"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;
var _genlex = require("../../lib/genlex/genlex");
var _index = require("../../lib/parsec/index");
var _stream = _interopRequireDefault(require("../../lib/stream"));
function _interopRequireDefault(e) { return e && e.__esModule ? e : { "default": e }; }
function createParser() {
  var genlex = new _genlex.GenLex();
  genlex.setSeparatorsParser(_index.F.not(_index.C.charIn('+-<>[],.')));
  genlex.keywords(['+', '-', '<', '>', '[', ']', ',', '.']);
  var grammar = _index.F.any().map(function (token) {
    return token.value;
  }).rep();
  return genlex.use(grammar);
}
var _default = exports["default"] = {
  setUp: function setUp(done) {
    done();
  },
  'parser is valid': function parser_is_valid(test) {
    var hW = '++++++++[>++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]<-]>>.>---.+++++++..+++.>>.<-.<.+++.------.--------.>>+.>++.';
    var parser = createParser();
    var response = parser.parse(_stream["default"].ofString(hW));
    test.ok(response.isAccepted());
    test.equals(response.offset, hW.length);
    test.done();
  },
  'comments are accepted': function comments_are_accepted(test) {
    // Taken from Wikipedia documentation
    var hW = "++++++++               Set Cell #0 to 8\n[\n    >++++               Add 4 to Cell #1; this will always set Cell #1 to 4\n    [                   as the cell will be cleared by the loop\n        >++             Add 2 to Cell #2\n        >+++            Add 3 to Cell #3\n        >+++            Add 3 to Cell #4\n        >+              Add 1 to Cell #5\n        <<<<-           Decrement the loop counter in Cell #1\n    ]                   Loop till Cell #1 is zero; number of iterations is 4\n    >+                  Add 1 to Cell #2\n    >+                  Add 1 to Cell #3\n    >-                  Subtract 1 from Cell #4\n    >>+                 Add 1 to Cell #6\n    [<]                 Move back to the first zero cell you find; this will\n                        be Cell #1 which was cleared by the previous loop\n    <-                  Decrement the loop Counter in Cell #0\n]                       Loop till Cell #0 is zero; number of iterations is 8\n\nThe result of this is:\nCell No :   0   1   2   3   4   5   6\nContents:   0   0  72 104  88  32   8\nPointer :   ^\n\n>>.                     Cell #2 has value 72 which is 'H'\n>---.                   Subtract 3 from Cell #3 to get 101 which is 'e'\n+++++++..+++.           Likewise for 'llo' from Cell #3\n>>.                     Cell #5 is 32 for the space\n<-.                     Subtract 1 from Cell #4 for 87 to give a 'W'\n<.                      Cell #3 was set to 'o' from the end of 'Hello'\n+++.------.--------.    Cell #3 for 'rl' and 'd'\n>>+.                    Add 1 to Cell #5 gives us an exclamation point\n>++.                    And finally a newline from Cell #6";
    var parser = createParser();
    var response = parser.parse(_stream["default"].ofString(hW));
    test.ok(response.isAccepted());
    test.equals(response.offset, 106); // there is 111 tokens

    test.done();
  }
};
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