chore: update some error messages for clarity

Author: jeffreyssmith2nd

datafusion/expr/src/expr_schema.rs

@@ -141,7 +141,7 @@ impl ExprSchemable for Expr {
                         // verify that function is invoked with correct number and type of arguments as defined in `TypeSignature`
                         data_types_with_scalar_udf(&arg_data_types, func).map_err(|err| {
                             plan_datafusion_err!(
-                                "{} and {}",
+                                "{} {}",
                                 err,
                                 utils::generate_signature_error_msg(
                                     func.name(),
@@ -164,7 +164,7 @@ impl ExprSchemable for Expr {
                     WindowFunctionDefinition::AggregateUDF(udf) => {
                         let new_types = data_types_with_aggregate_udf(&data_types, udf).map_err(|err| {
                             plan_datafusion_err!(
-                                "{} and {}",
+                                "{} {}",
                                 err,
                                 utils::generate_signature_error_msg(
                                     fun.name(),
@@ -192,7 +192,7 @@ impl ExprSchemable for Expr {
                     AggregateFunctionDefinition::UDF(fun) => {
                         let new_types = data_types_with_aggregate_udf(&data_types, fun).map_err(|err| {
                             plan_datafusion_err!(
-                                "{} and {}",
+                                "{} {}",
                                 err,
                                 utils::generate_signature_error_msg(
                                     fun.name(),

datafusion/expr/src/type_coercion/functions.rs

@@ -49,10 +49,7 @@ pub fn data_types_with_scalar_udf(
         if signature.type_signature.supports_zero_argument() {
             return Ok(vec![]);
         } else {
-            return plan_err!(
-                "[data_types_with_scalar_udf] signature {:?} does not support zero arguments.",
-                &signature.type_signature
-            );
+            return plan_err!("{} does not support zero arguments.", func.name());
         }
     }
 
@@ -79,11 +76,7 @@ pub fn data_types_with_aggregate_udf(
         if signature.type_signature.supports_zero_argument() {
             return Ok(vec![]);
         } else {
-            return plan_err!(
-                "[data_types_with_aggregate_udf] Coercion from {:?} to the signature {:?} failed.",
-                current_types,
-                &signature.type_signature
-            );
+            return plan_err!("{} does not support zero arguments.", func.name());
         }
     }
 
@@ -118,8 +111,7 @@ pub fn data_types(
             return Ok(vec![]);
         } else {
             return plan_err!(
-                "[data_types] Coercion from {:?} to the signature {:?} failed.",
-                current_types,
+                "signature {:?} does not support zero arguments.",
                 &signature.type_signature
             );
         }