prettier

Author: alamb

docs/source/library-user-guide/adding-udfs.md

@@ -76,8 +76,8 @@ The challenge however is that DataFusion doesn't know about this function. We ne
 
 ### Registering a Scalar UDF
 
-To register a Scalar UDF, you need to wrap the function implementation in a [`ScalarUDF`] struct and then register it with the `SessionContext`. 
-DataFusion provides the [`create_udf`] and  helper functions to make this easier.
+To register a Scalar UDF, you need to wrap the function implementation in a [`ScalarUDF`] struct and then register it with the `SessionContext`.
+DataFusion provides the [`create_udf`] and helper functions to make this easier.
 
 ```rust
 use datafusion::logical_expr::{Volatility, create_udf};
@@ -94,7 +94,7 @@ let udf = create_udf(
 );
 ```
 
-[`ScalarUDF`]: https://docs.rs/datafusion/latest/datafusion/logical_expr/struct.ScalarUDF.html
+[`scalarudf`]: https://docs.rs/datafusion/latest/datafusion/logical_expr/struct.ScalarUDF.html
 [`create_udf`]: https://docs.rs/datafusion/latest/datafusion/logical_expr/fn.create_udf.html
 [`make_scalar_function`]: https://docs.rs/datafusion/latest/datafusion/physical_expr/functions/fn.make_scalar_function.html