Svelte, Vue tests ...

internal/warpc/build.sh

@@ -2,4 +2,5 @@
 go generate ./gen
 javy compile js/greet.bundle.js -d -o wasm/greet.wasm
 javy compile js/renderkatex.bundle.js -d -o wasm/renderkatex.wasm
+javy compile js/buildsvelte.bundle.js -d -o wasm/buildsvelte.wasm
 touch warpc_test.go

internal/warpc/gen/main.go

@@ -27,6 +27,7 @@ import (
 var scripts = []string{
 	"greet.js",
 	"renderkatex.js",
+	"buildsvelte.js",
 }
 
 func main() {
@@ -45,6 +46,7 @@ func buildJSBundle(filename string) error {
 		api.BuildOptions{
 			EntryPoints:       []string{filename},
 			Bundle:            true,
+			Inject:            []string{"./shims.js"},
 			MinifyWhitespace:  minify,
 			MinifyIdentifiers: minify,
 			MinifySyntax:      minify,

internal/warpc/gen/shims.js

@@ -0,0 +1,2 @@
+let performanceNowShim = () => Date.now();
+export { performanceNowShim as 'performance.now' };

internal/warpc/js/buildsvelte.js

@@ -0,0 +1,19 @@
+import { readInput, writeOutput } from './common';
+import { compile } from 'svelte/compiler';
+
+const build = function (input) {
+	const data = input.data; //
+	const source = data.source;
+	const opts = data.options || {}; // //
+	const header = input.header;
+
+	try {
+		let { js, css, warnings } = compile(source);
+		writeOutput({ header: header, data: { result: js.code } });
+	} catch (e) {
+		header.err = e.message;
+		writeOutput({ header: header });
+	}
+};
+
+readInput(build);

internal/warpc/js/greet.bundle.js

@@ -1,2 +1,2 @@
-(()=>{function s(r){let e=[],c=new Uint8Array(1024);for(;;){let n=0;try{n=Javy.IO.readSync(0,c)}catch(o){if(o.message.includes("os error 29"))break;throw new Error("Error reading from stdin")}if(n<0)throw new Error("Error reading from stdin");if(n===0)break;if(e=[...e,...c.subarray(0,n)],!e.includes(10))continue;let t=0;for(let o=0;t<e.length;t++)if(e[t]===10){let u=e.splice(o,t+1),d=new Uint8Array(u),a;try{a=JSON.parse(new TextDecoder().decode(d))}catch(l){throw new Error(`Error parsing JSON '${new TextDecoder().decode(d)}' from stdin: ${l.message}`)}r(a),o=t+1}e=e.slice(t)}}function f(r){let i=new TextEncoder().encode(JSON.stringify(r)+`
-`),e=new Uint8Array(i);Javy.IO.writeSync(1,e)}var w=function(r){f({header:r.header,data:{greeting:"Hello "+r.data.name+"!"}})};console.log("Greet module loaded");s(w);})();
+(()=>{function s(r){let e=[],a=new Uint8Array(1024);for(;;){let n=0;try{n=Javy.IO.readSync(0,a)}catch(o){if(o.message.includes("os error 29"))break;throw new Error("Error reading from stdin")}if(n<0)throw new Error("Error reading from stdin");if(n===0)break;if(e=[...e,...a.subarray(0,n)],!e.includes(10))continue;let t=0;for(let o=0;t<e.length;t++)if(e[t]===10){let u=e.splice(o,t+1),i=new Uint8Array(u),d;try{d=JSON.parse(new TextDecoder().decode(i))}catch(w){throw new Error(`Error parsing JSON '${new TextDecoder().decode(i)}' from stdin: ${w.message}`)}r(d),o=t+1}e=e.slice(t)}}function f(r){let c=new TextEncoder().encode(JSON.stringify(r)+`
+`),e=new Uint8Array(c);Javy.IO.writeSync(1,e)}var p=function(r){f({header:r.header,data:{greeting:"Hello "+r.data.name+"!"}})};console.log("Greet module loaded");s(p);})();

internal/warpc/js/package.json

@@ -9,6 +9,7 @@
   "license": "ISC",
   "description": "",
   "devDependencies": {
-    "katex": "^0.16.11"
+    "katex": "^0.16.11",
+    "svelte": "^4.2.19"
   }
 }

internal/warpc/svelte.go

@@ -0,0 +1,30 @@
+// Copyright 2024 The Hugo Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package warpc
+
+import (
+	_ "embed"
+)
+
+//go:embed wasm/buildsvelte.wasm
+var svelteWasm []byte
+
+type SvelteInput struct {
+	Source  string         `json:"source"`
+	Options map[string]any `json:"options"`
+}
+
+type SvelteOutput struct {
+	Result string `json:"result"`
+}

internal/warpc/warpc.go

@@ -526,12 +526,17 @@ func (d *lazyDispatcher[Q, R]) start() (Dispatcher[Q, R], error) {
 // Dispatchers holds all the dispatchers for the warpc package.
 type Dispatchers struct {
 	katex  *lazyDispatcher[KatexInput, KatexOutput]
+	svelte *lazyDispatcher[SvelteInput, SvelteOutput]
 }
 
 func (d *Dispatchers) Katex() (Dispatcher[KatexInput, KatexOutput], error) {
 	return d.katex.start()
 }
 
+func (d *Dispatchers) Svelte() (Dispatcher[SvelteInput, SvelteOutput], error) {
+	return d.svelte.start()
+}
+
 func (d *Dispatchers) Close() error {
 	var errs []error
 	if d.katex.started {
@@ -539,6 +544,11 @@ func (d *Dispatchers) Close() error {
 			errs = append(errs, err)
 		}
 	}
+	if d.svelte.started {
+		if err := d.svelte.dispatcher.Close(); err != nil {
+			errs = append(errs, err)
+		}
+	}
 	if len(errs) == 0 {
 		return nil
 	}
@@ -548,21 +558,28 @@ func (d *Dispatchers) Close() error {
 // AllDispatchers creates all the dispatchers for the warpc package.
 // Note that the individual dispatchers are started lazily.
 // Remember to call Close on the returned Dispatchers when done.
-func AllDispatchers(katexOpts Options) *Dispatchers {
-	if katexOpts.Runtime.Data == nil {
-		katexOpts.Runtime = Binary{Name: "javy_quickjs_provider_v2", Data: quickjsWasm}
-	}
-	if katexOpts.Main.Data == nil {
-		katexOpts.Main = Binary{Name: "renderkatex", Data: katexWasm}
+func AllDispatchers(opts Options) *Dispatchers {
+	if opts.Runtime.Data == nil {
+		opts.Runtime = Binary{Name: "javy_quickjs_provider_v2", Data: quickjsWasm}
 	}
 
-	if katexOpts.Infof == nil {
-		katexOpts.Infof = func(format string, v ...any) {
+	if opts.Main.Data != nil {
+		panic("Main.Data must be nil")
+	}
+
+	if opts.Infof == nil {
+		opts.Infof = func(format string, v ...any) {
 			// noop
 		}
 	}
 
+	katexOpts := opts
+	katexOpts.Main = Binary{Name: "renderkatex", Data: katexWasm}
+	svelteOpts := opts
+	svelteOpts.Main = Binary{Name: "buildsvelte", Data: svelteWasm}
+
 	return &Dispatchers{
 		katex:  &lazyDispatcher[KatexInput, KatexOutput]{opts: katexOpts},
+		svelte: &lazyDispatcher[SvelteInput, SvelteOutput]{opts: svelteOpts},
 	}
 }

internal/warpc/warpc_test.go

@@ -225,6 +225,54 @@ func TestKatexParallel(t *testing.T) {
 	wg.Wait()
 }
 
+func TestSvelte(t *testing.T) {
+	c := qt.New(t)
+
+	todo := `
+<script>
+  let checked = false;
+</script>
+<input type="checkbox" {checked}>
+
+`
+
+	opts := Options{
+		PoolSize: 8,
+		Runtime:  quickjsBinary,
+		Main:     svelteBinary,
+		Infof: func(format string, v ...any) {
+			fmt.Printf(format, v...)
+		},
+	}
+
+	d, err := Start[SvelteInput, SvelteOutput](opts)
+	c.Assert(err, qt.IsNil)
+	defer d.Close()
+
+	message := Message[SvelteInput]{
+		Header: Header{
+			Version: currentVersion,
+			ID:      uint32(32),
+		},
+		Data: SvelteInput{
+			Source: todo,
+			Options: map[string]any{
+				"opts": map[string]any{},
+			},
+		},
+	}
+
+	ctx := context.Background()
+
+	result, err := d.Execute(ctx, message)
+	c.Assert(err, qt.IsNil)
+	c.Assert(result.Header.Err, qt.Equals, "")
+
+	c.Assert(result.GetID(), qt.Equals, message.GetID())
+
+	fmt.Println("====>", result.Data.Result)
+}
+
 func BenchmarkExecuteKatex(b *testing.B) {
 	opts := Options{
 		Runtime: quickjsBinary,
@@ -445,6 +493,11 @@ var (
 		Data: katexWasm,
 	}
 
+	svelteBinary = Binary{
+		Name: "buildsvelte",
+		Data: svelteWasm,
+	}
+
 	quickjsBinary = Binary{
 		Name: "javy_quickjs_provider_v2",
 		Data: quickjsWasm,