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annotate rust/hg-pyo3/src/exceptions.rs @ 52771:2fb13c3f4496

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rust: add GraphError::ParentOutOfOrder This will be used in a follow-up commit that creates a data structure optimized for inserting revisions in descending order, since it will need to fail if a revision number is greater than its descendant (meaning the graph is corrupted).
author Mitchell Kember <mkember@janestreet.com>
date Fri, 07 Feb 2025 16:07:35 -0500
parents 4c9e31984b3a
children 32008b1e7104
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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4c9e31984b3a rust-pyo3: exposition of AncestorsIterator
Georges Racinet <georges.racinet@cloudcrane.io>
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1 use pyo3::exceptions::{PyRuntimeError, PyValueError};
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2 use pyo3::import_exception;
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3 use pyo3::{create_exception, PyErr};
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4
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5 use crate::revision::PyRevision;
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6
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7 create_exception!(pyo3_rustext, GraphError, PyValueError);
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8 import_exception!(mercurial.error, WdirUnsupported);
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9
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10 impl GraphError {
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11 pub fn from_hg(inner: hg::GraphError) -> PyErr {
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12 match inner {
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13 hg::GraphError::ParentOutOfRange(r) => {
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14 GraphError::new_err(("ParentOutOfRange", PyRevision(r.0)))
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15 }
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2fb13c3f4496 rust: add GraphError::ParentOutOfOrder
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parents: 52531
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16 hg::GraphError::ParentOutOfOrder(r) => {
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parents: 52531
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17 GraphError::new_err(("ParentOutOfOrder", PyRevision(r.0)))
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18 }
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parents: 52408
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19 }
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20 }
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21 pub fn from_vcsgraph(inner: vcsgraph::graph::GraphReadError) -> PyErr {
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22 match inner {
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23 vcsgraph::graph::GraphReadError::InconsistentGraphData => {
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24 GraphError::new_err("InconsistentGraphData")
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25 }
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26 vcsgraph::graph::GraphReadError::InvalidKey => {
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27 GraphError::new_err("ParentOutOfRange")
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28 }
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parents: 52408
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29 vcsgraph::graph::GraphReadError::KeyedInvalidKey(r) => {
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parents: 52408
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30 GraphError::new_err(("ParentOutOfRange", r))
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parents: 52408
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31 }
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parents: 52408
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32 vcsgraph::graph::GraphReadError::WorkingDirectoryUnsupported => {
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33 WdirUnsupported::new_err(())
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34 }
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35 }
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parents: 52408
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36 }
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parents: 52408
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37 }
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parents: 52412
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39 pub fn map_lock_error<T>(e: std::sync::PoisonError<T>) -> PyErr {
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40 PyRuntimeError::new_err(format!("In Rust PyO3 bindings: {e}"))
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parents: 52412
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41 }