# Copyright (c) 2013 Maurizio Casimirri <maurizio.cas@gmail.com>
# (https://github.com/mcasimir)

# Permission is hereby granted, free of charge, to any person obtaining a copy of
# this software and associated documentation files (the "Software"), to deal in
# the Software without restriction, including without limitation the rights to
# use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
# the Software, and to permit persons to whom the Software is furnished to do so,
# subject to the following conditions:

# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.

# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
# FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
# COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
# IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

#= if not building 
fs           = require('fs')
Path         = require('path')
PegJs        = require("pegjs")
#= end

class SourceType
  @grammarSrc = undefined
  @getGrammar = (startDelimiter, endDelimiter) -> 
    if not SourceType.grammarSrc?
      SourceType.grammarSrc =  fs.readFileSync(Path.resolve(__dirname, "../grammars/directives.pegjs")).toString()
    SourceType.grammarSrc + """

      SD
        = "#{startDelimiter}"
      ED
        = "#{endDelimiter}"

    """

  constructor: (@name, delimiters) ->
    @startDelimiter = delimiters[0]
    @endDelimiter = delimiters[1] or ""
    grammar = SourceType.getGrammar(@startDelimiter, @endDelimiter)
    @parser = PegJs.buildParser(grammar, trackLineAndColumn: true)

#= if not building
module.exports = SourceType
#= end