packager

app/node_modules/binary/perf/loop.js

@@ -0,0 +1,92 @@
+var Seq = require('seq');
+var Hash = require('hashish');
+var EventEmitter = require('events').EventEmitter;
+
+var Bin = require('binary');
+var Buf = require('bufferlist/binary');
+var BufferList = require('bufferlist');
+
+console.log('loop');
+function emitter () {
+    var em = new EventEmitter;
+    
+    var i = 0;
+    var iv = setInterval(function () {
+        var buf = new Buffer(10000);
+        buf[0] = 0xff;
+        
+        if (++ i >= 2000) {
+            buf[0] = 0;
+            clearInterval(iv);
+        }
+        em.emit('data', buf);
+    }, 1);
+    
+    return em;
+}
+
+Seq()
+    .seq(function () {
+        var next = this.bind({}, null);
+        bufferlist(next);
+    })
+    .seq(function () {
+        var next = this.bind({}, null);
+        binary(next);
+    })
+;
+
+function binary (next) {
+    var em = emitter();
+    var t0 = Date.now();
+    
+    Bin(em)
+        .loop(function (end) {
+            this
+            .word8('x')
+            .word8('y')
+            .word32be('z')
+            .word32le('w')
+            .buffer('buf', 10000 - 10)
+            .tap(function (vars) {
+                if (vars.x === 0) {
+                    var tf = Date.now();
+                    console.log('    binary: ' + (tf - t0) + ' ms');
+                    end();
+                    setTimeout(next, 20);
+                }
+            })
+        })
+    ;
+}
+
+function bufferlist (next) {
+    var em = emitter();
+    var t0 = Date.now();
+    
+    var blist = new BufferList;
+    em.on('data', function (buf) {
+        blist.push(buf);
+    });
+    
+    Buf(blist)
+        .forever(function () {
+            var top = this;
+            this
+            .getWord8('x')
+            .getWord8('y')
+            .getWord32be('z')
+            .getWord32le('w')
+            .getBuffer('buf', 10000 - 10)
+            .tap(function (vars) {
+                if (vars.x === 0) {
+                    var tf = Date.now();
+                    console.log('    bufferlist: ' + (tf - t0) + ' ms');
+                    top.exit();
+                    setTimeout(next, 20);
+                }
+            })
+        })
+        .end()
+    ;
+}