Class: Ryac::Pipeline::BooleanShorten

Inherits:
Stage
  • Object
show all
Defined in:
lib/ryac/pipeline/boolean_shorten.rb,
sig/ryac/pipeline/boolean_shorten.rbs

Instance Method Summary collapse

Methods inherited from Stage

#analysis, #analysis_options, #call, #finish, #fixpoint?, #needs_analysis?, new

Methods included from SourcePatcher

#apply_patches, #mk, #src, #verify_parses

Instance Method Details

#collect(ctx, patches) ⇒ void

This method returns an undefined value.

Parameters:



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# File 'lib/ryac/pipeline/boolean_shorten.rb', line 6

def collect(ctx, patches)
  walk(ctx.ast, patches)
end

#walk(node, patches, inside_block_params: false) ⇒ void

This method returns an undefined value.

Parameters:

  • node (Prism::Node)
  • patches (Array[patch_entry])
  • inside_block_params: (Boolean) (defaults to: false) 


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# File 'lib/ryac/pipeline/boolean_shorten.rb', line 12

def walk(node, patches, inside_block_params: false)
  case node
  when Prism::BlockParametersNode
    node.compact_child_nodes.each { |child| walk(child, patches, inside_block_params: true) }
    return
  when Prism::TrueNode
    patches << mk(node, '!!1') unless inside_block_params
  when Prism::FalseNode
    patches << mk(node, '!1') unless inside_block_params
  end
  node.compact_child_nodes.each { |child| walk(child, patches, inside_block_params: inside_block_params) }
end