Module: Gitlab::CLI::Helpers

Extended by:
Helpers
Included in:
Gitlab::CLI, Helpers, Help, Shell
Defined in:
lib/gitlab/cli_helpers.rb

Overview

Defines methods related to CLI output and formatting.

Instance Method Summary collapse

Instance Method Details

#actions ⇒ Array

Returns actions available to CLI & Shell

Returns:

  • (Array) 


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# File 'lib/gitlab/cli_helpers.rb', line 13

def actions
  @actions ||= Gitlab.actions
end

#client ⇒ Gitlab::Client

Returns Gitlab::Client instance

Returns:



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# File 'lib/gitlab/cli_helpers.rb', line 20

def client
  @client ||= Gitlab::Client.new(endpoint: (Gitlab.endpoint || ''))
end

#confirm_command(cmd) ⇒ String

Confirms command with a desctructive action.

Returns:

  • (String) 


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# File 'lib/gitlab/cli_helpers.rb', line 69

def confirm_command(cmd)
  return unless cmd.start_with?('remove_', 'delete_')

  puts 'Are you sure? (y/n)'

  if %w(y yes).include?($stdin.gets.to_s.strip.downcase)
    puts 'Proceeding..'
  else
    puts 'Command aborted.'
    exit(1)
  end
end

#excluded_fields(args) ⇒ Array

Returns filtered excluded fields.

Returns:

  • (Array) 


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# File 'lib/gitlab/cli_helpers.rb', line 50

def excluded_fields(args)
  if args.any? && args.last.is_a?(String) && args.last.start_with?('--except=')
    args.last.gsub('--except=', '').split(',')
  else
    []
  end
end

#get_keys(args, data) ⇒ Object

Helper function to get rows and keys from data returned from API call



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# File 'lib/gitlab/cli_helpers.rb', line 196

def get_keys(args, data)
  arr = data.map(&:to_h)
  keys = arr.first.keys.sort_by(&:to_s)
  keys &= required_fields(args) if required_fields(args).any?
  keys -= excluded_fields(args)
  [arr, keys]
end

#gitlab_helper(cmd, args = []) ⇒ Object

Helper function to call Gitlab commands with args.



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# File 'lib/gitlab/cli_helpers.rb', line 205

def gitlab_helper(cmd, args=[])
  begin
    data = args.any? ? Gitlab.send(cmd, *args) : Gitlab.send(cmd)
  rescue => e
    puts e.message
    yield if block_given?
  end

  data
end

#help(cmd = nil, &block) ⇒ String

Gets defined help for a specific command/action.

Returns:

  • (String) 


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# File 'lib/gitlab/cli_helpers.rb', line 85

def help(cmd=nil, &block)
  if cmd.nil? || Gitlab::Help.help_map.key?(cmd)
    Gitlab::Help.actions_table(cmd)
  else
    Gitlab::Help.get_help(cmd, &block)
  end
end

#method_owners ⇒ Array<Hash>

Returns method names and their owners

Returns:

  • (Array<Hash>) 


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# File 'lib/gitlab/cli_helpers.rb', line 27

def method_owners
  @method_owners ||= actions.map do |action|
    {
      name: action.to_s,
      owner: client.method(action).owner.to_s
    }
  end
end

#output_json(cmd, args, data) ⇒ Object 



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# File 'lib/gitlab/cli_helpers.rb', line 105

def output_json(cmd, args, data)
  if data.respond_to?(:empty?) && data.empty?
    puts '{}'
  else
    hash_result = case data
                  when Gitlab::ObjectifiedHash, Gitlab::FileResponse
                    record_hash([data], cmd, args, true)
                  when Gitlab::PaginatedResponse
                    record_hash(data, cmd, args)
                  else
                    { cmd: cmd, data: data, args: args }
                  end
    puts JSON.pretty_generate(hash_result)
  end
end

#output_table(cmd, args, data) ⇒ Object

Outputs a nicely formatted table or error msg.



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# File 'lib/gitlab/cli_helpers.rb', line 94

def output_table(cmd, args, data)
  case data
  when Gitlab::ObjectifiedHash, Gitlab::FileResponse
    puts record_table([data], cmd, args)
  when Gitlab::PaginatedResponse
    puts record_table(data, cmd, args)
  else # probably just an error msg
    puts data
  end
end

#record_hash(data, cmd, args, single_value = false) ⇒ Hash

Renders the result of given commands and arguments into a Hash

Parameters:

  • data (Array) —

    Resultset from the API call

  • cmd (String) —

    The command passed to the API

  • args (Array) —

    Options passed to the API call

  • single_value (bool) (defaults to: false) —

    If set to true, a single result should be returned

Returns:

  • (Hash) —

    Result hash



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# File 'lib/gitlab/cli_helpers.rb', line 162

def record_hash(data, cmd, args, single_value=false)
  if data.empty?
    result = nil
  else
    arr, keys = get_keys(args, data)
    result = []
    arr.each do |hash|
      row = {}

      keys.each do |key|
        case hash[key]
        when Hash
          row[key] = 'Hash'
        when StringIO
          row[key] = Base64.encode64(hash[key].read)
        when nil
          row[key] = nil
        else
          row[key] = hash[key]
        end
      end

      result.push row
    end
    result = result[0] if single_value && result.count > 0
  end

  {
    cmd: "Gitlab.#{cmd} #{args.join(', ')}".strip,
    result: result
  }
end

#record_table(data, cmd, args) ⇒ Terminal::Table

Table to display records.

Returns:

  • (Terminal::Table) 


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# File 'lib/gitlab/cli_helpers.rb', line 124

def record_table(data, cmd, args)
  return 'No data' if data.empty?

  arr, keys = get_keys(args, data)

  table do |t|
    t.title = "Gitlab.#{cmd} #{args.join(', ')}"
    t.headings = keys

    arr.each_with_index do |hash, index|
      values = []

      keys.each do |key|
        case value = hash[key]
        when Hash
          value = value.key?('id') ? value['id'] : 'Hash'
        when StringIO
          value = 'File'
        when nil
          value = 'null'
        end

        values << value
      end

      t.add_row values
      t.add_separator unless arr.size - 1 == index
    end
  end
end

#required_fields(args) ⇒ Array

Returns filtered required fields.

Returns:

  • (Array) 


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# File 'lib/gitlab/cli_helpers.rb', line 39

def required_fields(args)
  if args.any? && args.last.is_a?(String) && args.last.start_with?('--only=')
    args.last.gsub('--only=', '').split(',')
  else
    []
  end
end

#symbolize_keys(hash) ⇒ Hash

Convert a hash (recursively) to use symbol hash keys

Returns:

  • (Hash) 


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# File 'lib/gitlab/cli_helpers.rb', line 218

def symbolize_keys(hash)
  if hash.is_a?(Hash)
    hash = hash.each_with_object({}) do |(key, value), newhash|
      begin
        newhash[key.to_sym] = symbolize_keys(value)
      rescue NoMethodError
        raise "Error: cannot convert hash key to symbol: #{key}"
      end
    end
  end

  hash
end

#valid_command?(cmd) ⇒ Boolean

Confirms command is valid.

Returns:

  • (Boolean) 


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# File 'lib/gitlab/cli_helpers.rb', line 61

def valid_command?(cmd)
  command = cmd.is_a?(Symbol) ? cmd : cmd.to_sym
  Gitlab.actions.include?(command)
end

#yaml_load(arg) ⇒ Object

YAML::load on a single argument



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# File 'lib/gitlab/cli_helpers.rb', line 233

def yaml_load(arg)
  YAML.safe_load(arg)
rescue Psych::SyntaxError
  raise "Error: Argument is not valid YAML syntax: #{arg}"
end