hyperbee - npm Package Compare versions

Comparing version 0.0.1 to 0.0.2

index.js

@@ -274,3 +274,3 @@ const codecs = require('codecs')
     await this.ready()
-    if (this._checkout !== 0 && !this.feed.writable && (opts && opts.update) !== false) await this.update()
+    if (this._checkout === 0 && !this.feed.writable && (opts && opts.update) !== false) await this.update()
     const len = this._checkout || this.feed.length
@@ -482,4 +482,3 @@ if (len < 2) return null
 
-    let root
-    let node = root = await this.getRoot()
+    let node = await this.getRoot()
     if (!node) return
@@ -486,0 +485,0 @@

iterators/history.js

@@ -6,12 +6,25 @@ module.exports = class HistoryIterator {
     this.live = !!opts.live
-    this.since = opts.since || 1
+    this.since = opts.since || 0
     this.end = 0
+    this.reverse = !!opts.reverse
+    this.limit = typeof opts.limit === 'number' ? opts.limit : -1
   }
 
   async open () {
-    await this.db.ready()
+    await this.db.getRoot() // does the update dance
     this.end = this.live ? Infinity : this.db.version
+    if (this.since) return
+    if (this.reverse) this.since = this.end - 1
+    else this.since = 1
   }
 
   async next () {
+    if (this._limit === 0) return null
+    if (this._limit > 0) this._limit--
+
+    if (this.reverse) {
+      if (this.since < 1) return null
+      return this.db.getBlock(this.since--, this.options)
+    }
+
     if (this.since >= this.end) return null
@@ -18,0 +31,0 @@ return this.db.getBlock(this.since++, this.options)

package.json

 {
   "name": "hyperbee",
-  "version": "0.0.1",
+  "version": "0.0.2",
   "description": "An append-only Btree running on a Hypercore.",
@@ -5,0 +5,0 @@ "main": "index.js",

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Improved metrics

Total package byte prevSize

57113

increased by8.57%

Number of package files

17

increased by13.33%

Lines of code

1757

increased by6.74%

No dependency changes