scripts/validation_shell.js

// Test a file is valid, by just loading it.

// Shell integration.
if (typeof console === 'undefined') {
  console = { log: print };
}
var binary;
if (typeof process === 'object' && typeof require === 'function' /* node.js detection */) {
  var args = process.argv.slice(2);
  binary = require('fs').readFileSync(args[0]);
  if (!binary.buffer) binary = new Uint8Array(binary);
} else {
  var args;
  if (typeof scriptArgs != 'undefined') {
    args = scriptArgs;
  } else if (typeof arguments != 'undefined') {
    args = arguments;
  }
  if (typeof readbuffer === 'function') {
    binary = new Uint8Array(readbuffer(args[0]));
  } else {
    binary = read(args[0], 'binary');
  }
}

// Test the wasm for validity by compiling it.
new WebAssembly.Module(binary);