From 7717384414926eaa5821f04a08ee0d198f7b786f Mon Sep 17 00:00:00 2001
From: Mel <einebeere@gmail.com>
Date: Mon, 8 Aug 2022 23:46:09 +0000
Subject: Produce (slightly) better parser errors

---
 pkg/lang/parser/parser.go | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'pkg/lang/parser/parser.go')

diff --git a/pkg/lang/parser/parser.go b/pkg/lang/parser/parser.go
index 0ff4b09..d939e4b 100644
--- a/pkg/lang/parser/parser.go
+++ b/pkg/lang/parser/parser.go
@@ -1,7 +1,6 @@
 package parser
 
 import (
-	"fmt"
 	"jinx/pkg/lang/ast"
 	"jinx/pkg/lang/scanner/token"
 )
@@ -88,7 +87,11 @@ func (p *Parser) next() token.Token {
 func (p *Parser) expect(kind token.TokenKind) (token.Token, error) {
 	tok := p.next()
 	if tok.Kind != kind {
-		return token.Token{}, fmt.Errorf("expected '%v', got '%v'", kind, tok.Kind)
+		return token.Token{}, ErrExpectedToken{
+			At:     tok.At,
+			Wanted: kind,
+			Got:    tok,
+		}
 	}
 
 	return tok, nil
-- 
cgit 1.4.1