Omega359 commented on code in PR #11942:
URL: https://github.com/apache/datafusion/pull/11942#discussion_r1715698875
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datafusion/functions/src/unicode/rpad.rs:
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@@ -76,97 +84,168 @@ impl ScalarUDFImpl for RPadFunc {
}
fn invoke(&self, args: &[ColumnarValue]) -> Result<ColumnarValue> {
- match args[0].data_type() {
- DataType::Utf8 => make_scalar_function(rpad::<i32>, vec![])(args),
- DataType::LargeUtf8 => make_scalar_function(rpad::<i64>,
vec![])(args),
- other => exec_err!("Unsupported data type {other:?} for function
rpad"),
+ match args.len() {
+ 2 => match args[0].data_type() {
+ DataType::Utf8 | DataType::Utf8View => {
+ make_scalar_function(rpad::<i32, i32>, vec![])(args)
+ }
+ DataType::LargeUtf8 => {
+ make_scalar_function(rpad::<i64, i64>, vec![])(args)
+ }
+ other => exec_err!("Unsupported data type {other:?} for
function rpad"),
+ },
+ 3 => match (args[0].data_type(), args[2].data_type()) {
+ (
+ DataType::Utf8 | DataType::Utf8View,
+ DataType::Utf8 | DataType::Utf8View,
Review Comment:
This line looks to be a duplicate.
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