@andrewray/glsl-deparser/test/index.js

through stream that translates glsl-parser AST nodes into working glsl code

var cssauron_config = {
  tag: "type",
  parent: "parent",
  children: "children"
};

var fs = require("fs"),
  Path = require("path");

var tokenizer = require("glsl-tokenizer")(),
  parser = require("glsl-parser"),
  lang = require("cssauron")(cssauron_config),
  deparser = require("../index"),
  path = Path.join(__dirname, "working.glsl"),
  parse_stream = parser(select),
  is_global_variable = lang(":root > stmt > decl decllist ident"),
  is_global_function = lang(":root > stmt > decl function > ident"),
  is_struct = lang(":root > stmt > struct > ident"),
  lang;

function select(x) {
  return is_global_variable(x) || is_global_function(x) || is_struct(x);
}

fs.createReadStream(path)
  .pipe(tokenizer)
  .pipe(parser())
  .pipe(deparser(true))
  .pipe(process.stdout);