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variables can be used before definition

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change program to command line
change trace back info
change print function of nasal_vec and nasal_hash
This commit is contained in:
Li Haokun
2021-08-03 18:55:11 +08:00
committed by GitHub
parent c5fea0c101
commit a6fe835ed4
7 changed files with 178 additions and 140 deletions
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nasal_gc.h
+15 -6
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@@ -96,6 +96,11 @@ nasal_val** nasal_vec::get_mem(int index)
}
void nasal_vec::print()
{
if(!elems.size())
{
std::cout<<"[]";
return;
}
std::cout<<'[';
for(auto i:elems)
{
@@ -108,20 +113,19 @@ void nasal_vec::print()
case vm_hash: i->ptr.hash->print(); break;
case vm_func: std::cout<<"func(...){...}"; break;
}
std::cout<<',';
std::cout<<",]"[i==elems.back()];
}
std::cout<<']';
return;
}
/*functions of nasal_hash*/
nasal_val* nasal_hash::get_val(std::string& key)
{
nasal_val* ret_addr=nullptr;
if(elems.count(key))
return elems[key];
else if(elems.count("parents"))
{
nasal_val* ret_addr=nullptr;
nasal_val* val_addr=elems["parents"];
if(val_addr->type==vm_vec)
for(auto i:val_addr->ptr.vec->elems)
@@ -136,11 +140,11 @@ nasal_val* nasal_hash::get_val(std::string& key)
}
nasal_val** nasal_hash::get_mem(std::string& key)
{
nasal_val** mem_addr=nullptr;
if(elems.count(key))
return &elems[key];
else if(elems.count("parents"))
{
nasal_val** mem_addr=nullptr;
nasal_val* val_addr=elems["parents"];
if(val_addr->type==vm_vec)
for(auto i:val_addr->ptr.vec->elems)
@@ -155,6 +159,12 @@ nasal_val** nasal_hash::get_mem(std::string& key)
}
void nasal_hash::print()
{
if(!elems.size())
{
std::cout<<"{}";
return;
}
size_t iter=0;
std::cout<<'{';
for(auto& i:elems)
{
@@ -169,9 +179,8 @@ void nasal_hash::print()
case vm_hash: tmp->ptr.hash->print(); break;
case vm_func: std::cout<<"func(...){...}"; break;
}
std::cout<<',';
std::cout<<",}"[(++iter)==elems.size()];
}
std::cout<<'}';
return;
}