Mirrors/servo
1
0
Fork 0
mirror of https://github.com/servo/servo.git synced 2025-06-24 09:04:33 +01:00
Code Issues Projects Releases Packages Wiki Activity

Introduce jsid_to_str to simplify jsval_to_str callers that have an id.

Browse source
This commit is contained in:
Ms2ger 2013-11-08 11:52:10 +01:00
parent bdc7e984eb
commit 610d1649cd
2 changed files with 25 additions and 49 deletions
Download patch file Download diff file Expand all files Collapse all files

54
src/components/script/dom/bindings/codegen/CodegenRust.py
View file

@ -4231,16 +4231,7 @@ class CGDOMJSProxyHandler_getOwnPropertyDescriptor(CGAbstractExternMethod):
# properties that shadow prototype properties.
namedGet = ("\n" +
"if set == 0 && RUST_JSID_IS_STRING(id) != 0 && !HasPropertyOnPrototype(cx, proxy, id) {\n" +
" let nameVal = RUST_STRING_TO_JSVAL(RUST_JSID_TO_STRING(id));\n" +
" //FakeDependentString name;\n"
" //if (!ConvertJSValueToString(cx, nameVal, &nameVal,\n" +
" // eStringify, eStringify, name)) {\n" +
" let strval = jsval_to_str(cx, nameVal);\n" +
" if strval.is_err() {\n" +
" return 0;\n" +
" }\n" +
" let name = Some(strval.unwrap());\n" +
"\n" +
" let name = Some(jsid_to_str(cx, id));\n" +
" let this: *%s = UnwrapProxy(proxy);\n" +
CGIndenter(CGProxyNamedGetter(self.descriptor, templateValues)).define() + "\n" +
"}\n") % (self.descriptor.concreteType)
@ -4298,33 +4289,14 @@ class CGDOMJSProxyHandler_defineProperty(CGAbstractExternMethod):
if namedSetter:
if not self.descriptor.operations['NamedCreator'] is namedSetter:
raise TypeError("Can't handle creator that's different from the setter")
#XXXjdm need to properly support eStringify
set += ("if RUST_JSID_IS_STRING(id) != 0 {\n" +
" let nameVal: JSVal = RUST_STRING_TO_JSVAL(RUST_JSID_TO_STRING(id));\n" +
" let strval = jsval_to_str(cx, nameVal);\n" +
" //FakeDependentString name;\n" +
" //if (!ConvertJSValueToString(cx, nameVal, &nameVal,\n" +
" // eStringify, eStringify, name)) {\n" +
" if strval.is_err() {\n" +
" return 0;\n" +
" }\n" +
" let name = Some(strval.unwrap());\n" +
"\n" +
" let name = Some(jsid_to_str(cx, id));\n" +
" let this: *%s = UnwrapProxy(proxy);\n" +
CGIndenter(CGProxyNamedSetter(self.descriptor)).define() + "\n" +
"}\n") % (self.descriptor.concreteType)
elif self.descriptor.operations['NamedGetter']:
set += ("if RUST_JSID_IS_STRING(id) {\n" +
" let nameVal: JSVal = RUST_STRING_TO_JSVAL(RUST_JSID_TO_STRING(id));\n" +
" let strval = jsval_to_str(cx, nameVal);\n" +
" //FakeDependentString name;\n"
" //if (!ConvertJSValueToString(cx, nameVal, &nameVal,\n" +
" // eStringify, eStringify, name)) {\n" +
" let strval = jsval_to_str(cx, nameVal);\n" +
" if strval.is_err() {\n" +
" return 0;\n" +
" }\n" +
" let name = Some(strval.unwrap());\n" +
" let name = Some(jsid_to_str(cx, id));\n" +
" let this: %%s = UnwrapProxy(proxy);\n" +
CGIndenter(CGProxyNamedGetter(self.descriptor)).define() +
" if (found) {\n"
@ -4360,18 +4332,8 @@ class CGDOMJSProxyHandler_hasOwn(CGAbstractExternMethod):
namedGetter = self.descriptor.operations['NamedGetter']
if namedGetter:
#XXXjdm support eStringify
named = ("if RUST_JSID_IS_STRING(id) != 0 && !HasPropertyOnPrototype(cx, proxy, id) {\n" +
" let nameVal: JSVal = RUST_STRING_TO_JSVAL(RUST_JSID_TO_STRING(id));\n" +
" let strval = jsval_to_str(cx, nameVal);\n" +
" //FakeDependentString name;\n"
" //if (!ConvertJSValueToString(cx, nameVal, &nameVal,\n" +
" // eStringify, eStringify, name)) {\n" +
" if strval.is_err() {\n" +
" return 0;\n" +
" }\n" +
" let name = Some(strval.unwrap());\n" +
"\n" +
" let name = Some(jsid_to_str(cx, id));\n" +
" let this: *%s = UnwrapProxy(proxy);\n" +
CGIndenter(CGProxyNamedGetter(self.descriptor)).define() + "\n" +
" *bp = found as JSBool;\n"
@ -4439,13 +4401,7 @@ if expando.is_not_null() {
namedGetter = self.descriptor.operations['NamedGetter']
if namedGetter and False: #XXXjdm unfinished
getNamed = ("if (JSID_IS_STRING(id)) {\n" +
" JS::Value nameVal = STRING_TO_JSVAL(JSID_TO_STRING(id));\n" +
" FakeDependentString name;\n"
" if (!ConvertJSValueToString(cx, nameVal, &nameVal,\n" +
" eStringify, eStringify, name)) {\n" +
" return false;\n" +
" }\n" +
"\n" +
" let name = Some(jsid_to_str(cx, id));\n" +
" let this = UnwrapProxy(proxy);\n" +
CGIndenter(CGProxyNamedGetter(self.descriptor, templateValues)).define() +
"}\n") % (self.descriptor.concreteType)

20
src/components/script/dom/bindings/utils.rs
View file

@ -29,6 +29,7 @@ use js::jsapi::{JS_ValueToString, JS_GetReservedSlot, JS_SetReservedSlot};
use js::jsapi::{JSContext, JSObject, JSBool, jsid, JSClass, JSNative, JSTracer};
use js::jsapi::{JSFunctionSpec, JSPropertySpec, JSVal, JSPropertyDescriptor};
use js::jsapi::{JSPropertyOp, JSStrictPropertyOp, JS_NewGlobalObject, JS_InitStandardClasses};
use js::jsapi::{JSString};
use js::jsfriendapi::bindgen::JS_NewObjectWithUniqueType;
use js::{JSPROP_ENUMERATE, JSVAL_NULL, JSCLASS_IS_GLOBAL, JSCLASS_IS_DOMJSCLASS};
use js::{JSPROP_PERMANENT, JSID_VOID, JSPROP_NATIVE_ACCESSORS, JSPROP_GETTER};
@ -191,6 +192,25 @@ pub unsafe fn squirrel_away<T>(x: @mut T) -> *Box<T> {
y
}
#[fixed_stack_segment]
pub fn jsstring_to_str(cx: *JSContext, s: *JSString) -> ~str {
unsafe {
let length = 0;
let chars = JS_GetStringCharsAndLength(cx, s, &length);
do vec::raw::buf_as_slice(chars, length as uint) |char_vec| {
str::from_utf16(char_vec)
}
}
}
#[fixed_stack_segment]
pub fn jsid_to_str(cx: *JSContext, id: jsid) -> ~str {
unsafe {
assert!(RUST_JSID_IS_STRING(id) != 0);
jsstring_to_str(cx, RUST_JSID_TO_STRING(id))
}
}
//XXX very incomplete
#[fixed_stack_segment]
pub fn jsval_to_str(cx: *JSContext, v: JSVal) -> Result<~str, ()> {