js-sys: Add bindings for SyntaxError

crates/js-sys/src/lib.rs

@@ -2496,6 +2496,27 @@ extern {
     pub fn values(set: &Set) -> Iterator;
 }
 
+// SyntaxError
+#[wasm_bindgen]
+extern {
+    /// A SyntaxError is thrown when the JavaScript engine encounters tokens or
+    /// token order that does not conform to the syntax of the language when
+    /// parsing code.
+    ///
+    /// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SyntaxError
+    #[wasm_bindgen(extends = Error)]
+    #[derive(Clone, Debug)]
+    pub type SyntaxError;
+
+    /// A SyntaxError is thrown when the JavaScript engine encounters tokens or
+    /// token order that does not conform to the syntax of the language when
+    /// parsing code.
+    ///
+    /// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SyntaxError
+    #[wasm_bindgen(constructor)]
+    pub fn new(message: &str) -> SyntaxError;
+}
+
 // Uint8Array
 #[wasm_bindgen]
 extern "C" {

crates/js-sys/tests/wasm/SyntaxError.rs

@@ -0,0 +1,14 @@
+use wasm_bindgen::JsValue;
+use wasm_bindgen_test::*;
+use wasm_bindgen::JsCast;
+use js_sys::*;
+
+#[wasm_bindgen_test]
+fn syntax_error() {
+    let error = SyntaxError::new("msg");
+    assert!(error.is_instance_of::<SyntaxError>());
+    assert!(error.is_instance_of::<Error>());
+
+    let base: &Error = error.as_ref();
+    assert_eq!(JsValue::from(base.message()), "msg");
+}

crates/js-sys/tests/wasm/main.rs

@@ -32,6 +32,7 @@ pub mod RegExp;
 pub mod Set;
 pub mod SetIterator;
 pub mod Symbol;
+pub mod SyntaxError;
 pub mod TypedArray;
 pub mod UriError;
 pub mod WeakMap;