xxq250/Nasal-Interpreter
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Bug fixed

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This commit is contained in:
Valk Richard Li
2019-10-14 22:31:47 +08:00
committed by GitHub
parent a89eaee28a
commit d26d71024c
2 changed files with 44 additions and 27 deletions
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version1.0/ast.h
+19 -5
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@@ -47,7 +47,6 @@ class abstract_syntax_tree
var_list.clear();
else
var_list=temp.var_list;
if(temp.var_changed_list.empty())
var_changed_list.clear();
else
@@ -71,8 +70,21 @@ class abstract_syntax_tree
children.clear();
else
children=temp.children;
if(temp.var_list.empty())
var_list.clear();
else
var_list=temp.var_list;
if(temp.var_changed_list.empty())
var_changed_list.clear();
else
var_changed_list=temp.var_changed_list;
if(temp.var_content_list.empty())
var_content_list.clear();
else
var_content_list=temp.var_content_list;
var_number=temp.var_number;
var_string=temp.var_string;
id_name=temp.id_name;
return *this;
}
void tree_set_clear()
@@ -92,22 +104,24 @@ class abstract_syntax_tree
std::cout<<indent;
if(ast_node_type==__number)
{
std::cout<<"[Number:"<<var_number<<"]"<<std::endl;
std::cout<<"{Number:"<<var_number<<"}"<<std::endl;
return;
}
else if(ast_node_type==__string)
{
std::cout<<"[String:"<<var_string<<"]"<<std::endl;
std::cout<<"{String:"<<var_string<<"}"<<std::endl;
return;
}
else if(ast_node_type==__id)
{
std::cout<<"[Identifier:"<<id_name<<"]"<<std::endl;
std::cout<<"{Identifier:"<<id_name<<"}"<<std::endl;
return;
}
else if(ast_node_type==__definition)
{
std::cout<<"{ Definition"<<std::endl<<indent<<" [Var]"<<std::endl;
std::cout<<"{ Type:";
print_token(ast_node_type);
std::cout<<std::endl<<indent<<" [Var]"<<std::endl;
for(std::list<abstract_syntax_tree>::iterator i=var_list.begin();i!=var_list.end();++i)
i->print_ast_node(tab_num+1);
std::cout<<indent<<" [Content]"<<std::endl;