fix walltimne

bridge.go

@@ -7,6 +7,7 @@ import (
 	"reflect"
 	"sync"
 	"syscall"
+	"time"
 	"unsafe"
 
 	"github.com/wasmerio/go-ext-wasm/wasmer"
@@ -102,6 +103,19 @@ func (b *Bridge) addValues() {
 				"Float32Array": typedArray("Float32Array"),
 				"Float64Array": typedArray("Float64Array"),
 				"process":      propObject("process", nil),
+				"Date": &object{name: "Date", new: func(args []interface{}) interface{} {
+					t := time.Now()
+					return &object{name: "DateInner", props: map[string]interface{}{
+						"time": t,
+						"getTimezoneOffset": Func(func(args []interface{}) (interface{}, error) {
+							_, offset := t.Zone()
+
+							// make it negative and return in minutes
+							offset = (offset / 60) * -1
+							return offset, nil
+						}),
+					}}
+				}},
 				"fs": propObject("fs", map[string]interface{}{
 					"constants": propObject("constants", map[string]interface{}{
 						"O_WRONLY": syscall.O_WRONLY,

imports.go

@@ -67,10 +67,9 @@ func nanotime(ctx unsafe.Pointer, sp int32) {
 //export walltime
 func walltime(ctx unsafe.Pointer, sp int32) {
 	b := getBridge(ctx)
-	t := time.Now().Unix()
-	sec := t / 1000
-	nanos := (t % 1000) * 1000000
-	b.setInt64(sp+8, sec)
+	t := time.Now().UnixNano()
+	nanos := t % 1000000000
+	b.setInt64(sp+8, t/1000000000)
 	b.setInt32(sp+16, int32(nanos))
 
 }

simple/caller/main.go

@@ -1,7 +1,6 @@
 package main
 
 import (
-	"fmt"
 	"log"
 
 	wasmgo "github.com/vedhavyas/wasm"
@@ -9,7 +8,7 @@ import (
 
 func proxy(b *wasmgo.Bridge) wasmgo.Func {
 	return func(args []interface{}) (i interface{}, e error) {
-		fmt.Println("In Go", args)
+		log.Println("In Go", args)
 		return b.CallFunc("addition", args)
 	}
 }
@@ -33,5 +32,5 @@ func main() {
 	}
 
 	<-done
-	fmt.Println("wasm exited", err)
+	log.Println("wasm exited", err)
 }

simple/prog/main.go

@@ -3,13 +3,13 @@
 package main
 
 import (
-	"fmt"
+	"log"
 	"syscall/js"
 )
 
 // TODO: log seems to cause an issue
 func addition(this js.Value, args []js.Value) interface{} {
-	fmt.Println("In WASM", args)
+	log.Println("In WASM", args)
 	a, b := args[0].Int(), args[1].Int()
 	return a + b
 }
@@ -22,6 +22,6 @@ func main() {
 	js.Global().Set("addition", fun)
 
 	res := js.Global().Get("proxy").Invoke(1, 2)
-	fmt.Printf("1 + 2 = %d\n", res.Int())
+	log.Printf("1 + 2 = %d\n", res.Int())
 	<-ch
 }