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Contents
# frozen_string_literal: true
module Dry
module System
class MagicCommentsParser
VALID_LINE_RE = /^(#.*)?$/.freeze
COMMENT_RE = /^#\s+(?<name>[A-Za-z]{1}[A-Za-z0-9_]+):\s+(?<value>.+?)$/.freeze
COERCIONS = {
"true" => true,
"false" => false
}.freeze
def self.call(file_name)
{}.tap do |options|
File.foreach(file_name) do |line|
break unless line =~ VALID_LINE_RE
if (comment = line.match(COMMENT_RE))
options[comment[:name].to_sym] = coerce(comment[:value])
end
end
end
end
def self.coerce(value)
COERCIONS.fetch(value) { value }
end
end
end
end
Version data entries
19 entries across 19 versions & 1 rubygems