Class: GraphQL::SchemaComparator::Diff::Field

Inherits:
Object
  • Object
show all
Defined in:
lib/graphql/schema_comparator/diff/field.rb

Instance Method Summary collapse

Constructor Details

#initialize(old_type, new_type, old_field, new_field) ⇒ Field

Returns a new instance of Field.



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# File 'lib/graphql/schema_comparator/diff/field.rb', line 5

def initialize(old_type, new_type, old_field, new_field)
  @old_type = old_type
  @new_type = new_type

  @old_field = old_field
  @new_field = new_field

  @old_arguments = old_field.arguments
  @new_arguments = new_field.arguments
end

Instance Method Details

#diff ⇒ Object 



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# File 'lib/graphql/schema_comparator/diff/field.rb', line 16

def diff
  changes = []

  if old_field.description != new_field.description
    changes << Changes::FieldDescriptionChanged.new(new_type, old_field, new_field)
  end

  if old_field.deprecation_reason != new_field.deprecation_reason
    changes << Changes::FieldDeprecationChanged.new(new_type, old_field, new_field)
  end

  if old_field.type.to_type_signature != new_field.type.to_type_signature
    changes << Changes::FieldTypeChanged.new(new_type, old_field, new_field)
  end

  changes += arg_removals

  changes += arg_additions

  each_common_argument do |old_arg, new_arg|
    changes += Diff::Argument.new(new_type, new_field, old_arg, new_arg).diff
  end

  changes
end