Foreach improvements (#92)

Flipez · web-flow · commit 4d453f4e281d · 2022-07-03T14:20:07.000+02:00
* Fix error test

Signed-off-by: Flipez &lt;code@brauser.io&gt;

* Add more specific error

Signed-off-by: Flipez &lt;code@brauser.io&gt;
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()

Original file line number	Diff line number	Diff line change
`@@ -33,6 +33,11 @@ func (p *Parser) parseForEach() ast.Expression {`
`33`	`33`	`}`
`34`	`34`
`35`	`35`	`if !p.expectPeek(token.IN) {`
	`36`	`+ p.errors = append(p.errors, fmt.Sprintf(`
	`37`	+ "%d:%d: expected `in` after foreach arguments, got %v",
	`38`	`+ p.peekToken.LineNumber,`
	`39`	`+ p.peekToken.LinePosition,`
	`40`	`+ p.peekToken))`
`36`	`41`	`return nil`
`37`	`42`	`}`
`38`	`43`	`p.nextToken()`