mirror of
https://github.com/pjh456/OxideJS.git
synced 2026-10-24 02:31:13 +08:00
fix: escape/unescape 参数按规范抛错转换
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@@ -51,11 +51,23 @@ pub fn global_is_finite<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
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NativeResult::Ok(JsValue::bool(n.is_finite()))
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}
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fn string_arg<H: VmHost>(vm: &mut H, args: &[u8]) -> String {
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/// `escape`/`unescape` 的字符串参数:按规范 `? ToString` 完整转换。
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///
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/// 对象经 ToPrimitive(string hint) 强制转换,Symbol 抛 TypeError,对象方法
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/// 抛出的原生异常原样传播;缺省参数按 "undefined" 处理。
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fn string_arg_full<H: VmHost>(vm: &mut H, args: &[u8]) -> Result<String, JsValue> {
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if args.len() > 1 {
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oxide_runtime_api::to_string(vm.reg(args[1]))
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match oxide_runtime_api::to_string_full(vm.reg(args[1]), vm) {
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Ok(s) => Ok(s),
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Err(_) => {
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if let Some(exc) = vm.take_uncaught_value() {
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return Err(exc);
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}
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Err(crate::error::create_type_error(vm, "Cannot convert value to a string"))
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}
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}
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} else {
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"undefined".to_string()
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Ok("undefined".to_string())
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}
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}
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@@ -89,15 +89,25 @@ fn unescape_string(input: &str) -> String {
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/// Annex B 的全局 `escape(string)`:除 ASCII 字母数字与 `@*_+-./` 外全部编码。
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/// <=0xFF 字符用 `%XX`,其它按 UTF-16 code unit 用 `%uXXXX` 转义。
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/// 参数按 `? ToString` 完整转换:Symbol 抛 TypeError,对象方法抛出的原生
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/// 异常原样传播。
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pub fn js_escape<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
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let input = super::string_arg(vm, args);
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let input = match super::string_arg_full(vm, args) {
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Ok(s) => s,
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Err(exc) => return NativeResult::Err(exc),
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};
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NativeResult::Ok(vm.new_string(&escape_string(&input)))
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}
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/// Annex B 的全局 `unescape(string)`:解码 `escape` 生成的 `%XX`/`%uXXXX` 序列,
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/// 支持 surrogate pair 合并;无法解析的序列原样保留。
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/// 参数按 `? ToString` 完整转换:Symbol 抛 TypeError,对象方法抛出的原生
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/// 异常原样传播。
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pub fn js_unescape<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
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let input = super::string_arg(vm, args);
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let input = match super::string_arg_full(vm, args) {
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Ok(s) => s,
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Err(exc) => return NativeResult::Err(exc),
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};
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NativeResult::Ok(vm.new_string(&unescape_string(&input)))
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}
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