Class: NeoBundle::Vimscript

Inherits:
Object
  • Object
show all
Defined in:
lib/neobundle/vimscript.rb

Instance Method Summary collapse

Constructor Details

#initialize(config = {}) ⇒ Vimscript

Returns a new instance of Vimscript.



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# File 'lib/neobundle/vimscript.rb', line 8

def initialize(config={})
  @config = {
    vim: 'vim',
    bundlefile: nil,
    verbose: 0,
  }
  @config.merge!(config)
  begin
    out, err, status = Open3.capture3('%s --version' % Shellwords.escape(@config[:vim]))
    unless out =~ /^VIM - Vi IMproved / and status == 0 then
      raise NeoBundle::VimCommandError, 'command is not vim!' 
    end
  rescue SystemCallError 
    raise NeoBundle::VimCommandError, 'vim command not found!'
  end
end

Instance Method Details

#exec(cmd, io = nil) ⇒ Object

Raises:



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# File 'lib/neobundle/vimscript.rb', line 25

def exec(cmd, io=nil)
  raise NeoBundle::VimscriptError, 'Command is empty!' if cmd.to_s.strip.empty?
  is_displaying_log = @config[:verbose] > 0
  $stderr.puts '### Command: %s' % cmd if is_displaying_log
  
  log_file = Tempfile.open('neobundle-cmd_vimscript_exec')
  command = ERB.new("    <%= Shellwords.escape @config[:vim] %> -u NONE -U NONE -i NONE -N -e -s -V1\n      --cmd \"\n        <% unless @config[:bundlefile].to_s.strip.empty? then %>\n          set verbosefile=<%= log_file.path %> |\n          <%= @config[:verbose] %>verbose source <%= @config[:bundlefile] %> |\n          set verbosefile= |\n        <% end %>\n        <%= cmd %>\n      \"\n      --cmd \"\n        qall!\n      \"\n  SH\n  \n  log_thread = Thread.new do\n    while true do\n      line = log_file.gets.to_s.chomp\n      $stderr.puts line unless line.empty?\n    end\n  end\n  \n  stdin, stdout, stderr, process = Open3.popen3(command)\n  result = []\n  \n  stderr.each_line do |line|\n    line = line.chomp\n    next if line.empty?\n    io.puts line unless io.nil?\n    result.push line\n  end\n  \n  process.join\n  log_thread.kill\n  log_file.close\n  $stderr.print \"\\n\\n\" if is_displaying_log\n  \n  result = result.join(\"\\n\")\n  raise NeoBundle::VimscriptError, result if process.value != 0\n  result\nend\n").result(binding).gsub(/\s+/,' ').strip