mirror of
https://github.com/servo/servo.git
synced 2025-08-03 12:40:06 +01:00
Implement WebIDL sequence return values
This commit is contained in:
parent
75e01de627
commit
63aa6862b4
2 changed files with 40 additions and 3 deletions
|
@ -1295,7 +1295,12 @@ def getRetvalDeclarationForType(returnType, descriptorProvider):
|
|||
if returnType.isObject() or returnType.isSpiderMonkeyInterface():
|
||||
return CGGeneric("*mut JSObject")
|
||||
if returnType.isSequence():
|
||||
raise TypeError("We don't support sequence return values")
|
||||
inner = returnType.unroll()
|
||||
result = getRetvalDeclarationForType(inner, descriptorProvider)
|
||||
result = CGWrapper(result, pre="Vec<", post=">")
|
||||
if returnType.nullable():
|
||||
result = CGWrapper(result, pre="Option<", post=">")
|
||||
return result
|
||||
if returnType.isDictionary():
|
||||
nullable = returnType.nullable()
|
||||
dictName = returnType.inner.name if nullable else returnType.name
|
||||
|
|
|
@ -38,14 +38,16 @@ use dom::bindings::js::Root;
|
|||
use dom::bindings::num::Finite;
|
||||
use dom::bindings::reflector::{Reflectable, Reflector};
|
||||
use dom::bindings::str::{ByteString, USVString};
|
||||
use dom::bindings::trace::RootedVec;
|
||||
use dom::bindings::utils::DOMClass;
|
||||
use js;
|
||||
use js::glue::{GetProxyPrivate, IsWrapper, RUST_JS_NumberValue};
|
||||
use js::glue::{RUST_JSID_IS_STRING, RUST_JSID_TO_STRING, UnwrapObject};
|
||||
use js::jsapi::{HandleId, HandleObject, HandleValue, JS_GetClass};
|
||||
use js::jsapi::{HandleId, HandleObject, HandleValue, Heap, JS_GetClass};
|
||||
use js::jsapi::{JSClass, JSContext, JSObject, JSString, MutableHandleValue};
|
||||
use js::jsapi::{JS_GetLatin1StringCharsAndLength, JS_GetReservedSlot};
|
||||
use js::jsapi::{JS_GetTwoByteStringCharsAndLength, JS_NewStringCopyN};
|
||||
use js::jsapi::{JS_NewArrayObject, HandleValueArray, RootedValue};
|
||||
use js::jsapi::{JS_NewUCStringCopyN, JS_StringHasLatin1Chars, JS_WrapValue};
|
||||
use js::jsval::{BooleanValue, Int32Value, NullValue, UInt32Value, UndefinedValue};
|
||||
use js::jsval::{JSVal, ObjectOrNullValue, ObjectValue, StringValue};
|
||||
|
@ -56,7 +58,7 @@ use libc;
|
|||
use num::Float;
|
||||
use num::traits::{Bounded, Zero};
|
||||
use std::rc::Rc;
|
||||
use std::{char, ptr, slice};
|
||||
use std::{char, mem, ptr, slice};
|
||||
use util::str::DOMString;
|
||||
|
||||
trait As<O>: Copy {
|
||||
|
@ -811,6 +813,36 @@ impl<T: FromJSValConvertible> FromJSValConvertible for Option<T> {
|
|||
}
|
||||
}
|
||||
|
||||
impl<T: ToJSValConvertible> ToJSValConvertible for Vec<T> {
|
||||
fn to_jsval(&self, cx: *mut JSContext, rval: MutableHandleValue) {
|
||||
let mut js_objects = RootedVec::new();
|
||||
|
||||
for obj in self.iter() {
|
||||
let mut heap = Heap::default();
|
||||
let mut val = RootedValue::new(cx, UndefinedValue());
|
||||
obj.to_jsval(cx, val.handle_mut());
|
||||
heap.set(val.handle().get());
|
||||
js_objects.push(heap);
|
||||
}
|
||||
|
||||
let values: Vec<JSVal> = js_objects.iter()
|
||||
.map(|heap| heap.handle().get())
|
||||
.collect();
|
||||
|
||||
let handle = HandleValueArray {
|
||||
length_: values.len() as u64,
|
||||
elements_: values.as_ptr(),
|
||||
};
|
||||
|
||||
unsafe {
|
||||
let js_array = JS_NewArrayObject(cx, &handle);
|
||||
assert!(!js_array.is_null());
|
||||
|
||||
rval.set(ObjectValue(mem::transmute(js_array)));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//http://heycam.github.io/webidl/#es-object
|
||||
impl ToJSValConvertible for *mut JSObject {
|
||||
fn to_jsval(&self, cx: *mut JSContext, rval: MutableHandleValue) {
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue