quickbit-universal - npm Package Compare versions

Comparing version 2.0.5 to 2.1.0

fallback.js

@@ -128,20 +128,21 @@ const simdle = require('simdle-universal')
 const Index = exports.Index = class Index {
-  static from (fieldOrChunks) {
+  static from (fieldOrChunks, byteLength = -1) {
     if (Array.isArray(fieldOrChunks)) {
-      return new SparseIndex(fieldOrChunks)
+      return new SparseIndex(fieldOrChunks, byteLength)
     } else {
-      return new DenseIndex(fieldOrChunks)
+      return new DenseIndex(fieldOrChunks, byteLength)
     }
   }
 
-  get byteLength () {
-    return 0
+  constructor (byteLength) {
+    this._byteLength = byteLength
+    this.handle = new Uint32Array(INDEX_LEN / 4)
   }
 
-  constructor () {
-    this.handle = new Uint32Array(INDEX_LEN / 4)
+  get byteLength () {
+    return this._byteLength
   }
 
   skipFirst (value, position = 0) {
-    const n = this.field.byteLength * 8
+    const n = this.byteLength * 8
 
@@ -179,4 +180,4 @@ if (position < 0) position += n
 
-  skipLast (value, position = this.field.byteLength * 8 - 1) {
-    const n = this.field.byteLength * 8
+  skipLast (value, position = this.byteLength * 8 - 1) {
+    const n = this.byteLength * 8
 
@@ -216,4 +217,4 @@ if (position < 0) position += n
 class DenseIndex extends Index {
-  constructor (field) {
-    super()
+  constructor (field, byteLength) {
+    super(byteLength)
     this.field = field
@@ -259,2 +260,3 @@
   get byteLength () {
+    if (this._byteLength !== -1) return this._byteLength
     return this.field.byteLength
@@ -264,3 +266,3 @@ }
   update (bit) {
-    const n = this.field.byteLength * 8
+    const n = this.byteLength * 8
 
@@ -321,4 +323,4 @@ if (bit < 0) bit += n
 class SparseIndex extends Index {
-  constructor (chunks) {
-    super()
+  constructor (chunks, byteLength) {
+    super(byteLength)
     this.chunks = chunks
@@ -366,2 +368,3 @@
   get byteLength () {
+    if (this._byteLength !== -1) return this._byteLength
     const last = this.chunks[this.chunks.length - 1]
@@ -372,8 +375,4 @@ return last ? last.offset + last.field.byteLength : 0
   update (bit) {
-    if (this.chunks.length === 0) return false
+    const n = this.byteLength * 8
 
-    const last = this.chunks[this.chunks.length - 1]
-
-    const n = (last.offset + last.field.byteLength) * 8
-
     if (bit < 0) bit += n
@@ -380,0 +379,0 @@ if (bit < 0 || bit >= n) return false

package.json

 {
   "name": "quickbit-universal",
-  "version": "2.0.5",
+  "version": "2.1.0",
   "description": "Universal wrapper for libquickbit with a JavaScript fallback",
@@ -31,3 +31,3 @@ "main": "index.js",
   "optionalDependencies": {
-    "quickbit-native": "^2.0.3"
+    "quickbit-native": "^2.1.0"
   },
@@ -34,0 +34,0 @@ "devDependencies": {

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Improved metrics

Total package byte prevSize

13449

increased by0.82%

Lines of code

297

increased by0.34%

No dependency changes