diff options
Diffstat (limited to 'gcc/rust/expand/rust-macro-expand.h')
| -rw-r--r-- | gcc/rust/expand/rust-macro-expand.h | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/gcc/rust/expand/rust-macro-expand.h b/gcc/rust/expand/rust-macro-expand.h index 1102565..2e9b88b 100644 --- a/gcc/rust/expand/rust-macro-expand.h +++ b/gcc/rust/expand/rust-macro-expand.h @@ -20,6 +20,7 @@ #define RUST_MACRO_EXPAND_H #include "rust-ast.h" +#include "rust-macro.h" // Provides objects and method prototypes for macro expansion @@ -34,9 +35,9 @@ struct ExpansionCfg { // features? unsigned int recursion_limit = 50; // TODO: determine default recursion limit - // trace macros? - // should test? - // more default stuff? + // trace macros? + // should test? + // more default stuff? }; // Object used to store shared data (between functions) for macro expansion. @@ -59,11 +60,18 @@ struct MacroExpander // should this be public or private? void expand_invoc (std::unique_ptr<AST::MacroInvocation> &invoc); + // Expands a single declarative macro. + AST::ASTFragment expand_decl_macro (AST::MacroInvocData &invoc, + AST::MacroRulesDefinition &rules_def); + void expand_cfg_attrs (std::vector<AST::Attribute> &attrs); - bool fails_cfg (std::vector<AST::Attribute> &attr); + bool fails_cfg (const std::vector<AST::Attribute> &attr) const; + bool fails_cfg_with_expand (std::vector<AST::Attribute> &attrs) const; - /* TODO: make it extend ASTVisitor so that individual items can be accessed - * properly? */ + // Expand the data of a cfg! macro. + void parse_macro_to_meta_item (AST::MacroInvocData &invoc); + // Get the literal representation of a cfg! macro. + AST::Literal expand_cfg_macro (AST::MacroInvocData &invoc); private: AST::Crate &crate; |