test: add tests for skip_typescript

crates/backend/src/typegen/struct.rs

@@ -73,13 +73,13 @@ impl NapiStruct {
       .fields
       .iter()
       .filter(|f| f.getter)
-      .map(|f| {
-        let mut field_str = String::from("");
-
+      .filter_map(|f| {
         if f.skip_typescript {
-          return field_str;
+          return None;
         }
 
+        let mut field_str = String::from("");
+
         if !f.comments.is_empty() {
           field_str.push_str(&js_doc_from_comments(&f.comments))
         }
@@ -95,7 +95,7 @@ impl NapiStruct {
         }
         field_str.push_str(&arg);
 
-        field_str
+        Some(field_str)
       })
       .collect::<Vec<_>>()
       .join("\\n");

examples/napi/index.d.ts

@@ -146,6 +146,13 @@ export class AnimalWithDefaultConstructor {
   kind: number
   constructor(name: string, kind: number)
 }
+export class NinjaTurtle {
+  name: string
+  /** Create your ninja turtle! 🐢 */
+  static newRaph(): NinjaTurtle
+  getMaskColor(): string
+  getName(): string
+}
 export class ClassWithFactory {
   name: string
   static withName(name: string): ClassWithFactory

examples/napi/src/class.rs

@@ -120,3 +120,42 @@ pub struct AnimalWithDefaultConstructor {
   pub name: String,
   pub kind: u32,
 }
+
+// Test for skip_typescript
+#[napi]
+pub struct NinjaTurtle {
+  pub name: String,
+  #[napi(skip_typescript)]
+  pub mask_color: String,
+}
+
+#[napi]
+impl NinjaTurtle {
+  /// Create your ninja turtle! 🐢
+  #[napi(factory)]
+  pub fn new_raph() -> Self {
+    Self {
+      name: "Raphael".to_owned(),
+      mask_color: "Red".to_owned(),
+    }
+  }
+
+  /// We are not going to expose this character, so we just skip it...
+  #[napi(factory, skip_typescript)]
+  pub fn new_leo() -> Self {
+    Self {
+      name: "Leonardo".to_owned(),
+      mask_color: "Blue".to_owned(),
+    }
+  }
+
+  #[napi]
+  pub fn get_mask_color(&self) -> &str {
+    self.mask_color.as_str()
+  }
+
+  #[napi]
+  pub fn get_name(&self) -> &str {
+    self.name.as_str()
+  }
+}

examples/napi/src/enum.rs

@@ -28,3 +28,10 @@ pub enum CustomNumEnum {
 fn enum_to_i32(e: CustomNumEnum) -> i32 {
   e as i32
 }
+
+#[napi(skip_typescript)]
+pub enum SkippedEnums {
+  One = 1,
+  Two,
+  Tree,
+}

examples/napi/src/lib.rs

@@ -7,6 +7,9 @@ extern crate serde_derive;
 /// This is a const
 pub const DEFAULT_COST: u32 = 12;
 
+#[napi(skip_typescript)]
+pub const TYPE_SKIPPED_CONST: u32 = 12;
+
 mod array;
 mod r#async;
 mod bigint;