Sha256: f02244229698f990f63444a295efdabf6c19c84641e2034ff0a17c39449884e4
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Size: 1.66 KB
Versions: 19
Compression:
Stored size: 1.66 KB
Contents
require 'ripper'
module Dpl
module Support
class Gems < Struct.new(:glob, :opts)
def each(&block)
all.uniq.each(&block)
end
def all
Dir[glob].sort.inject([]) do |gems, path|
next gems if except.any? { |str| path.include?(str) }
gems + Parse.new(File.read(path)).gems
end
end
def except
@except ||= Array(opts[:except]).map(&:to_s)
end
def opts
super || {}
end
class Parse < Struct.new(:code)
def gems
walk(*sexp).flatten.each_slice(3).to_a
end
def walk(key, *nodes)
case key
when :program
nodes[0].map { |node| walk(*node) }.compact
when :module
walk(*nodes[1])
when :class
walk(*nodes[2])
when :bodystmt
nodes[0].map { |node| walk(*node) }.compact
when :command
walk(*nodes[1]) if nodes[0][1] == 'gem'
when :args_add_block
args = nodes[0].map { |node| walk(*node) }
opts = args.last.is_a?(Hash) ? args.pop : {}
name, version = *args
[name, version, opts]
when :bare_assoc_hash
walk(*nodes[0][0])
when :assoc_new
[nodes.map { |node| walk(*node) }].to_h
when :@label
nodes.first.sub(':', '').to_sym
when :string_literal
walk(*nodes[0])
when :string_content
nodes[0][1]
# when :void_stmt
# else
# raise key.to_s
end
end
def sexp
Ripper.sexp(code)
end
end
end
end
end
Version data entries
19 entries across 19 versions & 1 rubygems