From 215fb9c4dad8ecb878c4cfc5413563c73cbe70f2 Mon Sep 17 00:00:00 2001
From: Vincent KERDRAON <vincent.kerdraon@gmail.com>
Date: Fri, 7 Jul 2023 19:23:51 -0700
Subject: [PATCH] Fix `json:",omitempty"`

The json struct tag can be used without a first argument. In this case,
the field name must be used.
See https://pkg.go.dev/encoding/json

Example code:

type Person struct {
	Phone        string       `json:",omitempty"`
}
---
 typescriptify/typescriptify.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/typescriptify/typescriptify.go b/typescriptify/typescriptify.go
index efc026a..00e8855 100644
--- a/typescriptify/typescriptify.go
+++ b/typescriptify/typescriptify.go
@@ -523,6 +523,10 @@ func (t *TypeScriptify) getJSONFieldName(field reflect.StructField, isPtr bool)
 		jsonTagParts := strings.Split(jsonTag, ",")
 		if len(jsonTagParts) > 0 {
 			jsonFieldName = strings.Trim(jsonTagParts[0], t.Indent)
+			//`json:",omitempty"` is valid
+			if jsonFieldName == "" {
+				jsonFieldName = field.Name
+			}
 		}
 		hasOmitEmpty := false
 		ignored := false