assemblyscript-loader - npm Package Compare versions

Comparing version 0.1.0 to 0.2.0

index.d.ts

@@ -31,4 +31,4 @@ /// <reference types="webassembly-js-api" />
 export interface IArrayMemoryAccessor {
-  /** Gets an array from memory at the specified pointer and returns its length and element base pointer. */
-  get(ptr: number): { length: number, base: number };
+  /** Gets an array from memory at the specified pointer and returns its capacity, length and element base pointer. */
+  get(ptr: number): { capacity: number, length: number, base: number };
   /** Creates an array in memory and returns its pointer and element base pointer. */
@@ -46,2 +46,10 @@ create(length: number, elementByteSize: number): { ptr: number, base: number };
 
+/** Log message type. */
+export enum LogType {
+  LOG = 0,
+  INFO = 1,
+  WARN = 2,
+  ERROR = 3
+}
+
 /** Common module interface as returned by {@link load}. */
@@ -63,2 +71,4 @@ export interface IModule {
   growMemory(numPages: number): number;
+  /** An overridable function called for each log message. */
+  log(type: LogType, message: string): void;
 
@@ -65,0 +75,0 @@ /** Signed 8-bit integer accessors. */

index.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.load = exports.default = load;
+module.exports = load;
 
@@ -8,2 +8,7 @@ var Long; try { Long = require("long"); } catch (e) { /**/ }
 
+var arrayHeaderSize = 8; // capacity and length
+
+load.LogType = { LOG: 0, INFO: 1, WARN: 2, ERROR: 3 };
+load.load = load.default = load;
+
 function load(file, options) {
@@ -15,4 +20,11 @@ if (!options) options = {};
     imports.memory = options.memory;
+  if (!imports.env)
+    imports.env = {};
   var buffer;
 
+  if (!imports.env.log)
+    imports.env.log = function log(type, message) {
+      return module.log(type, module.string.get(message));
+    }
+
   var module = {
@@ -29,2 +41,11 @@ memory: options.memory || null,
       return previousPages;
+    },
+    log: function log(type, message) {
+      switch (type) {
+        case 1: type = "info"; break;
+        case 2: type = "warn"; break;
+        case 3: type = "error"; break;
+        default: type = "log";
+      }
+      console[type](message);
     }
@@ -223,14 +244,17 @@ };
     get: function(ptr) {
-      var length = module.uint.get(ptr);
+      var capacity = module.int.get(ptr);
+      var length = module.int.get(ptr + 4);
       return {
+        capacity: capacity,
         length: length,
-        base: ptr + 4
+        base: ptr + arrayHeaderSize
       };
     },
     create: function(length, elementByteSize) {
-      var ptr = (module.exports.malloc || imports.env.malloc)(4 + length * elementByteSize);
-      module.uint.set(ptr, length);
+      var ptr = (module.exports.malloc || imports.env.malloc)(arrayHeaderSize + length * elementByteSize);
+      module.int.set(ptr, length); // capacity
+      module.int.set(ptr + 4, length); // length
       return {
         ptr: ptr,
-        base: ptr + 4
+        base: ptr + arrayHeaderSize
       };
@@ -242,5 +266,6 @@ }
     get: function(ptr) {
-      var length = module.uint.get(ptr);
+      var capacity = module.int.get(ptr);
+      var length = module.int.get(ptr + 4);
       var chars = new Array(length);
-      for (var i = 0, base = 4 + ptr; i < length; ++i)
+      for (var i = 0, base = arrayHeaderSize + ptr; i < length; ++i)
         chars[i] = module.ushort.get(base + (i << 1));
@@ -250,5 +275,6 @@ return String.fromCharCode.apply(String, chars); // TODO: chunking
     create: function(value) {
-      var ptr = (module.exports.malloc || imports.env.malloc)(4 + (value.length << 1));
-      module.uint.set(ptr, value.length);
-      for (var i = 0, base = 4 + ptr; i < value.length; ++i)
+      var ptr = (module.exports.malloc || imports.env.malloc)(arrayHeaderSize + (value.length << 1));
+      module.int.set(ptr, value.length); // capacity
+      module.int.set(ptr + 4, value.length); // length
+      for (var i = 0, base = arrayHeaderSize + ptr; i < value.length; ++i)
         module.ushort.set(base + (i << 1), value.charCodeAt(i));
@@ -255,0 +281,0 @@ return ptr;

package.json

 {
   "name": "assemblyscript-loader",
   "description": "AssemblyScript's loader component as a stand-alone module.",
-  "version": "0.1.0",
+  "version": "0.2.0",
   "author": "Daniel Wirtz <[e-mail]>",
@@ -6,0 +6,0 @@ "license": "Apache-2.0",

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Found 1 instance in 1 package

Fixed alerts

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License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Major refactor

Supply chain risk

Package has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

19616

increased by6.25%

Lines of code

392

increased by8.89%

Number of medium supply chain risk alerts

3

decreased by-25%

No dependency changes