Method: Travis::Tools::System.has?

Defined in:
lib/travis/tools/system.rb

.has?(command) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/travis/tools/system.rb', line 79

def has?(command)
  return false unless unix?

  @has ||= {}
  @has.fetch(command) { @has[command] = system "command -v #{command} 2>/dev/null >/dev/null" }
end