Fix compiler error. Add test.

v3/internal/parser/parser.go

@@ -395,7 +395,7 @@ func (p *Project) parseBoundStructMethods(name string, pkg *ParsedPackage) error
 				var ident *ast.Ident
 				var ok bool
 
-				switch v := funcDecl.Recv.List[0].Type.(type) {
+				switch funcDecl.Recv.List[0].Type.(type) {
 				case *ast.StarExpr:
 					recv := funcDecl.Recv.List[0].Type.(*ast.StarExpr)
 					ident, ok = recv.X.(*ast.Ident)

v3/internal/parser/testdata/struct_literal_non_pointer_single/bindings_main.js

@@ -0,0 +1,356 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+import {main} from './models';
+
+window.go = window.go || {};
+window.go.main = {
+    GreetService: {
+
+		/**
+		 * GreetService.ArrayInt
+		 *
+		 * @param _in {number[]}
+		 * @returns {Promise<void>}
+		 **/
+	    ArrayInt: function(_in) { wails.CallByID(3862002418, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.BoolInBoolOut
+		 *
+		 * @param _in {boolean}
+		 * @returns {Promise<boolean>}
+		 **/
+	    BoolInBoolOut: function(_in) { wails.CallByID(2424639793, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Float32InFloat32Out
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    Float32InFloat32Out: function(_in) { wails.CallByID(3132595881, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Float64InFloat64Out
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    Float64InFloat64Out: function(_in) { wails.CallByID(2182412247, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Greet
+		 * Greet someone
+		 * @param name {string}
+		 * @returns {Promise<string>}
+		 **/
+	    Greet: function(name) { wails.CallByID(1411160069, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Int16InIntOut
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    Int16InIntOut: function(_in) { wails.CallByID(3306292566, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Int16PointerInAndOutput
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    Int16PointerInAndOutput: function(_in) { wails.CallByID(1754277916, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Int32InIntOut
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    Int32InIntOut: function(_in) { wails.CallByID(1909469092, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Int32PointerInAndOutput
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    Int32PointerInAndOutput: function(_in) { wails.CallByID(4251088558, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Int64InIntOut
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    Int64InIntOut: function(_in) { wails.CallByID(1343888303, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Int64PointerInAndOutput
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    Int64PointerInAndOutput: function(_in) { wails.CallByID(2205561041, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Int8InIntOut
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    Int8InIntOut: function(_in) { wails.CallByID(572240879, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.Int8PointerInAndOutput
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    Int8PointerInAndOutput: function(_in) { wails.CallByID(2189402897, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.IntInIntOut
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    IntInIntOut: function(_in) { wails.CallByID(642881729, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.IntPointerInAndOutput
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    IntPointerInAndOutput: function(_in) { wails.CallByID(1066151743, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.IntPointerInputNamedOutputs
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null, void>}
+		 **/
+	    IntPointerInputNamedOutputs: function(_in) { wails.CallByID(2718999663, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.MapIntInt
+		 *
+		 * @param _in {map}
+		 * @returns {Promise<void>}
+		 **/
+	    MapIntInt: function(_in) { wails.CallByID(2386486356, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.MapIntPointerInt
+		 *
+		 * @param _in {map}
+		 * @returns {Promise<void>}
+		 **/
+	    MapIntPointerInt: function(_in) { wails.CallByID(550413585, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.MapIntSliceInt
+		 *
+		 * @param _in {map}
+		 * @returns {Promise<void>}
+		 **/
+	    MapIntSliceInt: function(_in) { wails.CallByID(2900172572, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.MapIntSliceIntInMapIntSliceIntOut
+		 *
+		 * @param _in {map}
+		 * @returns {Promise<map>}
+		 **/
+	    MapIntSliceIntInMapIntSliceIntOut: function(_in) { wails.CallByID(881980169, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.NoInputsStringOut
+		 *
+		 *
+		 * @returns {Promise<string>}
+		 **/
+	    NoInputsStringOut: function() { wails.CallByID(1075577233, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.PointerBoolInBoolOut
+		 *
+		 * @param _in {boolean | null}
+		 * @returns {Promise<boolean | null>}
+		 **/
+	    PointerBoolInBoolOut: function(_in) { wails.CallByID(3589606958, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.PointerFloat32InFloat32Out
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    PointerFloat32InFloat32Out: function(_in) { wails.CallByID(224675106, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.PointerFloat64InFloat64Out
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    PointerFloat64InFloat64Out: function(_in) { wails.CallByID(2124953624, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.PointerMapIntInt
+		 *
+		 * @param _in {map | null}
+		 * @returns {Promise<void>}
+		 **/
+	    PointerMapIntInt: function(_in) { wails.CallByID(3516977899, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.PointerStringInStringOut
+		 *
+		 * @param _in {string | null}
+		 * @returns {Promise<string | null>}
+		 **/
+	    PointerStringInStringOut: function(_in) { wails.CallByID(229603958, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.StringArrayInputNamedOutput
+		 *
+		 * @param _in {string[]}
+		 * @returns {Promise<string[]>}
+		 **/
+	    StringArrayInputNamedOutput: function(_in) { wails.CallByID(3678582682, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.StringArrayInputNamedOutputs
+		 *
+		 * @param _in {string[]}
+		 * @returns {Promise<string[], void>}
+		 **/
+	    StringArrayInputNamedOutputs: function(_in) { wails.CallByID(319259595, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.StringArrayInputStringArrayOut
+		 *
+		 * @param _in {string[]}
+		 * @returns {Promise<string[]>}
+		 **/
+	    StringArrayInputStringArrayOut: function(_in) { wails.CallByID(383995060, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.StringArrayInputStringOut
+		 *
+		 * @param _in {string[]}
+		 * @returns {Promise<string>}
+		 **/
+	    StringArrayInputStringOut: function(_in) { wails.CallByID(1091960237, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.StructInputStructOutput
+		 *
+		 * @param _in {main.Person}
+		 * @returns {Promise<main.Person>}
+		 **/
+	    StructInputStructOutput: function(_in) { wails.CallByID(3835643147, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.StructPointerInputErrorOutput
+		 *
+		 * @param _in {main.Person | null}
+		 * @returns {Promise<void>}
+		 **/
+	    StructPointerInputErrorOutput: function(_in) { wails.CallByID(2447692557, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.StructPointerInputStructPointerOutput
+		 *
+		 * @param _in {main.Person | null}
+		 * @returns {Promise<main.Person | null>}
+		 **/
+	    StructPointerInputStructPointerOutput: function(_in) { wails.CallByID(2943477349, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.UInt16InUIntOut
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    UInt16InUIntOut: function(_in) { wails.CallByID(3401034892, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.UInt16PointerInAndOutput
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    UInt16PointerInAndOutput: function(_in) { wails.CallByID(1236957573, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.UInt32InUIntOut
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    UInt32InUIntOut: function(_in) { wails.CallByID(1160383782, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.UInt32PointerInAndOutput
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    UInt32PointerInAndOutput: function(_in) { wails.CallByID(1739300671, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.UInt64InUIntOut
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    UInt64InUIntOut: function(_in) { wails.CallByID(793803239, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.UInt64PointerInAndOutput
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    UInt64PointerInAndOutput: function(_in) { wails.CallByID(1403757716, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.UInt8InUIntOut
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    UInt8InUIntOut: function(_in) { wails.CallByID(2988345717, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.UInt8PointerInAndOutput
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    UInt8PointerInAndOutput: function(_in) { wails.CallByID(518250834, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.UIntInUIntOut
+		 *
+		 * @param _in {number}
+		 * @returns {Promise<number>}
+		 **/
+	    UIntInUIntOut: function(_in) { wails.CallByID(2836661285, ...Array.prototype.slice.call(arguments, 0)); },
+
+		/**
+		 * GreetService.UIntPointerInAndOutput
+		 *
+		 * @param _in {number | null}
+		 * @returns {Promise<number | null>}
+		 **/
+	    UIntPointerInAndOutput: function(_in) { wails.CallByID(1367187362, ...Array.prototype.slice.call(arguments, 0)); },
+    },
+};
+

v3/internal/parser/testdata/struct_literal_non_pointer_single/main.go

@@ -0,0 +1,205 @@
+package main
+
+import (
+	_ "embed"
+	"log"
+	"strings"
+
+	"github.com/wailsapp/wails/v3/pkg/application"
+)
+
+type Person struct {
+	Name    string
+	Parent  *Person
+	Details struct {
+		Age     int
+		Address struct {
+			Street string
+		}
+	}
+}
+
+// GreetService is great
+type GreetService struct {
+	SomeVariable int
+	lowerCase    string
+}
+
+// Greet someone
+func (GreetService) Greet(name string) string {
+	return "Hello " + name
+}
+
+func (GreetService) NoInputsStringOut() string {
+	return "Hello"
+}
+
+func (GreetService) StringArrayInputStringOut(in []string) string {
+	return strings.Join(in, ",")
+}
+
+func (GreetService) StringArrayInputStringArrayOut(in []string) []string {
+	return in
+}
+
+func (GreetService) StringArrayInputNamedOutput(in []string) (output []string) {
+	return in
+}
+
+func (GreetService) StringArrayInputNamedOutputs(in []string) (output []string, err error) {
+	return in, nil
+}
+
+func (GreetService) IntPointerInputNamedOutputs(in *int) (output *int, err error) {
+	return in, nil
+}
+
+func (GreetService) UIntPointerInAndOutput(in *uint) *uint {
+	return in
+}
+
+func (GreetService) UInt8PointerInAndOutput(in *uint8) *uint8 {
+	return in
+}
+
+func (GreetService) UInt16PointerInAndOutput(in *uint16) *uint16 {
+	return in
+}
+
+func (GreetService) UInt32PointerInAndOutput(in *uint32) *uint32 {
+	return in
+}
+
+func (GreetService) UInt64PointerInAndOutput(in *uint64) *uint64 {
+	return in
+}
+
+func (GreetService) IntPointerInAndOutput(in *int) *int {
+	return in
+}
+
+func (GreetService) Int8PointerInAndOutput(in *int8) *int8 {
+	return in
+}
+
+func (GreetService) Int16PointerInAndOutput(in *int16) *int16 {
+	return in
+}
+
+func (GreetService) Int32PointerInAndOutput(in *int32) *int32 {
+	return in
+}
+
+func (GreetService) Int64PointerInAndOutput(in *int64) *int64 {
+	return in
+}
+
+func (GreetService) IntInIntOut(in int) int {
+	return in
+}
+
+func (GreetService) Int8InIntOut(in int8) int8 {
+	return in
+}
+func (GreetService) Int16InIntOut(in int16) int16 {
+	return in
+}
+func (GreetService) Int32InIntOut(in int32) int32 {
+	return in
+}
+func (GreetService) Int64InIntOut(in int64) int64 {
+	return in
+}
+
+func (GreetService) UIntInUIntOut(in uint) uint {
+	return in
+}
+
+func (GreetService) UInt8InUIntOut(in uint8) uint8 {
+	return in
+}
+func (GreetService) UInt16InUIntOut(in uint16) uint16 {
+	return in
+}
+func (GreetService) UInt32InUIntOut(in uint32) uint32 {
+	return in
+}
+func (GreetService) UInt64InUIntOut(in uint64) uint64 {
+	return in
+}
+
+func (GreetService) Float32InFloat32Out(in float32) float32 {
+	return in
+}
+
+func (GreetService) Float64InFloat64Out(in float64) float64 {
+	return in
+}
+
+func (GreetService) PointerFloat32InFloat32Out(in *float32) *float32 {
+	return in
+}
+
+func (GreetService) PointerFloat64InFloat64Out(in *float64) *float64 {
+	return in
+}
+
+func (GreetService) BoolInBoolOut(in bool) bool {
+	return in
+}
+
+func (GreetService) PointerBoolInBoolOut(in *bool) *bool {
+	return in
+}
+
+func (GreetService) PointerStringInStringOut(in *string) *string {
+	return in
+}
+
+func (GreetService) StructPointerInputErrorOutput(in *Person) error {
+	return nil
+}
+
+func (GreetService) StructInputStructOutput(in Person) Person {
+	return in
+}
+
+func (GreetService) StructPointerInputStructPointerOutput(in *Person) *Person {
+	return in
+}
+
+func (GreetService) MapIntInt(in map[int]int) {
+}
+
+func (GreetService) PointerMapIntInt(in *map[int]int) {
+}
+
+func (GreetService) MapIntPointerInt(in map[*int]int) {
+}
+
+func (GreetService) MapIntSliceInt(in map[int][]int) {
+}
+
+func (GreetService) MapIntSliceIntInMapIntSliceIntOut(in map[int][]int) (out map[int][]int) {
+	return nil
+}
+
+func (GreetService) ArrayInt(in [4]int) {
+}
+
+func main() {
+	app := application.New(application.Options{
+		Bind: []interface{}{
+			&GreetService{},
+		},
+	})
+
+	app.NewWebviewWindow()
+
+	err := app.Run()
+
+	if err != nil {
+		log.Fatal(err)
+	}
+
+}

v3/internal/parser/testdata/struct_literal_non_pointer_single/models.ts

@@ -0,0 +1,64 @@
+// @ts-check
+// Cynhyrchwyd y ffeil hon yn awtomatig. PEIDIWCH Â MODIWL
+// This file is automatically generated. DO NOT EDIT
+
+export namespace main {
+  
+  export class Person {
+    name: string;
+    parent: Person;
+    details: anon1;
+    
+    static createFrom(source: any = {}) {
+      return new Person(source);
+    }
+
+    constructor(source: any = {}) {
+      if ('string' === typeof source) {
+        source = JSON.parse(source);
+      }
+
+      this.name = source['name'];
+      this.parent = Person.createFrom(source['parent']);
+      this.details = anon1.createFrom(source['details']);
+      
+    }
+  }
+  
+  export class anon1 {
+    age: number;
+    address: anon2;
+    
+    static createFrom(source: any = {}) {
+      return new anon1(source);
+    }
+
+    constructor(source: any = {}) {
+      if ('string' === typeof source) {
+        source = JSON.parse(source);
+      }
+
+      this.age = source['age'];
+      this.address = anon2.createFrom(source['address']);
+      
+    }
+  }
+  
+  export class anon2 {
+    street: string;
+    
+    static createFrom(source: any = {}) {
+      return new anon2(source);
+    }
+
+    constructor(source: any = {}) {
+      if ('string' === typeof source) {
+        source = JSON.parse(source);
+      }
+
+      this.street = source['street'];
+      
+    }
+  }
+  
+}