Class: Tweezer::Gemfile

Inherits:
Object
  • Object
show all
Includes:
ASTHelper
Defined in:
lib/tweezer/gemfile.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from ASTHelper

append_block_child, #blank_line, block?, block_children, group_block?, groups_from_group_block, s, source_block?, unparse_hash_node

Constructor Details

#initialize(source, file = nil) ⇒ Gemfile

Returns a new instance of Gemfile.



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# File 'lib/tweezer/gemfile.rb', line 9

def initialize(source, file = nil)
  @ast, @comments = Parser::CurrentRuby.parse_with_comments(source, file)
  @file = file

  load_nodes!(@ast.children)
end

Class Method Details

.load(file = Bundler.default_gemfile) ⇒ Object 



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# File 'lib/tweezer/gemfile.rb', line 16

def self.load(file = Bundler.default_gemfile)
  new(File.read(file), file)
end

Instance Method Details

#add_gem(*args) ⇒ Object

rubocop:disable Metrics/AbcSize rubocop:disable Metrics/MethodLength



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# File 'lib/tweezer/gemfile.rb', line 36

def add_gem(*args)
  gem = Gem.new(*args)
  fail GemAlreadyPresent if gems.include? gem
  gems << gem

  if groups.include?(gem.groups)
    gem_groups = gem.groups
    gem.groups = []

    if groups[gem_groups].size == 1
      gem_to_group_block!(groups[gem_groups].first)
    end

    append_to_group_block! gem.to_node, groups: gem_groups
  else
    groups[gem.groups] = [gem] unless gem.groups.empty?
    append_before_first_block! gem.to_node
  end
end

#alter_gem(name, **options) ⇒ Object

rubocop:enable Metrics/MethodLength rubocop:enable Metrics/AbcSize



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# File 'lib/tweezer/gemfile.rb', line 58

def alter_gem(name, **options)
  gem = gems.find { |g| g.name == name } || fail(GemNotPresent)
  old_node = gem.to_node
  gem.alter!(options)
  replace_gem!(old_node, gem.to_node)
end

#dump ⇒ Object 



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# File 'lib/tweezer/gemfile.rb', line 65

def dump
  dumped = Unparser.unparse(ast, comments).dup
  dumped << "\n" unless dumped[-1] == "\n"
  dumped
end

#gems ⇒ Object 



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# File 'lib/tweezer/gemfile.rb', line 25

def gems
  @gems ||= []
end

#groups ⇒ Object

Maps arrays of groups to arrays of Gems



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# File 'lib/tweezer/gemfile.rb', line 30

def groups
  @groups ||= Hash.new { |h, k| h[k] = [] }
end

#save! ⇒ Object 



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# File 'lib/tweezer/gemfile.rb', line 20

def save!
  fail unless @file
  File.write(@file, dump)
end