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Use ToJSValConvertible to convert enums to JSVal.

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This commit is contained in:
Ms2ger 2014-04-06 19:40:24 +02:00
parent 9a909229e3
commit ccaa46e4a3
3 changed files with 17 additions and 9 deletions
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20
src/components/script/dom/bindings/codegen/CodegenRust.py
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@ -1092,15 +1092,7 @@ def getWrapTemplateForType(type, descriptorProvider, result, successCode,
if type.nullable():
raise TypeError("We don't support nullable enumerated return types "
"yet")
return ("""assert!((%(result)s as uint) < %(strings)s.len());
let %(resultStr)s: *JSString = JS_NewStringCopyN(cx, &%(strings)s[%(result)s as u32].value[0] as *i8, %(strings)s[%(result)s as u32].length as libc::size_t);
if %(resultStr)s.is_null() {
return 0;
}
""" % { "result" : result,
"resultStr" : result + "_str",
"strings" : type.inner.identifier.name + "Values::strings" } +
setValue("StringValue(&*(%s_str))" % result), False)
return (setValue("(%s).to_jsval(cx)" % result), True)
if type.isCallback():
assert not type.isInterface()
@ -2909,6 +2901,10 @@ class CGEnum(CGThing):
def __init__(self, enum):
CGThing.__init__(self)
inner = """
use dom::bindings::conversions::ToJSValConvertible;
use js::jsapi::JSContext;
use js::jsval::JSVal;
#[repr(uint)]
pub enum valuelist {
%s
@ -2917,6 +2913,12 @@ pub enum valuelist {
pub static strings: &'static [&'static str] = &[
%s,
];
impl ToJSValConvertible for valuelist {
fn to_jsval(&self, cx: *JSContext) -> JSVal {
strings[*self as uint].to_owned().to_jsval(cx)
}
}
""" % (",\n ".join(map(getEnumValueName, enum.values())),
",\n ".join(['&"%s"' % val for val in enum.values()]))