module.exports = loadWebAssembly

loadWebAssembly.supported = typeof WebAssembly !== 'undefined'

function loadWebAssembly (opts) {
  if (!loadWebAssembly.supported) return null

  var imp = opts && opts.imports
  var wasm = toUint8Array('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')
  var ready = null

  var mod = {
    buffer: wasm,
    memory: null,
    exports: null,
    realloc: realloc,
    onload: onload
  }

  onload(function () {})

  return mod

  function realloc (size) {
    mod.exports.memory.grow(Math.max(0, Math.ceil(Math.abs(size - mod.memory.length) / 65536)))
    mod.memory = new Uint8Array(mod.exports.memory.buffer)
  }

  function onload (cb) {
    if (mod.exports) return cb()

    if (ready) {
      ready.then(cb.bind(null, null)).catch(cb)
      return
    }

    try {
      if (opts && opts.async) throw new Error('async')
      setup({instance: new WebAssembly.Instance(new WebAssembly.Module(wasm), imp)})
    } catch (err) {
      ready = WebAssembly.instantiate(wasm, imp).then(setup)
    }

    onload(cb)
  }

  function setup (w) {
    mod.exports = w.instance.exports
    mod.memory = mod.exports.memory && mod.exports.memory.buffer && new Uint8Array(mod.exports.memory.buffer)
  }
}

function toUint8Array (s) {
  if (typeof atob === 'function') return new Uint8Array(atob(s).split('').map(charCodeAt))
  return (require('buf' + 'fer').Buffer).from(s, 'base64')
}

function charCodeAt (c) {
  return c.charCodeAt(0)
}