bubulalabu commented on code in PR #18019:
URL: https://github.com/apache/datafusion/pull/18019#discussion_r2443293763
##########
datafusion/expr/src/udf.rs:
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@@ -957,3 +949,284 @@ mod tests {
hasher.finish()
}
}
+
+/// Argument resolution logic for named function parameters
+pub mod arguments {
+ use crate::Expr;
+ use datafusion_common::{plan_err, Result};
+
+ /// Resolves function arguments, handling named and positional notation.
+ ///
+ /// This function validates and reorders arguments to match the function's
parameter names
+ /// when named arguments are used.
+ ///
+ /// # Rules
+ /// - All positional arguments must come before named arguments
+ /// - Named arguments can be in any order after positional arguments
+ /// - All parameter names must match the provided parameter_names
Review Comment:
we don't, I extended the .slt to verify it
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