stmux/bin/stmux-2-parser.js

Simple Terminal Multiplexing for Node Environments

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _path = _interopRequireDefault(require("path"));
var _asty = _interopRequireDefault(require("asty"));
var _pegjsOtf = _interopRequireDefault(require("pegjs-otf"));
var _pegjsUtil = _interopRequireDefault(require("pegjs-util"));
/*
**  stmux -- Simple Terminal Multiplexing for Node Environments
**  Copyright (c) 2017-2024 Dr. Ralf S. Engelschall <rse@engelschall.com>
**
**  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.
*/

class stmuxParser {
  parseSpec() {
    /*  parse specification into Abstract Syntax Tree (AST)  */
    const asty = new _asty.default();
    const parser = _pegjsOtf.default.generateFromFile(_path.default.join(__dirname, "..", "src", "stmux-2-parser.pegjs"), {
      optimize: "size",
      trace: false
    });
    const result = _pegjsUtil.default.parse(parser, this.spec, {
      startRule: "split",
      makeAST: (line, column, offset, args) => {
        return asty.create.apply(asty, args).pos(line, column, offset);
      }
    });
    if (result.error !== null) this.fatal("parsing failure:\n" + _pegjsUtil.default.errorMessage(result.error, true).replace(/^/mg, `${this.my.name}: ERROR: `) + "\n");
    this.ast = result.ast;
  }
}
exports.default = stmuxParser;