Class: Hanami::Utils::IO

Inherits:

Object

• Object
• Hanami::Utils::IO

Defined in:

lib/hanami/utils/io.rb

Overview

IO utils

Since:

• 0.1.0

Class Method Summary

• .silence_warnings { ... } ⇒ void

  Decreases the level of verbosity, during the execution of the given block.

Class Method Details

.silence_warnings { ... } ⇒ void

This method returns an undefined value.

Decreases the level of verbosity, during the execution of the given block.

Revised version of ActiveSupport’s ‘Kernel.with_warnings` implementation

Examples:

require 'hanami/utils/io'

class Test
  TEST_VALUE = 'initial'
end

Hanami::Utils::IO.silence_warnings do
  Test::TEST_VALUE = 'redefined'
end

Yields:

• the block of code that generates warnings.

See Also:

• https://github.com/rails/rails/blob/v4.1.2/activesupport/lib/active_support/core_ext/kernel/reporting.rb#L25

Since:

• 0.1.0

# File 'lib/hanami/utils/io.rb', line 30

def self.silence_warnings
  old_verbose = $VERBOSE
  $VERBOSE    = nil
  yield
ensure
  $VERBOSE = old_verbose
end