diff options
Diffstat (limited to 'src/expand/macro_rules.cpp')
-rw-r--r-- | src/expand/macro_rules.cpp | 23 |
1 files changed, 5 insertions, 18 deletions
diff --git a/src/expand/macro_rules.cpp b/src/expand/macro_rules.cpp index fac6dec1..5a8e02c4 100644 --- a/src/expand/macro_rules.cpp +++ b/src/expand/macro_rules.cpp @@ -10,7 +10,7 @@ class CMacroRulesExpander: { bool expand_early() const override { return true; } - AST::Expr expand(const ::std::string& ident, const TokenTree& tt, AST::Module& mod, MacroPosition position) + ::std::unique_ptr<TokenStream> expand(const ::std::string& ident, const TokenTree& tt, AST::Module& mod) override { if( ident == "" ) { throw ::std::runtime_error( "ERROR: macro_rules! requires an identifier" ); @@ -21,7 +21,8 @@ class CMacroRulesExpander: // TODO: Place into current module using `ident` as the name mod.add_macro( false, ident, mac ); - return AST::Expr(); + static TokenTree empty_tt; + return box$( TTStream(empty_tt) ); } }; @@ -59,23 +60,9 @@ class CMacroUseHandler: }; -AST::Expr Macro_Invoke(const char* name, const MacroRules& rules, const TokenTree& tt, AST::Module& mod, MacroPosition position) +::std::unique_ptr<TokenStream> Macro_Invoke(const char* name, const MacroRules& rules, const TokenTree& tt, AST::Module& mod) { - auto out_tt = Macro_InvokeRules(name, rules, tt); - TokenStream& lex = *out_tt; - // TODO: Expand out_tt - switch(position) - { - case MacroPosition::Item: { - LList<AST::Module*> l(nullptr, &mod); - Parse_ModRoot_Items(lex, mod, l, false, "-"); - return AST::Expr(); - } - default: - throw ::std::runtime_error("TODO: Macro in non-item position"); - //case MacroPosition::Stmt: { - // break; } - } + return Macro_InvokeRules(name, rules, tt); } |