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Valk Richard Li
2021-01-02 23:57:21 +08:00
parent ea5116e963
commit bc64d530be
3 changed files with 73 additions and 162 deletions
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nasal_ast.h
+59 -60
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@@ -24,68 +24,67 @@ enum ast_node
std::string ast_str(int type)
{
std::string str;
switch(type)
{
case ast_null: str="null";break;
case ast_root: str="root";break;
case ast_block: str="block";break;
case ast_nil: str="nil";break;
case ast_number: str="number";break;
case ast_string: str="string";break;
case ast_identifier: str="id";break;
case ast_function: str="function";break;
case ast_hash: str="hash";break;
case ast_vector: str="vector";break;
case ast_hashmember: str="hashmember";break;
case ast_call: str="call";break;
case ast_call_hash: str="call_hash";break;
case ast_call_vec: str="call_vector";break;
case ast_call_func: str="call_func";break;
case ast_subvec: str="subvec";break;
case ast_args: str="arguments";break;
case ast_default_arg: str="default_arg";break;
case ast_dynamic_id: str="dynamic_id";break;
case ast_and: str="and";break;
case ast_or: str="or";break;
case ast_equal: str="=";break;
case ast_add_equal: str="+=";break;
case ast_sub_equal: str="-=";break;
case ast_mult_equal: str="*=";break;
case ast_div_equal: str="/=";break;
case ast_link_equal: str="~=";break;
case ast_cmp_equal: str="==";break;
case ast_cmp_not_equal:str="!=";break;
case ast_less_than: str="<";break;
case ast_less_equal: str="<=";break;
case ast_greater_than: str=">";break;
case ast_greater_equal:str=">=";break;
case ast_add: str="+";break;
case ast_sub: str="-";break;
case ast_mult: str="*";break;
case ast_div: str="/";break;
case ast_link: str="~";break;
case ast_unary_sub: str="unary-";break;
case ast_unary_not: str="unary!";break;
case ast_trinocular: str="trinocular";break;
case ast_for: str="for";break;
case ast_forindex: str="forindex";break;
case ast_foreach: str="foreach";break;
case ast_while: str="while";break;
case ast_new_iter: str="new_iterator";break;
case ast_conditional: str="conditional";break;
case ast_if: str="if";break;
case ast_elsif: str="elsif";break;
case ast_else: str="else";break;
case ast_multi_id: str="multi_id";break;
case ast_multi_scalar: str="multi_scalar";break;
case ast_definition: str="definition";break;
case ast_multi_assign: str="multi_assignment";break;
case ast_continue: str="continue";break;
case ast_break: str="break";break;
case ast_return: str="return";break;
case ast_null: return "null";
case ast_root: return "root";
case ast_block: return "block";
case ast_nil: return "nil";
case ast_number: return "number";
case ast_string: return "string";
case ast_identifier: return "id";
case ast_function: return "function";
case ast_hash: return "hash";
case ast_vector: return "vector";
case ast_hashmember: return "hashmember";
case ast_call: return "call";
case ast_call_hash: return "callh";
case ast_call_vec: return "callv";
case ast_call_func: return "callf";
case ast_subvec: return "subvec";
case ast_args: return "args";
case ast_default_arg: return "deflt_arg";
case ast_dynamic_id: return "dyn_id";
case ast_and: return "and";
case ast_or: return "or";
case ast_equal: return "=";
case ast_add_equal: return "+=";
case ast_sub_equal: return "-=";
case ast_mult_equal: return "*=";
case ast_div_equal: return "/=";
case ast_link_equal: return "~=";
case ast_cmp_equal: return "==";
case ast_cmp_not_equal:return "!=";
case ast_less_than: return "<";
case ast_less_equal: return "<=";
case ast_greater_than: return ">";
case ast_greater_equal:return ">=";
case ast_add: return "+";
case ast_sub: return "-";
case ast_mult: return "*";
case ast_div: return "/";
case ast_link: return "~";
case ast_unary_sub: return "unary-";
case ast_unary_not: return "unary!";
case ast_trinocular: return "trino";
case ast_for: return "for";
case ast_forindex: return "forindex";
case ast_foreach: return "foreach";
case ast_while: return "while";
case ast_new_iter: return "iter";
case ast_conditional: return "conditional";
case ast_if: return "if";
case ast_elsif: return "elsif";
case ast_else: return "else";
case ast_multi_id: return "multi_id";
case ast_multi_scalar: return "multi_scalar";
case ast_definition: return "def";
case ast_multi_assign: return "multi_assign";
case ast_continue: return "continue";
case ast_break: return "break";
case ast_return: return "return";
}
return str;
return "null";
}
class nasal_ast
@@ -223,7 +222,7 @@ void nasal_ast::print_ast(int depth)
std::cout<<":"<<this->str;
else if(this->type==ast_number)
std::cout<<":"<<this->num;
std::cout<<std::endl;
std::cout<<'\n';
int child_size=this->children.size();
for(int i=0;i<child_size;++i)
this->children[i].print_ast(depth+1);