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12 files changed, 507 insertions, 0 deletions

diff --git a/node_modules/@webassemblyjs/utf8/LICENSE b/node_modules/@webassemblyjs/utf8/LICENSE
new file mode 100644
index 00000000..87e7e1ff
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2018 Sven Sauleau <sven@sauleau.com>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/node_modules/@webassemblyjs/utf8/esm/decoder.js b/node_modules/@webassemblyjs/utf8/esm/decoder.js
new file mode 100644
index 00000000..12d88eb1
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/esm/decoder.js
@@ -0,0 +1,95 @@
+function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
+function _toArray(arr) { return Array.isArray(arr) ? arr : Array.from(arr); }
+
+function con(b) {
+  if ((b & 0xc0) === 0x80) {
+    return b & 0x3f;
+  } else {
+    throw new Error("invalid UTF-8 encoding");
+  }
+}
+
+function code(min, n) {
+  if (n < min || 0xd800 <= n && n < 0xe000 || n >= 0x10000) {
+    throw new Error("invalid UTF-8 encoding");
+  } else {
+    return n;
+  }
+}
+
+export function decode(bytes) {
+  return _decode(bytes).map(function (x) {
+    return String.fromCharCode(x);
+  }).join("");
+}
+
+function _decode(bytes) {
+  if (bytes.length === 0) {
+    return [];
+  }
+  /**
+   * 1 byte
+   */
+
+
+  {
+    var _bytes = _toArray(bytes),
+        b1 = _bytes[0],
+        bs = _bytes.slice(1);
+
+    if (b1 < 0x80) {
+      return [code(0x0, b1)].concat(_toConsumableArray(_decode(bs)));
+    }
+
+    if (b1 < 0xc0) {
+      throw new Error("invalid UTF-8 encoding");
+    }
+  }
+  /**
+   * 2 bytes
+   */
+
+  {
+    var _bytes2 = _toArray(bytes),
+        _b = _bytes2[0],
+        b2 = _bytes2[1],
+        _bs = _bytes2.slice(2);
+
+    if (_b < 0xe0) {
+      return [code(0x80, ((_b & 0x1f) << 6) + con(b2))].concat(_toConsumableArray(_decode(_bs)));
+    }
+  }
+  /**
+   * 3 bytes
+   */
+
+  {
+    var _bytes3 = _toArray(bytes),
+        _b2 = _bytes3[0],
+        _b3 = _bytes3[1],
+        b3 = _bytes3[2],
+        _bs2 = _bytes3.slice(3);
+
+    if (_b2 < 0xf0) {
+      return [code(0x800, ((_b2 & 0x0f) << 12) + (con(_b3) << 6) + con(b3))].concat(_toConsumableArray(_decode(_bs2)));
+    }
+  }
+  /**
+   * 4 bytes
+   */
+
+  {
+    var _bytes4 = _toArray(bytes),
+        _b4 = _bytes4[0],
+        _b5 = _bytes4[1],
+        _b6 = _bytes4[2],
+        b4 = _bytes4[3],
+        _bs3 = _bytes4.slice(4);
+
+    if (_b4 < 0xf8) {
+      return [code(0x10000, (((_b4 & 0x07) << 18) + con(_b5) << 12) + (con(_b6) << 6) + con(b4))].concat(_toConsumableArray(_decode(_bs3)));
+    }
+  }
+  throw new Error("invalid UTF-8 encoding");
+}
\ No newline at end of file
diff --git a/node_modules/@webassemblyjs/utf8/esm/encoder.js b/node_modules/@webassemblyjs/utf8/esm/encoder.js
new file mode 100644
index 00000000..6d5e4dec
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/esm/encoder.js
@@ -0,0 +1,46 @@
+function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
+function _toArray(arr) { return Array.isArray(arr) ? arr : Array.from(arr); }
+
+function con(n) {
+  return 0x80 | n & 0x3f;
+}
+
+export function encode(str) {
+  var arr = str.split("").map(function (x) {
+    return x.charCodeAt(0);
+  });
+  return _encode(arr);
+}
+
+function _encode(arr) {
+  if (arr.length === 0) {
+    return [];
+  }
+
+  var _arr = _toArray(arr),
+      n = _arr[0],
+      ns = _arr.slice(1);
+
+  if (n < 0) {
+    throw new Error("utf8");
+  }
+
+  if (n < 0x80) {
+    return [n].concat(_toConsumableArray(_encode(ns)));
+  }
+
+  if (n < 0x800) {
+    return [0xc0 | n >>> 6, con(n)].concat(_toConsumableArray(_encode(ns)));
+  }
+
+  if (n < 0x10000) {
+    return [0xe0 | n >>> 12, con(n >>> 6), con(n)].concat(_toConsumableArray(_encode(ns)));
+  }
+
+  if (n < 0x110000) {
+    return [0xf0 | n >>> 18, con(n >>> 12), con(n >>> 6), con(n)].concat(_toConsumableArray(_encode(ns)));
+  }
+
+  throw new Error("utf8");
+}
\ No newline at end of file
diff --git a/node_modules/@webassemblyjs/utf8/esm/index.js b/node_modules/@webassemblyjs/utf8/esm/index.js
new file mode 100644
index 00000000..2e31357a
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/esm/index.js
@@ -0,0 +1,2 @@
+export { decode } from "./decoder";
+export { encode } from "./encoder";
\ No newline at end of file
diff --git a/node_modules/@webassemblyjs/utf8/lib/decoder.js b/node_modules/@webassemblyjs/utf8/lib/decoder.js
new file mode 100644
index 00000000..824c843f
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/lib/decoder.js
@@ -0,0 +1,102 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.decode = decode;
+
+function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
+function _toArray(arr) { return Array.isArray(arr) ? arr : Array.from(arr); }
+
+function con(b) {
+  if ((b & 0xc0) === 0x80) {
+    return b & 0x3f;
+  } else {
+    throw new Error("invalid UTF-8 encoding");
+  }
+}
+
+function code(min, n) {
+  if (n < min || 0xd800 <= n && n < 0xe000 || n >= 0x10000) {
+    throw new Error("invalid UTF-8 encoding");
+  } else {
+    return n;
+  }
+}
+
+function decode(bytes) {
+  return _decode(bytes).map(function (x) {
+    return String.fromCharCode(x);
+  }).join("");
+}
+
+function _decode(bytes) {
+  if (bytes.length === 0) {
+    return [];
+  }
+  /**
+   * 1 byte
+   */
+
+
+  {
+    var _bytes = _toArray(bytes),
+        b1 = _bytes[0],
+        bs = _bytes.slice(1);
+
+    if (b1 < 0x80) {
+      return [code(0x0, b1)].concat(_toConsumableArray(_decode(bs)));
+    }
+
+    if (b1 < 0xc0) {
+      throw new Error("invalid UTF-8 encoding");
+    }
+  }
+  /**
+   * 2 bytes
+   */
+
+  {
+    var _bytes2 = _toArray(bytes),
+        _b = _bytes2[0],
+        b2 = _bytes2[1],
+        _bs = _bytes2.slice(2);
+
+    if (_b < 0xe0) {
+      return [code(0x80, ((_b & 0x1f) << 6) + con(b2))].concat(_toConsumableArray(_decode(_bs)));
+    }
+  }
+  /**
+   * 3 bytes
+   */
+
+  {
+    var _bytes3 = _toArray(bytes),
+        _b2 = _bytes3[0],
+        _b3 = _bytes3[1],
+        b3 = _bytes3[2],
+        _bs2 = _bytes3.slice(3);
+
+    if (_b2 < 0xf0) {
+      return [code(0x800, ((_b2 & 0x0f) << 12) + (con(_b3) << 6) + con(b3))].concat(_toConsumableArray(_decode(_bs2)));
+    }
+  }
+  /**
+   * 4 bytes
+   */
+
+  {
+    var _bytes4 = _toArray(bytes),
+        _b4 = _bytes4[0],
+        _b5 = _bytes4[1],
+        _b6 = _bytes4[2],
+        b4 = _bytes4[3],
+        _bs3 = _bytes4.slice(4);
+
+    if (_b4 < 0xf8) {
+      return [code(0x10000, (((_b4 & 0x07) << 18) + con(_b5) << 12) + (con(_b6) << 6) + con(b4))].concat(_toConsumableArray(_decode(_bs3)));
+    }
+  }
+  throw new Error("invalid UTF-8 encoding");
+}
\ No newline at end of file
diff --git a/node_modules/@webassemblyjs/utf8/lib/encoder.js b/node_modules/@webassemblyjs/utf8/lib/encoder.js
new file mode 100644
index 00000000..0606b561
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/lib/encoder.js
@@ -0,0 +1,53 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.encode = encode;
+
+function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
+function _toArray(arr) { return Array.isArray(arr) ? arr : Array.from(arr); }
+
+function con(n) {
+  return 0x80 | n & 0x3f;
+}
+
+function encode(str) {
+  var arr = str.split("").map(function (x) {
+    return x.charCodeAt(0);
+  });
+  return _encode(arr);
+}
+
+function _encode(arr) {
+  if (arr.length === 0) {
+    return [];
+  }
+
+  var _arr = _toArray(arr),
+      n = _arr[0],
+      ns = _arr.slice(1);
+
+  if (n < 0) {
+    throw new Error("utf8");
+  }
+
+  if (n < 0x80) {
+    return [n].concat(_toConsumableArray(_encode(ns)));
+  }
+
+  if (n < 0x800) {
+    return [0xc0 | n >>> 6, con(n)].concat(_toConsumableArray(_encode(ns)));
+  }
+
+  if (n < 0x10000) {
+    return [0xe0 | n >>> 12, con(n >>> 6), con(n)].concat(_toConsumableArray(_encode(ns)));
+  }
+
+  if (n < 0x110000) {
+    return [0xf0 | n >>> 18, con(n >>> 12), con(n >>> 6), con(n)].concat(_toConsumableArray(_encode(ns)));
+  }
+
+  throw new Error("utf8");
+}
\ No newline at end of file
diff --git a/node_modules/@webassemblyjs/utf8/lib/index.js b/node_modules/@webassemblyjs/utf8/lib/index.js
new file mode 100644
index 00000000..fef94701
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/lib/index.js
@@ -0,0 +1,21 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+Object.defineProperty(exports, "decode", {
+  enumerable: true,
+  get: function get() {
+    return _decoder.decode;
+  }
+});
+Object.defineProperty(exports, "encode", {
+  enumerable: true,
+  get: function get() {
+    return _encoder.encode;
+  }
+});
+
+var _decoder = require("./decoder");
+
+var _encoder = require("./encoder");
\ No newline at end of file
diff --git a/node_modules/@webassemblyjs/utf8/package.json b/node_modules/@webassemblyjs/utf8/package.json
new file mode 100644
index 00000000..0bed2ac6
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/package.json
@@ -0,0 +1,20 @@
+{
+  "name": "@webassemblyjs/utf8",
+  "version": "1.7.11",
+  "description": "UTF8 encoder/decoder for WASM",
+  "main": "lib/index.js",
+  "module": "esm/index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/xtuc/webassemblyjs.git"
+  },
+  "publishConfig": {
+    "access": "public"
+  },
+  "author": "Sven Sauleau",
+  "license": "MIT",
+  "gitHead": "4291990bfc4648bc6676091a955d12dc3c7e5909"
+}
diff --git a/node_modules/@webassemblyjs/utf8/src/decoder.js b/node_modules/@webassemblyjs/utf8/src/decoder.js
new file mode 100644
index 00000000..227ba3ad
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/src/decoder.js
@@ -0,0 +1,86 @@
+function con(b) {
+  if ((b & 0xc0) === 0x80) {
+    return b & 0x3f;
+  } else {
+    throw new Error("invalid UTF-8 encoding");
+  }
+}
+
+function code(min, n) {
+  if (n < min || (0xd800 <= n && n < 0xe000) || n >= 0x10000) {
+    throw new Error("invalid UTF-8 encoding");
+  } else {
+    return n;
+  }
+}
+
+export function decode(bytes) {
+  return _decode(bytes)
+    .map(x => String.fromCharCode(x))
+    .join("");
+}
+
+function _decode(bytes) {
+  if (bytes.length === 0) {
+    return [];
+  }
+
+  /**
+   * 1 byte
+   */
+  {
+    const [b1, ...bs] = bytes;
+
+    if (b1 < 0x80) {
+      return [code(0x0, b1), ..._decode(bs)];
+    }
+
+    if (b1 < 0xc0) {
+      throw new Error("invalid UTF-8 encoding");
+    }
+  }
+
+  /**
+   * 2 bytes
+   */
+  {
+    const [b1, b2, ...bs] = bytes;
+
+    if (b1 < 0xe0) {
+      return [code(0x80, ((b1 & 0x1f) << 6) + con(b2)), ..._decode(bs)];
+    }
+  }
+
+  /**
+   * 3 bytes
+   */
+  {
+    const [b1, b2, b3, ...bs] = bytes;
+
+    if (b1 < 0xf0) {
+      return [
+        code(0x800, ((b1 & 0x0f) << 12) + (con(b2) << 6) + con(b3)),
+        ..._decode(bs)
+      ];
+    }
+  }
+
+  /**
+   * 4 bytes
+   */
+  {
+    const [b1, b2, b3, b4, ...bs] = bytes;
+
+    if (b1 < 0xf8) {
+      return [
+        code(
+          0x10000,
+          ((((b1 & 0x07) << 18) + con(b2)) << 12) + (con(b3) << 6) + con(b4)
+        ),
+        ..._decode(bs)
+      ];
+    }
+  }
+
+  throw new Error("invalid UTF-8 encoding");
+}
diff --git a/node_modules/@webassemblyjs/utf8/src/encoder.js b/node_modules/@webassemblyjs/utf8/src/encoder.js
new file mode 100644
index 00000000..1c482f07
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/src/encoder.js
@@ -0,0 +1,44 @@
+function con(n) {
+  return 0x80 | (n & 0x3f);
+}
+
+export function encode(str) {
+  const arr = str.split("").map(x => x.charCodeAt(0));
+  return _encode(arr);
+}
+
+function _encode(arr) {
+  if (arr.length === 0) {
+    return [];
+  }
+
+  const [n, ...ns] = arr;
+
+  if (n < 0) {
+    throw new Error("utf8");
+  }
+
+  if (n < 0x80) {
+    return [n, ..._encode(ns)];
+  }
+
+  if (n < 0x800) {
+    return [0xc0 | (n >>> 6), con(n), ..._encode(ns)];
+  }
+
+  if (n < 0x10000) {
+    return [0xe0 | (n >>> 12), con(n >>> 6), con(n), ..._encode(ns)];
+  }
+
+  if (n < 0x110000) {
+    return [
+      0xf0 | (n >>> 18),
+      con(n >>> 12),
+      con(n >>> 6),
+      con(n),
+      ..._encode(ns)
+    ];
+  }
+
+  throw new Error("utf8");
+}
diff --git a/node_modules/@webassemblyjs/utf8/src/index.js b/node_modules/@webassemblyjs/utf8/src/index.js
new file mode 100644
index 00000000..82cf9a70
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/src/index.js
@@ -0,0 +1,4 @@
+// @flow
+
+export { decode } from "./decoder";
+export { encode } from "./encoder";
diff --git a/node_modules/@webassemblyjs/utf8/test/index.js b/node_modules/@webassemblyjs/utf8/test/index.js
new file mode 100644
index 00000000..dabdc6ca
--- /dev/null
+++ b/node_modules/@webassemblyjs/utf8/test/index.js
@@ -0,0 +1,13 @@
+const { assert } = require("chai");
+
+const { decode, encode } = require("../lib");
+
+describe("UTF8", () => {
+  it("should f-1(f(x)) = x", () => {
+    assert.equal(decode(encode("foo")), "foo");
+    assert.equal(decode(encode("éé")), "éé");
+
+    // TODO(sven): utf8 encoder fails here
+    // assert.equal(decode(encode("🤣见見")), "🤣见見");
+  });
+});