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Merged
merged 3 commits into from
Oct 27, 2020
Merged

Update pystruct + array #2297

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0f84bd4
Update pystruct + array
coolreader18 Oct 20, 2020
59169aa
Use a static type for struct.error
coolreader18 Oct 20, 2020
026f396
Use std::os::raw::c_* instead of libc::c_* for wasm compat
coolreader18 Oct 20, 2020
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4 changes: 0 additions & 4 deletions Lib/test/test_struct.py
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Original file line number Diff line number Diff line change
Expand Up @@ -520,8 +520,6 @@ def __bool__(self):
for c in [b'\x01', b'\x7f', b'\xff', b'\x0f', b'\xf0']:
self.assertTrue(struct.unpack('>?', c)[0])

# TODO: RUSTPYTHON
@unittest.expectedFailure
def test_count_overflow(self):
hugecount = '{}b'.format(sys.maxsize+1)
self.assertRaises(struct.error, struct.calcsize, hugecount)
Expand Down Expand Up @@ -621,8 +619,6 @@ def test_boundary_error_message_with_negative_offset(self):
"offset -11 out of range for 10-byte buffer"):
struct.unpack_from('<B', byte_list, -11)

# TODO: RUSTPYTHON
@unittest.expectedFailure
def test_boundary_error_message_with_large_offset(self):
# Test overflows cause by large offset and value size (issue 30245)
regex1 = (
Expand Down
37 changes: 17 additions & 20 deletions vm/src/stdlib/array.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,7 @@ use crate::VirtualMachine;
use crossbeam_utils::atomic::AtomicCell;
use itertools::Itertools;
use std::cmp::Ordering;
use std::fmt;
use std::{fmt, os::raw};

struct ArrayTypeSpecifierError {
_priv: (),
Expand All @@ -37,7 +37,7 @@ impl fmt::Display for ArrayTypeSpecifierError {
}

macro_rules! def_array_enum {
($(($n:ident, $t:ident, $c:literal)),*$(,)?) => {
($(($n:ident, $t:ty, $c:literal)),*$(,)?) => {
#[derive(Debug, Clone)]
pub(crate) enum ArrayContentType {
$($n(Vec<$t>),)*
Expand Down Expand Up @@ -79,7 +79,7 @@ macro_rules! def_array_enum {
fn push(&mut self, obj: PyObjectRef, vm: &VirtualMachine) -> PyResult<()> {
match self {
$(ArrayContentType::$n(v) => {
let val = $t::try_into_from_object(vm, obj)?;
let val = <$t>::try_into_from_object(vm, obj)?;
v.push(val);
})*
}
Expand All @@ -97,7 +97,7 @@ macro_rules! def_array_enum {
fn insert(&mut self, i: usize, obj: PyObjectRef, vm: &VirtualMachine) -> PyResult<()> {
match self {
$(ArrayContentType::$n(v) => {
let val = $t::try_into_from_object(vm, obj)?;
let val = <$t>::try_into_from_object(vm, obj)?;
v.insert(i, val);
})*
}
Expand All @@ -107,7 +107,7 @@ macro_rules! def_array_enum {
fn count(&self, obj: PyObjectRef, vm: &VirtualMachine) -> usize {
match self {
$(ArrayContentType::$n(v) => {
if let Ok(val) = $t::try_into_from_object(vm, obj) {
if let Ok(val) = <$t>::try_into_from_object(vm, obj) {
v.iter().filter(|&&a| a == val).count()
} else {
0
Expand All @@ -119,7 +119,7 @@ macro_rules! def_array_enum {
fn remove(&mut self, obj: PyObjectRef, vm: &VirtualMachine) -> PyResult<()>{
match self {
$(ArrayContentType::$n(v) => {
if let Ok(val) = $t::try_into_from_object(vm, obj) {
if let Ok(val) = <$t>::try_into_from_object(vm, obj) {
if let Some(pos) = v.iter().position(|&a| a == val) {
v.remove(pos);
return Ok(());
Expand Down Expand Up @@ -151,7 +151,7 @@ macro_rules! def_array_enum {
.borrow_value()
.iter()
.cloned()
.map(|value| $t::try_into_from_object(vm, value))
.map(|value| <$t>::try_into_from_object(vm, value))
.try_collect()?;
v.append(&mut list);
Ok(())
Expand Down Expand Up @@ -184,7 +184,7 @@ macro_rules! def_array_enum {
fn index(&self, obj: PyObjectRef, vm: &VirtualMachine) -> PyResult<usize> {
match self {
$(ArrayContentType::$n(v) => {
if let Ok(val) = $t::try_into_from_object(vm, obj) {
if let Ok(val) = <$t>::try_into_from_object(vm, obj) {
if let Some(pos) = v.iter().position(|&a| a == val) {
return Ok(pos);
}
Expand Down Expand Up @@ -267,7 +267,7 @@ macro_rules! def_array_enum {
fn setitem_by_idx(&mut self, i: isize, value: PyObjectRef, vm: &VirtualMachine) -> PyResult<()> {
let i = self.idx(i, "array assignment", vm)?;
match self {
$(ArrayContentType::$n(v) => { v[i] = $t::try_into_from_object(vm, value)? },)*
$(ArrayContentType::$n(v) => { v[i] = <$t>::try_into_from_object(vm, value)? },)*
}
Ok(())
}
Expand Down Expand Up @@ -397,17 +397,14 @@ def_array_enum!(
(SignedByte, i8, 'b'),
(UnsignedByte, u8, 'B'),
// TODO: support unicode char
(SignedShort, i16, 'h'),
(UnsignedShort, u16, 'H'),
(SignedInt, i32, 'i'),
(UnsignedInt, u32, 'I'),
(SignedLong, i32, 'l'),
(UnsignedLong, u32, 'L'),
// FIXME: architecture depended size
// (SignedLong, i64, 'l'),
// (UnsignedLong, u64, 'L'),
(SignedLongLong, i64, 'q'),
(UnsignedLongLong, u64, 'Q'),
(SignedShort, raw::c_short, 'h'),
(UnsignedShort, raw::c_ushort, 'H'),
(SignedInt, raw::c_int, 'i'),
(UnsignedInt, raw::c_uint, 'I'),
(SignedLong, raw::c_long, 'l'),
(UnsignedLong, raw::c_ulong, 'L'),
(SignedLongLong, raw::c_longlong, 'q'),
(UnsignedLongLong, raw::c_ulonglong, 'Q'),
(Float, f32, 'f'),
(Double, f64, 'd'),
);
Expand Down
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