@assemblyscript/loader - npm Package Compare versions

Comparing version 0.9.4-nightly.20200325 to 0.9.4-nightly.20200329

index.d.ts

@@ -11,11 +11,11 @@ /// <reference lib="esnext.bigint" />
 /** WebAssembly imports with two levels of nesting. */
-export interface Imports extends Record<string, Record<string, ImportValue>> {
+export type Imports = {
   env?: {
-    memory?: WebAssembly.Memory,
-    table?: WebAssembly.Table,
-    seed?: () => number,
-    abort?(msg: number, file: number, line: number, column: number): void,
-    trace?(msg: number, numArgs?: number, ...args: number[]): void
-  };
-}
+    memory?: WebAssembly.Memory;
+    table?: WebAssembly.Table;
+    seed?(): number;
+    abort?(msg: number, file: number, line: number, column: number): void;
+    trace?(msg: number, numArgs?: number, ...args: number[]): void;
+  } & Record<string, ImportValue>;
+} & Record<string, Record<string, ImportValue>>;
 
@@ -22,0 +22,0 @@ /** Utility mixed in by the loader. */

index.js

@@ -15,16 +15,17 @@ "use strict";
 const ARRAY = 1 << 1;
-const SET = 1 << 2;
-const MAP = 1 << 3;
-const VAL_ALIGN_OFFSET = 5;
+const STATICARRAY = 1 << 2;
+const SET = 1 << 3;
+const MAP = 1 << 4;
+const VAL_ALIGN_OFFSET = 6;
 const VAL_ALIGN = 1 << VAL_ALIGN_OFFSET;
-const VAL_SIGNED = 1 << 10;
-const VAL_FLOAT = 1 << 11;
-const VAL_NULLABLE = 1 << 12;
-const VAL_MANAGED = 1 << 13;
-const KEY_ALIGN_OFFSET = 14;
+const VAL_SIGNED = 1 << 11;
+const VAL_FLOAT = 1 << 12;
+const VAL_NULLABLE = 1 << 13;
+const VAL_MANAGED = 1 << 14;
+const KEY_ALIGN_OFFSET = 15;
 const KEY_ALIGN = 1 << KEY_ALIGN_OFFSET;
-const KEY_SIGNED = 1 << 19;
-const KEY_FLOAT = 1 << 20;
-const KEY_NULLABLE = 1 << 21;
-const KEY_MANAGED = 1 << 22;
+const KEY_SIGNED = 1 << 20;
+const KEY_FLOAT = 1 << 21;
+const KEY_NULLABLE = 1 << 22;
+const KEY_MANAGED = 1 << 23;
 
@@ -166,12 +167,18 @@ // Array(BufferView) layout
     const info = getInfo(id);
-    if (!(info & (ARRAYBUFFERVIEW | ARRAY))) throw Error("not an array: " + id + ", flags= " + info);
+    if (!(info & (ARRAYBUFFERVIEW | ARRAY | STATICARRAY))) throw Error("not an array: " + id + ", flags= " + info);
     const align = getValueAlign(info);
     const length = values.length;
-    const buf = alloc(length << align, ARRAYBUFFER_ID);
-    const arr = alloc(info & ARRAY ? ARRAY_SIZE : ARRAYBUFFERVIEW_SIZE, id);
-    const U32 = new Uint32Array(memory.buffer);
-    U32[arr + ARRAYBUFFERVIEW_BUFFER_OFFSET >>> 2] = retain(buf);
-    U32[arr + ARRAYBUFFERVIEW_DATASTART_OFFSET >>> 2] = buf;
-    U32[arr + ARRAYBUFFERVIEW_DATALENGTH_OFFSET >>> 2] = length << align;
-    if (info & ARRAY) U32[arr + ARRAY_LENGTH_OFFSET >>> 2] = length;
+    const buf = alloc(length << align, info & STATICARRAY ? id : ARRAYBUFFER_ID);
+    let result;
+    if (info & STATICARRAY) {
+      result = buf;
+    } else {
+      const arr = alloc(info & ARRAY ? ARRAY_SIZE : ARRAYBUFFERVIEW_SIZE, id);
+      const U32 = new Uint32Array(memory.buffer);
+      U32[arr + ARRAYBUFFERVIEW_BUFFER_OFFSET >>> 2] = retain(buf);
+      U32[arr + ARRAYBUFFERVIEW_DATASTART_OFFSET >>> 2] = buf;
+      U32[arr + ARRAYBUFFERVIEW_DATALENGTH_OFFSET >>> 2] = length << align;
+      if (info & ARRAY) U32[arr + ARRAY_LENGTH_OFFSET >>> 2] = length;
+      result = arr;
+    }
     const view = getView(align, info & VAL_SIGNED, info & VAL_FLOAT);
@@ -183,3 +190,3 @@ if (info & VAL_MANAGED) {
     }
-    return arr;
+    return result;
   }
@@ -194,5 +201,7 @@
     const info = getInfo(id);
-    if (!(info & (ARRAYBUFFERVIEW | ARRAY))) throw Error("not an array: " + id + ", flags=" + info);
+    if (!(info & (ARRAYBUFFERVIEW | ARRAY | STATICARRAY))) throw Error("not an array: " + id + ", flags=" + info);
     const align = getValueAlign(info);
-    let buf = U32[arr + ARRAYBUFFERVIEW_DATASTART_OFFSET >>> 2];
+    let buf = info & STATICARRAY
+      ? arr
+      : U32[arr + ARRAYBUFFERVIEW_DATASTART_OFFSET >>> 2];
     const length = info & ARRAY
@@ -240,26 +249,27 @@ ? U32[arr + ARRAY_LENGTH_OFFSET >>> 2]
 
-  extendedExports.__getInt8Array = getTypedArray.bind(null, Int8Array, 0);
-  extendedExports.__getInt8ArrayView = getTypedArrayView.bind(null, Int8Array, 0);
-  extendedExports.__getUint8Array = getTypedArray.bind(null, Uint8Array, 0);
-  extendedExports.__getUint8ArrayView = getTypedArrayView.bind(null, Uint8Array, 0);
-  extendedExports.__getUint8ClampedArray = getTypedArray.bind(null, Uint8ClampedArray, 0);
-  extendedExports.__getUint8ClampedArrayView = getTypedArrayView.bind(null, Uint8ClampedArray, 0);
-  extendedExports.__getInt16Array = getTypedArray.bind(null, Int16Array, 1);
-  extendedExports.__getInt16ArrayView = getTypedArrayView.bind(null, Int16Array, 1);
-  extendedExports.__getUint16Array = getTypedArray.bind(null, Uint16Array, 1);
-  extendedExports.__getUint16ArrayView = getTypedArrayView.bind(null, Uint16Array, 1);
-  extendedExports.__getInt32Array = getTypedArray.bind(null, Int32Array, 2);
-  extendedExports.__getInt32ArrayView = getTypedArrayView.bind(null, Int32Array, 2);
-  extendedExports.__getUint32Array = getTypedArray.bind(null, Uint32Array, 2);
-  extendedExports.__getUint32ArrayView = getTypedArrayView.bind(null, Uint32Array, 2);
+  /** Attach a set of get TypedArray and View functions to the exports. */
+  function attachTypedArrayFunctions(ctor, name, align) {
+    extendedExports["__get" + name] = getTypedArray.bind(null, ctor, align);
+    extendedExports["__get" + name + "View"] = getTypedArrayView.bind(null, ctor, align);
+  }
+
+  [
+    Int8Array,
+    Uint8Array,
+    Uint8ClampedArray,
+    Int16Array,
+    Uint16Array,
+    Int32Array,
+    Uint32Array,
+    Float32Array,
+    Float64Array
+  ].forEach(ctor => {
+    attachTypedArrayFunctions(ctor, ctor.name, 31 - Math.clz32(ctor.BYTES_PER_ELEMENT));
+  });
+
   if (BIGINT) {
-    extendedExports.__getInt64Array = getTypedArray.bind(null, BigInt64Array, 3);
-    extendedExports.__getInt64ArrayView = getTypedArrayView.bind(null, BigInt64Array, 3);
-    extendedExports.__getUint64Array = getTypedArray.bind(null, BigUint64Array, 3);
-    extendedExports.__getUint64ArrayView = getTypedArrayView.bind(null, BigUint64Array, 3);
+    [BigUint64Array, BigInt64Array].forEach(ctor => {
+      attachTypedArrayFunctions(ctor, ctor.name.slice(3), 3);
+    });
   }
-  extendedExports.__getFloat32Array = getTypedArray.bind(null, Float32Array, 2);
-  extendedExports.__getFloat32ArrayView = getTypedArrayView.bind(null, Float32Array, 2);
-  extendedExports.__getFloat64Array = getTypedArray.bind(null, Float64Array, 3);
-  extendedExports.__getFloat64ArrayView = getTypedArrayView.bind(null, Float64Array, 3);
 
@@ -266,0 +276,0 @@ /** Tests whether an object is an instance of the class represented by the specified base id. */

package.json

@@ -12,3 +12,3 @@ {
   ],
-  "version": "0.9.4-nightly.20200325",
+  "version": "0.9.4-nightly.20200329",
   "author": "Daniel Wirtz <[e-mail]>",
@@ -15,0 +15,0 @@ "license": "Apache-2.0",

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Improved metrics

Lines of code

487

increased by1.67%

Worsened metrics

Total package byte prevSize

33118

decreased by-2.61%

No dependency changes