Closed tmaklin opened this issue Jul 4, 2023 · 1 comment Closed Build fails with error[E0635]: unknown feature proc_macro_span_shrink #31. 6. . 10. error: `cannot find attribute in this scope` when using custom proc_macro with attributes written with darling in rust. Though I know how give out errors using Span after it has been parsed, I am not able to figure how to do it during a parse. Milestone. 9. (proc_macro_span_shrink #87552) Creates an empty span pointing to. There's not much else to see here as the. moveline. 1 error[E0635]: unknown feature proc_macro_span_shrink --> C:Users oger. Pull requests 4. dylib_lto 1. rs. The tracking issue for this feature is: #54725#54725A compressed span. Compiling slab v0. dump_mono_stats 1. If two identifiers have the same string, they will collide or shadow each other. )Have been running into ICE during . 7. This can be useful for things like test. cargo/registry/src/index. crates. cargo/registry/src/index. 2. Diagnostic::spanned(span, Level::Error, text). ) #87088 (Fix stray notes when the source code is. 3. You can use quote::quote to generate the output of the macro, and use # to insert the contents of a variable into the generated code. 63+?proc_macro_span. report_time 1. proc_macro_expand. extern_options 1. (no external lib)A support library for macro authors when defining new macros. 43 : cargo update -p proc-macro2 --precise 1. 73. Which uses qt. #7805. I've started to learn Solana and I'm on the very beginning. 6. ERROR test_me % cargo build Compiling libc v0. 2. You signed in with another tab or window. 12. The issue was fixed via: proc-macro2 1. Similarly to macro_rules! macros, they’re more flexible than functions; for example, they can take an unknown number of arguments. User Manual. emit_stack_sizes 1. dump_mono_stats_format 1. io index Compiling proc-macro2 v1. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Crate proc_macro. Panics. Rollback office update. control_flow_guard 1. 3. 4. (proc_macro_span #54725) 创建一个包含 self 和 other 的新跨度。. 对比不同版本的proc-macro2，去掉本地库中proc-macro2-1. 1. . rs:92:30 | 92 | feature(proc_macro_span, proc_macro_span_shrink) | Just trying to use some p. 6. 14. Convert proc_macro2::Span to proc_macro::Span. 11. crates. 2. 61 with latest r-a. Merged kaczmarczyck closed this as completed in #555 Oct 10, 2022. rs`. However, since version 0. toml directly. emit_stack_sizes 1. Unknown feature proc_macro_span_shrink HOT 3; Integer overflow in nested comment parser when nesting depth exceeds 4 billion; Span pointing to its own construction site like Location::caller HOT 1 `LitByteStr` produces tokens that trigger `clippy::octal-escapes` HOT 2; Convert from proc_macro2::Span to proc_macro::Span without panicWhat happend Failed to install/compile latest taplo-cli (v0. 12. (proc_macro_span_shrink) Creates an empty span pointing to directly before this span. . 2, and build as nightly i'm getting the following not sure if this is a problem that can be resolved at this level error[E0635]: unknown feature proc_macro_span_shrink --> C:Us. dump_mono_stats 1. toml should contain. anchor build -> stack offset exceeding max offset. [lib] proc-macro = true. 6. Syn operates on the token representation provided by the proc-macro2 crate from crates. control_flow_guard 1. after() which give empty spans right at the start and end of the. 13. 12. Compiling object v0. 11. branch_protection 1. 11. 43 due to it needing proc_macro_span_shrink from a later Rust version. e. codegen_backend 1. 9. 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. 4. branch_protection 1. 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 site(proc_macro_span #54725) Gets the ending line/column in the source file for this span. 4. Cannot build - unknown feature `proc_macro_span_shrink` 2. E-needs-mcve Call for participation: This issue needs a Minimal Complete and Verifiable Example P-medium Medium priority regression-from-stable-to-nightly Performance or correctness regression from stable to nightly. (proc_macro_span_shrink #87552) Creates an empty span pointing to. 6. A support library for macro authors when defining new macros. We get to execute arbitrary Rust code to figure out what to do with those tokens, then hand some tokens back to the compiler to compile into the user's crate. 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. dump_mono_stats_format 1. source pub fn before(&self) -> Span. dwarf_version 1. You signed in with another tab or window. 2. 5. rust-analyzer Add a standalone rust-analyzer-proc-macro-srv binary. If this Span wasn’t generated from other macro expansions then the return value is the same as *self. cargo. 60 Version rust: 1. 8. 0. source pub fn located_at (&self, other: Span) -> Span The proc-macro2 crate is using unstable features when it detects nightly. 0. 50 Compiling unicode-ident v1. Comments. Meanwhile proc_macro2 types. You can still use the procedural macros file!() and module_path!(). into()), "No literals allowed in the `macro` proc-macro" ). . 0 we don't have to turn off std for most crates. A support library for macro authors when defining new macros. 17. cargo/registry/src/index. Most likely your protobuf-compiler version is outdated. 14. 2. Tracking issue: rust-lang/rust#87552Oh, another random thing that may figure into proc macro APIs: what about the general desire for “collector” macros, that is, some kind of facility for aggregating info from annotated items and feeding that into another macro (see pre-rfc, and RFC 2318 proposes a restricted step in the same direction). The span of the invocation of the current procedural macro. emit_stack_sizes 1. arch-meson is causing solanum to be built with debug flags due to these lines in the source code at build-aux/cargo. 3. rust-analyzer Add a standalone rust-analyzer-proc-macro-srv binary. When defining a procedural macro it is possible to control the span of identifiers in order to bypass hygiene, but as far as I can tell there is no way for a procedural macro to define a new procedural macro. A support library for macro authors when defining new macros. 0. However, with rust edition 2018 and dropping extern crate declarations from lib. How to write a procedural macro. source pub fn before(&self) -> Span. I've only written a few lines of Rust, and never a macro, so this is based on reading the relevant documentation and following the examples of the other macros in the directory (namely serial. 2 The release number or commit hash of the version you're using. Closed adetaylor opened this issue Jul 5, 2023 · 0 comments · Fixed by #1315. The avr-hal repository is a workspace containing all components making up the HAL. Whenever I am doing a anchor build, the build fails showing the following error :- If somebody can please. move_size_limit 1. Reload to refresh your session. profile 1. 109 │ │ └── test-log v0. rs with this. 2. codegen_backend 1. Which is failing to be built. location_detail 1. 10. 59 is broken in an upstream library causing compilation errors: rust-lang/rust#113152 Using stable-aarch64-apple-darwin unchanged - rustc 1. . move_size_limit 1. export_executable_symbols 1. 0. emit_stack_sizes 1. My project structure, thus, is as follows: ├── pg-worm │ ├── pg-worm-derive │ │ ├──. proc_macro_span_shrink. 0 Updating crates. The latest Fedora rust package fixes this. 我最近在研究wedpr，根据手册操作按照示例demo的时候，在准备演示verifiable_confidential_ledger 这个场景的时候，运行cargo run. We can accomplish this task through a feature of Rust called "procedural macros. 10. 0-nightly (839e9a6e1 2023-07-02) lighthouse: stable/unstable Present Behavior Failure to. Compiling autocfg v1. dwarf_version 1. io-6f17d22bba15001f/proc-macro2-1. Commit time. sh: It would probably be good enough to patch this file by not checking for the. 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. Fix Issue #7. I also had to pin proc-macros2 at =1. control_flow_guard 1. Thanks. I have tried to run vscode in administrator mode but it didn't work. 2. 107 Compiling libc v0. You signed in with another tab or window. Basically whenever I change something, the whole function is. control_flow_guard 1. The tracking issue for this feature is: #54725#54725error[E0635]: unknown feature proc_macro_span_shrink while building av2 by Pip #212 opened Jul 10, 2023 by eyecod-toppick. 1 Compiling miniz_oxide v0. 3. io rather than using the compiler's built in proc-macro crate directly. 17 Compiling once_cell v1. source pub fn after(&self) -> Span. 1. Related posts. 12. A common hack is to import the desired crate with a know name and use this. . Use proc-macro-nested if you require support for nested. codegen_backend. io index Installing tauri-cli v1. 6. The Unstable Book. One of the project maintainers explained to me that I was using a too-recent toolchain. Closed ia0 reviewed Sep 26, 2022. 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. The Unstable Book; 1. 0, "natively" on NetBSD/sparc64 10. samuelpilz March 20, 2020, 11:25am 1. We will also keep span information for each token, since that is where a record of macro expansion is. . Type. 9. and generate a method for the enum that will let me convert an u8 into an allowed variant like this. 0 Compiling parking_lot_core v0. 1. Repeat with any proc macros that need expanding (which may spawn several toolchains, if different cargo. 37 Compiling unicode-xid v0. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Make software development more efficient, Also welcome to join our telegram. 2. Returns None if self and other are from different files. Saved searches Use saved searches to filter your results more quickly The issue was fixed via: proc-macro2 1. com> - 1. Hi everyone! I am a newbie to Rust programming. 9 Compiling windows_x86_64_msvc v0. More details are shown here proc-macro2 issue. 6. We will polyfill those nightly-only APIs back to Rust 1. You switched accounts on another tab or window. pub fn span_warning <S, T> (self, spans: S, message: T) -> Diagnostic where S: MultiSpan , T: Into < String >, 🔬 This is a nightly-only experimental API. Describe the bug Upon loading the workspace in VSCode with rust-analyzer extension, the "Rust Analyzer Language Server" output shows tons of crash stacktraces. #11238 shrink the span of errors from attribute macros and derives. 对比不同版本的proc-macro2，去掉本地库中proc-macro2-1. no_unique_section_names 1. Description Building lighthouse on later versions of nightly fail due to proc-macro2. 2. extern crate proc_macro; use self::proc_macro::TokenStream; use syn::parse::{Parse, ParseStream, Result}; use syn::{parse_macro_input, Ident, Token}; // FIXME type Element = Ident; struct. * and rust. its Cargo. 🔬 This is a nightly-only experimental API. rust-analyzer version: v0. (proc_macro_span #54725) The span for the origin source code that self was generated from. 9 Compiling num-traits v0. source pub fn before(&self) -> Span. This is a nightly-only experimental API. . io-6f17d22bba15001f/proc-macro2-1. Types from proc_macro are entirely specific to procedural macros and cannot ever exist in code outside of a procedural macro. ## Problem `cargo +nightly doc` is giving a lot of warnings: broken links, naked URLs, etc. If this Span wasn't generated from other macro expansions then the return value is the same as *self . rs and main. 0-3 - Backport a rebuild fix for rust#48308. if!mode. 13. dump_mono_stats_format 1. ## Summary of changes * update the `proc-macro2` dependency so that it can compile on latest Rust nightly, see dtolnay/proc-macro2#391 and dtolnay/proc-macro2#398 * allow the `private_intra_doc_links` lint, as linking to something that's private is always more useful than just mentioning it without a. source. location_detail 1. A span that represents macro_rules hygiene, and sometimes resolves at the macro definition site (local variables, labels, $crate) and sometimes at the macro call site. Upgrading the toolchain to the latest. Compiling autocfg v1. 3. 3. Cargo. cf_protection 1. cf_protection 1. (proc_macro_span_shrink #87552) Creates an empty span pointing to. 0. github","contentType":"directory"},{"name":"benches","path":"benches. 🔬 This is a nightly-only experimental API. 1) with rust toolchain nightly-2023-08-07. 59/src/lib. I would then use quote_spanned!() to generate the proc-macro output based on those Spans. source. source pub fn start(&self) -> LineColumn. 11. 0. 59 or above is needed, 1. Closed. rs and main. The Unstable Book; 1. If the nightly feature is disabled then everything is unhygienic and I think works with the equivalent of Span::call_site(), meaning that all the tokens produced by quote! ended up morally being used with Span::call_site(). 11. proc_macro_span. 2. I am working on the proc macro workshop and am a little stuck on the builder portion of the workshop. 4 Compiling once_cel. Interesting results though, that's 4 hours faster still so far. Name. 11. Both ::proc-macro-hack and the need to sometimes export custom types or traits lead to the two-crate pattern. The Rust Reference - explains the different types of macros and has got code samples for each of them. 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. proc macro `main` not expanded: cannot find proc-macro server in sysroot `C:Userszerok. Syntax is described in the next section below. rs use proc_macro::TokenStream; use quote::quote; use syn::parse_macro_input; #[proc_macro_derive(use_self)] pub fn use_self. self_profile_events 1. codegen_backend 1. 4. 0. 9. strip 1. 0. 12. 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 siteSolved. cargo/registry/src/index. fn from_byte (byte: u8) -> Ty { match { 0 => Ty::A, 1 => Ty::B, _ => unreachable! () } } This is what I have implemented using proc_macro lib. kaczmarczyck commented Oct 10, 2022. (proc_macro_span #54725) Gets the ending line/column in the source file for this span. Moreover, a function-like procedural macro (i. A wrapper around the procedural macro API of the compiler's proc_macro crate. If this Span wasn’t generated from other macro expansions then the return value is the same as *self. The Unstable Book; 1. debug_info_for_profiling 1. 7. extern_options 1. To opt into the additional APIs available in the most recent nightly compiler, the procmacro2_semver_exempt config flag must be passed to rustc. Cargo. rust: 1. dylib_lto 1. Function-like macros are newly stable to the 2018 edition and allow defining. 4. Basically whenever I change something, the whole function is marked as problematic. More informationhas the side effect of updating a generated file in the end-user project that describes and utimately creates a SQLite Person table. I see you switched to renovate now but I wonder if it's working correctly, since I don't see any MR for that package. Cannot build - unknown feature `proc_macro_span_shrink` 2. 4. 10. 3 Compiling lazy_static v1. rs`. . It is not necessarily limits to generating methods for the enum itself. The following snippet fails to compile: playground. Yes, library features are defined inside crates. cf_protection 1. 14. 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. Reply matklad September 19, 2023, 9:34am 2. 7. Click Browse to find the folder, select a folder, and then click OK. 🔬 This is a nightly-only experimental API. /deploy. Closed. Also enabled unconditionally on nightly, in which case theProcedural macros allow you to run code at compile time that operates over Rust syntax, both consuming and producing Rust syntax. 0. debug_info_for_profiling 1. You signed out in another tab or window. Crate proc_macro. lizhuohua completed in #9. rs, when run in the. 2. 5. You signed out in another tab or window. Thanks. 0. So please forgive me. The Unstable Book; 1. {"payload":{"allShortcutsEnabled":false,"fileTree":{"compiler/rustc_expand/src":{"items":[{"name":"mbe","path":"compiler/rustc_expand/src/mbe","contentType. ( proc_macro #38356) [ −] The 0-indexed column (in UTF-8 characters) in the source file on which the span starts or ends (inclusive). llers/examples The proc-macro2 dependency at 1. proc macro `main` not expanded: cannot find proc-macro server in sysroot `C:\Users\zerok\. For anyone having errors here, please check your Rust Analyzer Language Server logs for any warnings or errors and check your configs for anything build related that might impact the build script execution of rust-analyzer, that is any of the rust-analyzer. . 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. Contains a detailed walk-through on how to write a derive macro. 14. [root@qlh liquid]# cargo build Compiling proc-macro2 v1. //! //! 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. Similar to an answer that was recently given here, you can edit the original function and insert your code at the beginning of it, which will be executed at runtime this time. 59 Compiling getrandom v0. 7. 10. dylib_lto 1. 0.