comparison rust/hg-cpython/src/dirstate/dirstate_map.rs @ 48260:269ff8978086

dirstate: store mtimes with nanosecond precision in memory

Keep integer seconds since the Unix epoch,
together with integer nanoseconds in the `0 <= n < 1e9` range.

For now, nanoseconds are still always zero.
This commit is about data structure changes.

Differential Revision: https://phab.mercurial-scm.org/D11684

48259:84f6b0c41b90

    PyResult, Python, PythonObject, ToPyObject, UnsafePyLeaked,
};

use crate::{
    dirstate::copymap::{CopyMap, CopyMapItemsIterator, CopyMapKeysIterator},
    dirstate::item::DirstateItem,
    pybytes_deref::PyBytesDeref,
};
use hg::{
    dirstate::parsers::Timestamp,
    dirstate::StateMapIter,
    dirstate_tree::dirstate_map::DirstateMap as TreeDirstateMap,
    dirstate_tree::on_disk::DirstateV2ParseError,
    dirstate_tree::owning::OwningDirstateMap,
    revlog::Node,

    def write_v1(
        &self,
        p1: PyObject,
        p2: PyObject,
        now: PyObject
    ) -> PyResult<PyBytes> {
        let now = Timestamp(now.extract(py)?);

        let mut inner = self.inner(py).borrow_mut();
        let parents = DirstateParents {
            p1: extract_node_id(py, &p1)?,
            p2: extract_node_id(py, &p2)?,

    /// Returns new data together with whether that data should be appended to
    /// the existing data file whose content is at `self.on_disk` (True),
    /// instead of written to a new data file (False).
    def write_v2(
        &self,
        now: PyObject,
        can_append: bool,
    ) -> PyResult<PyObject> {
        let now = Timestamp(now.extract(py)?);

        let mut inner = self.inner(py).borrow_mut();
        let result = inner.pack_v2(now, can_append);
        match result {
            Ok((packed, tree_metadata, append)) => {

48260:269ff8978086

    PyResult, Python, PythonObject, ToPyObject, UnsafePyLeaked,
};

use crate::{
    dirstate::copymap::{CopyMap, CopyMapItemsIterator, CopyMapKeysIterator},
    dirstate::item::{timestamp, DirstateItem},
    pybytes_deref::PyBytesDeref,
};
use hg::{
    dirstate::StateMapIter,
    dirstate_tree::dirstate_map::DirstateMap as TreeDirstateMap,
    dirstate_tree::on_disk::DirstateV2ParseError,
    dirstate_tree::owning::OwningDirstateMap,
    revlog::Node,

    def write_v1(
        &self,
        p1: PyObject,
        p2: PyObject,
        now: (u32, u32)
    ) -> PyResult<PyBytes> {
        let now = timestamp(py, now)?;

        let mut inner = self.inner(py).borrow_mut();
        let parents = DirstateParents {
            p1: extract_node_id(py, &p1)?,
            p2: extract_node_id(py, &p2)?,

    /// Returns new data together with whether that data should be appended to
    /// the existing data file whose content is at `self.on_disk` (True),
    /// instead of written to a new data file (False).
    def write_v2(
        &self,
        now: (u32, u32),
        can_append: bool,
    ) -> PyResult<PyObject> {
        let now = timestamp(py, now)?;

        let mut inner = self.inner(py).borrow_mut();
        let result = inner.pack_v2(now, can_append);
        match result {
            Ok((packed, tree_metadata, append)) => {