summaryrefslogtreecommitdiffstats
path: root/third_party/rust/proc-macro2/src/location.rs
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /third_party/rust/proc-macro2/src/location.rs
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/proc-macro2/src/location.rs')
-rw-r--r--third_party/rust/proc-macro2/src/location.rs29
1 files changed, 29 insertions, 0 deletions
diff --git a/third_party/rust/proc-macro2/src/location.rs b/third_party/rust/proc-macro2/src/location.rs
new file mode 100644
index 0000000000..463026c274
--- /dev/null
+++ b/third_party/rust/proc-macro2/src/location.rs
@@ -0,0 +1,29 @@
+use core::cmp::Ordering;
+
+/// A line-column pair representing the start or end of a `Span`.
+///
+/// This type is semver exempt and not exposed by default.
+#[cfg_attr(doc_cfg, doc(cfg(feature = "span-locations")))]
+#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
+pub struct LineColumn {
+ /// The 1-indexed line in the source file on which the span starts or ends
+ /// (inclusive).
+ pub line: usize,
+ /// The 0-indexed column (in UTF-8 characters) in the source file on which
+ /// the span starts or ends (inclusive).
+ pub column: usize,
+}
+
+impl Ord for LineColumn {
+ fn cmp(&self, other: &Self) -> Ordering {
+ self.line
+ .cmp(&other.line)
+ .then(self.column.cmp(&other.column))
+ }
+}
+
+impl PartialOrd for LineColumn {
+ fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
+ Some(self.cmp(other))
+ }
+}