From d3cb5d6e52aa7f06acfaab9b28d5a6081c91bbc4 Mon Sep 17 00:00:00 2001
From: pca006132 <jl@m-labs.hk>
Date: Tue, 22 Feb 2022 17:20:11 +0800
Subject: [PATCH] Fixed type error messages

---
 nac3artiq/src/lib.rs                          | 2 +-
 nac3core/src/typecheck/type_error.rs          | 2 +-
 nac3core/src/typecheck/type_inferencer/mod.rs | 5 ++++-
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/nac3artiq/src/lib.rs b/nac3artiq/src/lib.rs
index d13fc963..6fbce6eb 100644
--- a/nac3artiq/src/lib.rs
+++ b/nac3artiq/src/lib.rs
@@ -371,7 +371,7 @@ impl Nac3 {
                 .extract()
                 .unwrap(),
             exception: id_fn
-                .call1((builtins_mod.getattr("tuple").unwrap(),))
+                .call1((builtins_mod.getattr("Exception").unwrap(),))
                 .unwrap()
                 .extract()
                 .unwrap(),
diff --git a/nac3core/src/typecheck/type_error.rs b/nac3core/src/typecheck/type_error.rs
index bf963967..a1209893 100644
--- a/nac3core/src/typecheck/type_error.rs
+++ b/nac3core/src/typecheck/type_error.rs
@@ -155,7 +155,7 @@ impl<'a> Display for DisplayTypeError<'a> {
             }
             NoSuchField(name, t) => {
                 let t = self.unifier.stringify_with_notes(*t, &mut notes);
-                write!(f, "`{}::{}` field does not exist", t, name)
+                write!(f, "`{}::{}` field/method does not exist", t, name)
             }
             TupleIndexOutOfBounds { index, len } => {
                 write!(
diff --git a/nac3core/src/typecheck/type_inferencer/mod.rs b/nac3core/src/typecheck/type_inferencer/mod.rs
index 4abcb9d0..4a737761 100644
--- a/nac3core/src/typecheck/type_inferencer/mod.rs
+++ b/nac3core/src/typecheck/type_inferencer/mod.rs
@@ -925,7 +925,10 @@ impl<'a> Inferencer<'a> {
                 (Some((_, false)), true) => {
                     report_error(&format!("Field {} should be immutable", attr), value.location)
                 }
-                (None, _) => report_error(&format!("No such field {}", attr), value.location),
+                (None, _) => {
+                    let t = self.unifier.stringify(ty);
+                    report_error(&format!("`{}::{}` field/method does not exist", t, attr), value.location)
+                },
             }
         } else {
             let attr_ty = self.unifier.get_dummy_var().0;