multicodec - npm Package Compare versions

Comparing version 0.0.1 to 0.1.0

lib/base-table.js

@@ -5,2 +5,6 @@ 'use strict';
 
+// spec and table at: https://github.com/multiformats/multicodec
+
+// TODO revisit all of these once https://github.com/multiformats/multicodec/pull/16 is merged
+
 exports = module.exports;
@@ -11,6 +15,3 @@
 
-// Multiformats
-exports.multicodec = varintBuf(64); // 0x40
-exports.multihash = varintBuf(65); // 0x41
-exports.multiaddr = varintBuf(66); // 0x42
+// bases encodings
 
@@ -22,4 +23,27 @@ // Serialization formats
 
+// Multiformats
+exports.multicodec = varintBuf(64); // 0x40
+exports.multihash = varintBuf(65); // 0x41
+exports.multiaddr = varintBuf(66); // 0x42
+
+// multihashes
+
+// multiaddrs
+
+// archiving formats
+
+// image formats
+
+// video formats
+
+// VCS formats
+
+// IPLD formats
+exports['dag-pb'] = new Buffer('70', 'hex');
+exports['dag-cbor'] = new Buffer('71', 'hex');
+exports['eth-block'] = new Buffer('90', 'hex');
+exports['eth-tx'] = new Buffer('91', 'hex');
+
 function varintBuf(n) {
   return new Buffer(varint.encode(n));
 }

lib/index.js

@@ -29,8 +29,13 @@ 'use strict';
 exports.getCodec = function (prefixedData) {
-  var code = new Buffer(varint.decode(prefixedData));
-  Object.keys(table).forEach(function (multicodec) {
-    if (Buffer.isEqual(code, table[multicodec])) {
-      return multicodec;
+  var v = varint.decode(prefixedData);
+  var code = new Buffer(v.toString(16), 'hex');
+  var codec = void 0;
+
+  Object.keys(table).forEach(function (mc) {
+    if (code.equals(table[mc])) {
+      codec = mc;
     }
   });
+
+  return codec;
 };

package.json

 {
   "name": "multicodec",
-  "version": "0.0.1",
+  "version": "0.1.0",
   "description": "JavaScript implementation of the multicodec-packed specification",
@@ -47,2 +47,3 @@ "main": "lib/index.js",
     "aegir": "^8.1.1",
+    "chai": "^3.5.0",
     "pre-commit": "^1.1.3"
@@ -49,0 +50,0 @@ },

src/base-table.js

@@ -5,2 +5,6 @@ 'use strict'
 
+// spec and table at: https://github.com/multiformats/multicodec
+
+// TODO revisit all of these once https://github.com/multiformats/multicodec/pull/16 is merged
+
 exports = module.exports
@@ -11,6 +15,3 @@
 
-// Multiformats
-exports.multicodec = varintBuf(64)  // 0x40
-exports.multihash = varintBuf(65)   // 0x41
-exports.multiaddr = varintBuf(66)   // 0x42
+// bases encodings
 
@@ -22,4 +23,27 @@ // Serialization formats
 
+// Multiformats
+exports.multicodec = varintBuf(64)  // 0x40
+exports.multihash = varintBuf(65)   // 0x41
+exports.multiaddr = varintBuf(66)   // 0x42
+
+// multihashes
+
+// multiaddrs
+
+// archiving formats
+
+// image formats
+
+// video formats
+
+// VCS formats
+
+// IPLD formats
+exports['dag-pb'] = new Buffer('70', 'hex')
+exports['dag-cbor'] = new Buffer('71', 'hex')
+exports['eth-block'] = new Buffer('90', 'hex')
+exports['eth-tx'] = new Buffer('91', 'hex')
+
 function varintBuf (n) {
   return new Buffer(varint.encode(n))
 }

src/index.js

@@ -29,9 +29,14 @@ 'use strict'
 exports.getCodec = (prefixedData) => {
-  const code = new Buffer(varint.decode(prefixedData))
+  const v = varint.decode(prefixedData)
+  const code = new Buffer(v.toString(16), 'hex')
+  let codec
+
   Object.keys(table)
-        .forEach((multicodec) => {
-          if (Buffer.isEqual(code, table[multicodec])) {
-            return multicodec
+        .forEach((mc) => {
+          if (code.equals(table[mc])) {
+            codec = mc
           }
         })
+
+  return codec
 }

No alert changes

Improved metrics

Total package byte prevSize

929476

increased by0.28%

Lines of code

10024

increased by0.5%

Worsened metrics

Dev dependency count

3

increased by50%

No dependency changes