8000 Refactor list, tuple and collections.deque by youknowone · Pull Request #1655 · RustPython/RustPython · GitHub
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Refactor list, tuple and collections.deque #1655

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Merged
merged 11 commits into from
Jan 8, 2020
Merged

Refactor list, tuple and collections.deque #1655

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9f4f8ad
PyTuple::elements into private
youknowone Jan 2, 2020
6f313c1
Refactor tuple comparison operators
youknowone Jan 2, 2020
50ff5e8
sequence comparison uses `impl SimpleSeq` rather than `dyn SimpleSeq`
youknowone Jan 2, 2020
0aca07a
rustpython_vm::sequence & PySequenceContainer
youknowone Jan 5, 2020
0e583b2
Refactor PyList to have elements as private field
youknowone Jan 7, 2020
12725a3
PyList::borrow_sequence to borrow SimpleSeq
youknowone Jan 7, 2020
18fcd99
SimpleSeq for PyDeque
youknowone Jan 7, 2020
226ebfa
vm::sequence for SimpleSeq utilities
youknowone Jan 7, 2020
db67018
PyList::cmp
youknowone Jan 7, 2020
5a3937f
Refactor deque and fix comparison bug
youknowone Jan 7, 2020
5e2035f
remove unnessessary pub
youknowone Jan 7, 2020
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PyList::cmp
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@youknowone
youknowone committed Jan 7, 2020
commit db67018decbf59e599fe4f82c9bc539350a8bf9d
64 changes: 25 additions & 39 deletions vm/src/obj/objlist.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -556,24 +556,30 @@ impl PyList {
}
}

#[inline]
fn cmp<F>(&self, other: PyObjectRef, op: F, vm: &VirtualMachine) -> PyResult<PyComparisonValue>
where
F: Fn(&Vec<PyObjectRef>, &Vec<PyObjectRef>) -> PyResult<bool>,
{
let r = if let Some(other) = other.payload_if_subclass::<PyList>(vm) {
Implemented(op(&*self.borrow_elements(), &*other.borrow_elements())?)
} else {
NotImplemented
};
Ok(r)
}

#[pymethod(name = "__eq__")]
fn eq(
zelf: PyRef<Self>,
other: PyObjectRef,
vm: &VirtualMachine,
) -> PyResult<PyComparisonValue> {
let value = if zelf.as_object().is(&other) {
Implemented(true)
} else if let Some(other) = other.payload_if_subclass::<PyList>(vm) {
Implemented(sequence::eq(
vm,
&zelf.borrow_sequence(),
&other.borrow_sequence(),
)?)
if zelf.as_object().is(&other) {
Ok(Implemented(true))
} else {
NotImplemented
};
Ok(value)
zelf.cmp(other, |a, b| sequence::eq(vm, a, b), vm)
}
}

#[pymethod(name = "__ne__")]
Expand All @@ -586,43 +592,23 @@ impl PyList {
}

#[pymethod(name = "__lt__")]
fn lt(&self, other: PyObjectRef, vm: &VirtualMachine) -> PyResult {
if let Some(other) = other.payload_if_subclass::<PyList>(vm) {
let res = sequence::lt(vm, &self.borrow_sequence(), &other.borrow_sequence())?;
Ok(vm.new_bool(res))
} else {
Ok(vm.ctx.not_implemented())
}
fn lt(&self, other: PyObjectRef, vm: &VirtualMachine) -> PyResult<PyComparisonValue> {
self.cmp(other, |a, b| sequence::lt(vm, a, b), vm)
}

#[pymethod(name = "__gt__")]
fn gt(&self, other: PyObjectRef, vm: &VirtualMachine) -> PyResult {
if let Some(other) = other.payload_if_subclass::<PyList>(vm) {
let res = sequence::gt(vm, &self.borrow_sequence(), &other.borrow_sequence())?;
Ok(vm.new_bool(res))
} else {
Ok(vm.ctx.not_implemented())
}
fn gt(&self, other: PyObjectRef, vm: &VirtualMachine) -> PyResult<PyComparisonValue> {
self.cmp(other, |a, b| sequence::gt(vm, a, b), vm)
}

#[pymethod(name = "__ge__")]
fn ge(&self, other: PyObjectRef, vm: &VirtualMachine) -> PyResult {
if let Some(other) = other.payload_if_subclass::<PyList>(vm) {
let res = sequence::ge(vm, &self.borrow_sequence(), &other.borrow_sequence())?;
Ok(vm.new_bool(res))
} else {
Ok(vm.ctx.not_implemented())
}
fn ge(&self, other: PyObjectRef, vm: &VirtualMachine) -> PyResult<PyComparisonValue> {
self.cmp(other, |a, b| sequence::ge(vm, a, b), vm)
}

#[pymethod(name = "__le__")]
fn le(&self, other: PyObjectRef, vm: &VirtualMachine) -> PyResult {
if let Some(other) = other.payload_if_subclass::<PyList>(vm) {
let res = sequence::le(vm, &self.borrow_sequence(), &other.borrow_sequence())?;
Ok(vm.new_bool(res))
} else {
Ok(vm.ctx.not_implemented())
}
fn le(&self, other: PyObjectRef, vm: &VirtualMachine) -> PyResult<PyComparisonValue> {
self.cmp(other, |a, b| sequence::le(vm, a, b), vm)
}

#[pymethod(name = "__delitem__")]
Expand Down
0