@webassemblyjs/wasm-opt - npm Package Compare versions

Comparing version 1.2.8 to 1.3.0

lib/index.js

@@ -6,9 +6,46 @@ "use strict";
 });
-Object.defineProperty(exports, "shrinkPaddedLEB128", {
-  enumerable: true,
-  get: function get() {
-    return _leb.shrinkPaddedLEB128;
+exports.shrinkPaddedLEB128 = shrinkPaddedLEB128;
+
+var _wasmParser = require("@webassemblyjs/wasm-parser");
+
+var _leb = require("./leb128.js");
+
+function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
+
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
+
+function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
+
+var OptimizerError =
+/*#__PURE__*/
+function (_Error) {
+  _inherits(OptimizerError, _Error);
+
+  function OptimizerError(name, initalError) {
+    var _this;
+
+    _classCallCheck(this, OptimizerError);
+
+    _this = _possibleConstructorReturn(this, (OptimizerError.__proto__ || Object.getPrototypeOf(OptimizerError)).call(this, "Error while optimizing: " + name + ": " + initalError.message));
+    _this.stack = initalError.stack;
+    return _this;
   }
-});
 
-var _leb = require("./leb128.js");
+  return OptimizerError;
+}(Error);
+
+var decoderOpts = {
+  ignoreCodeSection: true,
+  ignoreDataSection: true
+};
+
+function shrinkPaddedLEB128(uint8Buffer) {
+  try {
+    var ast = (0, _wasmParser.decode)(uint8Buffer.buffer, decoderOpts);
+    return (0, _leb.shrinkPaddedLEB128)(ast, uint8Buffer);
+  } catch (e) {
+    throw new OptimizerError("shrinkPaddedLEB128", e);
+  }
+}

lib/leb128.js

@@ -10,4 +10,2 @@ "use strict";
 
-var _wasmParser = require("@webassemblyjs/wasm-parser");
-
 var _encoder = require("@webassemblyjs/wasm-gen/lib/encoder");
@@ -38,8 +36,3 @@
 
-function shrinkPaddedLEB128(uint8Buffer) {
-  var opts = {
-    ignoreCodeSection: true,
-    ignoreDataSection: true
-  };
-  var ast = (0, _wasmParser.decode)(uint8Buffer.buffer, opts);
+function shrinkPaddedLEB128(ast, uint8Buffer) {
   (0, _ast.traverse)(ast, {
@@ -46,0 +39,0 @@ SectionMetadata: function SectionMetadata(_ref2) {

package.json

 {
   "name": "@webassemblyjs/wasm-opt",
-  "version": "1.2.8",
+  "version": "1.3.0",
   "description": "",
@@ -19,7 +19,7 @@ "main": "lib/index.js",
   "dependencies": {
-    "@webassemblyjs/ast": "1.2.8",
-    "@webassemblyjs/helper-buffer": "1.2.8",
-    "@webassemblyjs/wasm-gen": "1.2.8",
-    "@webassemblyjs/wasm-parser": "1.2.8"
+    "@webassemblyjs/ast": "1.3.0",
+    "@webassemblyjs/helper-buffer": "1.3.0",
+    "@webassemblyjs/wasm-gen": "1.3.0",
+    "@webassemblyjs/wasm-parser": "1.3.0"
   }
 }

src/index.js

 // @flow
 
-export { shrinkPaddedLEB128 } from "./leb128.js";
+import { decode } from "@webassemblyjs/wasm-parser";
+
+class OptimizerError extends Error {
+  constructor(name, initalError) {
+    super("Error while optimizing: " + name + ": " + initalError.message);
+
+    this.stack = initalError.stack;
+  }
+}
+
+const decoderOpts = {
+  ignoreCodeSection: true,
+  ignoreDataSection: true
+};
+
+import { shrinkPaddedLEB128 as makeShrinkPaddedLEB128 } from "./leb128.js";
+
+export function shrinkPaddedLEB128(uint8Buffer: Uint8Array): Uint8Array {
+  try {
+    const ast = decode(uint8Buffer.buffer, decoderOpts);
+    return makeShrinkPaddedLEB128(ast, uint8Buffer);
+  } catch (e) {
+    throw new OptimizerError("shrinkPaddedLEB128", e);
+  }
+}

src/leb128.js

 // @flow
 
 import { traverse } from "@webassemblyjs/ast";
-import { decode } from "@webassemblyjs/wasm-parser";
 import { encodeU32 } from "@webassemblyjs/wasm-gen/lib/encoder";
@@ -34,10 +33,6 @@ import { overrideBytesInBuffer } from "@webassemblyjs/helper-buffer";
 
-export function shrinkPaddedLEB128(uint8Buffer: Uint8Array): Uint8Array {
-  const opts = {
-    ignoreCodeSection: true,
-    ignoreDataSection: true
-  };
-
-  const ast = decode(uint8Buffer.buffer, opts);
-
+export function shrinkPaddedLEB128(
+  ast: Program,
+  uint8Buffer: Uint8Array
+): Uint8Array {
   traverse(ast, {
@@ -44,0 +39,0 @@ SectionMetadata({ node }) {

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Found 1 instance in 1 package

Fixed alerts

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Improved metrics

Total package byte prevSize

8515

increased by72.54%

Number of package files

6

increased by20%

Lines of code

206

increased by58.46%

Dependency changes

• + Added@webassemblyjs/ast@1.3.0(transitive)

• + Added@webassemblyjs/floating-point-hex-parser@1.3.0(transitive)

• + Added@webassemblyjs/helper-buffer@1.3.0(transitive)

• + Added@webassemblyjs/helper-code-frame@1.3.0(transitive)

• + Added@webassemblyjs/helper-fsm@1.3.0(transitive)

• + Added@webassemblyjs/helper-wasm-bytecode@1.3.0(transitive)

• + Added@webassemblyjs/leb128@1.3.0(transitive)

• + Added@webassemblyjs/validation@1.3.0(transitive)

• + Added@webassemblyjs/wasm-gen@1.3.0(transitive)

• + Added@webassemblyjs/wasm-parser@1.3.0(transitive)

• + Added@webassemblyjs/wast-parser@1.3.0(transitive)

• + Added@webassemblyjs/wast-printer@1.3.0(transitive)

• + Addedwebassemblyjs@1.3.0(transitive)

• - Removed@webassemblyjs/ast@1.2.8(transitive)

• - Removed@webassemblyjs/floating-point-hex-parser@1.2.8(transitive)

• - Removed@webassemblyjs/helper-buffer@1.2.8(transitive)

• - Removed@webassemblyjs/helper-code-frame@1.2.8(transitive)

• - Removed@webassemblyjs/helper-fsm@1.2.8(transitive)

• - Removed@webassemblyjs/helper-wasm-bytecode@1.2.8(transitive)

• - Removed@webassemblyjs/leb128@1.2.8(transitive)

• - Removed@webassemblyjs/validation@1.2.8(transitive)

• - Removed@webassemblyjs/wasm-gen@1.2.8(transitive)

• - Removed@webassemblyjs/wasm-parser@1.2.8(transitive)

• - Removed@webassemblyjs/wast-parser@1.2.8(transitive)

• - Removed@webassemblyjs/wast-printer@1.2.8(transitive)

• - Removedwebassemblyjs@1.2.8(transitive)

• Updated@webassemblyjs/ast@1.3.0

• Updated@webassemblyjs/helper-buffer@1.3.0

• Updated@webassemblyjs/wasm-gen@1.3.0

• Updated@webassemblyjs/wasm-parser@1.3.0