class Bundleup::Gemfile
Attributes
contents[R]
path[R]
Public Class Methods
new(path="Gemfile")
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# File lib/bundleup/gemfile.rb, line 5 def initialize(path="Gemfile") @path = path @contents = File.read(path) end
Public Instance Methods
gem_comments()
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# File lib/bundleup/gemfile.rb, line 10 def gem_comments gem_names.each_with_object({}) do |gem_name, hash| comment = inline_comment(gem_name) || prefix_comment(gem_name) hash[gem_name] = comment unless comment.nil? end end
gem_pins_without_comments()
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# File lib/bundleup/gemfile.rb, line 17 def gem_pins_without_comments (gem_names - gem_comments.keys).each_with_object({}) do |gem_name, hash| next unless (match = gem_declaration_with_pinned_version_re(gem_name).match(contents)) version = match[1] hash[gem_name] = VersionSpec.parse(version) end end
relax_gem_pins!(gem_names)
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# File lib/bundleup/gemfile.rb, line 26 def relax_gem_pins!(gem_names) gem_names.each do |gem_name| rewrite_gem_version!(gem_name, &:relax) end end
shift_gem_pins!(new_gem_versions)
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# File lib/bundleup/gemfile.rb, line 32 def shift_gem_pins!(new_gem_versions) new_gem_versions.each do |gem_name, new_version| rewrite_gem_version!(gem_name) { |version_spec| version_spec.shift(new_version) } end end
Private Instance Methods
gem_declaration_re(gem_name)
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# File lib/bundleup/gemfile.rb, line 65 def gem_declaration_re(gem_name) /^\s*gem\s+["']#{Regexp.escape(gem_name)}["']/ end
gem_declaration_with_pinned_version_re(gem_name)
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# File lib/bundleup/gemfile.rb, line 69 def gem_declaration_with_pinned_version_re(gem_name) /#{gem_declaration_re(gem_name)},\s*["']([^'"]+)["']\s*$/ end
gem_names()
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# File lib/bundleup/gemfile.rb, line 53 def gem_names contents.scan(/^\s*gem\s+["'](.+?)["']/).flatten.uniq end
inline_comment(gem_name)
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# File lib/bundleup/gemfile.rb, line 57 def inline_comment(gem_name) contents[/#{gem_declaration_re(gem_name)}.*(#\s*\S+.*)/, 1] end
prefix_comment(gem_name)
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# File lib/bundleup/gemfile.rb, line 61 def prefix_comment(gem_name) contents[/^\s*(#\s*\S+.*)\n#{gem_declaration_re(gem_name)}/, 1] end
rewrite_gem_version!(gem_name) { |parse| ... }
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# File lib/bundleup/gemfile.rb, line 40 def rewrite_gem_version!(gem_name) found = contents.sub!(gem_declaration_with_pinned_version_re(gem_name)) do |match| version = Regexp.last_match[1] match[Regexp.last_match.regexp, 1] = yield(VersionSpec.parse(version)).to_s match end raise "Can't rewrite version for #{gem_name}; it does not have a pin" unless found File.write(path, contents) end