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Contents
# frozen_string_literal: true module RuboCop module AST # A node extension for `when` nodes. This will be used in place of a plain # node when the builder constructs the AST, making its methods available # to all `when` nodes within RuboCop. class WhenNode < Node # Returns an array of all the conditions in the `when` branch. # # @return [Array<Node>] an array of condition nodes def conditions node_parts[0...-1] end # @deprecated Use `conditions.each` def each_condition return conditions.to_enum(__method__) unless block_given? conditions.each do |condition| yield condition end self end # Returns the index of the `when` branch within the `case` statement. # # @return [Integer] the index of the `when` branch def branch_index parent.when_branches.index(self) end # Checks whether the `when` node has a `then` keyword. # # @return [Boolean] whether the `when` node has a `then` keyword def then? loc.begin&.is?('then') end # Returns the body of the `when` node. # # @return [Node, nil] the body of the `when` node def body node_parts[-1] end end end end
Version data entries
1 entries across 1 versions & 1 rubygems
Version | Path |
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rubocop-ast-0.2.0 | lib/rubocop/ast/node/when_node.rb |