Module: Kernel
- Defined in:
- lib/roebe/core/kernel.rb
Overview
#
require ‘roebe/core/kernel.rb’
#
Class Method Summary collapse
-
.print_resource_usage ⇒ Object
# === print_resource_usage.
-
.require_directory(this_directory) ⇒ Object
# === Kernel.require_directory.
Instance Method Summary collapse
-
#require(this_file) ⇒ Object
# === require.
-
#require_orig ⇒ Object
# Keep a reference-copy next: ========================================================================= #.
Class Method Details
.print_resource_usage ⇒ Object
#
print_resource_usage
Prints memory and cpu footprint of the server (uses ps in a subshell, portability is therefore limited)
Usage example:
Kernel.print_resource_usage
#
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# File 'lib/roebe/core/kernel.rb', line 20 def print_resource_usage ps_out = `ps -o vsz,rss,%cpu,%mem -p #{$$}` vsz, rss, cpu, pmem = ps_out.scan(/\d+(?:[.,]\d+)?/).map { |e| e.gsub(/,/,'.').to_f } # ps on 10.5.1 outputs ',' instead of '.' for MEM% virtual, real = (vsz-rss).div(1024), rss.div(1024) $stdout.printf "%dMB real, %dMB virtual, %.1f%% CPU, %.1f%% MEM\n", real, virtual, cpu, pmem end |
.require_directory(this_directory) ⇒ Object
#
Kernel.require_directory
Usage example:
Kernel.require_directory('/home/x/DATA/PROGRAMMING_LANGUAGES/RUBY/src/ascii_paradise/lib/ascii_paradise/')
#
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# File 'lib/roebe/core/kernel.rb', line 37 def self.require_directory(this_directory) all_files = Dir[(this_directory+'/*').squeeze('/')] # ======================================================================= # # Next, select only .rb files for now. # ======================================================================= # all_files.select! {|entry| entry.end_with? '.rb' } all_files.each {|this_file| require this_file } end |
Instance Method Details
#require(this_file) ⇒ Object
#
require
A patch to require symbols.
require %w( yaml pp )
require 'yaml','pp'
def require(*args)
args.each { |file| require_orig(file) }
end
#
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# File 'lib/roebe/core/kernel.rb', line 66 def require(this_file) if this_file.is_a? Symbol require 'beautiful_url/requires/failsafe_require_of_beautiful_url.rb' this_file = BeautifulUrl.parse(this_file).url? end require_orig(this_file) # The next code is debug-code. # begin # failsave_require(this_file) # rescue Exception => e # # puts e # # puts this_file # # puts 'rescued ... but you should fix it! :P' # end end |
#require_orig ⇒ Object
#
Keep a reference-copy next:
#
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# File 'lib/roebe/core/kernel.rb', line 51 alias require_orig require |