Class: BrowserifyRb::Nvm

Inherits:
Object
  • Object
show all
Defined in:
lib/browserify_rb/nvm.rb

Defined Under Namespace

Classes: Browserify

Constant Summary collapse

LOG = 
Logger.new(STDERR)
NVM_SH = 
File.join(__dir__, "nvm.sh")

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(nvm_dir = "#{ENV["HOME"]}/.nvm") ⇒ Nvm

Returns a new instance of Nvm.



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# File 'lib/browserify_rb/nvm.rb', line 13

def initialize nvm_dir = "#{ENV["HOME"]}/.nvm"
  @nvm_dir = nvm_dir
end

Class Method Details

.version ⇒ Object 



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# File 'lib/browserify_rb/nvm.rb', line 48

def self.version
  out = StringIO.new
  err = StringIO.new
  cmd = "      . \"\#{NVM_SH}\"\n      nvm --version\n    CMD\n\n  LOG.debug \"run: \#{cmd}\"\n  st = BrowserifyRb::Popen3.async_exec(\n    cmd,\n    stdout_handler: proc {|d| out << d },\n    stderr_handler: proc {|d| err << d }\n  ).value\n  raise \"non-zero exit status: \#{status.to_i}\\n\#{err}\" unless st.success?\n\n  out.string.strip\nend\n"

Instance Method Details

#env ⇒ Object 



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# File 'lib/browserify_rb/nvm.rb', line 17

def env
  { "NVM_DIR" => @nvm_dir }
end

#run(cmd, stdin: "", stdout_handler: proc{|d| STDOUT.print d }, stderr_handler: proc{|d| STDERR.print d }, node_ver: nil, env: {}) ⇒ Object 



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# File 'lib/browserify_rb/nvm.rb', line 21

def run(
      cmd,
      stdin: "",
      stdout_handler: proc{|d| STDOUT.print d },
      stderr_handler: proc{|d| STDERR.print d },
      node_ver: nil,
      env: {})
  new_env = (env).merge(self.env)
  node_ver = node_ver ? %["#{node_ver}"] : ""
  cmd = "      . \"\#{NVM_SH}\"\n      if ! nvm use \#{node_ver} >&2; then\n        nvm install \#{node_ver} >&2\n        nvm use \#{node_ver} >&2\n      fi\n      \#{cmd}\n    CMD\n\n  LOG.debug \"run: \#{cmd}\"\n  BrowserifyRb::Popen3.async_exec(\n    cmd,\n    input: stdin, env: new_env,\n    stdout_handler: stdout_handler,\n    stderr_handler: stderr_handler\n  )\nend\n"