Class: StructPacking::Util

Inherits:
Object
  • Object
show all
Defined in:
lib/struct_packing/util.rb

Overview

internal C-like_structure_declaration

Class Method Summary collapse

Class Method Details

.internal_format_from(text) ⇒ Object

Parse declaration string into internal format. Internal format is ...



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# File 'lib/struct_packing/util.rb', line 137

def self.internal_format_from(text)
  params = {}
  text.split(/[\n;]/).each do |line|
    line.gsub!(/^\s*/,'')
    line.gsub!(/\s*$/,'')

    idx = line.rindex(' ')
    type = line[0..idx-1]
    name = line[idx+1..line.length]

    if name =~ /(.*)\[\w*(\d+)\w*\]\w*/
      type += "[#{$2}]"
      name = $1
    end
 
    params[name.to_sym] = type
  end
  
  params
end

.pack_template_from(text, mod = nil) ⇒ Object

Parse declaration string into pack template.



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# File 'lib/struct_packing/util.rb', line 130

def self.pack_template_from(text,mod=nil)
  internal = internal_format_from(text)
  types_to_template(internal.values,mod)
end