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feat: 实现最小 BigInt 子集（字面量/算术/比较/构造器，Temporal 前置）

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彭俊皓
2026-08-10 23:02:31 +08:00
parent 9e26a13655
commit 078688070d
22 changed files with 706 additions and 32 deletions
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crates/oxide_vm/src/dispatch/comparison.rs
+12
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@@ -29,6 +29,9 @@ impl Vm {
vm_trace!("LT rd={} r{}={:?} r{}={:?}", rd, a, self.regs[a], b, self.regs[b]);
let va = self.coerce_primitive_bounded(self.regs[a], false)?;
let vb = self.coerce_primitive_bounded(self.regs[b], false)?;
if (va.is_bigint() || vb.is_bigint()) && (va.is_symbol() || vb.is_symbol()) {
return self.raise_type_error("Cannot mix BigInt and other types, use explicit conversions");
}
match coercion::relational_compare(va, vb) {
Some(r) => self.regs[rd] = JsValue::bool(r),
None => {
@@ -44,6 +47,9 @@ impl Vm {
vm_trace!("GT rd={} r{}={:?} r{}={:?}", rd, a, self.regs[a], b, self.regs[b]);
let va = self.coerce_primitive_bounded(self.regs[a], false)?;
let vb = self.coerce_primitive_bounded(self.regs[b], false)?;
if (va.is_bigint() || vb.is_bigint()) && (va.is_symbol() || vb.is_symbol()) {
return self.raise_type_error("Cannot mix BigInt and other types, use explicit conversions");
}
match coercion::relational_compare(vb, va) {
Some(r) => self.regs[rd] = JsValue::bool(r),
None => {
@@ -59,6 +65,9 @@ impl Vm {
vm_trace!("LTE rd={} r{}={:?} r{}={:?}", rd, a, self.regs[a], b, self.regs[b]);
let va = self.coerce_primitive_bounded(self.regs[a], false)?;
let vb = self.coerce_primitive_bounded(self.regs[b], false)?;
if (va.is_bigint() || vb.is_bigint()) && (va.is_symbol() || vb.is_symbol()) {
return self.raise_type_error("Cannot mix BigInt and other types, use explicit conversions");
}
match coercion::relational_compare(vb, va) {
Some(r) => self.regs[rd] = JsValue::bool(!r),
None => {
@@ -74,6 +83,9 @@ impl Vm {
vm_trace!("GTE rd={} r{}={:?} r{}={:?}", rd, a, self.regs[a], b, self.regs[b]);
let va = self.coerce_primitive_bounded(self.regs[a], false)?;
let vb = self.coerce_primitive_bounded(self.regs[b], false)?;
if (va.is_bigint() || vb.is_bigint()) && (va.is_symbol() || vb.is_symbol()) {
return self.raise_type_error("Cannot mix BigInt and other types, use explicit conversions");
}
match coercion::relational_compare(va, vb) {
Some(r) => self.regs[rd] = JsValue::bool(!r),
None => {