ongaeshi/add_lineno.rb

## add_lineno.rb
DATA = <<EOS
<html>
  <head>
    <meta charset="utf-8"/>
  </head>
  <script src="https://cdn.jsdelivr.net/npm/ruby-head-wasm-wasi@0.2.0/dist/browser.umd.js"></script>
  <script>
    const { DefaultRubyVM } = window["ruby-wasm-wasi"];
    const main = async () => {
      // Fetch and instntiate WebAssembly binary
      const response = await fetch(
        "https://cdn.jsdelivr.net/npm/ruby-head-wasm-wasi@0.2.0/dist/ruby.wasm"
      );
      const buffer = await response.arrayBuffer();
      const module = await WebAssembly.compile(buffer);
      const { vm } = await DefaultRubyVM(module);

      vm.printVersion();

      runRubyScriptsInHtml(vm);
    };

    const runRubyScriptsInHtml = (vm) => {
      const input = document.getElementById("input");
      const result = vm.eval(input.value);
      document.getElementById("output").value = result;
    };

    main();
  </script>
  <style>
    body {
      font-size: 5rem;
      text-align: center;
      height: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
    }
  </style>
  <body>
    <div>
      <textarea id="input" cols="80" rows="10">luckiness = ["Hello", "こんにちは", "😀"].sample</textarea>
      <button id="run">Run</button>
    </div>
    <div>
      <textarea id="output" cols="80" rows="10" readonly></textarea>
    </div>
  </body>
</html>
EOS

lineno = 1

DATA.split("\n").map do |line|
  src = "#{lineno}: #{line}".gsub(" ", "\t")
  lineno += 1
  src
end.join("\n")


## hen.rb
def sample
  ["👩", "🎃", "😀", '🤷‍♀️'].sample
end

100.times.map {|e| sample }.join("-")
	DATA = <<EOS
	<html>
	<head>
	<meta charset="utf-8"/>
	</head>
	<script src="https://cdn.jsdelivr.net/npm/ruby-head-wasm-wasi@0.2.0/dist/browser.umd.js"></script>
	<script>
	const { DefaultRubyVM } = window["ruby-wasm-wasi"];
	const main = async () => {
	// Fetch and instntiate WebAssembly binary
	const response = await fetch(
	"https://cdn.jsdelivr.net/npm/ruby-head-wasm-wasi@0.2.0/dist/ruby.wasm"
	);
	const buffer = await response.arrayBuffer();
	const module = await WebAssembly.compile(buffer);
	const { vm } = await DefaultRubyVM(module);

	vm.printVersion();

	runRubyScriptsInHtml(vm);
	};

	const runRubyScriptsInHtml = (vm) => {
	const input = document.getElementById("input");
	const result = vm.eval(input.value);
	document.getElementById("output").value = result;
	};

	main();
	</script>
	<style>
	body {
	font-size: 5rem;
	text-align: center;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
	}
	</style>
	<body>
	<div>
	<textarea id="input" cols="80" rows="10">luckiness = ["Hello", "こんにちは", "😀"].sample</textarea>
	<button id="run">Run</button>
	</div>
	<div>
	<textarea id="output" cols="80" rows="10" readonly></textarea>
	</div>
	</body>
	</html>
	EOS

	lineno = 1

	DATA.split("\n").map do \|line\|
	src = "#{lineno}: #{line}".gsub(" ", "\t")
	lineno += 1
	src
	end.join("\n")
	def sample
	["👩", "🎃", "😀", '🤷‍♀️'].sample
	end

	100.times.map {\|e\| sample }.join("-")