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Provide some hints for dispatches with lhs (first param) that is const

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This commit is contained in:
Jason Turner 2009-11-21 06:02:17 +00:00
parent 95c124ca35
commit 1c6b2725b3
2 changed files with 7 additions and 2 deletions
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7
include/chaiscript/dispatchkit/proxy_functions.hpp
View File

@ -496,6 +496,11 @@ namespace chaiscript
{ {
} }
dispatch_error(bool is_const) throw()
: std::runtime_error(std::string("No matching function to dispatch to") + (is_const?", parameter is const":""))
{
}
virtual ~dispatch_error() throw() {} virtual ~dispatch_error() throw() {}
}; };
@ -526,7 +531,7 @@ namespace chaiscript
++begin; ++begin;
} }
throw dispatch_error(); throw dispatch_error(plist.empty()?false:plist[0].is_const());
} }
/** /**

2
include/chaiscript/language/chaiscript_eval.hpp
View File

@ -182,7 +182,7 @@ namespace chaiscript
retval = ss.call_function(node->children[i+1]->text, plb); retval = ss.call_function(node->children[i+1]->text, plb);
} }
catch(const dispatch_error &){ catch(const dispatch_error &){
throw Eval_Error("Mismatched types in equation", node->children[i+1]); throw Eval_Error(std::string("Mismatched types in equation") + (lhs.is_const()?", lhs is const.":"."), node->children[i+1]);
} }
} }
catch(const dispatch_error &){ catch(const dispatch_error &){