Class: Proc

Inherits:

Object

• Object
• Proc

Defined in:

lib/bacon.rb

Instance Method Summary

• #change? ⇒ Boolean
• #raise?(*exceptions) ⇒ Boolean
• #throw?(sym) ⇒ Boolean

Instance Method Details

#change? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/bacon.rb', line 263

def change?
  pre_result = yield
  called = call
  post_result = yield
  pre_result != post_result
end

#raise?(*exceptions) ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/bacon.rb', line 239

def raise?(*exceptions)
  exceptions = [RuntimeError]  if exceptions.empty?
  call

# Only to work in 1.9.0, rescue with splat doesn't work there right now
rescue Object => e
  case e
  when *exceptions
    e
  else
    raise e
  end
else
  false
end

#throw?(sym) ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/bacon.rb', line 255

def throw?(sym)
  catch(sym) {
    call
    return false
  }
  return true
end