Class: Bundle::Patch::GemfileEditor

Inherits:
Object
  • Object
show all
Defined in:
lib/bundle/patch/gemfile_editor.rb

Constant Summary collapse

GEMFILE_PATH = 
"Gemfile"
LOCKFILE_PATH = 
"Gemfile.lock"
BACKUP_PATH = 
"Gemfile.bak"

Class Method Summary collapse

Class Method Details

.gem_declared_in_gemfile?(name, lines) ⇒ Boolean 



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# File 'lib/bundle/patch/gemfile_editor.rb', line 43

def self.gem_declared_in_gemfile?(name, lines)
  lines.any? { |line| line.match?(/^\s*gem\s+['"]#{name}['"]/) }
end

.gem_declared_in_lockfile?(name) ⇒ Boolean 



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# File 'lib/bundle/patch/gemfile_editor.rb', line 47

def self.gem_declared_in_lockfile?(name)
  return false unless File.exist?(LOCKFILE_PATH)
  File.read(LOCKFILE_PATH).include?("\n    #{name} ")
end

.update!(patchable_gems) ⇒ Object 



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# File 'lib/bundle/patch/gemfile_editor.rb', line 10

def self.update!(patchable_gems)
  unless File.exist?(GEMFILE_PATH)
    abort "❌ No Gemfile found in the current directory."
  end

  puts "📝 Backing up Gemfile to #{BACKUP_PATH}..."
  File.write(BACKUP_PATH, File.read(GEMFILE_PATH))

  lines = File.readlines(GEMFILE_PATH)
  updated_lines = lines.dup

  patchable_gems.each do |gem_info|
    name = gem_info["name"]
    version = gem_info["required_version"]

    in_gemfile = gem_declared_in_gemfile?(name, lines)
    in_lockfile = gem_declared_in_lockfile?(name)

    if in_gemfile
      puts "🔧 Updating existing gem: #{name} → '#{version}'"
      updated_lines = update_version_in_lines(updated_lines, name, version)
    elsif in_lockfile
      puts "➕ Adding dependency gem: #{name} → '#{version}'"
      updated_lines << "gem \"#{name}\", \"#{version}\"\n"
    else
      puts "⚠️  Skipping #{name} — not found in Gemfile or Gemfile.lock."
    end
  end

  File.write(GEMFILE_PATH, updated_lines.join)
  puts "✅ Gemfile updated!"
end

.update_version_in_lines(lines, name, version) ⇒ Object 



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# File 'lib/bundle/patch/gemfile_editor.rb', line 52

def self.update_version_in_lines(lines, name, version)
  lines.map do |line|
    if line.match?(/^\s*gem\s+['"]#{name}['"]/)
      parts = line.strip.split(",").map(&:strip)
      gem_declaration = parts[0]
      "#{gem_declaration}, '#{version}'\n"
    else
      line
    end
  end
end