Function hasComprehensionVar

cel/folding.go:689–708

(e ast.NavigableExpr)

}

func hasComprehensionVar(e ast.NavigableExpr) bool {
	idents := ast.MatchDescendants(e, ast.KindMatcher(ast.IdentKind))
	for _, identNode := range idents {
		identName := identNode.AsIdent()
		curr := identNode
		parent, found := curr.Parent()
		for found {
			if parent.Kind() == ast.ComprehensionKind {
				compre := parent.AsComprehension()
				if (compre.AccuVar() == identName || compre.IterVar() == identName || compre.IterVar2() == identName) &&
					curr.ID() != compre.IterRange().ID() && curr.ID() != compre.AccuInit().ID() {
					return true
				}
			}
			curr = parent
			parent, found = parent.Parent()
		}
	}
	return false
}

func isNestedComprehension(e ast.NavigableExpr) bool {
	parent, found := e.Parent()