diff options
Diffstat (limited to 'components/script/dom/bindings/conversions.rs')
| -rw-r--r-- | components/script/dom/bindings/conversions.rs | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/components/script/dom/bindings/conversions.rs b/components/script/dom/bindings/conversions.rs index 3bf389a6596..6db0d08af4d 100644 --- a/components/script/dom/bindings/conversions.rs +++ b/components/script/dom/bindings/conversions.rs @@ -47,7 +47,7 @@ use js::jsapi::{HandleId, HandleObject, HandleValue, JS_GetClass}; use js::jsapi::{JSClass, JSContext, JSObject, MutableHandleValue}; use js::jsapi::{JS_GetLatin1StringCharsAndLength, JS_GetReservedSlot}; use js::jsapi::{JS_GetObjectAsArrayBufferView, JS_GetArrayBufferViewType}; -use js::jsapi::{JS_GetTwoByteStringCharsAndLength, JS_NewStringCopyN}; +use js::jsapi::{JS_GetTwoByteStringCharsAndLength, JS_IsArrayObject, JS_NewStringCopyN}; use js::jsapi::{JS_StringHasLatin1Chars, JS_WrapValue}; use js::jsapi::{Type}; use js::jsval::{ObjectValue, StringValue}; @@ -458,3 +458,10 @@ pub fn array_buffer_view_to_vec_checked<T: ArrayBufferViewContents>(abv: *mut JS array_buffer_view_data_checked(abv).map(|data| data.to_vec()) } } + +/// Returns whether `value` is an array-like object. +/// Note: Currently only Arrays are supported. +/// TODO: Expand this to support sequences and other array-like objects +pub unsafe fn is_array_like(cx: *mut JSContext, value: HandleValue) -> bool { + JS_IsArrayObject(cx, value) +} |