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put TypeEnvironment on TypeContext

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greg 2018-05-20 18:44:31 -07:00
parent 3156c31dfc
commit cea7427847
1 changed files with 4 additions and 4 deletions
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8
schala-lang/src/typechecking.rs
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@ -15,7 +15,7 @@ use itertools::Itertools;
use parsing; use parsing;
pub struct TypeContext { pub struct TypeContext {
bindings: HashMap<Rc<String>, Type>, environment: TypeEnvironment,
pub symbol_table: SymbolTable pub symbol_table: SymbolTable
} }
@ -214,7 +214,7 @@ pub type TypeResult<T> = Result<T, String>;
impl TypeContext { impl TypeContext {
pub fn new() -> TypeContext { pub fn new() -> TypeContext {
TypeContext { bindings: HashMap::new(), /*type_var_count: 0*/ symbol_table: SymbolTable::new() } TypeContext { environment: TypeEnvironment::default(), /*type_var_count: 0*/ symbol_table: SymbolTable::new() }
} }
/* note: this adds names for *forward reference* but doesn't actually create any types. solve that problem /* note: this adds names for *forward reference* but doesn't actually create any types. solve that problem
@ -255,8 +255,8 @@ impl TypeContext {
for (sym, ty) in &self.symbol_table.values { for (sym, ty) in &self.symbol_table.values {
write!(output, "{} -> {:?}\n", sym, ty).unwrap(); write!(output, "{} -> {:?}\n", sym, ty).unwrap();
} }
write!(output, "\nBindings\n").unwrap(); write!(output, "\nType Env\n").unwrap();
for (sym, ty) in &self.bindings { for (sym, ty) in &self.environment.map {
write!(output, "{} : {:?}\n", sym, ty).unwrap(); write!(output, "{} : {:?}\n", sym, ty).unwrap();
} }
output output