pub fn find_relation_field_mut(&mut self, name: &str) -> &mut RelationField {
        self.relation_fields_mut()
            .find(|rf| rf.name == *name)
            .expect("We assume an internally valid datamodel before mutating.")
    }
/// Finds a relation field by name and returns a mutable reference.
Finds a relation field by name and returns a mutable reference.
Finds a relation field by name and returns a mutable reference .
pub fn find_relation_field_mut(&mut self, name: &str) -> &mut RelationField {
        self.relation_fields_mut()
            .find(|rf| rf.name == *name)
            .expect("We assume an internally valid datamodel before mutating.")
    }
pub fn find_relation_field_mut ( & mut self , name : & str ) -> & mut RelationField { self . relation_fields_mut ( ) . find ( | rf | rf . name == * name ) . expect ( " " ) }
Finds a relation field by name and returns a mutable reference.
Finds a relation field by name and returns a mutable reference .
&mut self
name
&str
&mut self
name
&str