steam/node_modules/steam-resources/steam_language_parser/index.js

Lets you interface with Steam without running an actual Steam client

var fs = require('fs');
var token_analyzer = require('./parser/token_analyzer');

var codeGen = require('./generator/node_gen');
var languagePath = require('path').join(__dirname, '../steam_language');

var cwd = process.cwd();
process.chdir(languagePath);

var tokenList = require('./parser/language_parser').tokenizeString(fs.readFileSync('steammsg.steamd', { encoding: 'ascii' }));

var root = token_analyzer.analyze(tokenList);

process.chdir(cwd);

var rootEnumNode = new token_analyzer.Node();
var rootMessageNode = new token_analyzer.Node();

rootEnumNode.childNodes = root.childNodes.filter( function(n) { return n instanceof token_analyzer.EnumNode; });
rootMessageNode.childNodes = root.childNodes.filter( function(n) { return n instanceof token_analyzer.ClassNode; });

require('./code_generator').emitCode(rootEnumNode, codeGen);
require('./code_generator').emitCode(rootMessageNode, codeGen);