method

column_name_matcher

v8.1.1 - Show latest stable - Class: ActiveRecord::ConnectionAdapters::Quoting::ClassMethods

column_name_matcher()

public

Regexp for column names (with or without a table name prefix). Matches the following:

"#{table_name}.#{column_name}"
"#{column_name}"

# File activerecord/lib/active_record/connection_adapters/abstract/quoting.rb, line 17
        def column_name_matcher
          /
            \A
            (
              (?:
                # table_name.column_name | function(one or no argument)
                ((?:\w+\.)?\w+ | \w+\((?:|\g<2>)\))
              )
              (?:(?:\s+AS)?\s+\w+)?
            )
            (?:\s*,\s*\g<1>)*
            \z
          /x
        end

column_name_matcher

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