75 lines
1.9 KiB
Ruby
75 lines
1.9 KiB
Ruby
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require "forwardable"
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module RuboCop
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module Cask
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module AST
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# This class wraps the AST block node that represents the entire cask
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# definition. It includes various helper methods to aid cops in their
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# analysis.
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class CaskBlock
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extend Forwardable
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def initialize(block_node, comments)
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@block_node = block_node
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@comments = comments
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end
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attr_reader :block_node, :comments
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alias cask_node block_node
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def_delegator :cask_node, :block_body, :cask_body
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def header
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@header ||= CaskHeader.new(cask_node.method_node)
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end
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def stanzas
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return [] unless cask_body
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@stanzas ||= cask_body.each_node
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.select(&:stanza?)
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.map { |node| Stanza.new(node, stanza_comments(node)) }
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end
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def toplevel_stanzas
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@toplevel_stanzas ||= stanzas.select(&:toplevel_stanza?)
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end
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def sorted_toplevel_stanzas
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@sorted_toplevel_stanzas ||= sort_stanzas(toplevel_stanzas)
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end
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private
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def sort_stanzas(stanzas)
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stanzas.sort do |s1, s2|
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i1 = stanza_order_index(s1)
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i2 = stanza_order_index(s2)
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if i1 == i2
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i1 = stanzas.index(s1)
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i2 = stanzas.index(s2)
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end
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i1 - i2
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end
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end
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def stanza_order_index(stanza)
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Constants::STANZA_ORDER.index(stanza.stanza_name)
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end
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def stanza_comments(stanza_node)
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stanza_node.each_node.reduce([]) do |comments, node|
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comments | comments_hash[node.loc]
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end
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end
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def comments_hash
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@comments_hash ||= Parser::Source::Comment
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.associate_locations(cask_node, comments)
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end
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end
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end
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end
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end
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