mirror of
https://github.com/Open-Argon/argon-v3.git
synced 2025-12-06 08:56:07 +00:00
make wasm work
This commit is contained in:
2
build
2
build
@@ -1 +1 @@
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go build -o bin/argon ./src
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GOOS=js GOARCH=wasm go build -o wasm/bin/argon.wasm ./src
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@@ -1,2 +1,4 @@
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@echo off
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go build -o bin/argon.exe ./src
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set GOOS=js
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set GOARCH=wasm
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go build -o wasm/bin/argon.wasm ./src
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2
run
2
run
@@ -1,2 +0,0 @@
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# run the go run command passing the path to the main.go file, with the working directory set to the bin folder. pass in the arguments
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go run ./src $@
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5
run.bat
5
run.bat
@@ -1,5 +0,0 @@
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@echo off
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:: run the go run command passing the path to the main.go file, with the working directory set to the bin folder. pass in the arguments
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go run ./src %*
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@@ -2,6 +2,8 @@ package main
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import (
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"fmt"
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"github.com/jwalton/go-supportscolor"
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)
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type ArErr struct {
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@@ -19,5 +21,9 @@ func panicErr(err ArErr) {
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fmt.Println(" " + err.code)
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fmt.Println()
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}
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if supportscolor.Stdout().SupportsColor {
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fmt.Printf("\x1b[%dm%s\x1b[0m", 91, fmt.Sprint(err.TYPE, ": ", err.message, "\n"))
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} else {
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fmt.Println(fmt.Sprint(err.TYPE, ": ", err.message))
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}
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}
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@@ -5,7 +5,6 @@ import (
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"errors"
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"log"
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"os"
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"path/filepath"
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)
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var imported = make(map[string]ArObject)
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@@ -48,6 +47,12 @@ func readFile(path string) []UNPARSEcode {
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}
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func importMod(realpath string, origin string, main bool) (ArObject, ArErr) {
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return ArObject{}, ArErr{
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TYPE: "Import Error",
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message: "importing in WASM is currently not supported",
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EXISTS: true,
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}
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/*
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extention := filepath.Ext(realpath)
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path := realpath
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if extention == "" {
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@@ -145,4 +150,5 @@ func importMod(realpath string, origin string, main bool) (ArObject, ArErr) {
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}
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imported[p] = global
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return global, ArErr{}
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*/
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}
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23
src/main.go
23
src/main.go
@@ -2,6 +2,7 @@ package main
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import (
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"os"
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"syscall/js"
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)
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// args without the program path
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@@ -17,17 +18,21 @@ func newscope() ArObject {
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}
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func main() {
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ex, e := os.Getwd()
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if e != nil {
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panic(e)
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c := make(chan ArObject)
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obj := js.Global().Get("Object").New()
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obj.Set("eval", js.FuncOf(func(this js.Value, args []js.Value) interface{} {
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code := ""
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if len(args) > 0 {
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code = args[0].String()
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}
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if len(Args) == 0 {
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shell()
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os.Exit(0)
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}
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_, err := importMod(Args[0], ex, true)
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val, err := wasmRun(code)
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if err.EXISTS {
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panicErr(err)
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os.Exit(1)
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return js.Null()
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}
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return js.ValueOf(argonToJsValid(val))
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}))
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js.Global().Set("Ar", obj)
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<-c
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}
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@@ -44,6 +44,7 @@ func parseGenericImport(code UNPARSEcode, index int, codeline []UNPARSEcode) (Ar
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}
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func runImport(importOBJ ArImport, stack stack, stacklevel int) (any, ArErr) {
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return nil, ArErr{"Import Error", "importing in WASM is currently not supported", importOBJ.line, importOBJ.path, importOBJ.code, true}
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val, err := runVal(importOBJ.filePath, stack, stacklevel+1)
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val = ArValidToAny(val)
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if err.EXISTS {
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@@ -44,7 +44,6 @@ func translateVal(code UNPARSEcode, index int, codelines []UNPARSEcode, isLine i
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return parseGenericImport(code, index, codelines)
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}
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}
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if isLine >= 1 {
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if isDoWrap(code) {
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return parseDoWrap(code, index, codelines)
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71
src/wasm.go
Normal file
71
src/wasm.go
Normal file
@@ -0,0 +1,71 @@
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package main
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import (
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"strings"
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"syscall/js"
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)
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func argonToJsValid(argon any) any {
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switch x := argon.(type) {
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case number:
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f, _ := x.Float64()
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return f
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case ArObject:
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if x.TYPE == "array" {
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arr := js.Global().Get("Array").New()
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for i, v := range x.obj["__value__"].([]any) {
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arr.SetIndex(i, argonToJsValid(v))
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}
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return arr
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} else if x.TYPE == "string" {
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return x.obj["__value__"].(string)
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}
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obj := js.Global().Get("Object").New()
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for k, v := range x.obj {
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obj.Set(anyToArgon(k, false, false, 3, 0, false, 0), argonToJsValid(v))
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}
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return obj
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case bool, string:
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return x
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default:
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return nil
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}
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}
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func wasmRun(code string) (any, ArErr) {
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lines := strings.Split(code, "\n")
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codelines := []UNPARSEcode{}
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for i := 0; i < len(lines); i++ {
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codelines = append(codelines, UNPARSEcode{
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lines[i],
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lines[i],
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i + 1,
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"<wasm>",
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})
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}
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translated, translationerr := translate(codelines)
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if translationerr.EXISTS {
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return nil, translationerr
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}
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global := newscope()
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localvars := Map(anymap{
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"program": Map(anymap{
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"args": []any{},
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"origin": "",
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"import": builtinFunc{"import", func(args ...any) (any, ArErr) {
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return nil, ArErr{"Import Error", "Cannot Import in WASM", 0, "<wasm>", "", true}
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}},
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"cwd": "",
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"exc": "",
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"file": Map(anymap{
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"name": "<wasm>",
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"path": "",
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}),
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"main": true,
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"scope": global,
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}),
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})
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return ThrowOnNonLoop(run(translated, stack{vars, localvars, global}))
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}
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680
wasm/argon_wasm.js
Normal file
680
wasm/argon_wasm.js
Normal file
@@ -0,0 +1,680 @@
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window.ArgonWASMRuntime = async (config = {}) => {
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const term = config.console || console;
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if (typeof global !== "undefined") {
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} else if (typeof window !== "undefined") {
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window.global = window;
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} else if (typeof self !== "undefined") {
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self.global = self;
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} else {
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throw new Error(
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"cannot export Go (neither global, window nor self is defined)"
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);
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}
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if (!global.require && typeof require !== "undefined") {
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global.require = require;
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}
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if (!global.fs && global.require) {
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const fs = require("fs");
|
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if (
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typeof fs === "object" &&
|
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fs !== null &&
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||||
Object.keys(fs).length !== 0
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) {
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global.fs = fs;
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}
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}
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const enosys = () => {
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const err = new Error("not implemented");
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err.code = "ENOSYS";
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return err;
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};
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if (!global.fs) {
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let outputBuf = "";
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global.fs = {
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constants: {
|
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O_WRONLY: -1,
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O_RDWR: -1,
|
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O_CREAT: -1,
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O_TRUNC: -1,
|
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O_APPEND: -1,
|
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O_EXCL: -1,
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}, // unused
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writeSync(fd, buf) {
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outputBuf += decoder.decode(buf);
|
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const nl = outputBuf.lastIndexOf("\n");
|
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if (nl != -1) {
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term.log(outputBuf.slice(0, nl));
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outputBuf = outputBuf.slice(nl + 1);
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}
|
||||
return buf.length;
|
||||
},
|
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write(fd, buf, offset, length, position, callback) {
|
||||
if (
|
||||
offset !== 0 ||
|
||||
length !== buf.length ||
|
||||
position !== null
|
||||
) {
|
||||
callback(enosys());
|
||||
return;
|
||||
}
|
||||
const n = this.writeSync(fd, buf);
|
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callback(null, n);
|
||||
},
|
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chmod(path, mode, callback) {
|
||||
callback(enosys());
|
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},
|
||||
chown(path, uid, gid, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
close(fd, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
fchmod(fd, mode, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
fchown(fd, uid, gid, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
fstat(fd, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
fsync(fd, callback) {
|
||||
callback(null);
|
||||
},
|
||||
ftruncate(fd, length, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
lchown(path, uid, gid, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
link(path, link, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
lstat(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
mkdir(path, perm, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
open(path, flags, mode, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
read(fd, buffer, offset, length, position, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
readdir(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
readlink(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
rename(from, to, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
rmdir(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
stat(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
symlink(path, link, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
truncate(path, length, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
unlink(path, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
utimes(path, atime, mtime, callback) {
|
||||
callback(enosys());
|
||||
},
|
||||
};
|
||||
}
|
||||
if (!global.process) {
|
||||
global.process = {
|
||||
getuid() {
|
||||
return -1;
|
||||
},
|
||||
getgid() {
|
||||
return -1;
|
||||
},
|
||||
geteuid() {
|
||||
return -1;
|
||||
},
|
||||
getegid() {
|
||||
return -1;
|
||||
},
|
||||
getgroups() {
|
||||
throw enosys();
|
||||
},
|
||||
pid: -1,
|
||||
ppid: -1,
|
||||
umask() {
|
||||
throw enosys();
|
||||
},
|
||||
cwd() {
|
||||
throw enosys();
|
||||
},
|
||||
chdir() {
|
||||
throw enosys();
|
||||
},
|
||||
};
|
||||
}
|
||||
if (!global.crypto && global.require) {
|
||||
const nodeCrypto = require("crypto");
|
||||
global.crypto = {
|
||||
getRandomValues(b) {
|
||||
nodeCrypto.randomFillSync(b);
|
||||
},
|
||||
};
|
||||
}
|
||||
if (!global.crypto) {
|
||||
throw new Error(
|
||||
"global.crypto is not available, polyfill required (getRandomValues only)"
|
||||
);
|
||||
}
|
||||
if (!global.performance) {
|
||||
global.performance = {
|
||||
now() {
|
||||
const [sec, nsec] = process.hrtime();
|
||||
return sec * 1000 + nsec / 1000000;
|
||||
},
|
||||
};
|
||||
}
|
||||
if (!global.TextEncoder && global.require) {
|
||||
global.TextEncoder = require("util").TextEncoder;
|
||||
}
|
||||
if (!global.TextEncoder) {
|
||||
throw new Error(
|
||||
"global.TextEncoder is not available, polyfill required"
|
||||
);
|
||||
}
|
||||
if (!global.TextDecoder && global.require) {
|
||||
global.TextDecoder = require("util").TextDecoder;
|
||||
}
|
||||
if (!global.TextDecoder) {
|
||||
throw new Error(
|
||||
"global.TextDecoder is not available, polyfill required"
|
||||
);
|
||||
}
|
||||
// End of polyfills for common API.
|
||||
const encoder = new TextEncoder("utf-8");
|
||||
const decoder = new TextDecoder("utf-8");
|
||||
const Go = class {
|
||||
constructor() {
|
||||
this.argv = ["js"];
|
||||
this.env = {};
|
||||
this.exit = (code) => {
|
||||
if (code !== 0) {
|
||||
term.warn("exit code:", code);
|
||||
}
|
||||
};
|
||||
this._exitPromise = new Promise((resolve) => {
|
||||
this._resolveExitPromise = resolve;
|
||||
});
|
||||
this._pendingEvent = null;
|
||||
this._scheduledTimeouts = new Map();
|
||||
this._nextCallbackTimeoutID = 1;
|
||||
const setInt64 = (addr, v) => {
|
||||
this.mem.setUint32(addr + 0, v, true);
|
||||
this.mem.setUint32(addr + 4, Math.floor(v / 4294967296), true);
|
||||
};
|
||||
const getInt64 = (addr) => {
|
||||
const low = this.mem.getUint32(addr + 0, true);
|
||||
const high = this.mem.getInt32(addr + 4, true);
|
||||
return low + high * 4294967296;
|
||||
};
|
||||
const loadValue = (addr) => {
|
||||
const f = this.mem.getFloat64(addr, true);
|
||||
if (f === 0) {
|
||||
return undefined;
|
||||
}
|
||||
if (!isNaN(f)) {
|
||||
return f;
|
||||
}
|
||||
const id = this.mem.getUint32(addr, true);
|
||||
return this._values[id];
|
||||
};
|
||||
const storeValue = (addr, v) => {
|
||||
const nanHead = 0x7ff80000;
|
||||
if (typeof v === "number" && v !== 0) {
|
||||
if (isNaN(v)) {
|
||||
this.mem.setUint32(addr + 4, nanHead, true);
|
||||
this.mem.setUint32(addr, 0, true);
|
||||
return;
|
||||
}
|
||||
this.mem.setFloat64(addr, v, true);
|
||||
return;
|
||||
}
|
||||
if (v === undefined) {
|
||||
this.mem.setFloat64(addr, 0, true);
|
||||
return;
|
||||
}
|
||||
let id = this._ids.get(v);
|
||||
if (id === undefined) {
|
||||
id = this._idPool.pop();
|
||||
if (id === undefined) {
|
||||
id = this._values.length;
|
||||
}
|
||||
this._values[id] = v;
|
||||
this._goRefCounts[id] = 0;
|
||||
this._ids.set(v, id);
|
||||
}
|
||||
this._goRefCounts[id]++;
|
||||
let typeFlag = 0;
|
||||
switch (typeof v) {
|
||||
case "object":
|
||||
if (v !== null) {
|
||||
typeFlag = 1;
|
||||
}
|
||||
break;
|
||||
case "string":
|
||||
typeFlag = 2;
|
||||
break;
|
||||
case "symbol":
|
||||
typeFlag = 3;
|
||||
break;
|
||||
case "function":
|
||||
typeFlag = 4;
|
||||
break;
|
||||
}
|
||||
this.mem.setUint32(addr + 4, nanHead | typeFlag, true);
|
||||
this.mem.setUint32(addr, id, true);
|
||||
};
|
||||
const loadSlice = (addr) => {
|
||||
const array = getInt64(addr + 0);
|
||||
const len = getInt64(addr + 8);
|
||||
return new Uint8Array(
|
||||
this._inst.exports.mem.buffer,
|
||||
array,
|
||||
len
|
||||
);
|
||||
};
|
||||
const loadSliceOfValues = (addr) => {
|
||||
const array = getInt64(addr + 0);
|
||||
const len = getInt64(addr + 8);
|
||||
const a = new Array(len);
|
||||
for (let i = 0; i < len; i++) {
|
||||
a[i] = loadValue(array + i * 8);
|
||||
}
|
||||
return a;
|
||||
};
|
||||
const loadString = (addr) => {
|
||||
const saddr = getInt64(addr + 0);
|
||||
const len = getInt64(addr + 8);
|
||||
return decoder.decode(
|
||||
new DataView(this._inst.exports.mem.buffer, saddr, len)
|
||||
);
|
||||
};
|
||||
const timeOrigin = Date.now() - performance.now();
|
||||
this.importObject = {
|
||||
go: {
|
||||
// Go's SP does not change as long as no Go code is running. Some operations (e.g. calls, getters and setters)
|
||||
// may synchronously trigger a Go event handler. This makes Go code get executed in the middle of the imported
|
||||
// function. A goroutine can switch to a new stack if the current stack is too small (see morestack function).
|
||||
// This changes the SP, thus we have to update the SP used by the imported function.
|
||||
// func wasmExit(code int32)
|
||||
"runtime.wasmExit": (sp) => {
|
||||
sp >>>= 0;
|
||||
const code = this.mem.getInt32(sp + 8, true);
|
||||
this.exited = true;
|
||||
delete this._inst;
|
||||
delete this._values;
|
||||
delete this._goRefCounts;
|
||||
delete this._ids;
|
||||
delete this._idPool;
|
||||
this.exit(code);
|
||||
},
|
||||
// func wasmWrite(fd uintptr, p unsafe.Pointer, n int32)
|
||||
"runtime.wasmWrite": (sp) => {
|
||||
sp >>>= 0;
|
||||
const fd = getInt64(sp + 8);
|
||||
const p = getInt64(sp + 16);
|
||||
const n = this.mem.getInt32(sp + 24, true);
|
||||
fs.writeSync(
|
||||
fd,
|
||||
new Uint8Array(this._inst.exports.mem.buffer, p, n)
|
||||
);
|
||||
},
|
||||
// func resetMemoryDataView()
|
||||
"runtime.resetMemoryDataView": (sp) => {
|
||||
sp >>>= 0;
|
||||
this.mem = new DataView(this._inst.exports.mem.buffer);
|
||||
},
|
||||
// func nanotime1() int64
|
||||
"runtime.nanotime1": (sp) => {
|
||||
sp >>>= 0;
|
||||
setInt64(
|
||||
sp + 8,
|
||||
(timeOrigin + performance.now()) * 1000000
|
||||
);
|
||||
},
|
||||
// func walltime() (sec int64, nsec int32)
|
||||
"runtime.walltime": (sp) => {
|
||||
sp >>>= 0;
|
||||
const msec = new Date().getTime();
|
||||
setInt64(sp + 8, msec / 1000);
|
||||
this.mem.setInt32(
|
||||
sp + 16,
|
||||
(msec % 1000) * 1000000,
|
||||
true
|
||||
);
|
||||
},
|
||||
// func scheduleTimeoutEvent(delay int64) int32
|
||||
"runtime.scheduleTimeoutEvent": (sp) => {
|
||||
sp >>>= 0;
|
||||
const id = this._nextCallbackTimeoutID;
|
||||
this._nextCallbackTimeoutID++;
|
||||
this._scheduledTimeouts.set(
|
||||
id,
|
||||
setTimeout(
|
||||
() => {
|
||||
this._resume();
|
||||
while (this._scheduledTimeouts.has(id)) {
|
||||
// for some reason Go failed to register the timeout event, log and try again
|
||||
// (temporary workaround for https://github.com/golang/go/issues/28975)
|
||||
term.warn(
|
||||
"scheduleTimeoutEvent: missed timeout event"
|
||||
);
|
||||
this._resume();
|
||||
}
|
||||
},
|
||||
getInt64(sp + 8) + 1 // setTimeout has been seen to fire up to 1 millisecond early
|
||||
)
|
||||
);
|
||||
this.mem.setInt32(sp + 16, id, true);
|
||||
},
|
||||
// func clearTimeoutEvent(id int32)
|
||||
"runtime.clearTimeoutEvent": (sp) => {
|
||||
sp >>>= 0;
|
||||
const id = this.mem.getInt32(sp + 8, true);
|
||||
clearTimeout(this._scheduledTimeouts.get(id));
|
||||
this._scheduledTimeouts.delete(id);
|
||||
},
|
||||
// func getRandomData(r []byte)
|
||||
"runtime.getRandomData": (sp) => {
|
||||
sp >>>= 0;
|
||||
crypto.getRandomValues(loadSlice(sp + 8));
|
||||
},
|
||||
// func finalizeRef(v ref)
|
||||
"syscall/js.finalizeRef": (sp) => {
|
||||
sp >>>= 0;
|
||||
const id = this.mem.getUint32(sp + 8, true);
|
||||
this._goRefCounts[id]--;
|
||||
if (this._goRefCounts[id] === 0) {
|
||||
const v = this._values[id];
|
||||
this._values[id] = null;
|
||||
this._ids.delete(v);
|
||||
this._idPool.push(id);
|
||||
}
|
||||
},
|
||||
// func stringVal(value string) ref
|
||||
"syscall/js.stringVal": (sp) => {
|
||||
sp >>>= 0;
|
||||
storeValue(sp + 24, loadString(sp + 8));
|
||||
},
|
||||
// func valueGet(v ref, p string) ref
|
||||
"syscall/js.valueGet": (sp) => {
|
||||
sp >>>= 0;
|
||||
const result = Reflect.get(
|
||||
loadValue(sp + 8),
|
||||
loadString(sp + 16)
|
||||
);
|
||||
sp = this._inst.exports.getsp() >>> 0; // see comment above
|
||||
storeValue(sp + 32, result);
|
||||
},
|
||||
// func valueSet(v ref, p string, x ref)
|
||||
"syscall/js.valueSet": (sp) => {
|
||||
sp >>>= 0;
|
||||
Reflect.set(
|
||||
loadValue(sp + 8),
|
||||
loadString(sp + 16),
|
||||
loadValue(sp + 32)
|
||||
);
|
||||
},
|
||||
// func valueDelete(v ref, p string)
|
||||
"syscall/js.valueDelete": (sp) => {
|
||||
sp >>>= 0;
|
||||
Reflect.deleteProperty(
|
||||
loadValue(sp + 8),
|
||||
loadString(sp + 16)
|
||||
);
|
||||
},
|
||||
// func valueIndex(v ref, i int) ref
|
||||
"syscall/js.valueIndex": (sp) => {
|
||||
sp >>>= 0;
|
||||
storeValue(
|
||||
sp + 24,
|
||||
Reflect.get(loadValue(sp + 8), getInt64(sp + 16))
|
||||
);
|
||||
},
|
||||
// valueSetIndex(v ref, i int, x ref)
|
||||
"syscall/js.valueSetIndex": (sp) => {
|
||||
sp >>>= 0;
|
||||
Reflect.set(
|
||||
loadValue(sp + 8),
|
||||
getInt64(sp + 16),
|
||||
loadValue(sp + 24)
|
||||
);
|
||||
},
|
||||
// func valueCall(v ref, m string, args []ref) (ref, bool)
|
||||
"syscall/js.valueCall": (sp) => {
|
||||
sp >>>= 0;
|
||||
try {
|
||||
const v = loadValue(sp + 8);
|
||||
const m = Reflect.get(v, loadString(sp + 16));
|
||||
const args = loadSliceOfValues(sp + 32);
|
||||
const result = Reflect.apply(m, v, args);
|
||||
sp = this._inst.exports.getsp() >>> 0; // see comment above
|
||||
storeValue(sp + 56, result);
|
||||
this.mem.setUint8(sp + 64, 1);
|
||||
} catch (err) {
|
||||
sp = this._inst.exports.getsp() >>> 0; // see comment above
|
||||
storeValue(sp + 56, err);
|
||||
this.mem.setUint8(sp + 64, 0);
|
||||
}
|
||||
},
|
||||
// func valueInvoke(v ref, args []ref) (ref, bool)
|
||||
"syscall/js.valueInvoke": (sp) => {
|
||||
sp >>>= 0;
|
||||
try {
|
||||
const v = loadValue(sp + 8);
|
||||
const args = loadSliceOfValues(sp + 16);
|
||||
const result = Reflect.apply(v, undefined, args);
|
||||
sp = this._inst.exports.getsp() >>> 0; // see comment above
|
||||
storeValue(sp + 40, result);
|
||||
this.mem.setUint8(sp + 48, 1);
|
||||
} catch (err) {
|
||||
sp = this._inst.exports.getsp() >>> 0; // see comment above
|
||||
storeValue(sp + 40, err);
|
||||
this.mem.setUint8(sp + 48, 0);
|
||||
}
|
||||
},
|
||||
// func valueNew(v ref, args []ref) (ref, bool)
|
||||
"syscall/js.valueNew": (sp) => {
|
||||
sp >>>= 0;
|
||||
try {
|
||||
const v = loadValue(sp + 8);
|
||||
const args = loadSliceOfValues(sp + 16);
|
||||
const result = Reflect.construct(v, args);
|
||||
sp = this._inst.exports.getsp() >>> 0; // see comment above
|
||||
storeValue(sp + 40, result);
|
||||
this.mem.setUint8(sp + 48, 1);
|
||||
} catch (err) {
|
||||
sp = this._inst.exports.getsp() >>> 0; // see comment above
|
||||
storeValue(sp + 40, err);
|
||||
this.mem.setUint8(sp + 48, 0);
|
||||
}
|
||||
},
|
||||
// func valueLength(v ref) int
|
||||
"syscall/js.valueLength": (sp) => {
|
||||
sp >>>= 0;
|
||||
setInt64(sp + 16, parseInt(loadValue(sp + 8).length));
|
||||
},
|
||||
// valuePrepareString(v ref) (ref, int)
|
||||
"syscall/js.valuePrepareString": (sp) => {
|
||||
sp >>>= 0;
|
||||
const str = encoder.encode(String(loadValue(sp + 8)));
|
||||
storeValue(sp + 16, str);
|
||||
setInt64(sp + 24, str.length);
|
||||
},
|
||||
// valueLoadString(v ref, b []byte)
|
||||
"syscall/js.valueLoadString": (sp) => {
|
||||
sp >>>= 0;
|
||||
const str = loadValue(sp + 8);
|
||||
loadSlice(sp + 16).set(str);
|
||||
},
|
||||
// func valueInstanceOf(v ref, t ref) bool
|
||||
"syscall/js.valueInstanceOf": (sp) => {
|
||||
sp >>>= 0;
|
||||
this.mem.setUint8(
|
||||
sp + 24,
|
||||
loadValue(sp + 8) instanceof loadValue(sp + 16)
|
||||
? 1
|
||||
: 0
|
||||
);
|
||||
},
|
||||
// func copyBytesToGo(dst []byte, src ref) (int, bool)
|
||||
"syscall/js.copyBytesToGo": (sp) => {
|
||||
sp >>>= 0;
|
||||
const dst = loadSlice(sp + 8);
|
||||
const src = loadValue(sp + 32);
|
||||
if (
|
||||
!(
|
||||
src instanceof Uint8Array ||
|
||||
src instanceof Uint8ClampedArray
|
||||
)
|
||||
) {
|
||||
this.mem.setUint8(sp + 48, 0);
|
||||
return;
|
||||
}
|
||||
const toCopy = src.subarray(0, dst.length);
|
||||
dst.set(toCopy);
|
||||
setInt64(sp + 40, toCopy.length);
|
||||
this.mem.setUint8(sp + 48, 1);
|
||||
},
|
||||
// func copyBytesToJS(dst ref, src []byte) (int, bool)
|
||||
"syscall/js.copyBytesToJS": (sp) => {
|
||||
sp >>>= 0;
|
||||
const dst = loadValue(sp + 8);
|
||||
const src = loadSlice(sp + 16);
|
||||
if (
|
||||
!(
|
||||
dst instanceof Uint8Array ||
|
||||
dst instanceof Uint8ClampedArray
|
||||
)
|
||||
) {
|
||||
this.mem.setUint8(sp + 48, 0);
|
||||
return;
|
||||
}
|
||||
const toCopy = src.subarray(0, dst.length);
|
||||
dst.set(toCopy);
|
||||
setInt64(sp + 40, toCopy.length);
|
||||
this.mem.setUint8(sp + 48, 1);
|
||||
},
|
||||
debug: (value) => {
|
||||
term.log(value);
|
||||
},
|
||||
},
|
||||
};
|
||||
}
|
||||
async run(instance) {
|
||||
if (!(instance instanceof WebAssembly.Instance)) {
|
||||
throw new Error("Go.run: WebAssembly.Instance expected");
|
||||
}
|
||||
this._inst = instance;
|
||||
this.mem = new DataView(this._inst.exports.mem.buffer);
|
||||
this._values = [
|
||||
// JS values that Go currently has references to, indexed by reference id
|
||||
NaN,
|
||||
0,
|
||||
null,
|
||||
true,
|
||||
false,
|
||||
global,
|
||||
this,
|
||||
];
|
||||
this._goRefCounts = new Array(this._values.length).fill(Infinity); // number of references that Go has to a JS value, indexed by reference id
|
||||
this._ids = new Map([
|
||||
// mapping from JS values to reference ids
|
||||
[0, 1],
|
||||
[null, 2],
|
||||
[true, 3],
|
||||
[false, 4],
|
||||
[global, 5],
|
||||
[this, 6],
|
||||
]);
|
||||
this._idPool = []; // unused ids that have been garbage collected
|
||||
this.exited = false; // whether the Go program has exited
|
||||
// Pass command line arguments and environment variables to WebAssembly by writing them to the linear memory.
|
||||
let offset = 4096;
|
||||
const strPtr = (str) => {
|
||||
const ptr = offset;
|
||||
const bytes = encoder.encode(str + "\0");
|
||||
new Uint8Array(this.mem.buffer, offset, bytes.length).set(
|
||||
bytes
|
||||
);
|
||||
offset += bytes.length;
|
||||
if (offset % 8 !== 0) {
|
||||
offset += 8 - (offset % 8);
|
||||
}
|
||||
return ptr;
|
||||
};
|
||||
const argc = this.argv.length;
|
||||
const argvPtrs = [];
|
||||
this.argv.forEach((arg) => {
|
||||
argvPtrs.push(strPtr(arg));
|
||||
});
|
||||
argvPtrs.push(0);
|
||||
const keys = Object.keys(this.env).sort();
|
||||
keys.forEach((key) => {
|
||||
argvPtrs.push(strPtr(`${key}=${this.env[key]}`));
|
||||
});
|
||||
argvPtrs.push(0);
|
||||
const argv = offset;
|
||||
argvPtrs.forEach((ptr) => {
|
||||
this.mem.setUint32(offset, ptr, true);
|
||||
this.mem.setUint32(offset + 4, 0, true);
|
||||
offset += 8;
|
||||
});
|
||||
this._inst.exports.run(argc, argv);
|
||||
if (this.exited) {
|
||||
this._resolveExitPromise();
|
||||
}
|
||||
await this._exitPromise;
|
||||
}
|
||||
_resume() {
|
||||
if (this.exited) {
|
||||
(async () => {
|
||||
await run();
|
||||
this._inst.exports.resume();
|
||||
})();
|
||||
return;
|
||||
}
|
||||
this._inst.exports.resume();
|
||||
if (this.exited) {
|
||||
this._resolveExitPromise();
|
||||
}
|
||||
}
|
||||
_makeFuncWrapper(id) {
|
||||
const go = this;
|
||||
return function () {
|
||||
const event = { id: id, this: this, args: arguments };
|
||||
go._pendingEvent = event;
|
||||
go._resume();
|
||||
return event.result;
|
||||
};
|
||||
}
|
||||
};
|
||||
const go = new Go();
|
||||
const file = await fetch("bin/argon.wasm");
|
||||
const run = async () => {
|
||||
const result = await WebAssembly.instantiateStreaming(
|
||||
file.clone(),
|
||||
go.importObject
|
||||
);
|
||||
go.run(result.instance);
|
||||
};
|
||||
await run();
|
||||
};
|
||||
106
wasm/index.html
Normal file
106
wasm/index.html
Normal file
@@ -0,0 +1,106 @@
|
||||
<!DOCTYPE html>
|
||||
<html>
|
||||
<head>
|
||||
<title>Argon WASM Runtime Example</title>
|
||||
<style>
|
||||
.terminal {
|
||||
font-family: monospace;
|
||||
font-size: 12px;
|
||||
color: #fff;
|
||||
background-color: #000;
|
||||
padding: 10px;
|
||||
margin: 10px;
|
||||
border-radius: 5px;
|
||||
box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
|
||||
min-height: 250px;
|
||||
max-width: 500px;
|
||||
}
|
||||
.terminal * {
|
||||
min-height: 1rem;
|
||||
}
|
||||
.terminal .command {
|
||||
color: #0f0;
|
||||
}
|
||||
.terminal .output {
|
||||
color: #fff;
|
||||
}
|
||||
.terminal .error {
|
||||
color: #f00;
|
||||
}
|
||||
.editbox {
|
||||
font-family: monospace;
|
||||
font-size: 12px;
|
||||
color: #000;
|
||||
background-color: #fff;
|
||||
padding: 10px;
|
||||
margin: 10px;
|
||||
border-radius: 5px;
|
||||
box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
|
||||
min-height: 250px;
|
||||
max-width: 500px;
|
||||
width: 100%;
|
||||
resize: none;
|
||||
border: none;
|
||||
}
|
||||
.runButton {
|
||||
border: 2.5px solid #ffffff;
|
||||
background-color: #3a9200;
|
||||
box-shadow: none;
|
||||
color: #ffffff;
|
||||
font-weight: 900;
|
||||
font-size: 1rem;
|
||||
width: 100px;
|
||||
display: block;
|
||||
padding: 10px;
|
||||
margin: 10px;
|
||||
border-radius: 5px;
|
||||
cursor: pointer;
|
||||
}
|
||||
.runButton:active {
|
||||
box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
|
||||
}
|
||||
</style>
|
||||
<script src="argon_wasm.js"></script>
|
||||
</head>
|
||||
<body>
|
||||
<h1>Argon WASM Runtime Example</h1>
|
||||
<button id="run" class="runButton">run</button>
|
||||
<textarea id="editbox" class="editbox">
|
||||
term.log("hello world")</textarea
|
||||
>
|
||||
<pre id="terminal" class="terminal">
|
||||
|
||||
</pre>
|
||||
<script>
|
||||
const output = document.getElementById("terminal");
|
||||
const editbox = document.getElementById("editbox");
|
||||
const run = document.getElementById("run");
|
||||
run.addEventListener("click", () => {
|
||||
output.innerHTML = "";
|
||||
setTimeout(()=>Ar.eval(editbox.value), 100)
|
||||
});
|
||||
|
||||
ArgonWASMRuntime({
|
||||
console: {
|
||||
log: (...msg) => {
|
||||
const p = document.createElement("div");
|
||||
p.innerText = msg.join(" ");
|
||||
output.appendChild(p);
|
||||
},
|
||||
warn: (...msg) => {
|
||||
const p = document.createElement("div");
|
||||
p.innerText = msg.join(" ");
|
||||
p.style.color = "orange";
|
||||
output.appendChild(p);
|
||||
},
|
||||
error: (...msg) => {
|
||||
const p = document.createElement("div");
|
||||
p.innerText = msg.join(" ");
|
||||
p.style.color = "red";
|
||||
output.appendChild(p);
|
||||
},
|
||||
},
|
||||
});
|
||||
</script>
|
||||
</body>
|
||||
</html>
|
||||
Reference in New Issue
Block a user