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* [gcc/devel/rust/master] libproc_macro: Add punct type interface
@ 2023-04-06 21:29 Thomas Schwinge
0 siblings, 0 replies; only message in thread
From: Thomas Schwinge @ 2023-04-06 21:29 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:f7152d606c82e2c0b9c57d6c2e8f30ab90214553
commit f7152d606c82e2c0b9c57d6c2e8f30ab90214553
Author: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
Date: Mon Feb 13 10:01:44 2023 +0100
libproc_macro: Add punct type interface
Add the Punct rust type interface for the libproc_macro.
ChangeLog:
* librust/proc_macro/rust/lib.rs: Add punct module.
* librust/proc_macro/rust/punct.rs: Add Punct type.
Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
Diff:
---
librust/proc_macro/rust/lib.rs | 2 ++
librust/proc_macro/rust/punct.rs | 75 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 77 insertions(+)
diff --git a/librust/proc_macro/rust/lib.rs b/librust/proc_macro/rust/lib.rs
index 8e7e077f591..1bb8e247762 100644
--- a/librust/proc_macro/rust/lib.rs
+++ b/librust/proc_macro/rust/lib.rs
@@ -1,11 +1,13 @@
pub use ident::Ident;
pub use literal::Literal;
+pub use punct::Punct;
pub use span::Span;
use std::error;
use std::fmt;
mod ident;
mod literal;
+mod punct;
mod span;
#[derive(Copy, Clone, Debug, PartialEq, Eq)]
diff --git a/librust/proc_macro/rust/punct.rs b/librust/proc_macro/rust/punct.rs
new file mode 100644
index 00000000000..1389122e299
--- /dev/null
+++ b/librust/proc_macro/rust/punct.rs
@@ -0,0 +1,75 @@
+use std::fmt;
+use Spacing;
+use Span;
+
+#[derive(Clone)]
+pub struct Punct {
+ // Internal implementation details.
+}
+
+impl Punct {
+ /// Creates a new [Punct] from a given character and spacing.
+ ///
+ /// # Arguments
+ ///
+ /// * `ch` - The punctuation character.
+ /// * `spacing` - The link between this character and the next one.
+ ///
+ /// # Panics
+ ///
+ /// This function will panic if the `ch` argument is not a valid
+ /// punctuation character allowed by the language.
+ pub fn new(_ch: char, _spacing: Spacing) -> Self {
+ todo!("Implement this function")
+ }
+
+ /// Get the value for this punctuation character as `char`.
+ pub fn as_char(&self) -> char {
+ todo!("Implement this function")
+ }
+
+ /// Get the [`Spacing`] of this punctuation character, indicating whether
+ /// the following character can be combined into a multi-character operator
+ /// or not.
+ pub fn spacing(&self) -> Spacing {
+ todo!("Implement this function")
+ }
+
+ /// Get the [`Span`] for this punctuation character.
+ pub fn span(&self) -> Span {
+ todo!("Implement this function")
+ }
+
+ /// Set the span for this punctuation character.
+ ///
+ /// # Arguments
+ ///
+ /// * `span` - The new span value.
+ pub fn set_span(&mut self, _span: Span) {
+ todo!("Implement this function")
+ }
+}
+
+impl fmt::Display for Punct {
+ fn fmt(&self, _f: &mut fmt::Formatter<'_>) -> fmt::Result {
+ todo!("Implement this function")
+ }
+}
+
+impl fmt::Debug for Punct {
+ fn fmt(&self, _f: &mut fmt::Formatter<'_>) -> fmt::Result {
+ todo!("Implement this function")
+ }
+}
+
+impl PartialEq<char> for Punct {
+ fn eq(&self, _rhs: &char) -> bool {
+ todo!("Implement this function")
+ }
+}
+
+impl PartialEq<Punct> for char {
+ fn eq(&self, _rhs: &Punct) -> bool {
+ todo!("Implement this function")
+ }
+}
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