internal/wasi: regenerate WASI 0.2 bindings

Use go.bytecodealliance.org/cmd/wit-bindgen-go@v0.6.0

src/internal/wasi/cli/v0.2.0/exit/exit.wit.go

@@ -15,7 +15,7 @@ import (
 //
 //go:nosplit
 func Exit(status cm.BoolResult) {
-	status0 := cm.BoolToU32(status)
+	status0 := (uint32)(cm.BoolToU32(status))
 	wasmimport_Exit((uint32)(status0))
 	return
 }

src/internal/wasi/cli/v0.2.0/run/run.wasm.go

@@ -12,6 +12,6 @@ import (
 //export wasi:cli/run@0.2.0#run
 func wasmexport_Run() (result0 uint32) {
 	result := Exports.Run()
-	result0 = cm.BoolToU32(result)
+	result0 = (uint32)(cm.BoolToU32(result))
 	return
 }

src/internal/wasi/clocks/v0.2.0/wall-clock/wall-clock.wit.go

@@ -31,9 +31,9 @@ import (
 //		nanoseconds: u32,
 //	}
 type DateTime struct {
-	_           cm.HostLayout
-	Seconds     uint64
-	Nanoseconds uint32
+	_           cm.HostLayout `json:"-"`
+	Seconds     uint64        `json:"seconds"`
+	Nanoseconds uint32        `json:"nanoseconds"`
 }
 
 // Now represents the imported function "now".

src/internal/wasi/filesystem/v0.2.0/types/abi.go

@@ -30,7 +30,7 @@ func lower_NewTimestamp(v NewTimestamp) (f0 uint32, f1 uint64, f2 uint32) {
 	f0 = (uint32)(v.Tag())
 	switch f0 {
 	case 2: // timestamp
-		v1, v2 := lower_DateTime(*v.Timestamp())
+		v1, v2 := lower_DateTime(*cm.Case[DateTime](&v, 2))
 		f1 = (uint64)(v1)
 		f2 = (uint32)(v2)
 	}

src/internal/wasi/filesystem/v0.2.0/types/types.wit.go

@@ -106,7 +106,7 @@ const (
 	DescriptorTypeSocket
 )
 
-var stringsDescriptorType = [8]string{
+var _DescriptorTypeStrings = [8]string{
 	"unknown",
 	"block-device",
 	"character-device",
@@ -119,9 +119,22 @@ var stringsDescriptorType = [8]string{
 
 // String implements [fmt.Stringer], returning the enum case name of e.
 func (e DescriptorType) String() string {
-	return stringsDescriptorType[e]
+	return _DescriptorTypeStrings[e]
 }
 
+// MarshalText implements [encoding.TextMarshaler].
+func (e DescriptorType) MarshalText() ([]byte, error) {
+	return []byte(e.String()), nil
+}
+
+// UnmarshalText implements [encoding.TextUnmarshaler], unmarshaling into an enum
+// case. Returns an error if the supplied text is not one of the enum cases.
+func (e *DescriptorType) UnmarshalText(text []byte) error {
+	return _DescriptorTypeUnmarshalCase(e, text)
+}
+
+var _DescriptorTypeUnmarshalCase = cm.CaseUnmarshaler[DescriptorType](_DescriptorTypeStrings[:])
+
 // DescriptorFlags represents the flags "wasi:filesystem/types@0.2.0#descriptor-flags".
 //
 // Descriptor flags.
@@ -246,34 +259,34 @@ type LinkCount uint64
 //		status-change-timestamp: option<datetime>,
 //	}
 type DescriptorStat struct {
-	_ cm.HostLayout
+	_ cm.HostLayout `json:"-"`
 	// File type.
-	Type DescriptorType
+	Type DescriptorType `json:"type"`
 
 	// Number of hard links to the file.
-	LinkCount LinkCount
+	LinkCount LinkCount `json:"link-count"`
 
 	// For regular files, the file size in bytes. For symbolic links, the
 	// length in bytes of the pathname contained in the symbolic link.
-	Size FileSize
+	Size FileSize `json:"size"`
 
 	// Last data access timestamp.
 	//
 	// If the `option` is none, the platform doesn't maintain an access
 	// timestamp for this file.
-	DataAccessTimestamp cm.Option[DateTime]
+	DataAccessTimestamp cm.Option[DateTime] `json:"data-access-timestamp"`
 
 	// Last data modification timestamp.
 	//
 	// If the `option` is none, the platform doesn't maintain a
 	// modification timestamp for this file.
-	DataModificationTimestamp cm.Option[DateTime]
+	DataModificationTimestamp cm.Option[DateTime] `json:"data-modification-timestamp"`
 
 	// Last file status-change timestamp.
 	//
 	// If the `option` is none, the platform doesn't maintain a
 	// status-change timestamp for this file.
-	StatusChangeTimestamp cm.Option[DateTime]
+	StatusChangeTimestamp cm.Option[DateTime] `json:"status-change-timestamp"`
 }
 
 // NewTimestamp represents the variant "wasi:filesystem/types@0.2.0#new-timestamp".
@@ -326,7 +339,7 @@ func (self *NewTimestamp) Timestamp() *DateTime {
 	return cm.Case[DateTime](self, 2)
 }
 
-var stringsNewTimestamp = [3]string{
+var _NewTimestampStrings = [3]string{
 	"no-change",
 	"now",
 	"timestamp",
@@ -334,7 +347,7 @@ var stringsNewTimestamp = [3]string{
 
 // String implements [fmt.Stringer], returning the variant case name of v.
 func (v NewTimestamp) String() string {
-	return stringsNewTimestamp[v.Tag()]
+	return _NewTimestampStrings[v.Tag()]
 }
 
 // DirectoryEntry represents the record "wasi:filesystem/types@0.2.0#directory-entry".
@@ -346,12 +359,12 @@ func (v NewTimestamp) String() string {
 //		name: string,
 //	}
 type DirectoryEntry struct {
-	_ cm.HostLayout
+	_ cm.HostLayout `json:"-"`
 	// The type of the file referred to by this directory entry.
-	Type DescriptorType
+	Type DescriptorType `json:"type"`
 
 	// The name of the object.
-	Name string
+	Name string `json:"name"`
 }
 
 // ErrorCode represents the enum "wasi:filesystem/types@0.2.0#error-code".
@@ -516,7 +529,7 @@ const (
 	ErrorCodeCrossDevice
 )
 
-var stringsErrorCode = [37]string{
+var _ErrorCodeStrings = [37]string{
 	"access",
 	"would-block",
 	"already",
@@ -558,9 +571,22 @@ var stringsErrorCode = [37]string{
 
 // String implements [fmt.Stringer], returning the enum case name of e.
 func (e ErrorCode) String() string {
-	return stringsErrorCode[e]
+	return _ErrorCodeStrings[e]
 }
 
+// MarshalText implements [encoding.TextMarshaler].
+func (e ErrorCode) MarshalText() ([]byte, error) {
+	return []byte(e.String()), nil
+}
+
+// UnmarshalText implements [encoding.TextUnmarshaler], unmarshaling into an enum
+// case. Returns an error if the supplied text is not one of the enum cases.
+func (e *ErrorCode) UnmarshalText(text []byte) error {
+	return _ErrorCodeUnmarshalCase(e, text)
+}
+
+var _ErrorCodeUnmarshalCase = cm.CaseUnmarshaler[ErrorCode](_ErrorCodeStrings[:])
+
 // Advice represents the enum "wasi:filesystem/types@0.2.0#advice".
 //
 // File or memory access pattern advisory information.
@@ -601,7 +627,7 @@ const (
 	AdviceNoReuse
 )
 
-var stringsAdvice = [6]string{
+var _AdviceStrings = [6]string{
 	"normal",
 	"sequential",
 	"random",
@@ -612,9 +638,22 @@ var stringsAdvice = [6]string{
 
 // String implements [fmt.Stringer], returning the enum case name of e.
 func (e Advice) String() string {
-	return stringsAdvice[e]
+	return _AdviceStrings[e]
 }
 
+// MarshalText implements [encoding.TextMarshaler].
+func (e Advice) MarshalText() ([]byte, error) {
+	return []byte(e.String()), nil
+}
+
+// UnmarshalText implements [encoding.TextUnmarshaler], unmarshaling into an enum
+// case. Returns an error if the supplied text is not one of the enum cases.
+func (e *Advice) UnmarshalText(text []byte) error {
+	return _AdviceUnmarshalCase(e, text)
+}
+
+var _AdviceUnmarshalCase = cm.CaseUnmarshaler[Advice](_AdviceStrings[:])
+
 // MetadataHashValue represents the record "wasi:filesystem/types@0.2.0#metadata-hash-value".
 //
 // A 128-bit hash value, split into parts because wasm doesn't have a
@@ -625,12 +664,12 @@ func (e Advice) String() string {
 //		upper: u64,
 //	}
 type MetadataHashValue struct {
-	_ cm.HostLayout
+	_ cm.HostLayout `json:"-"`
 	// 64 bits of a 128-bit hash value.
-	Lower uint64
+	Lower uint64 `json:"lower"`
 
 	// Another 64 bits of a 128-bit hash value.
-	Upper uint64
+	Upper uint64 `json:"upper"`
 }
 
 // Descriptor represents the imported resource "wasi:filesystem/types@0.2.0#descriptor".
@@ -761,7 +800,7 @@ func (self Descriptor) IsSameObject(other Descriptor) (result bool) {
 	self0 := cm.Reinterpret[uint32](self)
 	other0 := cm.Reinterpret[uint32](other)
 	result0 := wasmimport_DescriptorIsSameObject((uint32)(self0), (uint32)(other0))
-	result = cm.U32ToBool((uint32)(result0))
+	result = (bool)(cm.U32ToBool((uint32)(result0)))
 	return
 }
 

src/internal/wasi/io/v0.2.0/poll/poll.wit.go

@@ -57,7 +57,7 @@ func (self Pollable) Block() {
 func (self Pollable) Ready() (result bool) {
 	self0 := cm.Reinterpret[uint32](self)
 	result0 := wasmimport_PollableReady((uint32)(self0))
-	result = cm.U32ToBool((uint32)(result0))
+	result = (bool)(cm.U32ToBool((uint32)(result0)))
 	return
 }
 

src/internal/wasi/io/v0.2.0/streams/abi.go

@@ -1,12 +0,0 @@
-// Code generated by wit-bindgen-go. DO NOT EDIT.
-
-package streams
-
-import (
-	"unsafe"
-)
-
-// StreamErrorShape is used for storage in variant or result types.
-type StreamErrorShape struct {
-	shape [unsafe.Sizeof(StreamError{})]byte
-}

src/internal/wasi/io/v0.2.0/streams/streams.wit.go

@@ -64,14 +64,14 @@ func (self *StreamError) Closed() bool {
 	return self.Tag() == 1
 }
 
-var stringsStreamError = [2]string{
+var _StreamErrorStrings = [2]string{
 	"last-operation-failed",
 	"closed",
 }
 
 // String implements [fmt.Stringer], returning the variant case name of v.
 func (v StreamError) String() string {
-	return stringsStreamError[v.Tag()]
+	return _StreamErrorStrings[v.Tag()]
 }
 
 // InputStream represents the imported resource "wasi:io/streams@0.2.0#input-stream".
@@ -273,13 +273,13 @@ func (self OutputStream) BlockingSplice(src InputStream, len_ uint64) (result cm
 //
 //	let pollable = this.subscribe();
 //	while !contents.is_empty() {
-//	// Wait for the stream to become writable
-//	pollable.block();
-//	let Ok(n) = this.check-write(); // eliding error handling
-//	let len = min(n, contents.len());
-//	let (chunk, rest) = contents.split_at(len);
-//	this.write(chunk  );            // eliding error handling
-//	contents = rest;
+//	    // Wait for the stream to become writable
+//	    pollable.block();
+//	    let Ok(n) = this.check-write(); // eliding error handling
+//	    let len = min(n, contents.len());
+//	    let (chunk, rest) = contents.split_at(len);
+//	    this.write(chunk  );            // eliding error handling
+//	    contents = rest;
 //	}
 //	this.flush();
 //	// Wait for completion of `flush`
@@ -309,12 +309,12 @@ func (self OutputStream) BlockingWriteAndFlush(contents cm.List[uint8]) (result
 //
 //	let pollable = this.subscribe();
 //	while num_zeroes != 0 {
-//	// Wait for the stream to become writable
-//	pollable.block();
-//	let Ok(n) = this.check-write(); // eliding error handling
-//	let len = min(n, num_zeroes);
-//	this.write-zeroes(len);         // eliding error handling
-//	num_zeroes -= len;
+//	    // Wait for the stream to become writable
+//	    pollable.block();
+//	    let Ok(n) = this.check-write(); // eliding error handling
+//	    let len = min(n, num_zeroes);
+//	    this.write-zeroes(len);         // eliding error handling
+//	    num_zeroes -= len;
 //	}
 //	this.flush();
 //	// Wait for completion of `flush`

src/internal/wasi/sockets/v0.2.0/network/network.wit.go

@@ -153,7 +153,7 @@ const (
 	ErrorCodePermanentResolverFailure
 )
 
-var stringsErrorCode = [21]string{
+var _ErrorCodeStrings = [21]string{
 	"unknown",
 	"access-denied",
 	"not-supported",
@@ -179,9 +179,22 @@ var stringsErrorCode = [21]string{
 
 // String implements [fmt.Stringer], returning the enum case name of e.
 func (e ErrorCode) String() string {
-	return stringsErrorCode[e]
+	return _ErrorCodeStrings[e]
 }
 
+// MarshalText implements [encoding.TextMarshaler].
+func (e ErrorCode) MarshalText() ([]byte, error) {
+	return []byte(e.String()), nil
+}
+
+// UnmarshalText implements [encoding.TextUnmarshaler], unmarshaling into an enum
+// case. Returns an error if the supplied text is not one of the enum cases.
+func (e *ErrorCode) UnmarshalText(text []byte) error {
+	return _ErrorCodeUnmarshalCase(e, text)
+}
+
+var _ErrorCodeUnmarshalCase = cm.CaseUnmarshaler[ErrorCode](_ErrorCodeStrings[:])
+
 // IPAddressFamily represents the enum "wasi:sockets/network@0.2.0#ip-address-family".
 //
 //	enum ip-address-family {
@@ -198,16 +211,29 @@ const (
 	IPAddressFamilyIPv6
 )
 
-var stringsIPAddressFamily = [2]string{
+var _IPAddressFamilyStrings = [2]string{
 	"ipv4",
 	"ipv6",
 }
 
 // String implements [fmt.Stringer], returning the enum case name of e.
 func (e IPAddressFamily) String() string {
-	return stringsIPAddressFamily[e]
+	return _IPAddressFamilyStrings[e]
 }
 
+// MarshalText implements [encoding.TextMarshaler].
+func (e IPAddressFamily) MarshalText() ([]byte, error) {
+	return []byte(e.String()), nil
+}
+
+// UnmarshalText implements [encoding.TextUnmarshaler], unmarshaling into an enum
+// case. Returns an error if the supplied text is not one of the enum cases.
+func (e *IPAddressFamily) UnmarshalText(text []byte) error {
+	return _IPAddressFamilyUnmarshalCase(e, text)
+}
+
+var _IPAddressFamilyUnmarshalCase = cm.CaseUnmarshaler[IPAddressFamily](_IPAddressFamilyStrings[:])
+
 // IPv4Address represents the tuple "wasi:sockets/network@0.2.0#ipv4-address".
 //
 //	type ipv4-address = tuple<u8, u8, u8, u8>
@@ -246,14 +272,14 @@ func (self *IPAddress) IPv6() *IPv6Address {
 	return cm.Case[IPv6Address](self, 1)
 }
 
-var stringsIPAddress = [2]string{
+var _IPAddressStrings = [2]string{
 	"ipv4",
 	"ipv6",
 }
 
 // String implements [fmt.Stringer], returning the variant case name of v.
 func (v IPAddress) String() string {
-	return stringsIPAddress[v.Tag()]
+	return _IPAddressStrings[v.Tag()]
 }
 
 // IPv4SocketAddress represents the record "wasi:sockets/network@0.2.0#ipv4-socket-address".
@@ -263,12 +289,12 @@ func (v IPAddress) String() string {
 //		address: ipv4-address,
 //	}
 type IPv4SocketAddress struct {
-	_ cm.HostLayout
+	_ cm.HostLayout `json:"-"`
 	// sin_port
-	Port uint16
+	Port uint16 `json:"port"`
 
 	// sin_addr
-	Address IPv4Address
+	Address IPv4Address `json:"address"`
 }
 
 // IPv6SocketAddress represents the record "wasi:sockets/network@0.2.0#ipv6-socket-address".
@@ -280,18 +306,18 @@ type IPv4SocketAddress struct {
 //		scope-id: u32,
 //	}
 type IPv6SocketAddress struct {
-	_ cm.HostLayout
+	_ cm.HostLayout `json:"-"`
 	// sin6_port
-	Port uint16
+	Port uint16 `json:"port"`
 
 	// sin6_flowinfo
-	FlowInfo uint32
+	FlowInfo uint32 `json:"flow-info"`
 
 	// sin6_addr
-	Address IPv6Address
+	Address IPv6Address `json:"address"`
 
 	// sin6_scope_id
-	ScopeID uint32
+	ScopeID uint32 `json:"scope-id"`
 }
 
 // IPSocketAddress represents the variant "wasi:sockets/network@0.2.0#ip-socket-address".
@@ -322,12 +348,12 @@ func (self *IPSocketAddress) IPv6() *IPv6SocketAddress {
 	return cm.Case[IPv6SocketAddress](self, 1)
 }
 
-var stringsIPSocketAddress = [2]string{
+var _IPSocketAddressStrings = [2]string{
 	"ipv4",
 	"ipv6",
 }
 
 // String implements [fmt.Stringer], returning the variant case name of v.
 func (v IPSocketAddress) String() string {
-	return stringsIPSocketAddress[v.Tag()]
+	return _IPSocketAddressStrings[v.Tag()]
 }

src/internal/wasi/sockets/v0.2.0/tcp/abi.go

@@ -23,7 +23,7 @@ type TupleInputStreamOutputStreamShape struct {
 // IPSocketAddressShape is used for storage in variant or result types.
 type IPSocketAddressShape struct {
 	_     cm.HostLayout
-	shape [unsafe.Sizeof(network.IPSocketAddress{})]byte
+	shape [unsafe.Sizeof(IPSocketAddress{})]byte
 }
 
 func lower_IPv4Address(v network.IPv4Address) (f0 uint32, f1 uint32, f2 uint32, f3 uint32) {
@@ -64,14 +64,14 @@ func lower_IPSocketAddress(v network.IPSocketAddress) (f0 uint32, f1 uint32, f2
 	f0 = (uint32)(v.Tag())
 	switch f0 {
 	case 0: // ipv4
-		v1, v2, v3, v4, v5 := lower_IPv4SocketAddress(*v.IPv4())
+		v1, v2, v3, v4, v5 := lower_IPv4SocketAddress(*cm.Case[network.IPv4SocketAddress](&v, 0))
 		f1 = (uint32)(v1)
 		f2 = (uint32)(v2)
 		f3 = (uint32)(v3)
 		f4 = (uint32)(v4)
 		f5 = (uint32)(v5)
 	case 1: // ipv6
-		v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11 := lower_IPv6SocketAddress(*v.IPv6())
+		v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11 := lower_IPv6SocketAddress(*cm.Case[network.IPv6SocketAddress](&v, 1))
 		f1 = (uint32)(v1)
 		f2 = (uint32)(v2)
 		f3 = (uint32)(v3)

src/internal/wasi/sockets/v0.2.0/tcp/tcp.wasm.go

@@ -46,7 +46,7 @@ func wasmimport_TCPSocketKeepAliveCount(self0 uint32, result *cm.Result[uint32,
 
 //go:wasmimport wasi:sockets/tcp@0.2.0 [method]tcp-socket.keep-alive-enabled
 //go:noescape
-func wasmimport_TCPSocketKeepAliveEnabled(self0 uint32, result *cm.Result[bool, bool, ErrorCode])
+func wasmimport_TCPSocketKeepAliveEnabled(self0 uint32, result *cm.Result[ErrorCode, bool, ErrorCode])
 
 //go:wasmimport wasi:sockets/tcp@0.2.0 [method]tcp-socket.keep-alive-idle-time
 //go:noescape

src/internal/wasi/sockets/v0.2.0/tcp/tcp.wit.go

@@ -71,7 +71,7 @@ const (
 	ShutdownTypeBoth
 )
 
-var stringsShutdownType = [3]string{
+var _ShutdownTypeStrings = [3]string{
 	"receive",
 	"send",
 	"both",
@@ -79,9 +79,22 @@ var stringsShutdownType = [3]string{
 
 // String implements [fmt.Stringer], returning the enum case name of e.
 func (e ShutdownType) String() string {
-	return stringsShutdownType[e]
+	return _ShutdownTypeStrings[e]
 }
 
+// MarshalText implements [encoding.TextMarshaler].
+func (e ShutdownType) MarshalText() ([]byte, error) {
+	return []byte(e.String()), nil
+}
+
+// UnmarshalText implements [encoding.TextUnmarshaler], unmarshaling into an enum
+// case. Returns an error if the supplied text is not one of the enum cases.
+func (e *ShutdownType) UnmarshalText(text []byte) error {
+	return _ShutdownTypeUnmarshalCase(e, text)
+}
+
+var _ShutdownTypeUnmarshalCase = cm.CaseUnmarshaler[ShutdownType](_ShutdownTypeStrings[:])
+
 // TCPSocket represents the imported resource "wasi:sockets/tcp@0.2.0#tcp-socket".
 //
 // A TCP socket resource.
@@ -241,7 +254,7 @@ func (self TCPSocket) HopLimit() (result cm.Result[uint8, uint8, ErrorCode]) {
 func (self TCPSocket) IsListening() (result bool) {
 	self0 := cm.Reinterpret[uint32](self)
 	result0 := wasmimport_TCPSocketIsListening((uint32)(self0))
-	result = cm.U32ToBool((uint32)(result0))
+	result = (bool)(cm.U32ToBool((uint32)(result0)))
 	return
 }
 
@@ -285,7 +298,7 @@ func (self TCPSocket) KeepAliveCount() (result cm.Result[uint32, uint32, ErrorCo
 //	keep-alive-enabled: func() -> result<bool, error-code>
 //
 //go:nosplit
-func (self TCPSocket) KeepAliveEnabled() (result cm.Result[bool, bool, ErrorCode]) {
+func (self TCPSocket) KeepAliveEnabled() (result cm.Result[ErrorCode, bool, ErrorCode]) {
 	self0 := cm.Reinterpret[uint32](self)
 	wasmimport_TCPSocketKeepAliveEnabled((uint32)(self0), &result)
 	return
@@ -457,7 +470,7 @@ func (self TCPSocket) SetKeepAliveCount(value uint32) (result cm.Result[ErrorCod
 //go:nosplit
 func (self TCPSocket) SetKeepAliveEnabled(value bool) (result cm.Result[ErrorCode, struct{}, ErrorCode]) {
 	self0 := cm.Reinterpret[uint32](self)
-	value0 := cm.BoolToU32(value)
+	value0 := (uint32)(cm.BoolToU32(value))
 	wasmimport_TCPSocketSetKeepAliveEnabled((uint32)(self0), (uint32)(value0), &result)
 	return
 }

src/internal/wasi/sockets/v0.2.0/udp/abi.go

@@ -11,7 +11,7 @@ import (
 // IPSocketAddressShape is used for storage in variant or result types.
 type IPSocketAddressShape struct {
 	_     cm.HostLayout
-	shape [unsafe.Sizeof(network.IPSocketAddress{})]byte
+	shape [unsafe.Sizeof(IPSocketAddress{})]byte
 }
 
 func lower_IPv4Address(v network.IPv4Address) (f0 uint32, f1 uint32, f2 uint32, f3 uint32) {
@@ -52,14 +52,14 @@ func lower_IPSocketAddress(v network.IPSocketAddress) (f0 uint32, f1 uint32, f2
 	f0 = (uint32)(v.Tag())
 	switch f0 {
 	case 0: // ipv4
-		v1, v2, v3, v4, v5 := lower_IPv4SocketAddress(*v.IPv4())
+		v1, v2, v3, v4, v5 := lower_IPv4SocketAddress(*cm.Case[network.IPv4SocketAddress](&v, 0))
 		f1 = (uint32)(v1)
 		f2 = (uint32)(v2)
 		f3 = (uint32)(v3)
 		f4 = (uint32)(v4)
 		f5 = (uint32)(v5)
 	case 1: // ipv6
-		v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11 := lower_IPv6SocketAddress(*v.IPv6())
+		v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11 := lower_IPv6SocketAddress(*cm.Case[network.IPv6SocketAddress](&v, 1))
 		f1 = (uint32)(v1)
 		f2 = (uint32)(v2)
 		f3 = (uint32)(v3)

src/internal/wasi/sockets/v0.2.0/udp/udp.wit.go

@@ -43,11 +43,11 @@ type IPAddressFamily = network.IPAddressFamily
 //		remote-address: ip-socket-address,
 //	}
 type IncomingDatagram struct {
-	_ cm.HostLayout
+	_ cm.HostLayout `json:"-"`
 	// The payload.
 	//
 	// Theoretical max size: ~64 KiB. In practice, typically less than 1500 bytes.
-	Data cm.List[uint8]
+	Data cm.List[uint8] `json:"data"`
 
 	// The source address.
 	//
@@ -55,7 +55,7 @@ type IncomingDatagram struct {
 	// with, if any.
 	//
 	// Equivalent to the `src_addr` out parameter of `recvfrom`.
-	RemoteAddress IPSocketAddress
+	RemoteAddress IPSocketAddress `json:"remote-address"`
 }
 
 // OutgoingDatagram represents the record "wasi:sockets/udp@0.2.0#outgoing-datagram".
@@ -67,9 +67,9 @@ type IncomingDatagram struct {
 //		remote-address: option<ip-socket-address>,
 //	}
 type OutgoingDatagram struct {
-	_ cm.HostLayout
+	_ cm.HostLayout `json:"-"`
 	// The payload.
-	Data cm.List[uint8]
+	Data cm.List[uint8] `json:"data"`
 
 	// The destination address.
 	//
@@ -80,7 +80,7 @@ type OutgoingDatagram struct {
 	//
 	// If this value is None, the send operation is equivalent to `send` in POSIX. Otherwise
 	// it is equivalent to `sendto`.
-	RemoteAddress cm.Option[IPSocketAddress]
+	RemoteAddress cm.Option[IPSocketAddress] `json:"remote-address"`
 }
 
 // UDPSocket represents the imported resource "wasi:sockets/udp@0.2.0#udp-socket".
@@ -321,10 +321,10 @@ func (self UDPSocket) StartBind(network_ Network, localAddress IPSocketAddress)
 // The POSIX equivalent in pseudo-code is:
 //
 //	if (was previously connected) {
-//	connect(s, AF_UNSPEC)
+//		connect(s, AF_UNSPEC)
 //	}
 //	if (remote_address is Some) {
-//	connect(s, remote_address)
+//		connect(s, remote_address)
 //	}
 //
 // Unlike in POSIX, the socket must already be explicitly bound.