0fc1eb534b
- Some of these I bumped to `typed: strict`, some of them I added intermediary type signatures to some of the methods to make my life easier in the (near, hopefully) future. - Turns out that RuboCop node matchers that end in `?` can return `nil` if they don't match anything, not `false`.
68 lines
2.3 KiB
Ruby
68 lines
2.3 KiB
Ruby
# typed: strict
|
|
# frozen_string_literal: true
|
|
|
|
require "rubocops/extend/formula_cop"
|
|
|
|
module RuboCop
|
|
module Cop
|
|
module FormulaAudit
|
|
# This cop makes sure that deprecated checksums are not used.
|
|
class Checksum < FormulaCop
|
|
sig { override.params(formula_nodes: FormulaNodes).void }
|
|
def audit_formula(formula_nodes)
|
|
body_node = formula_nodes.body_node
|
|
|
|
problem "MD5 checksums are deprecated, please use SHA-256" if method_called_ever?(body_node, :md5)
|
|
|
|
problem "SHA1 checksums are deprecated, please use SHA-256" if method_called_ever?(body_node, :sha1)
|
|
|
|
sha256_calls = find_every_method_call_by_name(body_node, :sha256)
|
|
sha256_calls.each do |sha256_call|
|
|
sha256_node = get_checksum_node(sha256_call)
|
|
audit_sha256(sha256_node)
|
|
end
|
|
end
|
|
|
|
sig { params(checksum: T.nilable(RuboCop::AST::Node)).void }
|
|
def audit_sha256(checksum)
|
|
return if checksum.nil?
|
|
|
|
if regex_match_group(checksum, /^$/)
|
|
problem "sha256 is empty"
|
|
return
|
|
end
|
|
|
|
if string_content(checksum).size != 64 && regex_match_group(checksum, /^\w*$/)
|
|
problem "sha256 should be 64 characters"
|
|
end
|
|
|
|
return unless regex_match_group(checksum, /[^a-f0-9]+/i)
|
|
|
|
add_offense(T.must(@offensive_source_range), message: "sha256 contains invalid characters")
|
|
end
|
|
end
|
|
|
|
# This cop makes sure that checksum strings are lowercase.
|
|
class ChecksumCase < FormulaCop
|
|
extend AutoCorrector
|
|
|
|
sig { override.params(formula_nodes: FormulaNodes).void }
|
|
def audit_formula(formula_nodes)
|
|
sha256_calls = find_every_method_call_by_name(formula_nodes.body_node, :sha256)
|
|
sha256_calls.each do |sha256_call|
|
|
checksum = get_checksum_node(sha256_call)
|
|
next if checksum.nil?
|
|
next unless regex_match_group(checksum, /[A-F]+/)
|
|
|
|
add_offense(@offensive_source_range, message: "sha256 should be lowercase") do |corrector|
|
|
correction = T.must(@offensive_node).source.downcase
|
|
corrector.insert_before(T.must(@offensive_node).source_range, correction)
|
|
corrector.remove(T.must(@offensive_node).source_range)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|