Class: DatabaseValidations::Adapters::BaseAdapter
- Inherits:
-
Object
- Object
- DatabaseValidations::Adapters::BaseAdapter
show all
- Defined in:
- lib/database_validations/lib/adapters/base_adapter.rb
Constant Summary
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- SUPPORTED_OPTIONS =
[].freeze
- ADAPTER =
:base
Instance Method Summary
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Constructor Details
Returns a new instance of BaseAdapter.
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# File 'lib/database_validations/lib/adapters/base_adapter.rb', line 7
def initialize(model)
@model = model
end
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Instance Method Details
#find_foreign_key_by_column(column) ⇒ Object
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# File 'lib/database_validations/lib/adapters/base_adapter.rb', line 37
def find_foreign_key_by_column(column)
foreign_keys.find { |foreign_key| foreign_key.column.to_s == column.to_s }
end
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#find_unique_index(columns, where) ⇒ Object
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# File 'lib/database_validations/lib/adapters/base_adapter.rb', line 18
def find_unique_index(columns, where)
unique_indexes.find { |index| Array.wrap(index.columns).map(&:to_s).sort == columns && index.where == where }
end
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#find_unique_index_by_name(index_name) ⇒ Object
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# File 'lib/database_validations/lib/adapters/base_adapter.rb', line 12
def find_unique_index_by_name(index_name)
unique_indexes.find { |index| index.name == index_name }
end
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#foreign_keys ⇒ Object
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# File 'lib/database_validations/lib/adapters/base_adapter.rb', line 33
def foreign_keys
model.connection.foreign_keys(model.table_name)
end
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#table_name ⇒ String
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# File 'lib/database_validations/lib/adapters/base_adapter.rb', line 42
def table_name
model.table_name
end
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#unique_indexes ⇒ Object
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# File 'lib/database_validations/lib/adapters/base_adapter.rb', line 22
def unique_indexes
connection = model.connection
if connection.schema_cache.respond_to?(:indexes)
connection.schema_cache.indexes(model.table_name).select(&:unique)
else
connection.indexes(model.table_name).select(&:unique)
end
end
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