Jimexist commented on a change in pull request #910:
URL: https://github.com/apache/arrow-datafusion/pull/910#discussion_r698107150
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File path: datafusion/src/logical_plan/expr.rs
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@@ -1911,17 +1911,13 @@ mod tests {
impl ExprRewriter for FooBarRewriter {
fn mutate(&mut self, expr: Expr) -> Result<Expr> {
match expr {
- Expr::Literal(scalar) => {
- if let ScalarValue::Utf8(Some(utf8_val)) = scalar {
- let utf8_val = if utf8_val == "foo" {
- "bar".to_string()
- } else {
- utf8_val
- };
- Ok(lit(utf8_val))
+ Expr::Literal(ScalarValue::Utf8(Some(utf8_val))) => {
+ let utf8_val = if utf8_val == "foo" {
Review comment:
maybe this isn't intended to be merged?
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