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fix: Temporal PlainDate/PlainDateTime.from 表示范围边界、leap second、constrain 下限与实例转换

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彭俊皓
2026-08-12 14:17:28 +08:00
parent f1b7a908f9
commit 5032175707
1 changed files with 79 additions and 30 deletions
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crates/oxide_builtins/src/temporal.rs
+79 -30
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@@ -2051,6 +2051,11 @@ pub fn plain_date_constructor<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResul
if !valid_iso_date(year, month, day) {
return NativeResult::Err(crate::error::create_range_error(vm, "invalid ISO date"));
}
// 表示范围（ISODateWithinLimits）：-271821-04-19 … +275760-09-13。
let day_count = days_from_civil(i128::from(year), i128::from(month), i128::from(day));
if !(-100_000_001..=100_000_000).contains(&day_count) {
return NativeResult::Err(crate::error::create_range_error(vm, "ISO date is out of range"));
}
initialize_temporal_receiver(
vm,
args,
@@ -2059,18 +2064,22 @@ pub fn plain_date_constructor<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResul
)
}
/// `Temporal.PlainDate.from(value)`：接受 ISO 日期字符串或 `{year, month, day}` 对象。
/// `Temporal.PlainDate.from(value, options)`：接受 ISO 日期字符串或 `{year, month, day}` 对象。
pub fn plain_date_from<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
let val = if args.len() < 2 { JsValue::undefined() } else { vm.reg(args[1]) };
let (year, month, day) = if val.is_string() {
match parse_plain_date_string(&to_string(val)) {
// 规范顺序：先 ParseTemporalDateString，再 ToTemporalOverflow(options)。
let ymd = match parse_plain_date_string(&to_string(val)) {
Ok(ymd) => ymd,
Err(_) => {
return NativeResult::Err(crate::error::create_range_error(vm, "invalid ISO 8601 date"));
}
}
};
native_try!(temporal_overflow(vm, args));
ymd
} else {
match object_date_ymd(vm, val) {
let constrain = native_try!(temporal_overflow(vm, args));
match object_date_ymd(vm, val, constrain) {
Ok(ymd) => ymd,
Err(error) => return NativeResult::Err(error),
}
@@ -2078,6 +2087,11 @@ pub fn plain_date_from<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
if !valid_iso_date(year, month, day) {
return NativeResult::Err(crate::error::create_range_error(vm, "invalid ISO date"));
}
// 表示范围（ISODateWithinLimits）：-271821-04-19 … +275760-09-13。
let day_count = days_from_civil(i128::from(year), i128::from(month), i128::from(day));
if !(-100_000_001..=100_000_000).contains(&day_count) {
return NativeResult::Err(crate::error::create_range_error(vm, "ISO date is out of range"));
}
make_plain_date(vm, year, month, day)
}
@@ -2673,12 +2687,12 @@ fn temporal_calendar_check<H: VmHost>(vm: &mut H, value: JsValue) -> Result<(),
}
fn plain_date_time_object_parts<H: VmHost>(
vm: &mut H, value: JsValue, obj: &JsObject, constrain: bool,
vm: &mut H, value: JsValue, obj: &JsObject, constrain: bool, ignore_time: bool,
) -> Result<(i32, u32, u32, f64), JsValue> {
let calendar = temporal_option_value(vm, obj, value, "calendar")?;
temporal_calendar_check(vm, calendar)?;
// 先按规范顺序读取全部原始字段，暂不转换类型。
// 先按规范顺序读取全部原始字段，暂不转换类型；PlainDate 路径忽略时间字段。
let (
day_raw,
hour_raw,
@@ -2690,18 +2704,33 @@ fn plain_date_time_object_parts<H: VmHost>(
nanosecond_raw,
second_raw,
year_raw,
) = (
temporal_option_value(vm, obj, value, "day")?,
temporal_option_value(vm, obj, value, "hour")?,
temporal_option_value(vm, obj, value, "microsecond")?,
temporal_option_value(vm, obj, value, "millisecond")?,
temporal_option_value(vm, obj, value, "minute")?,
temporal_option_value(vm, obj, value, "month")?,
temporal_option_value(vm, obj, value, "monthCode")?,
temporal_option_value(vm, obj, value, "nanosecond")?,
temporal_option_value(vm, obj, value, "second")?,
temporal_option_value(vm, obj, value, "year")?,
);
) = if ignore_time {
(
temporal_option_value(vm, obj, value, "day")?,
JsValue::undefined(),
JsValue::undefined(),
JsValue::undefined(),
JsValue::undefined(),
temporal_option_value(vm, obj, value, "month")?,
temporal_option_value(vm, obj, value, "monthCode")?,
JsValue::undefined(),
JsValue::undefined(),
temporal_option_value(vm, obj, value, "year")?,
)
} else {
(
temporal_option_value(vm, obj, value, "day")?,
temporal_option_value(vm, obj, value, "hour")?,
temporal_option_value(vm, obj, value, "microsecond")?,
temporal_option_value(vm, obj, value, "millisecond")?,
temporal_option_value(vm, obj, value, "minute")?,
temporal_option_value(vm, obj, value, "month")?,
temporal_option_value(vm, obj, value, "monthCode")?,
temporal_option_value(vm, obj, value, "nanosecond")?,
temporal_option_value(vm, obj, value, "second")?,
temporal_option_value(vm, obj, value, "year")?,
)
};
// 缺失必填字段先抛 TypeError（先于任何 RangeError 值校验）。
if day_raw.is_undefined() {
@@ -2783,6 +2812,9 @@ fn plain_date_time_object_parts<H: VmHost>(
return Err(crate::error::create_range_error(vm, "invalid date-time component"));
}
if constrain {
if values[1] < 1.0 || values[2] < 1.0 {
return Err(crate::error::create_range_error(vm, "invalid date-time component"));
}
values[1] = values[1].clamp(1.0, 12.0);
values[2] = values[2].clamp(1.0, days_in_month(values[0] as i128, values[1] as i128).unwrap_or(31) as f64);
values[3] = values[3].clamp(0.0, 23.0);
@@ -2797,7 +2829,8 @@ fn plain_date_time_object_parts<H: VmHost>(
let (hour, minute, second) = (hour as u32, minute as u32, second as u32);
let (millisecond, microsecond, nanosecond) = (millisecond as u32, microsecond as u32, nanosecond as u32);
if !valid_iso_date(year, month, day)
|| !valid_plain_time(hour, minute, second, millisecond, microsecond, nanosecond)
|| (!ignore_time
&& !valid_plain_time(hour, minute, second, millisecond, microsecond, nanosecond))
{
return Err(crate::error::create_range_error(vm, "invalid date-time component"));
}
@@ -2807,7 +2840,7 @@ fn plain_date_time_object_parts<H: VmHost>(
+ millisecond as f64 * 1_000_000.0
+ microsecond as f64 * 1_000.0
+ nanosecond as f64;
if !valid_plain_date_time_range(year, month, day, total_ns) {
if !ignore_time && !valid_plain_date_time_range(year, month, day, total_ns) {
return Err(crate::error::create_range_error(vm, "invalid date-time component"));
}
Ok((year, month, day, total_ns))
@@ -2867,10 +2900,10 @@ fn plain_date_time_like_parts<H: VmHost>(
if obj.is_zoned_date_time_obj() {
return zoned_date_time_plain_parts(vm, obj);
}
plain_date_time_object_parts(vm, value, obj, constrain)
plain_date_time_object_parts(vm, value, obj, constrain, false)
}
fn plain_date_time_overflow<H: VmHost>(vm: &mut H, args: &[u8]) -> Result<bool, JsValue> {
fn temporal_overflow<H: VmHost>(vm: &mut H, args: &[u8]) -> Result<bool, JsValue> {
let options = if args.len() > 2 { vm.reg(args[2]) } else { JsValue::undefined() };
if options.is_undefined() {
return Ok(true);
@@ -2897,9 +2930,21 @@ fn plain_date_time_overflow<H: VmHost>(vm: &mut H, args: &[u8]) -> Result<bool,
/// `Temporal.PlainDateTime.from(item)`：从实例、ISO 字符串或字段对象创建副本。
pub fn plain_date_time_from<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
let value = if args.len() > 1 { vm.reg(args[1]) } else { JsValue::undefined() };
let constrain = native_try!(plain_date_time_overflow(vm, args));
let (year, month, day, total_ns) = native_try!(plain_date_time_like_parts(vm, value, constrain));
make_plain_date_time(vm, year, month, day, total_ns)
if value.is_string() {
// 规范顺序：先 ParseTemporalDateTimeString，再 ToTemporalOverflow(options)。
let (year, month, day, total_ns) = match parse_plain_date_time_string(&to_string(value)) {
Ok(parts) => parts,
Err(_) => {
return NativeResult::Err(crate::error::create_range_error(vm, "invalid ISO 8601 date-time"));
}
};
native_try!(temporal_overflow(vm, args));
make_plain_date_time(vm, year, month, day, total_ns)
} else {
let constrain = native_try!(temporal_overflow(vm, args));
let (year, month, day, total_ns) = native_try!(plain_date_time_like_parts(vm, value, constrain));
make_plain_date_time(vm, year, month, day, total_ns)
}
}
/// `Temporal.PlainDateTime.compare(one, two)`：按 ISO 日期时间字段做字典序比较。
@@ -3218,7 +3263,7 @@ fn plain_date_time_apply_duration<H: VmHost>(vm: &mut H, args: &[u8], sign: i64)
Ok(values) => values,
Err(error) => return NativeResult::Err(error),
};
let constrain = match plain_date_time_overflow(vm, args) {
let constrain = match temporal_overflow(vm, args) {
Ok(constrain) => constrain,
Err(error) => return NativeResult::Err(error),
};
@@ -4041,7 +4086,7 @@ fn plain_date_ymd_checked<H: VmHost>(vm: &mut H, args: &[u8]) -> Result<(i32, u3
/// 从对象式日期字段（`{year, month, day}`）读三字段；PlainDate 对象直接读内部槽；
/// 缺字段返回 None。
fn object_date_ymd<H: VmHost>(vm: &mut H, val: JsValue) -> Result<(i32, u32, u32), JsValue> {
fn object_date_ymd<H: VmHost>(vm: &mut H, val: JsValue, constrain: bool) -> Result<(i32, u32, u32), JsValue> {
if !val.is_object() {
return Err(crate::error::create_type_error(vm, "cannot convert to PlainDate"));
}
@@ -4050,14 +4095,18 @@ fn object_date_ymd<H: VmHost>(vm: &mut H, val: JsValue) -> Result<(i32, u32, u32
return Err(crate::error::create_type_error(vm, "cannot convert to PlainDate"));
}
let obj = unsafe { &*ptr };
if obj.is_plain_date_obj() {
if obj.is_plain_date_obj() || obj.is_plain_date_time_obj() {
return Ok((
get_double_prop(obj, 0) as i32,
get_double_prop(obj, 1) as u32,
get_double_prop(obj, 2) as u32,
));
}
let (year, month, day, _) = plain_date_time_object_parts(vm, val, obj, true)?;
if obj.is_zoned_date_time_obj() {
let (year, month, day, _) = zoned_date_time_plain_parts(vm, obj)?;
return Ok((year, month, day));
}
let (year, month, day, _) = plain_date_time_object_parts(vm, val, obj, constrain, true)?;
Ok((year, month, day))
}
@@ -4066,7 +4115,7 @@ fn date_like_ymd<H: VmHost>(vm: &mut H, val: JsValue) -> Result<(i32, u32, u32),
parse_plain_date_string(&to_string(val))
.map_err(|_| crate::error::create_range_error(vm, "invalid ISO 8601 date"))?
} else {
object_date_ymd(vm, val)?
object_date_ymd(vm, val, true)?
};
if !valid_iso_date(ymd.0, ymd.1, ymd.2) {
return Err(crate::error::create_range_error(vm, "invalid ISO date"));