harec

commit 99d77e15fc16eaa2eb0781893034d5aefa8b7241
parent 90c852910de354f8ab814c26dde313bff5140e6a
Author: Nixon Enraght-Moony <nixon.emoony@gmail.com>
Date:   Fri, 29 Apr 2022 23:50:53 +0100

Improve error for invalid assignment.

On code
    fn huh() void = {
        let i = 0;
        let s = "";
        i = s;
    };
Old:
    Error d.ha:4:10: rvalue type is not assignable to lvalue
New:
    Error d.ha:4:10: rvalue type is not assignable to lvalue

Signed-off-by: Nixon Enraght-Moony <nixon.emoony@gmail.com>

Diffstat:
M
src/check.c
 | 
3
++-

1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/check.c b/src/check.c
@@ -665,7 +665,8 @@ check_expr_assign(struct context *ctx,
 		}
 		if (!type_is_assignable(object->result, value->result)) {
 			error(ctx, aexpr->loc, expr,
-				"rvalue type is not assignable to lvalue");
+				"rvalue type (%s) is not assignable to lvalue (%s)",
+				gen_typename(value->result), gen_typename(object->result));
 			return;
 		}
 		value = lower_implicit_cast(object->result, value);