From 141220fb381eb8d3eaea495cb9762b87dab1099e Mon Sep 17 00:00:00 2001
From: Alex Bethel <abethel@cs.nmt.edu>
Date: Thu, 15 Jul 2021 14:24:07 -0500
Subject: [PATCH] Fix function call type error message

---
 src/interpret.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/interpret.rs b/src/interpret.rs
index 8290fa3..cc4b10e 100644
--- a/src/interpret.rs
+++ b/src/interpret.rs
@@ -260,7 +260,11 @@ impl ExecEnv {
                     self.fn_call(func, &args, &stmt.span)?;
                 } else {
                     return Err(Error {
-                        kind: ErrorKind::TypeError(iden.iden.to_owned()),
+                        kind: ErrorKind::TypeError(format!(
+                            "attempt to call non-function `{}` (= {})",
+                            iden.iden.to_owned(),
+                            func
+                        )),
                         span: stmt.span.clone(),
                     });
                 }