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72 lines
3.3 KiB
Ruby
72 lines
3.3 KiB
Ruby
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require_relative "./extend/formula_cop"
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module RuboCop
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module Cop
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module Homebrew
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# This cop checks for correct order of components in a Formula
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#
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# - component_precedence_list has component hierarchy in a nested list
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# where each sub array contains components' details which are at same precedence level
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class FormulaComponentsOrder < FormulaCop
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def audit_formula(_node, _class_node, _parent_class_node, formula_class_body_node)
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component_precedence_list = [
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[{ name: :include, type: :method_call }],
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[{ name: :desc, type: :method_call }],
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[{ name: :homepage, type: :method_call }],
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[{ name: :url, type: :method_call }],
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[{ name: :mirror, type: :method_call }],
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[{ name: :version, type: :method_call }],
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[{ name: :sha256, type: :method_call }],
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[{ name: :revision, type: :method_call }],
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[{ name: :version_scheme, type: :method_call }],
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[{ name: :head, type: :method_call }],
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[{ name: :stable, type: :block_call }],
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[{ name: :bottle, type: :block_call }],
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[{ name: :devel, type: :block_call }],
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[{ name: :head, type: :block_call }],
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[{ name: :bottle, type: :method_call }],
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[{ name: :keg_only, type: :method_call }],
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[{ name: :option, type: :method_call }],
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[{ name: :depends_on, type: :method_call }],
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[{ name: :conflicts_with, type: :method_call }],
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[{ name: :go_resource, type: :block_call }, { name: :resource, type: :block_call }],
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[{ name: :install, type: :method_definition }],
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[{ name: :caveats, type: :method_definition }],
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[{ name: :plist_options, type: :method_call }, { name: :plist, type: :method_definition }],
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[{ name: :test, type: :block_call }],
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]
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present_components = component_precedence_list.map do |components|
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relevant_components = []
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components.each do |component|
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case component[:type]
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when :method_call
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relevant_components += find_method_calls_by_name(formula_class_body_node, component[:name]).to_a
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when :block_call
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relevant_components += find_blocks(formula_class_body_node, component[:name]).to_a
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when :method_definition
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relevant_components << find_method_def(formula_class_body_node, component[:name])
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end
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end
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relevant_components.delete_if(&:nil?)
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end
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present_components = present_components.delete_if(&:empty?)
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present_components.each_cons(2) do |preceding_component, succeeding_component|
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offensive_nodes = check_precedence(preceding_component, succeeding_component)
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component_problem offensive_nodes[0], offensive_nodes[1] if offensive_nodes
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end
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end
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private
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def component_problem(c1, c2)
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# Method to format message for reporting component precedence violations
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problem "`#{format_component(c1)}` (line #{line_number(c1)}) should be put before `#{format_component(c2)}` (line #{line_number(c2)})"
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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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