node-gdb/lib/utils/buffered-process.js

Control GDB from node.js

// Generated by CoffeeScript 1.11.1
(function() {
  var BufferedProcess, child_process;

  child_process = require('child_process');

  BufferedProcess = (function() {
    BufferedProcess.prototype.partialLine = '';

    function BufferedProcess(arg, ok) {
      this.command = arg.command, this.args = arg.args, this.stdout = arg.stdout, this.exit = arg.exit;
    }

    BufferedProcess.prototype._spawn = function() {
      return new Promise((function(_this) {
        return function(resolve, reject) {
          var error, ok;
          _this.process = child_process.spawn(_this.command, _this.args);
          _this.process.stdout.on('data', function(data) {
            return _this._stdout(data);
          });
          ok = function() {
            _this.process.removeListener('error', error);
            return resolve(_this);
          };
          error = function(err) {
            _this.process.stdout.removeListener('data', ok);
            return reject(err);
          };
          _this.process.stdout.once('data', ok);
          _this.process.once('error', error);
          _this.process.on('exit', function() {
            return _this.exit();
          });
          return _this.exitPromise = new Promise(function(resolve) {
            return _this.process.on('exit', function() {
              return resolve();
            });
          });
        };
      })(this));
    };

    BufferedProcess.prototype.stdin = function(line) {
      return this.process.stdin.write(line + '\n');
    };

    BufferedProcess.prototype._stdout = function(data) {
      var i, len, line, lines, results;
      data = this.partialLine + data.toString();
      lines = data.split('\n');
      this.partialLine = lines.slice(-1);
      lines = lines.slice(0, -1);
      results = [];
      for (i = 0, len = lines.length; i < len; i++) {
        line = lines[i];
        results.push(this.stdout(line));
      }
      return results;
    };

    BufferedProcess.prototype.kill = function(signal) {
      this.process.kill(signal);
      return this.exitPromise;
    };

    return BufferedProcess;

  })();

  module.exports = function(options) {
    return new BufferedProcess(options)._spawn();
  };

}).call(this);