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Use token_descr more in error messages #132332

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merged 2 commits into from
Oct 30, 2024

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nnethercote
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This is the first two commits from #124141, put into their own PR to get things rolling. Commit messages have the details.

r? @estebank
cc @petrochenkov

By using `token_descr`, as is done for many other errors, we can get
slightly better descriptions in error messages, e.g.
"macro expansion ignores token `let` and any following" becomes
"macro expansion ignores keyword `let` and any tokens following".

This will be more important once invisible delimiters start being
mentioned in error messages -- without this commit, that leads to error
messages such as "error at ``" because invisible delimiters are
pretty printed as an empty string.
Much like the previous commit.

I think the removal of "the token" in each message is fine here. There
are many more error messages that mention tokens without saying "the
token" than those that do say it.
@nnethercote nnethercote marked this pull request as ready for review October 29, 2024 21:14
@rustbot rustbot added S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. labels Oct 29, 2024
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i like this a lot

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r=me unless u want a review specifically from esteban

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r=me

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@bors r=estebank rollup

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bors commented Oct 30, 2024

📌 Commit dd2b027 has been approved by estebank

It is now in the queue for this repository.

@bors bors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Oct 30, 2024
workingjubilee added a commit to workingjubilee/rustc that referenced this pull request Oct 30, 2024
…r=estebank

Use `token_descr` more in error messages

This is the first two commits from rust-lang#124141, put into their own PR to get things rolling. Commit messages have the details.

r? `@estebank`
cc `@petrochenkov`
bors added a commit to rust-lang-ci/rust that referenced this pull request Oct 30, 2024
…kingjubilee

Rollup of 8 pull requests

Successful merges:

 - rust-lang#129394 (Don't lint `irrefutable_let_patterns` on leading patterns if `else if` let-chains)
 - rust-lang#131856 (TypingMode: merge intercrate, reveal, and defining_opaque_types)
 - rust-lang#132246 (Rename `rustc_abi::Abi` to `BackendRepr`)
 - rust-lang#132322 (powerpc64-ibm-aix: update maintainters)
 - rust-lang#132327 (Point to Fuchsia team in platform support docs)
 - rust-lang#132332 (Use `token_descr` more in error messages)
 - rust-lang#132338 (Remove `Engine`)
 - rust-lang#132340 (cg_llvm: Consistently use safe wrapper function `set_section`)

r? `@ghost`
`@rustbot` modify labels: rollup
bors added a commit to rust-lang-ci/rust that referenced this pull request Oct 30, 2024
…iaskrgr

Rollup of 8 pull requests

Successful merges:

 - rust-lang#129394 (Don't lint `irrefutable_let_patterns` on leading patterns if `else if` let-chains)
 - rust-lang#131856 (TypingMode: merge intercrate, reveal, and defining_opaque_types)
 - rust-lang#132322 (powerpc64-ibm-aix: update maintainters)
 - rust-lang#132327 (Point to Fuchsia team in platform support docs)
 - rust-lang#132332 (Use `token_descr` more in error messages)
 - rust-lang#132338 (Remove `Engine`)
 - rust-lang#132340 (cg_llvm: Consistently use safe wrapper function `set_section`)
 - rust-lang#132342 (cg_llvm: Clean up FFI calls for operand bundles)

r? `@ghost`
`@rustbot` modify labels: rollup
@bors bors merged commit 2480e3b into rust-lang:master Oct 30, 2024
6 checks passed
@rustbot rustbot added this to the 1.84.0 milestone Oct 30, 2024
rust-timer added a commit to rust-lang-ci/rust that referenced this pull request Oct 30, 2024
Rollup merge of rust-lang#132332 - nnethercote:use-token_descr-more, r=estebank

Use `token_descr` more in error messages

This is the first two commits from rust-lang#124141, put into their own PR to get things rolling. Commit messages have the details.

r? ``@estebank``
cc ``@petrochenkov``
@nnethercote nnethercote deleted the use-token_descr-more branch October 30, 2024 18:51
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5 participants