Class: NpmPackage

Inherits:
Object
  • Object
show all
Defined in:
lib/resources/npm.rb

Overview

Usage: describe npm(‘bower’) do

it { should be_installed }

end

Instance Method Summary collapse

Constructor Details

#initialize(package_name) ⇒ NpmPackage

Returns a new instance of NpmPackage.



12
13
14
15
 
# File 'lib/resources/npm.rb', line 12

def initialize(package_name)
  @package_name = package_name
  @cache = nil
end

Instance Method Details

#info ⇒ Object 



17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/resources/npm.rb', line 17

def info
  return @info if defined?(@info)

  cmd = inspec.command("npm ls -g --json #{@package_name}")
  @info = {
    name: @package_name,
    type: 'npm',
    installed: cmd.exit_status == 0,
  }
  return @info unless @info[:installed]

  pkgs = JSON.parse(cmd.stdout)
  @info[:version] = pkgs['dependencies'][@package_name]['version']
  @info
end

#installed? ⇒ Boolean

Returns:

  • (Boolean) 


33
34
35
 
# File 'lib/resources/npm.rb', line 33

def installed?
  info[:installed] == true
end

#to_s ⇒ Object 



41
42
43
 
# File 'lib/resources/npm.rb', line 41

def to_s
  "Npm Package #{@package_name}"
end

#version ⇒ Object 



37
38
39
 
# File 'lib/resources/npm.rb', line 37

def version
  info[:version]
end