class Prism::Relocation::CodeUnitColumnsField - prism: Ruby Standard Library Documentation

# 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) click to toggle source

Initialize a new field with the associated repository and encoding.

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

### Public Instance Methods

fields(value) click to toggle source

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

    # File 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

### Private Instance Methods

cache() click to toggle source

Lazily create a code units cache for the associated encoding.

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