Function parser

MathBox/mathbox-core.js:32867–33708

()

]

function parser() {
  var stmtlist = n(STMTLIST)
    , stmt = n(STMT)
    , decllist = n(DECLLIST)
    , precision = n(PRECISION)
    , ident = n(IDENT)
    , keyword_or_ident = n(KEYWORD_OR_IDENT)
    , fn = n(FUNCTION)
    , fnargs = n(FUNCTIONARGS)
    , forstmt = n(FORLOOP)
    , ifstmt = n(IF)
    , whilestmt = n(WHILELOOP)
    , returnstmt = n(RETURN)
    , dowhilestmt = n(DOWHILELOOP)
    , quantifier = n(QUANTIFIER)

  var parse_struct
    , parse_precision
    , parse_quantifier
    , parse_forloop
    , parse_if
    , parse_return
    , parse_whileloop
    , parse_dowhileloop
    , parse_function
    , parse_function_args

  var stream = through(write, end)
    , check = arguments.length ? [].slice.call(arguments) : []
    , depth = 0
    , state = []
    , tokens = []
    , whitespace = []
    , errored = false
    , program
    , token
    , node

  // setup state
  state.shift = special_shift
  state.unshift = special_unshift
  state.fake = special_fake
  state.unexpected = unexpected
  state.scope = new Scope(state)
  state.create_node = function() {
    var n = mknode(IDENT, token)
    n.parent = stream.program
    return n
  }

  setup_stative_parsers()

  // setup root node
  node = stmtlist()
  node.expecting = '(eof)'
  node.mode = STMTLIST
  node.token = {type: '(program)', data: '(program)'}
  program = node