id: "tabloid"
name: "Tabloid"

install:
  scripts:
    tabloid: |
      #!/usr/bin/env node

      const fs = require("fs");

      const args = process.argv.slice(2);
      if (args.length !== 1) {
        console.error("usage: run.js FILE");
        process.exit(1);
      }

      const lang = require("/opt/tabloid/lang");

      const program = fs.readFileSync(args[0], "utf-8");
      const tokens = lang.tokenize(program);
      const parser = new lang.Parser(tokens);
      const ast = parser.parse();
      const runtime = { print: (s) => console.log(s.toString().toUpperCase() + "!") };
      const env = new lang.Environment(runtime);
      env.run(ast);
  manual: |
    install -d "${pkg}/opt/tabloid"

    pushd "${pkg}/opt/tabloid"
    wget https://github.com/thesephist/tabloid/raw/master/static/js/lang.js
    cat <<"EOF" >> lang.js
    module.exports = { tokenize, Parser, Environment };
    EOF
    popd

main: "main.tabloid"
template: |
  YOU WON'T WANT TO MISS "Hello, world"
  PLEASE LIKE AND SUBSCRIBE

run: |
  tabloid main.tabloid
hello: |
  HELLO, WORLD!