RETURN_UNIT = DiagnosticFactory0.create(ERROR);
433 DiagnosticFactory2<JetSimpleNameExpression, DeclarationDescriptor, JetSimpleNameExpression> ASSIGNMENT_OPERATOR_SHOULD_RETURN_UNIT =
434 DiagnosticFactory2.create(ERROR);
435 DiagnosticFactory1<PsiElement, Collection<? extends ResolvedCall<?>>>
436 ASSIGN_OPERATOR_AMBIGUITY = DiagnosticFactory1.create(ERROR);
437
438 DiagnosticFactory0<JetSimpleNameExpression> EQUALS_MISSING = DiagnosticFactory0.create(ERROR);
439 DiagnosticFactory3<JetBinaryExpression, JetSimpleNameExpression, JetType, JetType> EQUALITY_NOT_APPLICABLE =
440 DiagnosticFactory3.create(ERROR);
441
442
443 DiagnosticFactory1<JetExpression, JetType> HAS_NEXT_MISSING = DiagnosticFactory1.create(ERROR);
444 DiagnosticFactory1<JetExpression, JetType> HAS_NEXT_FUNCTION_AMBIGUITY = DiagnosticFactory1.create(ERROR);
445 DiagnosticFactory1<JetExpression, JetType> HAS_NEXT_FUNCTION_NONE_APPLICABLE = DiagnosticFactory1.create(ERROR);
446 DiagnosticFactory1<JetExpression, JetType> HAS_NEXT_FUNCTION_TYPE_MISMATCH = DiagnosticFactory1.create(ERROR);
447
448 DiagnosticFactory1<JetExpression, JetType> NEXT_AMBIGUITY = DiagnosticFactory1.create(ERROR);
449 DiagnosticFactory1<JetExpression, JetType> NEXT_MISSING = DiagnosticFactory1.create(ERROR);
450 DiagnosticFactory1<JetExpression, JetType> NEXT_NONE_APPLICABLE = DiagnosticFactory1.create(ERROR);
451
452 DiagnosticFactory0<JetExpression> ITERATOR_MISSING = DiagnosticFactory0.create(ERROR);
453 DiagnosticFactory1<PsiElement, Collection<? extends ResolvedCall<?>>> ITERATOR_AMBIGUITY = DiagnosticFactory1.create(ERROR);
454
455 DiagnosticFactory2<JetExpression, String, JetType> DELEGATE_SPECIAL_FUNCTION_MISSING = DiagnosticFactory2.create(ERROR);
456 DiagnosticFactory2<JetExpression, String, Collection<? extends ResolvedCall<?>>> DELEGATE_SPECIAL_FUNCTION_AMBIGUITY = DiagnosticFactory2.create(ERROR);
457 DiagnosticFactory2<JetExpression, String, Collection<? extends ResolvedCall<?>>> DELEGATE_SPECIAL_FUNCTION_NONE_APPLICABLE = DiagnosticFactory2.create(ERROR);
458 DiagnosticFactory3<JetExpression, String, JetType, JetType> DELEGATE_SPECIAL_FUNCTION_RETURN_TYPE_MISMATCH = DiagnosticFactory3.create(ERROR);
459 DiagnosticFactory2<JetExpression, String, Collection<? extends ResolvedCall<?>>> DELEGATE_PD_METHOD_NONE_APPLICABLE = DiagnosticFactory2.create(WARNING);
460
461 DiagnosticFactory1<JetSimpleNameExpression, JetType> COMPARE_TO_TYPE_MISMATCH = DiagnosticFactory1.create(ERROR);
462
463 // Labels
464
465 DiagnosticFactory0<JetSimpleNameExpression> LABEL_NAME_CLASH = DiagnosticFactory0.create(WARNING);
466 DiagnosticFactory0<JetSimpleNameExpression> AMBIGUOUS_LABEL = DiagnosticFactory0.create(ERROR);
467
468 DiagnosticFactory0<JetExpressionWithLabel> BREAK_OR_CONTINUE_OUTSIDE_A_LOOP = DiagnosticFactory0.create(ERROR);
469 DiagnosticFactory0<JetExpressionWithLabel> BREAK_OR_CONTINUE_JUMPS_ACROSS_FUNCTION_BOUNDARY = DiagnosticFactory0.create(ERROR);
470 DiagnosticFactory1<JetExpressionWithLabel, String> NOT_A_LOOP_LABEL = DiagnosticFactory1.create(ERROR);
471 DiagnosticFactory1<JetReturnExpression, String> NOT_A_RETURN_LABEL = DiagnosticFactory1.create(ERROR);
472
473 // Control flow / Data flow
474
475 DiagnosticFactory1<JetElement, List<TextRange>> UNREACHABLE_CODE = DiagnosticFactory1.create(
476 WARNING, PositioningStrategies.UNREACHABLE_CODE);
477
478 DiagnosticFactory0<JetVariableDeclaration> VARIABLE_WITH_NO_TYPE_NO_INITIALIZER = DiagnosticFactory0.create(ERROR, DECLARATION_NAME);
479
480 DiagnosticFactory1<JetSimpleNameExpression, VariableDescriptor> UNINITIALIZED_VARIABLE = DiagnosticFactory1.create(ERROR);
481 DiagnosticFactory1<JetSimpleNameExpression, ValueParameterDescriptor> UNINITIALIZED_PARAMETER = DiagnosticFactory1.create(ERROR);
482
483 DiagnosticFactory1<JetNamedDeclaration, VariableDescriptor> UNUSED_VARIABLE = DiagnosticFactory1.create(WARNING, DECLARATION_NAME);
484 DiagnosticFactory1<JetNamedDeclaration, VariableDescriptor> UNUSED_PARAMETER = DiagnosticFactory1.create(WARNING, DECLARATION_NAME);
485
486 DiagnosticFactory1<JetNamedDeclaration, VariableDescriptor> ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE =
487 DiagnosticFactory1.create(WARNING, DECLARATION_NAME);
488 DiagnosticFactory1<JetExpression, DeclarationDescriptor> VARIABLE_WITH_REDUNDANT_INITIALIZER = DiagnosticFactory1.create(WARNING);
489 DiagnosticFactory2<JetElement, JetElement, DeclarationDescriptor> UNUSED_VALUE = DiagnosticFactory2.create(WARNING);
490 DiagnosticFactory1<JetElement, JetElement> UNUSED_CHANGED_VALUE = DiagnosticFactory1.create(WARNING);
491 DiagnosticFactory0<JetElement> UNUSED_EXPRESSION = DiagnosticFactory0.create(WARNING);
492 DiagnosticFactory0<JetFunctionLiteralExpression> UNUSED_FUNCTION_LITERAL = DiagnosticFactory0.create(WARNING);
493
494 DiagnosticFactory1<JetExpression, DeclarationDescriptor> VAL_REASSIGNMENT = DiagnosticFactory1.create(ERROR);
495 DiagnosticFactory1<JetExpression, DeclarationDescriptor> SETTER_PROJECTED_OUT = DiagnosticFactory1.create(ERROR);
496
497 DiagnosticFactory1<JetExpression, DeclarationDescriptor> INITIALIZATION_BEFORE_DECLARATION = DiagnosticFactory1.create(ERROR);
498
499 DiagnosticFactory0<JetExpression> VARIABLE_EXPECTED = DiagnosticFactory0.create(ERROR);
500
501 DiagnosticFactory2<JetBinaryExpression, JetBinaryExpression, Boolean> SENSELESS_COMPARISON = DiagnosticFactory2.create(WARNING);
502
503 DiagnosticFactory0<JetElement> SENSELESS_NULL_IN_WHEN = DiagnosticFactory0.create(WARNING);
504
505 // Nullability
506
507 DiagnosticFactory1<PsiElement, JetType> UNSAFE_CALL = DiagnosticFactory1.create(ERROR);
508 DiagnosticFactory3<JetExpression, String, String, String> UNSAFE_INFIX_CALL = DiagnosticFactory3.create(ERROR);
509 DiagnosticFactory1<PsiElement, JetType> UNNECESSARY_SAFE_CALL = DiagnosticFactory1.create(WARNING);
510 DiagnosticFactory1<PsiElement, JetType> UNNECESSARY_NOT_NULL_ASSERTION = DiagnosticFactory1.create(WARNING);
511
512 DiagnosticFactory1<JetExpression, JetType> USELESS_ELVIS = DiagnosticFactory1.create(WARNING);
513
514 // Compile-time values
515
516 DiagnosticFactory0<JetExpression> INTEGER_OVERFLOW = DiagnosticFactory0.create(WARNING);
517 DiagnosticFactory0<JetConstantExpression> WRONG_LONG_SUFFIX = DiagnosticFactory0.create(ERROR, LONG_LITERAL_SUFFIX);
518 DiagnosticFactory0<JetConstantExpression> INT_LITERAL_OUT_OF_RANGE = DiagnosticFactory0.create(ERROR);
519 DiagnosticFactory0<JetConstantExpression> FLOAT_LITERAL_OUT_OF_RANGE = DiagnosticFactory0.create(ERROR);
520 DiagnosticFactory2<JetConstantExpression, String, JetType> CONSTANT_EXPECTED_TYPE_MISMATCH = DiagnosticFactory2.create(ERROR);
521 DiagnosticFactory0<JetConstantExpression> INCORRECT_CHARACTER_LITERAL = DiagnosticFactory0.create(ERROR);
522 DiagnosticFactory0<JetConstantExpression> EMPTY_CHARACTER_LITERAL = DiagnosticFactory0.create(ERROR);
523 DiagnosticFactory1<JetConstantExpression, JetConstantExpression> TOO_MANY_CHARACTERS_IN_CHARACTER_LITERAL = DiagnosticFactory1.create(ERROR);
524 DiagnosticFactory1<JetElement, JetElement> ILLEGAL_ESCAPE = DiagnosticFactory1.create(ERROR, CUT_CHAR_QUOTES);
525 DiagnosticFactory1<JetConstantExpression, JetType> NULL_FOR_NONNULL_TYPE = DiagnosticFactory1.create(ERROR);
526 DiagnosticFactory0<JetEscapeStringTemplateEntry> ILLEGAL_ESCAPE_SEQUENCE = DiagnosticFactory0.create(ERROR);
527
528 // Casts and is-checks
529
530 DiagnosticFactory1<JetElement, JetType> CANNOT_CHECK_FOR_ERASED = DiagnosticFactory1.create(ERROR);
531 DiagnosticFactory2<JetBinaryExpressionWithTypeRHS, JetType, JetType> UNCHECKED_CAST = DiagnosticFactory2.create(WARNING);
532
533 DiagnosticFactory0<JetBinaryExpressionWithTypeRHS> USELESS_CAST_STATIC_ASSERT_IS_FINE = DiagnosticFactory0.create(WARNING, AS_TYPE);
534 DiagnosticFactory0<JetBinaryExpressionWithTypeRHS> USELESS_CAST = DiagnosticFactory0.create(WARNING, AS_TYPE);
535 DiagnosticFactory0<JetSimpleNameExpression> CAST_NEVER_SUCCEEDS = DiagnosticFactory0.create(WARNING);
536 DiagnosticFactory0<JetTypeReference> DYNAMIC_NOT_ALLOWED = DiagnosticFactory0.create(ERROR);
537
538 DiagnosticFactory1<JetExpression, JetType> IMPLICIT_CAST_TO_UNIT_OR_ANY = DiagnosticFactory1.create(WARNING);
539
540 DiagnosticFactory2<JetExpression, JetType, String> SMARTCAST_IMPOSSIBLE = DiagnosticFactory2.create(ERROR);
541
542 DiagnosticFactory0<JetNullableType> USELESS_NULLABLE_CHECK = DiagnosticFactory0.create(WARNING, NULLABLE_TYPE);
543
544 // Properties / locals
545
546 DiagnosticFactory1<JetExpression, DeclarationDescriptor> INITIALIZATION_USING_BACKING_FIELD_CUSTOM_SETTER = DiagnosticFactory1.create(ERROR);
547 DiagnosticFactory1<JetExpression, DeclarationDescriptor> INITIALIZATION_USING_BACKING_FIELD_OPEN_SETTER = DiagnosticFactory1.create(ERROR);
548
549 DiagnosticFactory0<JetTypeReference> LOCAL_EXTENSION_PROPERTY = DiagnosticFactory0.create(ERROR);
550 DiagnosticFactory0<JetPropertyAccessor> LOCAL_VARIABLE_WITH_GETTER = DiagnosticFactory0.create(ERROR);
551 DiagnosticFactory0<JetPropertyAccessor> LOCAL_VARIABLE_WITH_SETTER = DiagnosticFactory0.create(ERROR);
552
553 DiagnosticFactory3<JetExpression, DeclarationDescriptor, Visibility, DeclarationDescriptor> INVISIBLE_SETTER = DiagnosticFactory3.create(ERROR);
554
555 DiagnosticFactory1<PsiElement, JetKeywordToken> VAL_OR_VAR_ON_LOOP_PARAMETER = DiagnosticFactory1.create(ERROR);
556 DiagnosticFactory1<PsiElement, JetKeywordToken> VAL_OR_VAR_ON_FUN_PARAMETER = DiagnosticFactory1.create(ERROR);
557 DiagnosticFactory1<PsiElement, JetKeywordToken> VAL_OR_VAR_ON_CATCH_PARAMETER = DiagnosticFactory1.create(ERROR);
558
559 // Backing fields
560
561 DiagnosticFactory0<JetElement> NO_BACKING_FIELD_ABSTRACT_PROPERTY = DiagnosticFactory0.create(ERROR);
562 DiagnosticFactory0<JetElement> NO_BACKING_FIELD_CUSTOM_ACCESSORS = DiagnosticFactory0.create(ERROR);
563 DiagnosticFactory0<JetElement> INACCESSIBLE_BACKING_FIELD = DiagnosticFactory0.create(ERROR);
564 DiagnosticFactory0<JetElement> NOT_PROPERTY_BACKING_FIELD = DiagnosticFactory0.create(ERROR);
565
566 // When expressions
567
568 DiagnosticFactory0<JetWhenCondition> EXPECTED_CONDITION = DiagnosticFactory0.create(ERROR);
569 DiagnosticFactory0<JetWhenEntry> ELSE_MISPLACED_IN_WHEN = DiagnosticFactory0.create(ERROR, ELSE_ENTRY);
570 DiagnosticFactory0<JetWhenExpression> NO_ELSE_IN_WHEN = DiagnosticFactory0.create(ERROR, WHEN_EXPRESSION);
571
572 // Type mismatch
573
574 DiagnosticFactory2<JetExpression, JetType, JetType> TYPE_MISMATCH = DiagnosticFactory2.create(ERROR);
575 DiagnosticFactory1<JetExpression, JetType> RETURN_TYPE_MISMATCH = DiagnosticFactory1.create(ERROR);
576 DiagnosticFactory1<JetExpression, JetType> EXPECTED_TYPE_MISMATCH = DiagnosticFactory1.create(ERROR);
577 DiagnosticFactory1<JetBinaryExpression, JetType> ASSIGNMENT_TYPE_MISMATCH = DiagnosticFactory1.create(ERROR);
578 DiagnosticFactory2<JetTypeReference, JetType, JetType> TYPE_MISMATCH_IN_FOR_LOOP = DiagnosticFactory2.create(ERROR);
579 DiagnosticFactory1<JetElement, JetType> TYPE_MISMATCH_IN_CONDITION = DiagnosticFactory1.create(ERROR);
580 DiagnosticFactory3<JetExpression, String, JetType, JetType> RESULT_TYPE_MISMATCH = DiagnosticFactory3.create(ERROR);
581 DiagnosticFactory0<JetWhenConditionInRange> TYPE_MISMATCH_IN_RANGE = DiagnosticFactory0.create(ERROR, WHEN_CONDITION_IN_RANGE);
582
583 DiagnosticFactory1<JetParameter, JetType> EXPECTED_PARAMETER_TYPE_MISMATCH = DiagnosticFactory1.create(ERROR);
584 DiagnosticFactory1<JetTypeReference, JetType> EXPECTED_RETURN_TYPE_MISMATCH = DiagnosticFactory1.create(ERROR);
585 DiagnosticFactory2<JetFunctionLiteral, Integer, List<JetType>> EXPECTED_PARAMETERS_NUMBER_MISMATCH =
586 DiagnosticFactory2.create(ERROR, FUNCTION_LITERAL_PARAMETERS);
587
588 DiagnosticFactory2<JetElement, JetType, JetType> INCOMPATIBLE_TYPES = DiagnosticFactory2.create(ERROR);
589
590 // Context tracking
591
592 DiagnosticFactory1<JetExpression, JetExpression> EXPRESSION_EXPECTED = DiagnosticFactory1.create(ERROR);
593 DiagnosticFactory0<JetBinaryExpression> ASSIGNMENT_IN_EXPRESSION_CONTEXT = DiagnosticFactory0.create(ERROR);
594 DiagnosticFactory0<JetDeclaration> DECLARATION_IN_ILLEGAL_CONTEXT = DiagnosticFactory0.create(ERROR);
595
596 DiagnosticFactory0<JetSimpleNameExpression> EXPRESSION_EXPECTED_PACKAGE_FOUND = DiagnosticFactory0.create(ERROR);
597
598 DiagnosticFactory0<JetReturnExpression> RETURN_NOT_ALLOWED = DiagnosticFactory0.create(ERROR);
599 DiagnosticFactory0<JetReturnExpression> RETURN_NOT_ALLOWED_EXPLICIT_RETURN_TYPE_REQUIRED = DiagnosticFactory0.create(ERROR);
600 DiagnosticFactory0<JetReturnExpression> RETURN_IN_FUNCTION_WITH_EXPRESSION_BODY = DiagnosticFactory0.create(ERROR);
601 DiagnosticFactory0<JetDeclarationWithBody>
602 NO_RETURN_IN_FUNCTION_WITH_BLOCK_BODY = DiagnosticFactory0.create(ERROR, DECLARATION_WITH_BODY);
603
604 DiagnosticFactory0<JetClassInitializer> ANONYMOUS_INITIALIZER_IN_TRAIT = DiagnosticFactory0.create(ERROR);
605
606 DiagnosticFactory0<JetThisExpression> NO_THIS = DiagnosticFactory0.create(ERROR);
607 DiagnosticFactory0<JetRootPackageExpression> PACKAGE_IS_NOT_AN_EXPRESSION = DiagnosticFactory0.create(ERROR);
608 DiagnosticFactory1<JetSimpleNameExpression, ClassifierDescriptor> NO_CLASS_OBJECT = DiagnosticFactory1.create(ERROR);
609 DiagnosticFactory1<JetSimpleNameExpression, TypeParameterDescriptor> TYPE_PARAMETER_IS_NOT_AN_EXPRESSION = DiagnosticFactory1.create(ERROR);
610 DiagnosticFactory1<JetSimpleNameExpression, TypeParameterDescriptor> TYPE_PARAMETER_ON_LHS_OF_DOT = DiagnosticFactory1.create(ERROR);
611 DiagnosticFactory1<JetExpression, ClassDescriptor> NESTED_CLASS_ACCESSED_VIA_INSTANCE_REFERENCE = DiagnosticFactory1.create(ERROR);
612 DiagnosticFactory2<JetExpression, ClassDescriptor, String> NESTED_CLASS_SHOULD_BE_QUALIFIED = DiagnosticFactory2.create(ERROR);
613
614 DiagnosticFactory1<PsiElement, ClassDescriptor> INACCESSIBLE_OUTER_CLASS_EXPRESSION = DiagnosticFactory1.create(ERROR);
615 DiagnosticFactory0<JetClass> NESTED_CLASS_NOT_ALLOWED = DiagnosticFactory0.create(ERROR, DECLARATION_NAME);
616
617 //Inline and inlinable parameters
618 DiagnosticFactory2<JetElement, DeclarationDescriptor, DeclarationDescriptor> INVISIBLE_MEMBER_FROM_INLINE = DiagnosticFactory2.create(ERROR, CALL_ELEMENT);
619 DiagnosticFactory3<JetElement, JetElement, DeclarationDescriptor, DeclarationDescriptor> NON_LOCAL_RETURN_NOT_ALLOWED = DiagnosticFactory3.create(ERROR, CALL_ELEMENT);
620 DiagnosticFactory2<JetElement, JetNamedDeclaration, DeclarationDescriptor> NOT_YET_SUPPORTED_IN_INLINE = DiagnosticFactory2.create(ERROR);
621 DiagnosticFactory1<JetFunction, DeclarationDescriptor> NOTHING_TO_INLINE = DiagnosticFactory1.create(WARNING, DECLARATION_SIGNATURE);
622 DiagnosticFactory2<JetElement, JetExpression, DeclarationDescriptor> USAGE_IS_NOT_INLINABLE = DiagnosticFactory2.create(ERROR);
623 DiagnosticFactory2<JetElement, JetElement, DeclarationDescriptor> NULLABLE_INLINE_PARAMETER = DiagnosticFactory2.create(ERROR);
624 DiagnosticFactory2<JetElement, JetElement, DeclarationDescriptor> RECURSION_IN_INLINE = DiagnosticFactory2.create(ERROR);
625 DiagnosticFactory0<JetElement> DECLARATION_CANT_BE_INLINED = DiagnosticFactory0.create(ERROR);
626
627 // Error sets
628 ImmutableSet<? extends DiagnosticFactory<?>> UNRESOLVED_REFERENCE_DIAGNOSTICS = ImmutableSet.of(
629 UNRESOLVED_REFERENCE, NAMED_PARAMETER_NOT_FOUND, UNRESOLVED_REFERENCE_WRONG_RECEIVER);
630 ImmutableSet<? extends DiagnosticFactory<?>> INVISIBLE_REFERENCE_DIAGNOSTICS = ImmutableSet.of(
631 INVISIBLE_MEMBER, INVISIBLE_MEMBER_FROM_INLINE, INVISIBLE_REFERENCE, INVISIBLE_SETTER);
632 ImmutableSet<? extends DiagnosticFactory<?>> UNUSED_ELEMENT_DIAGNOSTICS = ImmutableSet.of(
633 UNUSED_VARIABLE, UNUSED_PARAMETER, ASSIGNED_BUT_NEVER_ACCESSED_VARIABLE, VARIABLE_WITH_REDUNDANT_INITIALIZER,
634 UNUSED_FUNCTION_LITERAL, USELESS_CAST, USELESS_CAST_STATIC_ASSERT_IS_FINE);
635 ImmutableSet<? extends DiagnosticFactory<?>> TYPE_INFERENCE_ERRORS = ImmutableSet.of(
636 TYPE_INFERENCE_NO_INFORMATION_FOR_PARAMETER, TYPE_INFERENCE_CONFLICTING_SUBSTITUTIONS, TYPE_INFERENCE_TYPE_CONSTRUCTOR_MISMATCH,
637 TYPE_INFERENCE_UPPER_BOUND_VIOLATED, TYPE_INFERENCE_EXPECTED_TYPE_MISMATCH);
638
639 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
640
641 // This field is needed to make the Initializer class load (interfaces cannot have static initializers)
642
643 ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
644 @SuppressWarnings("UnusedDeclaration")
645 Initializer __initializer = Initializer.INSTANCE;
646
647 class Initializer {
648 static {
649 initializeFactoryNames(Errors.class);
650 }
651
652 public static void initializeFactoryNames(@NotNull Class<?> aClass) {
653 for (Field field : aClass.getFields()) {
654 if (Modifier.isStatic(field.getModifiers())) {
655 try {
656 Object value = field.get(null);
657 if (value instanceof DiagnosticFactory) {
658 DiagnosticFactory<?> factory = (DiagnosticFactory<?>)value;
659 factory.setName(field.getName());
660 }
661 }
662 catch (IllegalAccessException e) {
663 throw new IllegalStateException(e);
664 }
665 }
666 }
667 }
668
669 private static final Initializer INSTANCE = new Initializer();
670
671 private Initializer() {
672 }
673 }
674 }