Implement constructors

class.tmpl

@@ -1,7 +1,11 @@
 ---@diagnostic disable: missing-return
 {{range .Fields -}}
 ---@field {{.Name}} {{.Type}} {{.Comment}}
-{{end}}
+{{end -}}
+{{range .Constructors -}}
+---@overload fun({{range $index, $param := .Params}}{{if $index}}, {{end}}{{$param.Name}}: {{$param.Type}}{{end}}): {{$.ClassName}}
+{{end -}}
+---@class {{.ClassName}}
 {{.ClassName}} = {
 	{{$n := len .Methods -}}
 	{{$methods := len .Methods -}}
@@ -19,5 +23,6 @@
 	{{end}}{{end}}
 }
 
----@type ({{$.ClassName}} | fun(): {{$.ClassName}})
+---@type {{$.ClassName}}
+-- Define class globally so it's "available" to other files
 {{$.ClassName}} = nil

main.go

@@ -77,6 +77,17 @@ func main() {
 				Comment: "test method",
 			},
 		},
+		Constructors: []Constructor{
+			{
+				Params: []Param{},
+			},
+			{
+				Params: []Param{
+					{Name: "a", Type: "int", Comment: "test param 1"},
+					{Name: "b", Type: "string", Comment: "test param 2"},
+				},
+			},
+		},
 	}
 
 	ltemplate, err := template.New("class").Funcs(fns).Parse(templatestr)