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module ActiveRecord
module TypeCaster
class Connection
def initialize(connection, table_name)
@connection = connection
@table_name = table_name
end
def type_cast_for_database(attribute_name, value)
return value if value.is_a?(Arel::Nodes::BindParam)
type = type_for(attribute_name)
type.type_cast_for_database(value)
end
protected
attr_reader :connection, :table_name
private
def type_for(attribute_name)
if connection.schema_cache.table_exists?(table_name)
column_for(attribute_name).cast_type
else
Type::Value.new
end
end
def column_for(attribute_name)
connection.schema_cache.columns_hash(table_name)[attribute_name.to_s]
end
end
end
end
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