Class: Proc

Inherits:
Object
  • Object
show all
Defined in:
lib/rubidity/proc.rb

Constant Summary collapse

BLOCK_RX =

use non-greed .*? to “slurp”-up everything to the end

/do 
 .*? 
\n[ ]{0,2}end
/xm

Instance Method Summary collapse

Instance Method Details

#source ⇒ Object

fix: change to contract_source - why? why not?



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# File 'lib/rubidity/proc.rb', line 12

def source   ## fix: change to contract_source - why? why not?
   filename, lineno = self.source_location
   lines = File.open( "contracts/#{filename}.rb", 'r:utf-8' ) { |f| f.readlines }
   ## up to 10 for now
   ## note: lineno is starting counting at 1 (use -1 for offset in ary)

   ## for now assume no method longer than 100 lines
   ## note: lines INCLUDEs newlines e.g.
   ##  ["  constructor(name: :string, symbol: :string, decimals: :uint8) do |name, symbol, decimals|\n",
   ##   "    puts \"ERC20.constructor\"\n",
   ##   "    @name = name\n",
   ##   "    @symbol = symbol\n",
   ##   "    @decimals = decimals\n",
   ##   "  end\n",

   pastie = lines[lineno-1, 100].join
   ## pp pastie
   
   ## use regex quick hack
   ##   to extract use first do
   ##  and end on its own line (with max indent of two spaces!!)
   m = BLOCK_RX.match( pastie )
   if m
      m[0][2..-1][0..-4]  ## return matched code - cut of do/end wrapper
   else
      raise  "sorry; no do-end match for code block source"
   end 
end