diff options
Diffstat (limited to 'src/type/display.rs')
| -rw-r--r-- | src/type/display.rs | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/type/display.rs b/src/type/display.rs index 781d614..be51858 100644 --- a/src/type/display.rs +++ b/src/type/display.rs @@ -26,7 +26,7 @@ impl fmt::Display for Type { .collect::<Vec<String>>() .join(" ") ), - UndefinedType => write!(f, "?"), + VarType(name) => write!(f, "{}", name), } } } @@ -47,7 +47,7 @@ impl fmt::Display for TypeError { /// assert_eq!( /// InvalidOperator { /// operator: Atom(Int(1)), - /// expected: arr(UndefinedType, UndefinedType), + /// expected: arr(VarType("?".to_string()), VarType("?".to_string())), /// found: Integer /// }.to_string(), /// "invalid operator: '1'\nexpected: '? -> ?'\nfound: 'Int'".to_string() @@ -60,10 +60,15 @@ impl fmt::Display for TypeError { /// }.to_string(), /// "invalid argument list: '(1 2 3)'\nexpected: '(Int Int)'\nfound: '(Int Int Int)'".to_string() /// ); + /// assert_eq!( + /// UnboundGeneric(String::from("?")).to_string(), + /// "unbound generic type: '?'".to_string() + /// ); /// ``` fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { match self { UndefinedVariable(name) => write!(f, "undefined variable: '{}'", name), + UnboundGeneric(name) => write!(f, "unbound generic type: '{}'", name), InvalidOperator { operator, expected, found } => { write!( f, |