pre migrate

cmd/poiesis/main.go

@@ -5,9 +5,8 @@ import (
 	"fmt"
 	"os"
 
-	"reichard.io/poiesis/internal/builtin"
+	"reichard.io/poiesis/internal/functions"
 	"reichard.io/poiesis/internal/runtime"
-	_ "reichard.io/poiesis/internal/standard"
 )
 
 func main() {
@@ -19,7 +18,7 @@ func main() {
 
 	// Print Types
 	if os.Args[1] == "-print-types" {
-		fmt.Println(builtin.GetBuiltinsDeclarations())
+		fmt.Println(functions.GetFunctionDeclarations())
 		return
 	}
 
@@ -31,7 +30,7 @@ func main() {
 
 	// Run File
 	filePath := os.Args[1]
-	if err := rt.RunFile(filePath, os.Stdout, os.Stderr); err != nil {
+	if err := rt.RunFile(filePath); err != nil {
 		panic(err)
 	}
 }

go.mod

@@ -11,11 +11,13 @@ require (
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
+	github.com/fastschema/qjs v0.0.6 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/ncruces/go-strftime v1.0.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
+	github.com/tetratelabs/wazero v1.9.0 // indirect
 	golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 // indirect
 	golang.org/x/sys v0.37.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect

go.sum

@@ -4,6 +4,8 @@ github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkp
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
 github.com/evanw/esbuild v0.27.2 h1:3xBEws9y/JosfewXMM2qIyHAi+xRo8hVx475hVkJfNg=
 github.com/evanw/esbuild v0.27.2/go.mod h1:D2vIQZqV/vIf/VRHtViaUtViZmG7o+kKmlBfVQuRi48=
+github.com/fastschema/qjs v0.0.6 h1:C45KMmQMd21UwsUAmQHxUxiWOfzwTg1GJW0DA0AbFEE=
+github.com/fastschema/qjs v0.0.6/go.mod h1:bbg36wxXnx8g0FdKIe5+nCubrQvHa7XEVWqUptjHt/A=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
@@ -18,6 +20,8 @@ github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
 github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
 github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
+github.com/tetratelabs/wazero v1.9.0 h1:IcZ56OuxrtaEz8UYNRHBrUa9bYeX9oVY93KspZZBf/I=
+github.com/tetratelabs/wazero v1.9.0/go.mod h1:TSbcXCfFP0L2FGkRPxHphadXPjo1T6W+CseNNY7EkjM=
 golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 h1:mgKeJMpvi0yx/sU5GsxQ7p6s2wtOnGAHZWCHUM4KGzY=
 golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546/go.mod h1:j/pmGrbnkbPtQfxEe5D0VQhZC6qKbfKifgD0oM7sR70=
 golang.org/x/mod v0.30.0 h1:fDEXFVZ/fmCKProc/yAXXUijritrDzahmwwefnjoPFk=

internal/functions/functions_test.go

@@ -6,8 +6,6 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-
-	"modernc.org/quickjs"
 )
 
 type TestArgs struct {
@@ -19,77 +17,17 @@ func (t TestArgs) Validate() error {
 }
 
 func TestAsyncFunction(t *testing.T) {
+	registryMutex.RLock()
+	defer registryMutex.RUnlock()
+
 	RegisterAsyncFunction("testAsync", func(_ context.Context, args TestArgs) (string, error) {
 		return "result: " + args.Field1, nil
 	})
 
-	registryMutex.RLock()
 	fn, ok := functionRegistry["testAsync"]
-	registryMutex.RUnlock()
 
 	require.True(t, ok, "testAsync should be registered")
 	assert.Contains(t, fn.Definition(), "Promise<string>", "definition should include Promise<string>")
 }
 
-func TestAsyncFunctionResolution(t *testing.T) {
+// TOOD: Test Normal Function
-	RegisterAsyncFunction("resolveTest", func(_ context.Context, args TestArgs) (string, error) {
-		return "test-result", nil
-	})
-
-	vm, err := quickjs.NewVM()
-	require.NoError(t, err)
-	defer func() {
-		_ = vm.Close()
-	}()
-	vm.SetCanBlock(true)
-
-	RegisterFunctions(context.Background(), vm)
-
-	result, err := vm.Eval(`resolveTest("hello")`, quickjs.EvalGlobal)
-	require.NoError(t, err)
-	assert.NotNil(t, result)
-}
-
-func TestAsyncFunctionRejection(t *testing.T) {
-	RegisterAsyncFunction("rejectTest", func(_ context.Context, args TestArgs) (string, error) {
-		return "", assert.AnError
-	})
-
-	vm, err := quickjs.NewVM()
-	require.NoError(t, err)
-	defer func() {
-		_ = vm.Close()
-	}()
-	vm.SetCanBlock(true)
-
-	RegisterFunctions(context.Background(), vm)
-
-	result, err := vm.Eval(`rejectTest({field1: "hello"})`, quickjs.EvalGlobal)
-	require.NoError(t, err)
-	assert.NotNil(t, result)
-}
-
-func TestNonPromise(t *testing.T) {
-	RegisterFunction("nonPromiseTest", func(_ context.Context, args TestArgs) (string, error) {
-		return "sync-result", nil
-	})
-
-	vm, err := quickjs.NewVM()
-	require.NoError(t, err)
-	defer func() {
-		_ = vm.Close()
-	}()
-	vm.SetCanBlock(true)
-
-	RegisterFunctions(context.Background(), vm)
-
-	result, err := vm.Eval(`nonPromiseTest({field1: "hello"})`, quickjs.EvalGlobal)
-	require.NoError(t, err)
-
-	if obj, ok := result.(*quickjs.Object); ok {
-		var arr []any
-		if err := obj.Into(&arr); err == nil && len(arr) > 0 {
-			assert.Equal(t, "sync-result", arr[0])
-		}
-	}
-}

internal/functions/registry.go

@@ -13,7 +13,7 @@ var (
 	collector        *typeCollector
 )
 
-func registerFunction[A Args, R any](name string, isAsync bool, fn RawFunc[A, R]) {
+func registerFunction[A Args, R any](name string, isAsync bool, fn GoFunc[A, R]) {
 	registryMutex.Lock()
 	defer registryMutex.Unlock()
 
@@ -35,6 +35,7 @@ func registerFunction[A Args, R any](name string, isAsync bool, fn RawFunc[A, R]
 		fn:         fn,
 		types:      types,
 		definition: generateTypeScriptDefinition(name, tType, fnType, isAsync, paramTypes),
+		isAsync:    isAsync,
 	}
 }
 
@@ -69,10 +70,10 @@ func GetRegisteredFunctions() map[string]Function {
 	return functionRegistry
 }
 
-func RegisterFunction[T Args, R any](name string, fn RawFunc[T, R]) {
+func RegisterFunction[T Args, R any](name string, fn GoFunc[T, R]) {
 	registerFunction(name, false, fn)
 }
 
-func RegisterAsyncFunction[T Args, R any](name string, fn RawFunc[T, R]) {
+func RegisterAsyncFunction[T Args, R any](name string, fn GoFunc[T, R]) {
 	registerFunction(name, true, fn)
 }

internal/functions/types.go

@@ -10,10 +10,11 @@ type Function interface {
 	Name() string
 	Types() []string
 	Definition() string
-	WrapFn(context.Context) func(...any) (any, error)
+	IsAsync() bool
+	Call(context.Context, []any) (any, error)
 }
 
-type RawFunc[A Args, R any] func(context.Context, A) (R, error)
+type GoFunc[A Args, R any] func(context.Context, A) (R, error)
 
 type Args interface {
 	Validate() error
@@ -21,9 +22,10 @@ type Args interface {
 
 type functionImpl[A Args, R any] struct {
 	name       string
-	fn         RawFunc[A, R]
+	fn         GoFunc[A, R]
 	definition string
 	types      []string
+	isAsync    bool
 }
 
 func (b *functionImpl[A, R]) Name() string {
@@ -38,8 +40,19 @@ func (b *functionImpl[A, R]) Definition() string {
 	return b.definition
 }
 
-func (b *functionImpl[A, R]) WrapFn(ctx context.Context) func(...any) (any, error) {
+func (b *functionImpl[A, R]) IsAsync() bool {
-	return func(allArgs ...any) (any, error) {
+	return b.isAsync
+}
+
+func (b *functionImpl[A, R]) Function() any {
+	return b.fn
+}
+
+func (b *functionImpl[A, R]) Call(ctx context.Context, allArgs []any) (any, error) {
+	return b.CallGeneric(ctx, allArgs)
+}
+
+func (b *functionImpl[A, R]) CallGeneric(ctx context.Context, allArgs []any) (zeroR R, err error) {
 	// Populate Arguments
 	var fnArgs A
 	aVal := reflect.ValueOf(&fnArgs).Elem()
@@ -49,28 +62,16 @@ func (b *functionImpl[A, R]) WrapFn(ctx context.Context) func(...any) (any, erro
 		field := aVal.Field(i)
 
 		if !field.CanSet() {
-				return nil, errors.New("cannot set field")
+			return zeroR, errors.New("cannot set field")
 		}
 
 		argVal := reflect.ValueOf(allArgs[i])
 		if !argVal.Type().AssignableTo(field.Type()) {
-				return nil, errors.New("cannot assign field")
+			return zeroR, errors.New("cannot assign field")
 		}
 
 		field.Set(argVal)
 	}
 
-		// Validate
+	return b.fn(ctx, fnArgs)
-		if err := fnArgs.Validate(); err != nil {
-			return nil, errors.New("cannot validate args")
-		}
-
-		// Call Function
-		resp, err := b.fn(ctx, fnArgs)
-		if err != nil {
-			return nil, err
-		}
-
-		return resp, nil
-	}
 }

internal/runtime/options.go

@@ -0,0 +1,17 @@
+package runtime
+
+import "io"
+
+type RuntimeOption func(*Runtime)
+
+func WithStdout(stdout io.Writer) RuntimeOption {
+	return func(r *Runtime) {
+		r.stdout = stdout
+	}
+}
+
+func WithStderr(stderr io.Writer) RuntimeOption {
+	return func(r *Runtime) {
+		r.stderr = stderr
+	}
+}

internal/runtime/runtime.go

@@ -5,10 +5,13 @@ import (
 	"fmt"
 	"io"
 	"os"
+	"strings"
 
 	"github.com/evanw/esbuild/pkg/api"
 	"modernc.org/quickjs"
+
 	"reichard.io/poiesis/internal/functions"
+	_ "reichard.io/poiesis/internal/stdlib"
 )
 
 type Runtime struct {
@@ -19,7 +22,7 @@ type Runtime struct {
 	stderr io.Writer
 }
 
-func New(ctx context.Context) (*Runtime, error) {
+func New(ctx context.Context, opts ...RuntimeOption) (*Runtime, error) {
 	// Create VM
 	vm, err := quickjs.NewVM()
 	if err != nil {
@@ -33,6 +36,11 @@ func New(ctx context.Context) (*Runtime, error) {
 		return nil, err
 	}
 
+	// Apply Options
+	for _, opt := range opts {
+		opt(r)
+	}
+
 	return r, nil
 }
 
@@ -59,15 +67,89 @@ func (r *Runtime) populateGlobals() error {
 	}
 
 	// Register Custom Functions
-	for name, builtin := range functions.GetRegisteredFunctions() {
+	for name, fn := range functions.GetRegisteredFunctions() {
 		// Register Main Function
-		if err := r.vm.RegisterFunc(name, builtin.WrapFn(r.ctx), false); err != nil {
+		if err := r.vm.RegisterFunc(name, func(allArgs ...any) (any, error) {
+			return fn.Call(r.ctx, allArgs)
+		}, false); err != nil {
 			return err
 		}
 
 		// Wrap Exception - The QuickJS library does not allow us to throw exceptions, so we
 		//                  wrap the function with native JS to appropriately throw on error.
-		if _, err := r.vm.Eval(fmt.Sprintf(`
+		wrappedFunc := wrapFunc(fn.Name(), fn.IsAsync())
+		if _, err := r.vm.Eval(wrappedFunc, quickjs.EvalGlobal); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (r *Runtime) RunFile(filePath string) error {
+	tsFileContent, err := os.ReadFile(filePath)
+	if err != nil {
+		return fmt.Errorf("error reading file: %w", err)
+	}
+
+	return r.RunCode(string(tsFileContent))
+}
+
+func (r *Runtime) RunCode(tsCode string) error {
+	transformedCode, err := r.transformCode(tsCode)
+	if err != nil {
+		return err
+	}
+
+	_, err = r.vm.Eval(string(transformedCode), quickjs.EvalGlobal)
+	return err
+}
+
+func (r *Runtime) transformCode(tsCode string) ([]byte, error) {
+	result := api.Transform(tsCode, api.TransformOptions{
+		Loader: api.LoaderTS,
+		Target: api.ES2022,
+		// Format:      api.FormatIIFE,
+		Sourcemap:   api.SourceMapNone,
+		TreeShaking: api.TreeShakingFalse,
+	})
+
+	if len(result.Errors) > 0 {
+		var allErrs []string
+		for _, e := range result.Errors {
+			allErrs = append(allErrs, e.Text)
+		}
+		return nil, fmt.Errorf("transpilation failed: %s", strings.Join(allErrs, ", "))
+	}
+
+	return result.Code, nil
+}
+
+func wrapFunc(funcName string, isAsync bool) string {
+	if isAsync {
+		return fmt.Sprintf(`
+                  (function() {
+                    const original = globalThis[%q];
+
+                    globalThis[%q] = function(...args) {
+                      console.log("calling")
+                      return new Promise((resolve, reject) => {
+                        const [result, error] = original.apply(this, args);
+                        console.log("result", result)
+                        if (error) {
+                          console.log("reject")
+                          reject(new Error(error));
+                        } else {
+                          console.log("resolve")
+                          resolve(result);
+                        }
+                      });
+                    };
+                  })();
+                `, funcName, funcName)
+	}
+
+	return fmt.Sprintf(`
           (function() {
             const original = globalThis[%q];
 
@@ -79,97 +161,5 @@ func (r *Runtime) populateGlobals() error {
               return result;
             };
           })();
-                `, name, name), quickjs.EvalGlobal); err != nil {
+        `, funcName, funcName)
-			return err
-		}
-	}
-
-	return nil
-}
-
-func (r *Runtime) RunFile(filePath string, stdout, stderr io.Writer) error {
-	r.stdout = stdout
-	r.stderr = stderr
-
-	content, err := r.transformFile(filePath)
-	if err != nil {
-		_, _ = fmt.Fprintf(stderr, "Error: %v\n", err)
-		return err
-	}
-
-	if len(content.errors) > 0 {
-		_, _ = fmt.Fprintf(stderr, "Transpilation errors:\n")
-		for _, err := range content.errors {
-			_, _ = fmt.Fprintf(stderr, "  %s\n", err.Text)
-		}
-		return fmt.Errorf("transpilation failed")
-	}
-
-	_, err = r.vm.Eval(content.code, quickjs.EvalGlobal)
-	if err != nil {
-		_, _ = fmt.Fprintf(stderr, "Execution error: %v\n", err)
-		return err
-	}
-
-	return nil
-}
-
-func (r *Runtime) RunCode(tsCode string, stdout, stderr io.Writer) error {
-	r.stdout = stdout
-	r.stderr = stderr
-
-	content := r.transformCode(tsCode)
-
-	if len(content.errors) > 0 {
-		_, _ = fmt.Fprintf(stderr, "Transpilation errors:\n")
-		for _, err := range content.errors {
-			_, _ = fmt.Fprintf(stderr, "  %s\n", err.Text)
-		}
-		return fmt.Errorf("transpilation failed")
-	}
-
-	_, err := r.vm.Eval(content.code, quickjs.EvalGlobal)
-	if err != nil {
-		_, _ = fmt.Fprintf(stderr, "Execution error: %v\n", err)
-		return err
-	}
-
-	return nil
-}
-
-type transformResult struct {
-	code   string
-	errors []api.Message
-}
-
-func (r *Runtime) transformFile(filePath string) (*transformResult, error) {
-	tsFileContent, err := os.ReadFile(filePath)
-	if err != nil {
-		return nil, fmt.Errorf("error reading file: %w", err)
-	}
-
-	return r.transformCode(string(tsFileContent)), nil
-}
-
-func (r *Runtime) transformCode(tsCode string) *transformResult {
-	// 	wrappedCode := `(async () => {
-	// try {
-	// 	` + tsCode + `
-	// } catch (err) {
-	// 	console.error(err);
-	// }
-	// })()`
-
-	result := api.Transform(tsCode, api.TransformOptions{
-		Loader:      api.LoaderTS,
-		Target:      api.ES2022,
-		Format:      api.FormatIIFE,
-		Sourcemap:   api.SourceMapNone,
-		TreeShaking: api.TreeShakingFalse,
-	})
-
-	return &transformResult{
-		code:   string(result.Code),
-		errors: result.Errors,
-	}
 }

internal/runtime/runtime_test.go

@@ -6,19 +6,27 @@ import (
 	"strings"
 	"testing"
 
-	_ "reichard.io/poiesis/internal/standard"
-
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	"modernc.org/quickjs"
+	"reichard.io/poiesis/internal/functions"
 )
 
+type TestArgs struct {
+	Field1 string `json:"field1"`
+}
+
+func (t TestArgs) Validate() error {
+	return nil
+}
+
 func TestExecuteTypeScript(t *testing.T) {
 	var stdout, stderr bytes.Buffer
 
-	rt, err := New(context.Background())
+	rt, err := New(context.Background(), WithStderr(&stderr), WithStdout(&stdout))
 	assert.NoError(t, err, "Expected no error")
 
-	err = rt.RunFile("../../test_data/test.ts", &stdout, &stderr)
+	err = rt.RunFile("../../test_data/test.ts")
 
 	assert.NoError(t, err, "Expected no error")
 	assert.Empty(t, stderr.String(), "Expected no error output")
@@ -34,17 +42,47 @@ func TestExecuteTypeScript(t *testing.T) {
 	assert.GreaterOrEqual(t, len(lines), 3, "Should have at least 3 output lines")
 }
 
-func TestFetchBuiltinIntegration(t *testing.T) {
+func TestAsyncFunctionResolution(t *testing.T) {
-	rt, err := New(context.Background())
+	functions.RegisterAsyncFunction("resolveTest", func(_ context.Context, args TestArgs) (string, error) {
-	assert.NoError(t, err, "Expected no error")
+		return "test-result", nil
+	})
 
-	tsContent := `
+	r, err := New(context.Background())
-		const result = add({a: 5, b: 10});
-		console.log("Result:", result);
-	`
-
-	var stdout, stderr bytes.Buffer
-	err = rt.RunCode(tsContent, &stdout, &stderr)
 	require.NoError(t, err)
-	assert.Contains(t, stdout.String(), "Result:")
+
+	result, err := r.vm.Eval(`resolveTest("hello")`, quickjs.EvalGlobal)
+	require.NoError(t, err)
+	assert.NotNil(t, result)
+}
+
+func TestAsyncFunctionRejection(t *testing.T) {
+	functions.RegisterAsyncFunction("rejectTest", func(_ context.Context, args TestArgs) (string, error) {
+		return "", assert.AnError
+	})
+
+	r, err := New(context.Background())
+	require.NoError(t, err)
+
+	result, err := r.vm.Eval(`rejectTest({field1: "hello"})`, quickjs.EvalGlobal)
+	require.NoError(t, err)
+	assert.NotNil(t, result)
+}
+
+func TestNonPromise(t *testing.T) {
+	functions.RegisterFunction("nonPromiseTest", func(_ context.Context, args TestArgs) (string, error) {
+		return "sync-result", nil
+	})
+
+	r, err := New(context.Background())
+	require.NoError(t, err)
+
+	result, err := r.vm.Eval(`nonPromiseTest({field1: "hello"})`, quickjs.EvalGlobal)
+	require.NoError(t, err)
+
+	if obj, ok := result.(*quickjs.Object); ok {
+		var arr []any
+		if err := obj.Into(&arr); err == nil && len(arr) > 0 {
+			assert.Equal(t, "sync-result", arr[0])
+		}
+	}
 }

internal/stdlib/fetch_test.go

@@ -8,8 +8,6 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"modernc.org/quickjs"
-	"reichard.io/poiesis/internal/functions"
 )
 
 func TestFetch(t *testing.T) {
@@ -98,48 +96,3 @@ func TestFetchDefaults(t *testing.T) {
 	require.NoError(t, err)
 	assert.True(t, result.OK)
 }
-
-func TestFetchReturnsPromise(t *testing.T) {
-	vm, err := quickjs.NewVM()
-	require.NoError(t, err)
-	defer func() {
-		_ = vm.Close()
-	}()
-	vm.SetCanBlock(true)
-
-	functions.RegisterBuiltins(context.Background(), vm)
-
-	result, err := vm.Eval(`fetch({input: "https://example.com"})`, quickjs.EvalGlobal)
-	require.NoError(t, err)
-	assert.NotNil(t, result)
-}
-
-func TestFetchAsyncAwait(t *testing.T) {
-	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		w.Header().Set("Content-Type", "application/json")
-		w.WriteHeader(http.StatusOK)
-		_, _ = w.Write([]byte(`{"status":"ok"}`))
-	}))
-	defer server.Close()
-
-	vm, err := quickjs.NewVM()
-	require.NoError(t, err)
-	defer func() {
-		_ = vm.Close()
-	}()
-	vm.SetCanBlock(true)
-
-	functions.RegisterBuiltins(context.Background(), vm)
-
-	result, err := vm.Eval(`fetch({input: "`+server.URL+`"})`, quickjs.EvalGlobal)
-	require.NoError(t, err)
-
-	if obj, ok := result.(*quickjs.Object); ok {
-		var arr []any
-		if err := obj.Into(&arr); err == nil && len(arr) > 0 {
-			if response, ok := arr[0].(map[string]any); ok {
-				assert.True(t, response["ok"].(bool))
-			}
-		}
-	}
-}

test_data/fetch.ts

@@ -1,8 +1,7 @@
 var done = false;
 async function main() {
   try {
-    console.log(11);
+    const response = await fetch("https://httpbin.org/get");
-    const response = fetch("https://httpbin.org/get");
     console.log(response);
 
     console.log("OK:", response.ok);
@@ -10,6 +9,7 @@ async function main() {
     console.log("Body:", response.body);
     console.log("Content-Type:", response.headers["content-type"]);
   } catch (e) {
+    console.log("error");
     console.log(e);
   }
   done = true;