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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:13:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:13:27 +0000
commit40a355a42d4a9444dc753c04c6608dade2f06a23 (patch)
tree871fc667d2de662f171103ce5ec067014ef85e61 /third_party/rust/thiserror-impl
parentAdding upstream version 124.0.1. (diff)
downloadfirefox-40a355a42d4a9444dc753c04c6608dade2f06a23.tar.xz
firefox-40a355a42d4a9444dc753c04c6608dade2f06a23.zip
Adding upstream version 125.0.1.upstream/125.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/thiserror-impl')
-rw-r--r--third_party/rust/thiserror-impl/.cargo-checksum.json2
-rw-r--r--third_party/rust/thiserror-impl/Cargo.toml2
-rw-r--r--third_party/rust/thiserror-impl/src/attr.rs34
-rw-r--r--third_party/rust/thiserror-impl/src/fmt.rs3
4 files changed, 35 insertions, 6 deletions
diff --git a/third_party/rust/thiserror-impl/.cargo-checksum.json b/third_party/rust/thiserror-impl/.cargo-checksum.json
index f091d556de..6adcf117c2 100644
--- a/third_party/rust/thiserror-impl/.cargo-checksum.json
+++ b/third_party/rust/thiserror-impl/.cargo-checksum.json
@@ -1 +1 @@
-{"files":{"Cargo.toml":"b387bf85702168709e2619d65e68e1860dca1021ddd91346a09ec8bd1cc80471","LICENSE-APACHE":"62c7a1e35f56406896d7aa7ca52d0cc0d272ac022b5d2796e7d6905db8a3636a","LICENSE-MIT":"23f18e03dc49df91622fe2a76176497404e46ced8a715d9d2b67a7446571cca3","src/ast.rs":"e2fbc32e91cd462757107c1f8ab2f888f08c865ac71270583f9e11b83e3c32ca","src/attr.rs":"ad5319f053a18ec3841300b2ae553ffa005749ba7099fe4b318126223e4dcbdf","src/expand.rs":"9469753e0949556848183084e0f22521c6300d38ca0de196441446c50f350d3c","src/fmt.rs":"d63d39120c18712596f9f2a1715821148c2becd4d8bad5bc1b307210a84dbe98","src/generics.rs":"2076cde22271be355a8131a77add4b93f83ab0af4317cd2df5471fffa4f95c66","src/lib.rs":"5eea86c771e643328ad9bc3b881cce4bf9d50adae1b33e0d07645bdd9044003d","src/prop.rs":"5ba613e38430831259f20b258f33d57dcb783fbaeeb49e5faffa7b2a7be99e67","src/span.rs":"430460a4fa0d1fa9c627c1ddd575d2b101778fea84217591e1a93a5f6a2a0132","src/valid.rs":"ac95253944fd360d3578d0643a7baabb2cfa6bf9fbced7a6ce1f7b0529a3bb98"},"package":"fa0faa943b50f3db30a20aa7e265dbc66076993efed8463e8de414e5d06d3471"} \ No newline at end of file
+{"files":{"Cargo.toml":"0a1dbd3bcb92455b7ed1d661e0c05958a64fd694a18357d3c61a8e1f2cffb9bd","LICENSE-APACHE":"62c7a1e35f56406896d7aa7ca52d0cc0d272ac022b5d2796e7d6905db8a3636a","LICENSE-MIT":"23f18e03dc49df91622fe2a76176497404e46ced8a715d9d2b67a7446571cca3","src/ast.rs":"e2fbc32e91cd462757107c1f8ab2f888f08c865ac71270583f9e11b83e3c32ca","src/attr.rs":"7451fc0b0a06649e62679c7558e5aeb0e2019400c170cde54c23289ef44188f7","src/expand.rs":"9469753e0949556848183084e0f22521c6300d38ca0de196441446c50f350d3c","src/fmt.rs":"5d1cefc012403c2d4ff7ab2513c0ec559166df4271d5983a6463939b5ec8c3e1","src/generics.rs":"2076cde22271be355a8131a77add4b93f83ab0af4317cd2df5471fffa4f95c66","src/lib.rs":"5eea86c771e643328ad9bc3b881cce4bf9d50adae1b33e0d07645bdd9044003d","src/prop.rs":"5ba613e38430831259f20b258f33d57dcb783fbaeeb49e5faffa7b2a7be99e67","src/span.rs":"430460a4fa0d1fa9c627c1ddd575d2b101778fea84217591e1a93a5f6a2a0132","src/valid.rs":"ac95253944fd360d3578d0643a7baabb2cfa6bf9fbced7a6ce1f7b0529a3bb98"},"package":"a953cb265bef375dae3de6663da4d3804eee9682ea80d8e2542529b73c531c81"} \ No newline at end of file
diff --git a/third_party/rust/thiserror-impl/Cargo.toml b/third_party/rust/thiserror-impl/Cargo.toml
index fffdf5c3a4..5445c126ec 100644
--- a/third_party/rust/thiserror-impl/Cargo.toml
+++ b/third_party/rust/thiserror-impl/Cargo.toml
@@ -13,7 +13,7 @@
edition = "2021"
rust-version = "1.56"
name = "thiserror-impl"
-version = "1.0.56"
+version = "1.0.57"
authors = ["David Tolnay <dtolnay@gmail.com>"]
description = "Implementation detail of the `thiserror` crate"
license = "MIT OR Apache-2.0"
diff --git a/third_party/rust/thiserror-impl/src/attr.rs b/third_party/rust/thiserror-impl/src/attr.rs
index 4beb8c9628..269c69eca5 100644
--- a/third_party/rust/thiserror-impl/src/attr.rs
+++ b/third_party/rust/thiserror-impl/src/attr.rs
@@ -1,6 +1,7 @@
use proc_macro2::{Delimiter, Group, Span, TokenStream, TokenTree};
use quote::{format_ident, quote, ToTokens};
use std::collections::BTreeSet as Set;
+use syn::parse::discouraged::Speculative;
use syn::parse::ParseStream;
use syn::{
braced, bracketed, parenthesized, token, Attribute, Error, Ident, Index, LitInt, LitStr, Meta,
@@ -20,6 +21,7 @@ pub struct Display<'a> {
pub original: &'a Attribute,
pub fmt: LitStr,
pub args: TokenStream,
+ pub requires_fmt_machinery: bool,
pub has_bonus_display: bool,
pub implied_bounds: Set<(usize, Trait)>,
}
@@ -103,10 +105,24 @@ fn parse_error_attribute<'a>(attrs: &mut Attrs<'a>, attr: &'a Attribute) -> Resu
return Ok(());
}
+ let fmt: LitStr = input.parse()?;
+
+ let ahead = input.fork();
+ ahead.parse::<Option<Token![,]>>()?;
+ let args = if ahead.is_empty() {
+ input.advance_to(&ahead);
+ TokenStream::new()
+ } else {
+ parse_token_expr(input, false)?
+ };
+
+ let requires_fmt_machinery = !args.is_empty();
+
let display = Display {
original: attr,
- fmt: input.parse()?,
- args: parse_token_expr(input, false)?,
+ fmt,
+ args,
+ requires_fmt_machinery,
has_bonus_display: false,
implied_bounds: Set::new(),
};
@@ -196,8 +212,18 @@ impl ToTokens for Display<'_> {
fn to_tokens(&self, tokens: &mut TokenStream) {
let fmt = &self.fmt;
let args = &self.args;
- tokens.extend(quote! {
- ::core::write!(__formatter, #fmt #args)
+
+ // Currently `write!(f, "text")` produces less efficient code than
+ // `f.write_str("text")`. We recognize the case when the format string
+ // has no braces and no interpolated values, and generate simpler code.
+ tokens.extend(if self.requires_fmt_machinery {
+ quote! {
+ ::core::write!(__formatter, #fmt #args)
+ }
+ } else {
+ quote! {
+ __formatter.write_str(#fmt)
+ }
});
}
}
diff --git a/third_party/rust/thiserror-impl/src/fmt.rs b/third_party/rust/thiserror-impl/src/fmt.rs
index 807dfb9677..b38b7bf1f5 100644
--- a/third_party/rust/thiserror-impl/src/fmt.rs
+++ b/third_party/rust/thiserror-impl/src/fmt.rs
@@ -32,7 +32,10 @@ impl Display<'_> {
}
}
+ self.requires_fmt_machinery = self.requires_fmt_machinery || fmt.contains('}');
+
while let Some(brace) = read.find('{') {
+ self.requires_fmt_machinery = true;
out += &read[..brace + 1];
read = &read[brace + 1..];
if read.starts_with('{') {