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Contents
=begin rdoc
Kernel overloads
=end
module Kernel
def get_latest_caller
returning Array.new do |arr|
callstack.size.times {|i| arr << callstack[i][0] unless callstack[i][0] =~ /lib\/poolparty/ }
end.first
end
def callstack( level = 1 )
call_str_array = caller(level)
stack = []
call_str_array.each{ |call_str|
file, lineno, method = call_str.split(':')
if method =~ /in `(.*)'/ then
method = $1.intern()
end
stack << [file, lineno.to_i, method]
}
stack
end
# Nice wait instead of sleep
def wait(time=5)
sleep time.is_a?(String) ? eval(time) : time
end
def as(klass_or_obj, &block)
block.in_context(klass_or_obj).call
end
def with_warnings_suppressed
saved_verbosity = $-v
$-v = nil
yield
ensure
$-v = saved_verbosity
end
def capture_stdout(&block)
old_stdout = $stdout
out = StringIO.new
$stdout = out
begin
block.call if block
ensure
$stdout = old_stdout
end
out.string
end
#redirect stdout and stderr to /dev/null and reopen after block
def hide_output
begin
old_stdout = STDOUT.dup
old_stderr = STDERR.dup
STDOUT.reopen(File.open((PLATFORM =~ /mswin/ ? "NUL" : "/dev/null"), 'w'))
STDERR.reopen(File.open((PLATFORM =~ /mswin/ ? "NUL" : "/dev/null"), 'w'))
yield if block_given?
ensure
STDOUT.flush
STDOUT.reopen(old_stdout)
STDERR.flush
STDERR.reopen(old_stderr)
end
end
end
Version data entries
22 entries across 22 versions & 3 rubygems