Class: Migflow::Services::DiffBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/migflow/services/diff_builder.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(from_tables:, to_tables:, from_version:, to_version:) ⇒ DiffBuilder

Returns a new instance of DiffBuilder.



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# File 'lib/migflow/services/diff_builder.rb', line 11

def initialize(from_tables:, to_tables:, from_version:, to_version:)
  @from_tables  = from_tables
  @to_tables    = to_tables
  @from_version = from_version
  @to_version   = to_version
end

Class Method Details

.call(from_tables:, to_tables:, from_version:, to_version:) ⇒ Object 



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# File 'lib/migflow/services/diff_builder.rb', line 6

def self.call(from_tables:, to_tables:, from_version:, to_version:)
  new(from_tables: from_tables, to_tables: to_tables,
      from_version: from_version, to_version: to_version).build
end

Instance Method Details

#build ⇒ Object 



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# File 'lib/migflow/services/diff_builder.rb', line 18

def build
  Models::SchemaDiff.new(
    from_version: @from_version,
    to_version: @to_version,
    changes: table_changes + column_changes + index_changes
  )
end