class RuboCop::AST::WhenNode
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
.
Public Instance Methods
body()
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Returns the body of the `when` node.
@return [Node, nil] the body of the `when` node
# File lib/rubocop/ast/node/when_node.rb, line 42 def body node_parts[-1] end
branch_index()
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Returns the index of the `when` branch within the `case` statement.
@return [Integer] the index of the `when` branch
# File lib/rubocop/ast/node/when_node.rb, line 28 def branch_index parent.when_branches.index(self) end
conditions()
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Returns an array of all the conditions in the `when` branch.
@return [Array<Node>] an array of condition nodes
# File lib/rubocop/ast/node/when_node.rb, line 12 def conditions node_parts[0...-1] end
each_condition(&block)
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@deprecated Use `conditions.each`
# File lib/rubocop/ast/node/when_node.rb, line 17 def each_condition(&block) return conditions.to_enum(__method__) unless block conditions.each(&block) self end
then?()
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Checks whether the `when` node has a `then` keyword.
@return [Boolean] whether the `when` node has a `then` keyword
# File lib/rubocop/ast/node/when_node.rb, line 35 def then? loc.begin&.is?('then') end