io-6f17d22bba15001f/proc-macro2-1. //! //! This library, provided by the standard distribution, provides the types //! consumed in the interfaces of procedurally defined macro definitions such as //! function-like macros `#[proc_macro]`, macro attributes `#[proc_macro_attribute]` and //! custom derive. dwarf_version 1. Failed to load latest commit information. . In cargo, it is possible to conditionally activate a feature on a dependency based on the main crate features, using the crate/feature syntax: [features] # Enables parallel processing support by. 72. You signed out in another tab or window. If this Span wasn’t generated from other macro expansions then the return value is the same as *self. I’d expected to simply use the std::arch::is_aarch64_feature_detected! macro – in which case this post would have been a 1-liner. rs and main. 12. This library, provided by the standard distribution, provides the types consumed in the interfaces of procedurally defined macro definitions such as function-like macros # [proc_macro], macro attributes # [proc_macro_attribute] and custom derive attributes # [proc. branch_protection 1. I was told that the rustup installer script at sh. 56. While this cannot be done conveniently with proc_macro_derive it can be done with proc_macro_attribute and seeing as the other answer already uses a derive attribute this solution may be better for your use case: extern crate proc_macro; extern crate proc_macro2; # [macro_use] extern crate quote; extern crate syn; use. check_cfg 1. 🔬 This is a nightly-only experimental API. relnotes Marks issues that should be. Interesting results though, that's 4 hours faster still so far. This is a nightly-only experimental API. 2. value () function will give you a String with the contents of that literal. 0. dump_mono_stats_format 1. 15. 0. 0. Connect and share knowledge within a single location that is structured and easy to search. 5. 2023. check_cfg 1. Cannot build - unknown feature `proc_macro_span_shrink` 2. 9. cf_protection 1. access address lookup table on chain. 29+ without semver exempt. branch_protection 1. 12. unknown feature `proc_macro_span_shrink`. 那么是时候该认真学习一边过程宏的内容了。. 12. How can I create a Span for use in this diagnostic?proc-macro2. pub fn source (&self) -> Span. 5. Steps to reproduce it: anchor init counterapp cd counterapp anchor build error[E0635]: unknown feature `proc_macro_span_shrink` --> /Users/cons. . Types from proc_macro are entirely specific to procedural macros and cannot ever exist in code outside of a procedural macro. As with custom derives, procedural macros may only be declared in crates of the proc-macro type, and must be public functions. pgx is a crate to write custom functions to postgres database. That rendered rust-analyzer unusable in my case. 6. Upgrade proc-macro2 to fix a nightly issue. The problem here is that println!("{}", file!()); is executed at compile time and not at runtime. 9. 3. emit_stack_sizes 1. 306 commits Files Permalink. 2. (see rust-lang/rust#113152 for more details)I'm having issues enabling proc-macro expansion for rust-analyzer in VS Code. after() which give empty spans right at the start and end of the. 0-nightly (f3623871c 2023-08-06) $ cargo install taplo-cli --version ^. 0. Procedural macros must be defined in a crate with the crate type of proc-macro. 3. proc_macro_span. 6. 2. If this Span wasn’t generated from other macro expansions then the return value is the same as *self. emit_stack_sizes 1. [dependencies] syn = "2. Cannot build - unknown feature `proc_macro_span_shrink` 2. drharryhe opened this issue Sep 11, 2023 · 4 comments. rs, people start to rename crates in Cargo. 0. cargo check --all-targets error[E0635]: unknown feature `proc_macro_span_shrink` --> /home/matthias/. . move_size_limit 1. extern_options 1. Types from proc_macro are entirely specific to procedural macros and cannot ever exist in code outside of a procedural macro. Thanks. upon doing some more research (using google lol), I've found that this is an issue with proc-macro. There's not much else to see here as the. rust-analyzer Add an environment variable to test proc macros against various toolchains. codegen_backend 1. . lizhuohua added a commit that referenced this issue on Nov 11, 2022. When I view cargo tree I only see dependencies on 1. Compiling proc-macro2 v1. This library serves two purposes: Bring proc-macro-like functionality to other contexts like build. crates. 6. So we add PyO3 to its dependencies: [dependencies] # <snip> pyo3 = "0. Convert proc_macro2::Span to proc_macro::Span. At its core, rust-analyzer is a for semantic analysis of Rust code as it changes over time. 2. 1. taiki-e commented May 7, 2019 (We probably can remove proc_macro_span from allow-features because dtolnay/proc-macro2#176 merged and proc-macro2 4. ) Public API // p. 54. cf_protection 1. no_unique_section_names 1. Based on the nature of the DSL, it is not possible for me to use any Span from the input TokenStream. 0 Compiling scopeguard v1. The 1-indexed line in the source file on which the span starts or ends (inclusive). into() } Which reports exactly where the user is passing a literal, which is a feature not allowed in the arguments of the attribute. Saved searches Use saved searches to filter your results more quickly The issue was fixed via: proc-macro2 1. 9. source pub fn source_file (&self) -> SourceFile When running deploy script(develop branch) to build openSK or erase_storage for nrf52840_dongle with ". Copy link Collaborator. As a exercise, I wanted to write a program like a little lint which would check the length of functions, and if the length is greater than the default max length, emit a warning. syn fails to compile on raspberry pi (ARMv7) rust-lang/rust#56501 syn fails to compile on raspberry pi (ARMv7) Cannot compile proc-macro2 v1. 9. 23 Compiling syn v1. #7805. 06 Oct 2022 solana blockchain. 14. 15. 7. In Rust, typically your best option is to narrow down your types to the most minimal subset possible. 1. 11. 31. github","contentType":"directory"},{"name":"benches","path":"benches. dump_mono_stats 1. 0. Java - Maven 編譯問題 (1) 11 Oct 2023; Java - How to compile and run a java program ?Finds out which toolchain it's been compiled with. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this siteproc_macro_span_shrink. 11. cargo/registry/src. 15 Compiling crossbeam-utils v0. #7805. 0 Compiling autocfg v1. control_flow_guard 1. 1. // "proc_macro_span" // Enable non-dummy behavior of Span::start and Span::end methods which // requires an unstable compiler feature. 8. 3. cargo/registry/src/index. Any time that derive appears in the user's code, the Rust compiler passes their data structure as tokens into our macro. location_detail 1. The package doesn't build in a clean chroot. 9%+) of SpanData instances can be made to fit within those 8 bytes. emit_stack_sizes 1. Learn more about TeamsI am trying to write procedural macros that will accept a Rust enum like. Reload to refresh your session. 9. 1) with rust toolchain nightly-2023-08-07. sourceerror[E0635]: unknown feature proc_macro_span_shrink --> /home/shkr/. Warning: This code is incomplete and partially broken. 如果 self 和 other 来自不同的文件，则返回 None 。. Compiling object v0. 8. Rollback office update. Reload to refresh your session. You can still use the procedural macros file!() and module_path!(). error[E0635]: unknown feature `proc_macro_span_shrink` --> $HOME/. How to write a procedural macro. dwarf_version 1. 13. Types from proc_macro are entirely specific to procedural macros and cannot ever exist in code outside of a procedural macro. 13 rustwasm/wasm-bindgen#719 Cannot compile proc-macro2 v1. You signed out in another tab or window. proc_macro_span_shrink. Whenever I am doing a anchor build, the build fails showing the following error :- If somebody can please. move_size_limit 1. 14. 768). fn def_site() -> Span: this is what you are after. control_flow_guard 1. Unlike proc_macro2::Span, the proc_macro::Span type can only exist within the context of a procedural macro. . 2 The release number or commit hash of the version you're using. 2. I haven't even tried to compile it yet. 2. branch_protection. Build fails with error[E0635]: unknown feature proc_macro_span_shrink #31. 5. 0. 29 released. The Unstable Book; 1. 0_BETA, but that failed with an "illegal instruction" fault. codegen_backend 1. I'll open an issue and point to this forum post as well. . Identifiers created with this span will be resolved as if they were written directly at the macro call location (call-site. pub fn join (&self, other: Span) -> Option < Span >. 1. The tracking issue for this feature is: #87552#87552Create a crate of type proc_macro, i. branch_protection 1. 📜 Source code examples. A support library for macro authors when defining new macros. @Alvra, by macro_rules you can't know about enum fields. emit(); The problem is, the spanned method takes a proc_macro2::Span as an argument, a struct which has no constructor available. This method is available when building with a nightly compiler, or when building with rustc 1. extern_options 1. Macros. is a comma-separated list of: proc_macro_hack: In order to correctly cooperate with #. 1 Compiling libc v0. 5. 1. Asking for help, clarification, or responding to other answers. If this Span wasn’t generated from other macro expansions then the return value is the same as *self. Cargo Error: "error[E0635]: unknown feature proc_macro_span_shrink" when building. toml directly. moveline. 10. Latest commit message. 2. Provide details and share your research! But avoid. Literals created through this method have the Span::call_site() span by default, which can be configured with the set_span method below. 1 (stable) It was fixed in #1827, so if someone would be kind enough to bump the release, that would be groovy. source. debug_info_for_profiling 1. You signed in with another tab or window. Unfortunately I got the following error: error[E0635]: u. 11. its Cargo. Copy link Crate proc_macro. control_flow_guard 1. Some needed and suggested changes: git source should be cloned to an unversioned folder so that it doesn't have to be recloned (130MB) when the package is bumped. 45 中，Rust 的 卫生宏 Hygienic macro 迎来了 stable 版本，这意味着 过程宏 Procedural macro 和 声明宏 Declare macro 板块全面稳定。. Error error[E0635]: unknown feature `proc. //! //! This library, provided by the standard distribution, provides the types //! consumed in the interfaces of procedurally defined macro definitions such as //! function-like macros `#[proc_macro]`, macro attributes `#[proc_macro_attribute]` and //! custom derive. First of all, this means we’ll be using Python in our proc-macro crate. 1. // // "is_available" // Use proc_macro::is_available() to detect if the proc macro API is // available or needs to be polyfilled instead of trying to use the proc // macro API and catching a panic if it isn't available. CI is currently failing the documentation build due to this error: error[E0635]: unknown feature `proc_macro_span_shrink` --> /home/runner/. The most important contributing factor to complexity is non-technical. 2 [Optional] Relevant system information Windows / ndk: 25. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this siteproc-macro2. Q&A for work. e. extern_options 1. ) #87088 (Fix stray notes when the source code is. Saved searches Use saved searches to filter your results more quicklyRelated: extract_rust_hdl_interface, rust_hls, rust_hls, rust_hls_macro, rust_hls_macro_lib, wrap_verilog_in_rust_hdl_macro See also: cargo-careful, serde_spanned, rmp, queued, mpi, janus_messages, rmpv, prodash, crossbeam-channel, minitrace, cargo-all-features Lib. tls_model 2. 0 (90c541806 2023-05-31) I get the fol. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have proc_macro_span_shrink. So please forgive me. precise_pointer_size_matching. Reload to refresh your session. This library, provided by the standard distribution, provides the types consumed in the interfaces of procedurally defined macro definitions such as function-like macros # [proc_macro], macro attributes # [proc_macro_attribute] and custom derive attributes # [proc. 13. 0-nightly), compilation fails with this error: error[E0635]: unknown feature `proc_macro_span_shrink` --> /home/saverio/. (proc_macro_span #54725) The span for the origin source code that self was generated from. 0. You signed in with another tab or window. jtmoon79 changed the title cargo build nightly fails: _error[E0635]: unknown feature proc_macro_span_shrink_ cargo build nightly fails: error[E0635]: unknown feature proc_macro_span_shrink Jul 4, 2023Coolio. 4. 13. It only returns a result if the span corresponds to real source code. It only returns a result if the span corresponds to real source code. Identifiers created with this span will be resolved as if they were written directly at the macro call location (call-site hygiene) and other code at the macro call site will be able to refer to them as well. Warning: the underlying proc_macro::Span::join method is nightly-only. io index Compiling proc-macro2 v1. 0 error[E0635]: unknown feature `proc_macro_span_shrink` --> /home/temaklin. 6 Compiling memchr v2. 8. Star 590. strip 1. 对比不同版本的proc-macro2，去掉本地库中proc-macro2-1. 003b79d. may solve your problem. 51 somewhere that needs to be bumped to 1. Note: When using Cargo, Procedural macro crates are. Connect and share knowledge within a single location that is structured and easy to search. 10. One method I know there are workarounds for (when used in conjunction with compile_error!Judging by this GitHub issue, and in particular this comment, it seems that proc macro expansion is quite dependent on the version of the Rust compiler. move_size_limit 1. There's a missing dependency on libinput. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Crate proc_macro. emit_stack_sizes 1. Currently this library is geared toward use in Rust procedural macros, but contains some APIs that may be useful more generally. If this Span wasn't generated from other macro expansions then the return value is the same as *self . 66 Compiling unicode-ident v1. pub fn source (&self) -> Span. Function-like macros are newly stable to the 2018 edition and allow defining. debug_info_for_profiling 1. Most of the time you want to use the macros. Actions. source. A wrapper around the procedural macro API of the compiler's proc_macro crate. 0. This is what you call "unhygienic" and is equivalent to "copy and pasting". . 0. I do not have a lot of experience using proc_macro, but based on this answer I found it was easy to adapt it to manually replace literals in the token tree without the use of the syn or quote crates. Stack Overflow error[E0635]: unknown feature `proc_macro_span_shrink` --> $HOME/. Warnings are now issued for manifest keys that have mixed both underscore and dash variants (such as specifying both proc_macro and proc-macro) #10316 ; Cargo now uses the standard library's available_parallelism instead of the num_cpus crate for determining the default parallelism. Unlike proc_macro2::Span, the proc_macro::Span type can only exist within the context of a procedural macro. dump_mono_stats_format 1. . Copy linkSome needed and suggested changes: git source should be cloned to an unversioned folder so that it doesn't have to be recloned (130MB) when the package is bumped. 7. 14. 12. Hi wang13245, I checked the issue and and can confirm it is associated with proc-macro2 v1. This typically happens around resolution in macro expansion and has to do primarily with quote! I believe. . wang13245 opened this issue Aug 13, 2023 · 1 comment Comments. 72. 12. We will also keep span information for each token, since that is where a record of macro expansion is. rs:92:30 |. I've opened dtolnay/proc-macro2#175 to see if we can get a way to disable that feature in proc-macro2 , but if we can't do that soon I'll probably revert the Travis changes from #1555 until. 6. 5. rustup. Compiler flags; 1. . 3. 2". In this post, we’ll see how to detect if specific SIMD instructions are available on the exact CPU model we’re running on. . 0-nightly (839e9a6e1 2023-07-02) lighthouse: stable/unstable Present Behavior Failure to. debug_info_for_profiling 1. You signed in with another tab or window. 8. dump_mono_stats_format 1. That rendered rust-analyzer unusable in my case. . As with custom derives, procedural macros may only be declared in crates of the proc-macro type, and must be public functions. It's entirely conceivable that this issue is or was. github","contentType":"directory"},{"name":"benches","path":"benches. 7. next() with find_map(). cf_protection 1. Anchor build fails due to a current Rust version (1. 8937393 What you did Tried to run the andr. 7. A support library for macro authors when defining new macros. saltedcoffii commented on 2023-02-20 10:40 (UTC) (edited on 2023-02-20 10:45 (UTC) by saltedcoffii ) @rafaelff: sorry it took me so long to respond. (proc_macro_span_shrink #87552) Creates an empty span pointing to. After much messing around I think I have something that works, although I'm happy to accept other answers that are better as I feel this is a bit messy: extern crate proc_macro; use proc_macro2:: {Span, TokenStream}; use quote::quote; use syn:: {parse_macro_input, Attribute, DeriveInput, Ident, Result}; # [proc_macro_derive. Unfortunately rust-lang/rust#60289 has revealed that proc-macro2 is using an unstable feature when it's built on nightly, which has broken those CI builds. 29+ without semver exempt features. Compiler flags; 1. toml directly. 107 Compiling libc v0. pub fn start(&self) -> LineColumn source. proc macros; decl macros; You can find all the pedagogical examples of macros shown in this article in this repo 🌟 Please star the r3bl-open-core repo on github if you like it 🙏. 8. before() and span. . cf_protection 1. Code. 3. This is a nightly-only experimental API. source pub fn before(&self) -> Span. View changes. This setting is also implied if proc-macro-hack was detected. #11157 remove SemanticScope::speculative_resolve_as_mac. 🔬 This is a nightly-only experimental API. . profile 1. dump_mono_stats_format 1. So those dependencies wouldn't be checked/downloaded/compiled when the proc macro crate is compiled, but the compiler could make sure that those dependencies are present in the crate using the proc macro. rs. I've tried setting "rust-analyzer. 8. #10427 ; cargo search terms are now. 0. 4. patch; 0002-Bug-1504834-XULText-AA-fix-BE. 1. If it's provided by rustup, it adds the rust-analyzer component as needed. Compiling autocfg v1. Related posts. 1. 2. proc_macro_expand. Here the logs. codegen_backend 1. Name. No other public items may be declared in proc-macro crates, but private items are fine. control_flow_guard 1. 1. 🔬 This is a nightly-only experimental API. Host and manage packages Security. 139 Compiling cfg-if v1. dylib_lto 1.