Foreach improvements (#92)

* Fix error test Signed-off-by: Flipez <code@brauser.io> * Add more specific error Signed-off-by: Flipez <code@brauser.io>
Flipez · Jul 3, 2022 · 4d453f4 · 4d453f4 · vercel · Jul 3, 2022
1 parent 022fe97
commit 4d453f4
Show file tree

Hide file tree

Showing 2 changed files with 7 additions and 2 deletions.
diff --git a/examples/misc/foreach-error.rl b/examples/misc/foreach-error.rl
@@ -1,4 +1,4 @@
-foreach i, v in [1,2,3] {
+foreach i, v in [1,2,3]
   v.reverse()
   puts(v)
-}
+end
diff --git a/parser/foreach.go b/parser/foreach.go
@@ -33,6 +33,11 @@ func (p *Parser) parseForEach() ast.Expression {
 	}
 
 	if !p.expectPeek(token.IN) {
+		p.errors = append(p.errors, fmt.Sprintf(
+			"%d:%d: expected `in` after foreach arguments, got %v",
+			p.peekToken.LineNumber,
+			p.peekToken.LinePosition,
+			p.peekToken))
 		return nil
 	}
 	p.nextToken()