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1 : // Copyright (C) 2020-2026 Free Software Foundation, Inc.
2 :
3 : // This file is part of GCC.
4 :
5 : // GCC is free software; you can redistribute it and/or modify it under
6 : // the terms of the GNU General Public License as published by the Free
7 : // Software Foundation; either version 3, or (at your option) any later
8 : // version.
9 :
10 : // GCC is distributed in the hope that it will be useful, but WITHOUT ANY
11 : // WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 : // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 : // for more details.
14 :
15 : // You should have received a copy of the GNU General Public License
16 : // along with GCC; see the file COPYING3. If not see
17 : // <http://www.gnu.org/licenses/>.
18 :
19 : #ifndef RUST_HIR_VISITOR_H
20 : #define RUST_HIR_VISITOR_H
21 :
22 : #include "rust-hir-full-decls.h"
23 : #include "rust-ast.h"
24 :
25 : namespace Rust {
26 : namespace HIR {
27 :
28 30017 : class HIRFullVisitor
29 : {
30 : public:
31 : virtual void visit (Lifetime &lifetime) = 0;
32 : virtual void visit (LifetimeParam &lifetime_param) = 0;
33 : virtual void visit (PathInExpression &path) = 0;
34 : virtual void visit (TypePathSegment &segment) = 0;
35 : virtual void visit (TypePathSegmentGeneric &segment) = 0;
36 : virtual void visit (TypePathSegmentFunction &segment) = 0;
37 : virtual void visit (TypePath &path) = 0;
38 : virtual void visit (QualifiedPathInExpression &path) = 0;
39 : virtual void visit (QualifiedPathInType &path) = 0;
40 : virtual void visit (LiteralExpr &expr) = 0;
41 : virtual void visit (BorrowExpr &expr) = 0;
42 : virtual void visit (DereferenceExpr &expr) = 0;
43 : virtual void visit (ErrorPropagationExpr &expr) = 0;
44 : virtual void visit (NegationExpr &expr) = 0;
45 : virtual void visit (ArithmeticOrLogicalExpr &expr) = 0;
46 : virtual void visit (ComparisonExpr &expr) = 0;
47 : virtual void visit (LazyBooleanExpr &expr) = 0;
48 : virtual void visit (TypeCastExpr &expr) = 0;
49 : virtual void visit (AssignmentExpr &expr) = 0;
50 : virtual void visit (CompoundAssignmentExpr &expr) = 0;
51 : virtual void visit (GroupedExpr &expr) = 0;
52 : virtual void visit (ArrayElemsValues &elems) = 0;
53 : virtual void visit (ArrayElemsCopied &elems) = 0;
54 : virtual void visit (ArrayExpr &expr) = 0;
55 : virtual void visit (ArrayIndexExpr &expr) = 0;
56 : virtual void visit (TupleExpr &expr) = 0;
57 : virtual void visit (TupleIndexExpr &expr) = 0;
58 : virtual void visit (StructExprStruct &expr) = 0;
59 : virtual void visit (StructExprFieldIdentifier &field) = 0;
60 : virtual void visit (StructExprFieldIdentifierValue &field) = 0;
61 : virtual void visit (StructExprFieldIndexValue &field) = 0;
62 : virtual void visit (StructExprStructFields &expr) = 0;
63 : virtual void visit (StructExprStructBase &expr) = 0;
64 : virtual void visit (CallExpr &expr) = 0;
65 : virtual void visit (MethodCallExpr &expr) = 0;
66 : virtual void visit (FieldAccessExpr &expr) = 0;
67 : virtual void visit (BlockExpr &expr) = 0;
68 : virtual void visit (AnonConst &expr) = 0;
69 : virtual void visit (ConstBlock &expr) = 0;
70 : virtual void visit (ClosureExpr &expr) = 0;
71 : virtual void visit (ContinueExpr &expr) = 0;
72 : virtual void visit (BreakExpr &expr) = 0;
73 : virtual void visit (RangeFromToExpr &expr) = 0;
74 : virtual void visit (RangeFromExpr &expr) = 0;
75 : virtual void visit (RangeToExpr &expr) = 0;
76 : virtual void visit (RangeFullExpr &expr) = 0;
77 : virtual void visit (RangeFromToInclExpr &expr) = 0;
78 : virtual void visit (RangeToInclExpr &expr) = 0;
79 : virtual void visit (BoxExpr &expr) = 0;
80 : virtual void visit (ReturnExpr &expr) = 0;
81 : virtual void visit (UnsafeBlockExpr &expr) = 0;
82 : virtual void visit (LoopExpr &expr) = 0;
83 : virtual void visit (WhileLoopExpr &expr) = 0;
84 : virtual void visit (WhileLetLoopExpr &expr) = 0;
85 : virtual void visit (IfExpr &expr) = 0;
86 : virtual void visit (IfExprConseqElse &expr) = 0;
87 : virtual void visit (MatchExpr &expr) = 0;
88 : virtual void visit (AwaitExpr &expr) = 0;
89 : virtual void visit (AsyncBlockExpr &expr) = 0;
90 : virtual void visit (InlineAsm &expr) = 0;
91 : virtual void visit (LlvmInlineAsm &expr) = 0;
92 : virtual void visit (OffsetOf &expr) = 0;
93 : virtual void visit (TypeParam ¶m) = 0;
94 : virtual void visit (ConstGenericParam ¶m) = 0;
95 : virtual void visit (LifetimeWhereClauseItem &item) = 0;
96 : virtual void visit (TypeBoundWhereClauseItem &item) = 0;
97 : virtual void visit (Module &module) = 0;
98 : virtual void visit (ExternCrate &crate) = 0;
99 : virtual void visit (UseTreeGlob &use_tree) = 0;
100 : virtual void visit (UseTreeList &use_tree) = 0;
101 : virtual void visit (UseTreeRebind &use_tree) = 0;
102 : virtual void visit (UseDeclaration &use_decl) = 0;
103 : virtual void visit (Function &function) = 0;
104 : virtual void visit (TypeAlias &type_alias) = 0;
105 : virtual void visit (StructStruct &struct_item) = 0;
106 : virtual void visit (TupleStruct &tuple_struct) = 0;
107 : virtual void visit (EnumItem &item) = 0;
108 : virtual void visit (EnumItemTuple &item) = 0;
109 : virtual void visit (EnumItemStruct &item) = 0;
110 : virtual void visit (EnumItemDiscriminant &item) = 0;
111 : virtual void visit (Enum &enum_item) = 0;
112 : virtual void visit (Union &union_item) = 0;
113 : virtual void visit (ConstantItem &const_item) = 0;
114 : virtual void visit (StaticItem &static_item) = 0;
115 : virtual void visit (TraitItemFunc &item) = 0;
116 : virtual void visit (TraitItemConst &item) = 0;
117 : virtual void visit (TraitItemType &item) = 0;
118 : virtual void visit (Trait &trait) = 0;
119 : virtual void visit (ImplBlock &impl) = 0;
120 : virtual void visit (ExternalStaticItem &item) = 0;
121 : virtual void visit (ExternalFunctionItem &item) = 0;
122 : virtual void visit (ExternalTypeItem &item) = 0;
123 : virtual void visit (ExternBlock &block) = 0;
124 : virtual void visit (LiteralPattern &pattern) = 0;
125 : virtual void visit (IdentifierPattern &pattern) = 0;
126 : virtual void visit (WildcardPattern &pattern) = 0;
127 : virtual void visit (RangePatternBoundLiteral &bound) = 0;
128 : virtual void visit (RangePatternBoundPath &bound) = 0;
129 : virtual void visit (RangePatternBoundQualPath &bound) = 0;
130 : virtual void visit (RangePattern &pattern) = 0;
131 : virtual void visit (ReferencePattern &pattern) = 0;
132 : virtual void visit (StructPatternFieldTuplePat &field) = 0;
133 : virtual void visit (StructPatternFieldIdentPat &field) = 0;
134 : virtual void visit (StructPatternFieldIdent &field) = 0;
135 : virtual void visit (StructPattern &pattern) = 0;
136 : virtual void visit (TupleStructItemsNoRest &tuple_items) = 0;
137 : virtual void visit (TupleStructItemsHasRest &tuple_items) = 0;
138 : virtual void visit (TupleStructPattern &pattern) = 0;
139 : virtual void visit (TuplePatternItemsNoRest &tuple_items) = 0;
140 : virtual void visit (TuplePatternItemsHasRest &tuple_items) = 0;
141 : virtual void visit (TuplePattern &pattern) = 0;
142 : virtual void visit (SlicePatternItemsNoRest &items) = 0;
143 : virtual void visit (SlicePatternItemsHasRest &items) = 0;
144 : virtual void visit (SlicePattern &pattern) = 0;
145 : virtual void visit (AltPattern &pattern) = 0;
146 : virtual void visit (EmptyStmt &stmt) = 0;
147 : virtual void visit (LetStmt &stmt) = 0;
148 : virtual void visit (ExprStmt &stmt) = 0;
149 : virtual void visit (TraitBound &bound) = 0;
150 : virtual void visit (ImplTraitType &type) = 0;
151 : virtual void visit (TraitObjectType &type) = 0;
152 : virtual void visit (ParenthesisedType &type) = 0;
153 : virtual void visit (TupleType &type) = 0;
154 : virtual void visit (NeverType &type) = 0;
155 : virtual void visit (RawPointerType &type) = 0;
156 : virtual void visit (ReferenceType &type) = 0;
157 : virtual void visit (ArrayType &type) = 0;
158 : virtual void visit (SliceType &type) = 0;
159 : virtual void visit (InferredType &type) = 0;
160 : virtual void visit (BareFunctionType &type) = 0;
161 : };
162 :
163 4270 : class DefaultHIRVisitor : public HIRFullVisitor
164 : {
165 : public:
166 : virtual void visit_where_clause (WhereClause &);
167 : virtual void visit_where_clause (const WhereClause &);
168 : virtual void visit_named_function_param (NamedFunctionParam ¶m);
169 : virtual void visit_function_param (FunctionParam ¶m);
170 : virtual void visit_self_param (SelfParam ¶m);
171 : virtual void visit_match_arm (MatchArm &arm);
172 : virtual void visit_match_case (MatchCase &);
173 : virtual void visit_struct_field (StructField &field);
174 : virtual void visit_generic_args (GenericArgs &args);
175 : virtual void visit_qualified_path_type (QualifiedPathType &);
176 : virtual void visit_path_expr_segment (PathExprSegment &segment);
177 : virtual void visit_closure_param (ClosureParam ¶m);
178 : virtual void visit_loop_label (LoopLabel &);
179 :
180 29842 : virtual void visit_attribute (AST::Attribute &attr)
181 : {
182 29842 : visit_attribute (static_cast<const AST::Attribute &> (attr));
183 29842 : }
184 30161 : virtual void visit_attribute (const AST::Attribute &attr) {}
185 95532 : template <typename T> void visit_outer_attrs (T &node)
186 : {
187 125547 : for (auto &attr : node.get_outer_attrs ())
188 30015 : visit_attribute (attr);
189 95532 : }
190 31366 : template <typename T> void visit_inner_attrs (T &node)
191 : {
192 31512 : for (auto &attr : node.get_inner_attrs ())
193 146 : visit_attribute (attr);
194 31366 : }
195 :
196 0 : virtual void visit (WhereClauseItem &node) { walk (node); }
197 :
198 5873 : virtual void visit (Lifetime &node) override { walk (node); }
199 159 : virtual void visit (LifetimeParam &node) override { walk (node); }
200 15 : virtual void visit (PathInExpression &node) override { walk (node); }
201 45971 : virtual void visit (TypePathSegment &node) override { walk (node); }
202 2335 : virtual void visit (TypePathSegmentGeneric &node) override { walk (node); }
203 27 : virtual void visit (TypePathSegmentFunction &node) override { walk (node); }
204 46330 : virtual void visit (TypePath &node) override { walk (node); }
205 72 : virtual void visit (QualifiedPathInExpression &node) override { walk (node); }
206 199 : virtual void visit (QualifiedPathInType &node) override { walk (node); }
207 36 : virtual void visit (LiteralExpr &node) override { walk (node); }
208 1220 : virtual void visit (BorrowExpr &node) override { walk (node); }
209 0 : virtual void visit (DereferenceExpr &node) override { walk (node); }
210 0 : virtual void visit (ErrorPropagationExpr &node) override { walk (node); }
211 480 : virtual void visit (NegationExpr &node) override { walk (node); }
212 2181 : virtual void visit (ArithmeticOrLogicalExpr &node) override { walk (node); }
213 3387 : virtual void visit (ComparisonExpr &node) override { walk (node); }
214 353 : virtual void visit (LazyBooleanExpr &node) override { walk (node); }
215 2010 : virtual void visit (TypeCastExpr &node) override { walk (node); }
216 0 : virtual void visit (AssignmentExpr &node) override { walk (node); }
217 655 : virtual void visit (CompoundAssignmentExpr &node) override { walk (node); }
218 185 : virtual void visit (GroupedExpr &node) override { walk (node); }
219 38 : virtual void visit (ArrayElemsValues &node) override { walk (node); }
220 37 : virtual void visit (ArrayElemsCopied &node) override { walk (node); }
221 75 : virtual void visit (ArrayExpr &node) override { walk (node); }
222 0 : virtual void visit (ArrayIndexExpr &node) override { walk (node); }
223 2 : virtual void visit (TupleExpr &node) override { walk (node); }
224 0 : virtual void visit (TupleIndexExpr &node) override { walk (node); }
225 13 : virtual void visit (StructExprStruct &node) override { walk (node); }
226 86 : virtual void visit (StructExprFieldIdentifier &node) override { walk (node); }
227 288 : virtual void visit (StructExprFieldIdentifierValue &node) override
228 : {
229 288 : walk (node);
230 288 : }
231 0 : virtual void visit (StructExprFieldIndexValue &node) override { walk (node); }
232 190 : virtual void visit (StructExprStructFields &node) override { walk (node); }
233 0 : virtual void visit (StructExprStructBase &node) override { walk (node); }
234 9149 : virtual void visit (CallExpr &node) override { walk (node); }
235 1379 : virtual void visit (MethodCallExpr &node) override { walk (node); }
236 0 : virtual void visit (FieldAccessExpr &node) override { walk (node); }
237 7 : virtual void visit (ClosureExpr &node) override { walk (node); }
238 21731 : virtual void visit (BlockExpr &node) override { walk (node); }
239 481 : virtual void visit (AnonConst &node) override { walk (node); }
240 7 : virtual void visit (ConstBlock &node) override { walk (node); }
241 8 : virtual void visit (ContinueExpr &node) override { walk (node); }
242 52 : virtual void visit (BreakExpr &node) override { walk (node); }
243 0 : virtual void visit (RangeFromToExpr &node) override { walk (node); }
244 0 : virtual void visit (RangeFromExpr &node) override { walk (node); }
245 0 : virtual void visit (RangeToExpr &node) override { walk (node); }
246 0 : virtual void visit (RangeFullExpr &node) override { walk (node); }
247 0 : virtual void visit (RangeFromToInclExpr &node) override { walk (node); }
248 0 : virtual void visit (RangeToInclExpr &node) override { walk (node); }
249 1 : virtual void visit (BoxExpr &node) override { walk (node); }
250 499 : virtual void visit (ReturnExpr &node) override { walk (node); }
251 3203 : virtual void visit (UnsafeBlockExpr &node) override { walk (node); }
252 93 : virtual void visit (LoopExpr &node) override { walk (node); }
253 73 : virtual void visit (WhileLoopExpr &node) override { walk (node); }
254 0 : virtual void visit (WhileLetLoopExpr &node) override { walk (node); }
255 2402 : virtual void visit (IfExpr &node) override { walk (node); }
256 1199 : virtual void visit (IfExprConseqElse &node) override { walk (node); }
257 1000 : virtual void visit (MatchExpr &node) override { walk (node); }
258 0 : virtual void visit (AwaitExpr &node) override { walk (node); }
259 0 : virtual void visit (AsyncBlockExpr &node) override { walk (node); }
260 24 : virtual void visit (InlineAsm &node) override { walk (node); }
261 2 : virtual void visit (LlvmInlineAsm &node) override { walk (node); }
262 0 : virtual void visit (OffsetOf &node) override { walk (node); }
263 8133 : virtual void visit (TypeParam &node) override { walk (node); }
264 0 : virtual void visit (ConstGenericParam &node) override { walk (node); }
265 0 : virtual void visit (LifetimeWhereClauseItem &node) override { walk (node); }
266 139 : virtual void visit (TypeBoundWhereClauseItem &node) override { walk (node); }
267 1164 : virtual void visit (Module &node) override { walk (node); }
268 0 : virtual void visit (ExternCrate &node) override { walk (node); }
269 0 : virtual void visit (UseTreeGlob &node) override { walk (node); }
270 0 : virtual void visit (UseTreeList &node) override { walk (node); }
271 0 : virtual void visit (UseTreeRebind &node) override { walk (node); }
272 0 : virtual void visit (UseDeclaration &node) override { walk (node); }
273 12939 : virtual void visit (Function &node) override { walk (node); }
274 1235 : virtual void visit (TypeAlias &node) override { walk (node); }
275 1465 : virtual void visit (StructStruct &node) override { walk (node); }
276 932 : virtual void visit (TupleStruct &node) override { walk (node); }
277 1157 : virtual void visit (EnumItem &node) override { walk (node); }
278 390 : virtual void visit (EnumItemTuple &node) override { walk (node); }
279 79 : virtual void visit (EnumItemStruct &node) override { walk (node); }
280 273 : virtual void visit (EnumItemDiscriminant &node) override { walk (node); }
281 491 : virtual void visit (Enum &node) override { walk (node); }
282 100 : virtual void visit (Union &node) override { walk (node); }
283 507 : virtual void visit (ConstantItem &node) override { walk (node); }
284 50 : virtual void visit (StaticItem &node) override { walk (node); }
285 2495 : virtual void visit (TraitItemFunc &node) override { walk (node); }
286 30 : virtual void visit (TraitItemConst &node) override { walk (node); }
287 710 : virtual void visit (TraitItemType &node) override { walk (node); }
288 3699 : virtual void visit (Trait &node) override { walk (node); }
289 5395 : virtual void visit (ImplBlock &node) override { walk (node); }
290 0 : virtual void visit (ExternalStaticItem &node) override { walk (node); }
291 2481 : virtual void visit (ExternalFunctionItem &node) override { walk (node); }
292 0 : virtual void visit (ExternalTypeItem &node) override { walk (node); }
293 1604 : virtual void visit (ExternBlock &node) override { walk (node); }
294 405 : virtual void visit (LiteralPattern &node) override { walk (node); }
295 8335 : virtual void visit (IdentifierPattern &node) override { walk (node); }
296 749 : virtual void visit (WildcardPattern &node) override { walk (node); }
297 77 : virtual void visit (RangePatternBoundLiteral &node) override { walk (node); }
298 21 : virtual void visit (RangePatternBoundPath &node) override { walk (node); }
299 0 : virtual void visit (RangePatternBoundQualPath &node) override { walk (node); }
300 49 : virtual void visit (RangePattern &node) override { walk (node); }
301 173 : virtual void visit (ReferencePattern &node) override { walk (node); }
302 18 : virtual void visit (StructPatternFieldTuplePat &node) override
303 : {
304 18 : walk (node);
305 18 : }
306 118 : virtual void visit (StructPatternFieldIdentPat &node) override
307 : {
308 118 : walk (node);
309 118 : }
310 91 : virtual void visit (StructPatternFieldIdent &node) override { walk (node); }
311 137 : virtual void visit (StructPattern &node) override { walk (node); }
312 880 : virtual void visit (TupleStructItemsNoRest &node) override { walk (node); }
313 36 : virtual void visit (TupleStructItemsHasRest &node) override { walk (node); }
314 916 : virtual void visit (TupleStructPattern &node) override { walk (node); }
315 100 : virtual void visit (TuplePatternItemsNoRest &node) override { walk (node); }
316 23 : virtual void visit (TuplePatternItemsHasRest &node) override { walk (node); }
317 123 : virtual void visit (TuplePattern &node) override { walk (node); }
318 31 : virtual void visit (SlicePatternItemsNoRest &node) override { walk (node); }
319 44 : virtual void visit (SlicePatternItemsHasRest &node) override { walk (node); }
320 75 : virtual void visit (SlicePattern &node) override { walk (node); }
321 145 : virtual void visit (AltPattern &node) override { walk (node); }
322 46 : virtual void visit (EmptyStmt &node) override { walk (node); }
323 12 : virtual void visit (LetStmt &node) override { walk (node); }
324 10477 : virtual void visit (ExprStmt &node) override { walk (node); }
325 1681 : virtual void visit (TraitBound &node) override { walk (node); }
326 28 : virtual void visit (ImplTraitType &node) override { walk (node); }
327 91 : virtual void visit (TraitObjectType &node) override { walk (node); }
328 4 : virtual void visit (ParenthesisedType &node) override { walk (node); }
329 316 : virtual void visit (TupleType &node) override { walk (node); }
330 185 : virtual void visit (NeverType &node) override { walk (node); }
331 4036 : virtual void visit (RawPointerType &node) override { walk (node); }
332 3975 : virtual void visit (ReferenceType &node) override { walk (node); }
333 474 : virtual void visit (ArrayType &node) override { walk (node); }
334 848 : virtual void visit (SliceType &node) override { walk (node); }
335 14 : virtual void visit (InferredType &node) override { walk (node); }
336 33 : virtual void visit (BareFunctionType &node) override { walk (node); }
337 :
338 : protected:
339 : virtual void walk (WhereClauseItem &) final;
340 :
341 : virtual void walk (Lifetime &) final;
342 : virtual void walk (LifetimeParam &) final;
343 : virtual void walk (PathInExpression &) final;
344 : virtual void walk (TypePathSegment &) final;
345 : virtual void walk (TypePathSegmentGeneric &) final;
346 : virtual void walk (TypePathSegmentFunction &) final;
347 : virtual void walk (TypePath &) final;
348 : virtual void walk (QualifiedPathInExpression &) final;
349 : virtual void walk (QualifiedPathInType &) final;
350 :
351 : virtual void walk (LiteralExpr &) final;
352 : virtual void walk (BorrowExpr &) final;
353 : virtual void walk (DereferenceExpr &) final;
354 : virtual void walk (ErrorPropagationExpr &) final;
355 : virtual void walk (NegationExpr &) final;
356 : virtual void walk (ArithmeticOrLogicalExpr &) final;
357 : virtual void walk (ComparisonExpr &) final;
358 : virtual void walk (LazyBooleanExpr &) final;
359 : virtual void walk (TypeCastExpr &) final;
360 : virtual void walk (AssignmentExpr &) final;
361 : virtual void walk (CompoundAssignmentExpr &) final;
362 : virtual void walk (GroupedExpr &) final;
363 :
364 : virtual void walk (ArrayElemsValues &) final;
365 : virtual void walk (ArrayElemsCopied &) final;
366 : virtual void walk (ArrayExpr &) final;
367 : virtual void walk (ArrayIndexExpr &) final;
368 : virtual void walk (TupleExpr &) final;
369 : virtual void walk (TupleIndexExpr &) final;
370 : virtual void walk (StructExprStruct &) final;
371 : virtual void walk (StructExprFieldIdentifier &) final;
372 : virtual void walk (StructExprFieldIdentifierValue &) final;
373 : virtual void walk (StructExprFieldIndexValue &) final;
374 : virtual void walk (StructExprStructFields &) final;
375 : virtual void walk (StructExprStructBase &) final;
376 : virtual void walk (CallExpr &) final;
377 : virtual void walk (MethodCallExpr &) final;
378 : virtual void walk (FieldAccessExpr &) final;
379 : virtual void walk (ClosureExpr &) final;
380 : virtual void walk (BlockExpr &) final;
381 : virtual void walk (AnonConst &) final;
382 : virtual void walk (ConstBlock &) final;
383 : virtual void walk (ContinueExpr &) final;
384 : virtual void walk (BreakExpr &) final;
385 : virtual void walk (RangeFromToExpr &) final;
386 : virtual void walk (RangeFromExpr &) final;
387 : virtual void walk (RangeToExpr &) final;
388 : virtual void walk (RangeFullExpr &) final;
389 : virtual void walk (RangeFromToInclExpr &) final;
390 : virtual void walk (RangeToInclExpr &) final;
391 : virtual void walk (BoxExpr &) final;
392 : virtual void walk (ReturnExpr &) final;
393 : virtual void walk (UnsafeBlockExpr &) final;
394 : virtual void walk (LoopExpr &) final;
395 : virtual void walk (WhileLoopExpr &) final;
396 : virtual void walk (WhileLetLoopExpr &) final;
397 : virtual void walk (IfExpr &) final;
398 : virtual void walk (IfExprConseqElse &) final;
399 : virtual void walk (MatchExpr &) final;
400 : virtual void walk (AwaitExpr &) final;
401 : virtual void walk (AsyncBlockExpr &) final;
402 : virtual void walk (InlineAsm &) final;
403 : virtual void walk (LlvmInlineAsm &) final;
404 : virtual void walk (OffsetOf &) final;
405 : virtual void walk (TypeParam &) final;
406 : virtual void walk (ConstGenericParam &) final;
407 : virtual void walk (LifetimeWhereClauseItem &) final;
408 : virtual void walk (TypeBoundWhereClauseItem &) final;
409 : virtual void walk (Module &) final;
410 : virtual void walk (ExternCrate &) final;
411 : virtual void walk (UseTreeGlob &) final;
412 : virtual void walk (UseTreeList &) final;
413 : virtual void walk (UseTreeRebind &) final;
414 : virtual void walk (UseDeclaration &) final;
415 : virtual void walk (Function &) final;
416 : virtual void walk (TypeAlias &) final;
417 : virtual void walk (StructStruct &) final;
418 : virtual void walk (TupleStruct &) final;
419 : virtual void walk (EnumItem &) final;
420 : virtual void walk (EnumItemTuple &) final;
421 : virtual void walk (EnumItemStruct &) final;
422 : virtual void walk (EnumItemDiscriminant &) final;
423 : virtual void walk (Enum &) final;
424 : virtual void walk (Union &) final;
425 : virtual void walk (ConstantItem &) final;
426 : virtual void walk (StaticItem &) final;
427 : virtual void walk (TraitItemFunc &) final;
428 : virtual void walk (TraitItemConst &) final;
429 : virtual void walk (TraitItemType &) final;
430 : virtual void walk (Trait &) final;
431 : virtual void walk (ImplBlock &) final;
432 : virtual void walk (ExternalStaticItem &) final;
433 : virtual void walk (ExternalFunctionItem &) final;
434 : virtual void walk (ExternalTypeItem &) final;
435 : virtual void walk (ExternBlock &) final;
436 : virtual void walk (LiteralPattern &) final;
437 : virtual void walk (IdentifierPattern &) final;
438 : virtual void walk (WildcardPattern &) final;
439 : virtual void walk (RangePatternBoundLiteral &) final;
440 : virtual void walk (RangePatternBoundPath &) final;
441 : virtual void walk (RangePatternBoundQualPath &) final;
442 : virtual void walk (RangePattern &) final;
443 : virtual void walk (ReferencePattern &) final;
444 : virtual void walk (StructPatternFieldTuplePat &) final;
445 : virtual void walk (StructPatternFieldIdentPat &) final;
446 : virtual void walk (StructPatternFieldIdent &) final;
447 : virtual void walk (StructPattern &) final;
448 : virtual void walk (TupleStructItemsNoRest &) final;
449 : virtual void walk (TupleStructItemsHasRest &) final;
450 : virtual void walk (TupleStructPattern &) final;
451 : virtual void walk (TuplePatternItemsNoRest &) final;
452 : virtual void walk (TuplePatternItemsHasRest &) final;
453 : virtual void walk (TuplePattern &) final;
454 : virtual void walk (SlicePatternItemsNoRest &) final;
455 : virtual void walk (SlicePatternItemsHasRest &) final;
456 : virtual void walk (SlicePattern &) final;
457 : virtual void walk (AltPattern &) final;
458 : virtual void walk (EmptyStmt &) final;
459 : virtual void walk (LetStmt &) final;
460 : virtual void walk (ExprStmt &) final;
461 : virtual void walk (TraitBound &) final;
462 : virtual void walk (ImplTraitType &) final;
463 : virtual void walk (TraitObjectType &) final;
464 : virtual void walk (ParenthesisedType &) final;
465 : virtual void walk (TupleType &) final;
466 : virtual void walk (NeverType &) final;
467 : virtual void walk (RawPointerType &) final;
468 : virtual void walk (ReferenceType &) final;
469 : virtual void walk (ArrayType &) final;
470 : virtual void walk (SliceType &) final;
471 : virtual void walk (InferredType &) final;
472 : virtual void walk (BareFunctionType &) final;
473 : };
474 :
475 12732 : class HIRFullVisitorBase : public HIRFullVisitor
476 : {
477 : public:
478 4244 : virtual ~HIRFullVisitorBase () {}
479 :
480 0 : virtual void visit (Lifetime &) override {}
481 0 : virtual void visit (LifetimeParam &) override {}
482 0 : virtual void visit (PathInExpression &) override {}
483 0 : virtual void visit (TypePathSegment &) override {}
484 0 : virtual void visit (TypePathSegmentGeneric &) override {}
485 0 : virtual void visit (TypePathSegmentFunction &) override {}
486 0 : virtual void visit (TypePath &) override {}
487 78 : virtual void visit (QualifiedPathInExpression &) override {}
488 0 : virtual void visit (QualifiedPathInType &) override {}
489 :
490 21466 : virtual void visit (LiteralExpr &) override {}
491 0 : virtual void visit (BorrowExpr &) override {}
492 0 : virtual void visit (DereferenceExpr &) override {}
493 0 : virtual void visit (ErrorPropagationExpr &) override {}
494 0 : virtual void visit (NegationExpr &) override {}
495 0 : virtual void visit (ArithmeticOrLogicalExpr &) override {}
496 0 : virtual void visit (ComparisonExpr &) override {}
497 0 : virtual void visit (LazyBooleanExpr &) override {}
498 0 : virtual void visit (TypeCastExpr &) override {}
499 0 : virtual void visit (AssignmentExpr &) override {}
500 0 : virtual void visit (CompoundAssignmentExpr &) override {}
501 0 : virtual void visit (GroupedExpr &) override {}
502 :
503 0 : virtual void visit (ArrayElemsValues &) override {}
504 88 : virtual void visit (ArrayElemsCopied &) override {}
505 0 : virtual void visit (ArrayExpr &) override {}
506 0 : virtual void visit (ArrayIndexExpr &) override {}
507 0 : virtual void visit (TupleExpr &) override {}
508 0 : virtual void visit (TupleIndexExpr &) override {}
509 0 : virtual void visit (StructExprStruct &) override {}
510 :
511 112 : virtual void visit (StructExprFieldIdentifier &) override {}
512 0 : virtual void visit (StructExprFieldIdentifierValue &) override {}
513 :
514 42 : virtual void visit (StructExprFieldIndexValue &) override {}
515 0 : virtual void visit (StructExprStructFields &) override {}
516 0 : virtual void visit (StructExprStructBase &) override {}
517 :
518 0 : virtual void visit (CallExpr &) override {}
519 0 : virtual void visit (MethodCallExpr &) override {}
520 0 : virtual void visit (FieldAccessExpr &) override {}
521 0 : virtual void visit (ClosureExpr &) override {}
522 0 : virtual void visit (BlockExpr &) override {}
523 0 : virtual void visit (AnonConst &) override {}
524 7 : virtual void visit (ConstBlock &) override {}
525 14 : virtual void visit (ContinueExpr &) override {}
526 0 : virtual void visit (BreakExpr &) override {}
527 59 : virtual void visit (RangeFromToExpr &) override {}
528 0 : virtual void visit (RangeFromExpr &) override {}
529 0 : virtual void visit (RangeToExpr &) override {}
530 0 : virtual void visit (RangeFullExpr &) override {}
531 0 : virtual void visit (RangeFromToInclExpr &) override {}
532 0 : virtual void visit (RangeToInclExpr &) override {}
533 0 : virtual void visit (BoxExpr &) override {}
534 0 : virtual void visit (ReturnExpr &) override {}
535 0 : virtual void visit (UnsafeBlockExpr &) override {}
536 0 : virtual void visit (LoopExpr &) override {}
537 0 : virtual void visit (WhileLoopExpr &) override {}
538 0 : virtual void visit (WhileLetLoopExpr &) override {}
539 0 : virtual void visit (IfExpr &) override {}
540 0 : virtual void visit (IfExprConseqElse &) override {}
541 :
542 0 : virtual void visit (MatchExpr &) override {}
543 0 : virtual void visit (AwaitExpr &) override {}
544 0 : virtual void visit (AsyncBlockExpr &) override {}
545 26 : virtual void visit (InlineAsm &) override {}
546 4 : virtual void visit (LlvmInlineAsm &) override {}
547 14 : virtual void visit (OffsetOf &) override {}
548 :
549 0 : virtual void visit (TypeParam &) override {}
550 0 : virtual void visit (ConstGenericParam &) override {}
551 :
552 0 : virtual void visit (LifetimeWhereClauseItem &) override {}
553 0 : virtual void visit (TypeBoundWhereClauseItem &) override {}
554 659 : virtual void visit (Module &) override {}
555 0 : virtual void visit (ExternCrate &) override {}
556 :
557 0 : virtual void visit (UseTreeGlob &) override {}
558 0 : virtual void visit (UseTreeList &) override {}
559 0 : virtual void visit (UseTreeRebind &) override {}
560 0 : virtual void visit (UseDeclaration &) override {}
561 0 : virtual void visit (Function &) override {}
562 1290 : virtual void visit (TypeAlias &) override {}
563 3999 : virtual void visit (StructStruct &) override {}
564 2833 : virtual void visit (TupleStruct &) override {}
565 0 : virtual void visit (EnumItem &) override {}
566 0 : virtual void visit (EnumItemTuple &) override {}
567 0 : virtual void visit (EnumItemStruct &) override {}
568 0 : virtual void visit (EnumItemDiscriminant &) override {}
569 1465 : virtual void visit (Enum &) override {}
570 329 : virtual void visit (Union &) override {}
571 1691 : virtual void visit (ConstantItem &) override {}
572 142 : virtual void visit (StaticItem &) override {}
573 0 : virtual void visit (TraitItemFunc &) override {}
574 0 : virtual void visit (TraitItemConst &) override {}
575 0 : virtual void visit (TraitItemType &) override {}
576 7527 : virtual void visit (Trait &) override {}
577 3773 : virtual void visit (ImplBlock &) override {}
578 :
579 0 : virtual void visit (ExternalStaticItem &) override {}
580 0 : virtual void visit (ExternalFunctionItem &) override {}
581 0 : virtual void visit (ExternalTypeItem &) override {}
582 3278 : virtual void visit (ExternBlock &) override {}
583 :
584 0 : virtual void visit (LiteralPattern &) override {}
585 0 : virtual void visit (IdentifierPattern &) override {}
586 0 : virtual void visit (WildcardPattern &) override {}
587 :
588 0 : virtual void visit (RangePatternBoundLiteral &) override {}
589 0 : virtual void visit (RangePatternBoundPath &) override {}
590 0 : virtual void visit (RangePatternBoundQualPath &) override {}
591 0 : virtual void visit (RangePattern &) override {}
592 0 : virtual void visit (ReferencePattern &) override {}
593 :
594 0 : virtual void visit (StructPatternFieldTuplePat &) override {}
595 0 : virtual void visit (StructPatternFieldIdentPat &) override {}
596 0 : virtual void visit (StructPatternFieldIdent &) override {}
597 0 : virtual void visit (StructPattern &) override {}
598 :
599 0 : virtual void visit (TupleStructItemsNoRest &) override {}
600 0 : virtual void visit (TupleStructItemsHasRest &) override {}
601 0 : virtual void visit (TupleStructPattern &) override {}
602 :
603 0 : virtual void visit (TuplePatternItemsNoRest &) override {}
604 0 : virtual void visit (TuplePatternItemsHasRest &) override {}
605 0 : virtual void visit (TuplePattern &) override {}
606 :
607 0 : virtual void visit (SlicePatternItemsNoRest &) override {}
608 0 : virtual void visit (SlicePatternItemsHasRest &) override {}
609 0 : virtual void visit (SlicePattern &) override {}
610 0 : virtual void visit (AltPattern &) override {}
611 :
612 44 : virtual void visit (EmptyStmt &) override {}
613 0 : virtual void visit (LetStmt &) override {}
614 0 : virtual void visit (ExprStmt &) override {}
615 :
616 0 : virtual void visit (TraitBound &) override {}
617 0 : virtual void visit (ImplTraitType &) override {}
618 0 : virtual void visit (TraitObjectType &) override {}
619 0 : virtual void visit (ParenthesisedType &) override {}
620 0 : virtual void visit (TupleType &) override {}
621 0 : virtual void visit (NeverType &) override {}
622 0 : virtual void visit (RawPointerType &) override {}
623 0 : virtual void visit (ReferenceType &) override {}
624 0 : virtual void visit (ArrayType &) override {}
625 0 : virtual void visit (SliceType &) override {}
626 0 : virtual void visit (InferredType &) override {}
627 0 : virtual void visit (BareFunctionType &) override {}
628 : };
629 :
630 5064 : class HIRExternalItemVisitor
631 : {
632 : public:
633 : virtual void visit (ExternalStaticItem &item) = 0;
634 : virtual void visit (ExternalFunctionItem &item) = 0;
635 : virtual void visit (ExternalTypeItem &item) = 0;
636 : };
637 :
638 3614 : class HIRTraitItemVisitor
639 : {
640 : public:
641 : virtual void visit (TraitItemFunc &item) = 0;
642 : virtual void visit (TraitItemConst &item) = 0;
643 : virtual void visit (TraitItemType &item) = 0;
644 : };
645 :
646 78382 : class HIRVisItemVisitor
647 : {
648 : public:
649 : virtual void visit (Module &module) = 0;
650 : virtual void visit (ExternCrate &crate) = 0;
651 : virtual void visit (UseDeclaration &use_decl) = 0;
652 : virtual void visit (Function &function) = 0;
653 : virtual void visit (TypeAlias &type_alias) = 0;
654 : virtual void visit (StructStruct &struct_item) = 0;
655 : virtual void visit (TupleStruct &tuple_struct) = 0;
656 : virtual void visit (Enum &enum_item) = 0;
657 : virtual void visit (Union &union_item) = 0;
658 : virtual void visit (ConstantItem &const_item) = 0;
659 : virtual void visit (StaticItem &static_item) = 0;
660 : virtual void visit (Trait &trait) = 0;
661 : virtual void visit (ImplBlock &impl) = 0;
662 : virtual void visit (ExternBlock &block) = 0;
663 : };
664 :
665 17733 : class HIRImplVisitor
666 : {
667 : public:
668 : virtual void visit (Function &function) = 0;
669 : virtual void visit (ConstantItem &const_item) = 0;
670 : virtual void visit (TypeAlias &type_alias) = 0;
671 : };
672 :
673 61676 : class HIRTypeVisitor
674 : {
675 : public:
676 : virtual void visit (TypePathSegmentFunction &segment) = 0;
677 : virtual void visit (TypePath &path) = 0;
678 : virtual void visit (QualifiedPathInType &path) = 0;
679 : virtual void visit (TraitBound &bound) = 0;
680 : virtual void visit (ImplTraitType &type) = 0;
681 : virtual void visit (TraitObjectType &type) = 0;
682 : virtual void visit (ParenthesisedType &type) = 0;
683 : virtual void visit (TupleType &type) = 0;
684 : virtual void visit (NeverType &type) = 0;
685 : virtual void visit (RawPointerType &type) = 0;
686 : virtual void visit (ReferenceType &type) = 0;
687 : virtual void visit (ArrayType &type) = 0;
688 : virtual void visit (SliceType &type) = 0;
689 : virtual void visit (InferredType &type) = 0;
690 : virtual void visit (BareFunctionType &type) = 0;
691 : };
692 :
693 87329 : class HIRStmtVisitor
694 : {
695 : public:
696 : virtual void visit (EnumItemTuple &) = 0;
697 : virtual void visit (EnumItemStruct &) = 0;
698 : virtual void visit (EnumItem &item) = 0;
699 : virtual void visit (TupleStruct &tuple_struct) = 0;
700 : virtual void visit (EnumItemDiscriminant &) = 0;
701 : virtual void visit (TypePathSegmentFunction &segment) = 0;
702 : virtual void visit (TypePath &path) = 0;
703 : virtual void visit (QualifiedPathInType &path) = 0;
704 : virtual void visit (Module &module) = 0;
705 : virtual void visit (ExternCrate &crate) = 0;
706 : virtual void visit (UseDeclaration &use_decl) = 0;
707 : virtual void visit (Function &function) = 0;
708 : virtual void visit (TypeAlias &type_alias) = 0;
709 : virtual void visit (StructStruct &struct_item) = 0;
710 : virtual void visit (Enum &enum_item) = 0;
711 : virtual void visit (Union &union_item) = 0;
712 : virtual void visit (ConstantItem &const_item) = 0;
713 : virtual void visit (StaticItem &static_item) = 0;
714 : virtual void visit (Trait &trait) = 0;
715 : virtual void visit (ImplBlock &impl) = 0;
716 : virtual void visit (ExternBlock &block) = 0;
717 : virtual void visit (EmptyStmt &stmt) = 0;
718 : virtual void visit (LetStmt &stmt) = 0;
719 : virtual void visit (ExprStmt &stmt) = 0;
720 : };
721 :
722 158332 : class HIRExpressionVisitor
723 : {
724 : public:
725 : // These are StructExprField
726 : // Added because of CompileStructExprField
727 : virtual void visit (StructExprFieldIdentifier &field) = 0;
728 : virtual void visit (StructExprFieldIdentifierValue &field) = 0;
729 : virtual void visit (StructExprFieldIndexValue &field) = 0;
730 :
731 : virtual void visit (HIR::QualifiedPathInExpression &expr) = 0;
732 : virtual void visit (HIR::PathInExpression &expr) = 0;
733 : virtual void visit (ClosureExpr &) = 0;
734 : virtual void visit (StructExprStructFields &) = 0;
735 : virtual void visit (StructExprStruct &) = 0;
736 : virtual void visit (LiteralExpr &expr) = 0;
737 : virtual void visit (BorrowExpr &expr) = 0;
738 : virtual void visit (DereferenceExpr &expr) = 0;
739 : virtual void visit (ErrorPropagationExpr &expr) = 0;
740 : virtual void visit (NegationExpr &expr) = 0;
741 : virtual void visit (ArithmeticOrLogicalExpr &expr) = 0;
742 : virtual void visit (ComparisonExpr &expr) = 0;
743 : virtual void visit (LazyBooleanExpr &expr) = 0;
744 : virtual void visit (TypeCastExpr &expr) = 0;
745 : virtual void visit (AssignmentExpr &expr) = 0;
746 : virtual void visit (CompoundAssignmentExpr &expr) = 0;
747 : virtual void visit (GroupedExpr &expr) = 0;
748 : virtual void visit (ArrayExpr &expr) = 0;
749 : virtual void visit (ArrayIndexExpr &expr) = 0;
750 : virtual void visit (TupleExpr &expr) = 0;
751 : virtual void visit (TupleIndexExpr &expr) = 0;
752 : virtual void visit (CallExpr &expr) = 0;
753 : virtual void visit (MethodCallExpr &expr) = 0;
754 : virtual void visit (FieldAccessExpr &expr) = 0;
755 : virtual void visit (BlockExpr &expr) = 0;
756 : virtual void visit (AnonConst &expr) = 0;
757 : virtual void visit (ConstBlock &expr) = 0;
758 : virtual void visit (ContinueExpr &expr) = 0;
759 : virtual void visit (BreakExpr &expr) = 0;
760 : virtual void visit (RangeFromToExpr &expr) = 0;
761 : virtual void visit (RangeFromExpr &expr) = 0;
762 : virtual void visit (RangeToExpr &expr) = 0;
763 : virtual void visit (RangeFullExpr &expr) = 0;
764 : virtual void visit (RangeFromToInclExpr &expr) = 0;
765 : virtual void visit (RangeToInclExpr &expr) = 0;
766 : virtual void visit (BoxExpr &expr) = 0;
767 : virtual void visit (ReturnExpr &expr) = 0;
768 : virtual void visit (UnsafeBlockExpr &expr) = 0;
769 : virtual void visit (LoopExpr &expr) = 0;
770 : virtual void visit (WhileLoopExpr &expr) = 0;
771 : virtual void visit (WhileLetLoopExpr &expr) = 0;
772 : virtual void visit (IfExpr &expr) = 0;
773 : virtual void visit (IfExprConseqElse &expr) = 0;
774 : virtual void visit (InlineAsm &expr) = 0;
775 : virtual void visit (OffsetOf &expr) = 0;
776 : virtual void visit (LlvmInlineAsm &expr) = 0;
777 : virtual void visit (MatchExpr &expr) = 0;
778 : virtual void visit (AwaitExpr &expr) = 0;
779 : virtual void visit (AsyncBlockExpr &expr) = 0;
780 : };
781 :
782 86390 : class HIRPatternVisitor
783 : {
784 : public:
785 : virtual void visit (IdentifierPattern &) = 0;
786 : virtual void visit (LiteralPattern &) = 0;
787 : virtual void visit (PathInExpression &) = 0;
788 : virtual void visit (QualifiedPathInExpression &) = 0;
789 : virtual void visit (RangePattern &) = 0;
790 : virtual void visit (ReferencePattern &) = 0;
791 : virtual void visit (SlicePattern &) = 0;
792 : virtual void visit (AltPattern &) = 0;
793 : virtual void visit (StructPattern &) = 0;
794 : virtual void visit (TuplePattern &) = 0;
795 : virtual void visit (TupleStructPattern &) = 0;
796 : virtual void visit (WildcardPattern &) = 0;
797 : };
798 :
799 : } // namespace HIR
800 : } // namespace Rust
801 :
802 : #endif
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