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Finished part of AST

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This commit is contained in:
Valk Richard Li
2019-10-12 20:48:52 +08:00
committed by GitHub
parent 3806e632e9
commit 3732fa7a68
4 changed files with 159 additions and 75 deletions
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version1.0/ast.h
+52 -10
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@@ -74,8 +74,24 @@ class abstract_syntax_tree
std::cout<<"{ [ Type:";
print_token(ast_node_type);
std::cout<<" ]"<<std::endl;
for(std::list<abstract_syntax_tree>::iterator i=children.begin();i!=children.end();++i)
i->print_ast_node(tab_num+1);
if(!children.empty())
{
for(int i=0;i<tab_num;++i)
std::cout<<" ";
std::cout<<"[ Children ]"<<std::endl;
for(std::list<abstract_syntax_tree>::iterator i=children.begin();i!=children.end();++i)
i->print_ast_node(tab_num+1);
std::cout<<std::endl;
}
if(!statement_list.empty())
{
for(int i=0;i<tab_num;++i)
std::cout<<" ";
std::cout<<"[ Statement(s) ]"<<std::endl;
for(std::list<abstract_syntax_tree>::iterator i=statement_list.begin();i!=statement_list.end();++i)
i->print_ast_node(tab_num+1);
std::cout<<std::endl;
}
for(int i=0;i<tab_num;++i)
std::cout<<" ";
std::cout<<"}"<<std::endl;
@@ -87,6 +103,14 @@ class abstract_syntax_tree
ast_node_type=__root;
return;
}
// for definition
void set_definition_expr(std::string& name,abstract_syntax_tree var_content)
{
ast_node_type=__var;
id_name=name;
children.push_back(var_content);
return;
}
// for if
void set_if_expr(abstract_syntax_tree condition,abstract_syntax_tree statements)
{
@@ -139,6 +163,14 @@ class abstract_syntax_tree
ast_node_type=type;
return;
}
// for function expr
void set_node_to_function(std::list<abstract_syntax_tree> parameters,abstract_syntax_tree block)
{
ast_node_type=__func;
children=parameters;
statement_list=block.statement_list;
return;
}
// for sub-tree node operator
void set_two_operator(const int operator_type,abstract_syntax_tree f_child,abstract_syntax_tree s_child)
{
@@ -153,13 +185,6 @@ class abstract_syntax_tree
children.push_back(f_child);
return;
}
// for leaf node identifier
void set_node_to_identifier(std::string& str)
{
ast_node_type=__id;
id_name=str;
return;
}
// for leaf node call
void set_node_to_call_function()
{
@@ -177,9 +202,26 @@ class abstract_syntax_tree
return;
}
// for leaf node list
void set_node_to_list()
void set_node_to_list(std::list<abstract_syntax_tree> list_members)
{
ast_node_type=__list;
children=list_members;
return;
}
// for leaf node hash
void set_node_to_hash(std::list<abstract_syntax_tree> hash_members)
{
ast_node_type=__hash;
children=hash_members;
return;
}
// for hash member
void set_node_to_hashmember(std::string& name,abstract_syntax_tree mem_var)
{
ast_node_type=__hash_member;
id_name=name;
children.clear();
children.push_back(mem_var);
return;
}
// for leaf node hash