Class: Ibex::Frontend::Resolution

Inherits:
Object
  • Object
show all
Defined in:
lib/ibex/frontend/resolution.rb

Overview

Immutable result of resolving one root grammar and its fragment closure.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(root:, root_path:, root_directory:, files:, include_chains:) ⇒ Resolution

Returns a new instance of Resolution.



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# File 'lib/ibex/frontend/resolution.rb', line 17

def initialize(root:, root_path:, root_directory:, files:, include_chains:)
  @root = deep_freeze_ast(root)
  @root_path = root_path.dup.freeze
  @root_directory = root_directory.dup.freeze
  @files = files.map { |file| file.dup.freeze }.freeze
  chains = {} #: Hash[AST::Rule, Array[IR::source_provenance]]
  @include_chains = chains.compare_by_identity
  include_chains.each do |rule, chain|
    frozen_chain = chain.map { |entry| copy_provenance(entry) }.freeze
    @include_chains[rule] = frozen_chain
  end
  @include_chains.freeze
  freeze
end

Instance Attribute Details

#files ⇒ Object (readonly)

: Array



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# File 'lib/ibex/frontend/resolution.rb', line 13

def files
  @files
end

#root ⇒ Object (readonly)

: AST::Root



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# File 'lib/ibex/frontend/resolution.rb', line 10

def root
  @root
end

#root_directory ⇒ Object (readonly)

: String



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# File 'lib/ibex/frontend/resolution.rb', line 12

def root_directory
  @root_directory
end

#root_path ⇒ Object (readonly)

: String



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# File 'lib/ibex/frontend/resolution.rb', line 11

def root_path
  @root_path
end

Instance Method Details

#include_chain_for(rule) ⇒ Object 



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# File 'lib/ibex/frontend/resolution.rb', line 33

def include_chain_for(rule)
  @include_chains.fetch(rule, EMPTY_CHAIN)
end