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refactor: temporal 偏移表示由 i32 分钟升级为 i64 秒

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彭俊皓
2026-09-27 23:34:25 +00:00
parent 51a79ed17c
commit f824afd041
6 changed files with 146 additions and 122 deletions
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crates/oxide_builtins/src/temporal/instant.rs
+7 -7
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@@ -727,15 +727,15 @@ pub fn instant_since<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
instant_difference(vm, args, true)
}
pub(crate) fn instant_time_zone_offset(value: &str) -> Option<i32> {
pub(crate) fn instant_time_zone_offset(value: &str) -> Option<i64> {
canonical_time_zone(value).map(|(_, offset)| offset)
}
fn format_instant_iso(
epoch_ns: i128, offset_minutes: Option<i32>, include_seconds: bool, fractional_digits: Option<usize>,
epoch_ns: i128, offset_seconds: Option<i64>, include_seconds: bool, fractional_digits: Option<usize>,
) -> Option<String> {
const DAY_NS: i128 = 86_400_000_000_000;
let offset_ns = i128::from(offset_minutes.unwrap_or(0)).checked_mul(60_000_000_000)?;
let offset_ns = i128::from(offset_seconds.unwrap_or(0)).checked_mul(1_000_000_000)?;
let local_ns = epoch_ns.checked_add(offset_ns)?;
let days = local_ns.div_euclid(DAY_NS);
let mut time_ns = local_ns.rem_euclid(DAY_NS);
@@ -766,10 +766,10 @@ fn format_instant_iso(
}
}
if let Some(offset) = offset_minutes {
if let Some(offset) = offset_seconds {
let sign = if offset < 0 { '-' } else { '+' };
let magnitude = offset.abs();
output.push_str(&format!("{sign}{:02}:{:02}", magnitude / 60, magnitude % 60));
output.push_str(&format!("{sign}{:02}:{:02}", magnitude / 3600, (magnitude % 3600) / 60));
} else {
output.push('Z');
}
@@ -850,7 +850,7 @@ pub fn instant_to_string<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
None => (1, true, None),
},
};
let offset_minutes = if time_zone_raw.is_undefined() {
let offset_seconds = if time_zone_raw.is_undefined() {
None
} else {
if !time_zone_raw.is_string() {
@@ -868,7 +868,7 @@ pub fn instant_to_string<H: VmHost>(vm: &mut H, args: &[u8]) -> NativeResult {
if rounded_ns.unsigned_abs() > MAX_INSTANT_NS as u128 {
return NativeResult::Err(crate::error::create_range_error(vm, "Instant outside supported range"));
}
match format_instant_iso(rounded_ns, offset_minutes, include_seconds, output_digits) {
match format_instant_iso(rounded_ns, offset_seconds, include_seconds, output_digits) {
Some(output) => NativeResult::Ok(vm.new_string_owned(output)),
None => NativeResult::Err(crate::error::create_range_error(vm, "invalid Instant")),
}