class Prism::Relocation::CodeUnitColumnsField

A field representing the start and end code unit columns for a specific encoding.

Attributes

encoding [R]

The associated encoding for the code units.

repository [R]

The repository object that is used for lazily creating a code units cache.

Public Class Methods

new (repository, encoding)

Source

# File lib/prism/relocation.rb, line 290
def initialize(repository, encoding)
  @repository = repository
  @encoding = encoding
  @cache = nil
end

Initialize a new field with the associated repository and encoding.

Public Instance Methods

fields (value)

Source

# File lib/prism/relocation.rb, line 298
def fields(value)
  {
    start_code_units_column: value.cached_start_code_units_column(cache),
    end_code_units_column: value.cached_end_code_units_column(cache)
  }
end

Fetches the start and end code units column of a value for a particular encoding.

Private Instance Methods

cache ()

Source

# File lib/prism/relocation.rb, line 308
def cache
  @cache ||= repository.code_units_cache(encoding)
end

Lazily create a code units cache for the associated encoding.