Move Edition into span crate

crates/base-db/src/input.rs

@@ -6,11 +6,12 @@
 //! actual IO. See `vfs` and `project_model` in the `rust-analyzer` crate for how
 //! actual IO is done and lowered to input.
 
-use std::{fmt, mem, ops, str::FromStr};
+use std::{fmt, mem, ops};
 
 use cfg::CfgOptions;
 use la_arena::{Arena, Idx, RawIdx};
 use rustc_hash::{FxHashMap, FxHashSet};
+use span::Edition;
 use syntax::SmolStr;
 use triomphe::Arc;
 use vfs::{file_set::FileSet, AbsPathBuf, AnchoredPath, FileId, VfsPath};
@@ -293,42 +294,11 @@ pub struct CrateData {
     pub is_proc_macro: bool,
 }
 
-#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
-pub enum Edition {
-    Edition2015,
-    Edition2018,
-    Edition2021,
-    Edition2024,
-}
-
-impl Edition {
-    pub const CURRENT: Edition = Edition::Edition2021;
-    pub const DEFAULT: Edition = Edition::Edition2015;
-}
-
 #[derive(Default, Debug, Clone, PartialEq, Eq)]
 pub struct Env {
     entries: FxHashMap<String, String>,
 }
 
-impl Env {
-    pub fn new_for_test_fixture() -> Self {
-        Env {
-            entries: FxHashMap::from_iter([(
-                String::from("__ra_is_test_fixture"),
-                String::from("__ra_is_test_fixture"),
-            )]),
-        }
-    }
-}
-
-#[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)]
-pub enum DependencyKind {
-    Normal,
-    Dev,
-    Build,
-}
-
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub struct Dependency {
     pub crate_id: CrateId,
@@ -670,32 +640,6 @@ impl CrateData {
     }
 }
 
-impl FromStr for Edition {
-    type Err = ParseEditionError;
-
-    fn from_str(s: &str) -> Result<Self, Self::Err> {
-        let res = match s {
-            "2015" => Edition::Edition2015,
-            "2018" => Edition::Edition2018,
-            "2021" => Edition::Edition2021,
-            "2024" => Edition::Edition2024,
-            _ => return Err(ParseEditionError { invalid_input: s.to_owned() }),
-        };
-        Ok(res)
-    }
-}
-
-impl fmt::Display for Edition {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        f.write_str(match self {
-            Edition::Edition2015 => "2015",
-            Edition::Edition2018 => "2018",
-            Edition::Edition2021 => "2021",
-            Edition::Edition2024 => "2024",
-        })
-    }
-}
-
 impl Extend<(String, String)> for Env {
     fn extend<T: IntoIterator<Item = (String, String)>>(&mut self, iter: T) {
         self.entries.extend(iter);
@@ -722,19 +666,6 @@ impl Env {
     }
 }
 
-#[derive(Debug)]
-pub struct ParseEditionError {
-    invalid_input: String,
-}
-
-impl fmt::Display for ParseEditionError {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "invalid edition: {:?}", self.invalid_input)
-    }
-}
-
-impl std::error::Error for ParseEditionError {}
-
 #[derive(Debug)]
 pub struct CyclicDependenciesError {
     path: Vec<(CrateId, Option<CrateDisplayName>)>,

crates/base-db/src/lib.rs

@@ -14,9 +14,9 @@ use triomphe::Arc;
 pub use crate::{
     change::FileChange,
     input::{
-        CrateData, CrateDisplayName, CrateGraph, CrateId, CrateName, CrateOrigin, Dependency,
-        DependencyKind, Edition, Env, LangCrateOrigin, ProcMacroPaths, ReleaseChannel, SourceRoot,
-        SourceRootId, TargetLayoutLoadResult,
+        CrateData, CrateDisplayName, CrateGraph, CrateId, CrateName, CrateOrigin, Dependency, Env,
+        LangCrateOrigin, ProcMacroPaths, ReleaseChannel, SourceRoot, SourceRootId,
+        TargetLayoutLoadResult,
     },
 };
 pub use salsa::{self, Cancelled};

crates/hir-def/src/lib.rs

@@ -73,7 +73,7 @@ use std::{
 use base_db::{
     impl_intern_key,
     salsa::{self, impl_intern_value_trivial},
-    CrateId, Edition,
+    CrateId,
 };
 use hir_expand::{
     builtin_attr_macro::BuiltinAttrExpander,
@@ -90,7 +90,7 @@ use hir_expand::{
 use item_tree::ExternBlock;
 use la_arena::Idx;
 use nameres::DefMap;
-use span::{AstIdNode, FileAstId, FileId, SyntaxContextId};
+use span::{AstIdNode, Edition, FileAstId, FileId, SyntaxContextId};
 use stdx::impl_from;
 use syntax::{ast, AstNode};
 

crates/hir-def/src/nameres.rs

@@ -59,14 +59,14 @@ mod tests;
 
 use std::ops::Deref;
 
-use base_db::{CrateId, Edition, FileId};
+use base_db::{CrateId, FileId};
 use hir_expand::{
     name::Name, proc_macro::ProcMacroKind, ErasedAstId, HirFileId, InFile, MacroCallId, MacroDefId,
 };
 use itertools::Itertools;
 use la_arena::Arena;
 use rustc_hash::{FxHashMap, FxHashSet};
-use span::{FileAstId, ROOT_ERASED_FILE_AST_ID};
+use span::{Edition, FileAstId, ROOT_ERASED_FILE_AST_ID};
 use stdx::format_to;
 use syntax::{ast, SmolStr};
 use triomphe::Arc;

crates/hir-def/src/nameres/collector.rs

@@ -5,7 +5,7 @@
 
 use std::{cmp::Ordering, iter, mem, ops::Not};
 
-use base_db::{CrateId, Dependency, Edition, FileId};
+use base_db::{CrateId, Dependency, FileId};
 use cfg::{CfgExpr, CfgOptions};
 use either::Either;
 use hir_expand::{
@@ -22,7 +22,7 @@ use itertools::{izip, Itertools};
 use la_arena::Idx;
 use limit::Limit;
 use rustc_hash::{FxHashMap, FxHashSet};
-use span::{ErasedFileAstId, FileAstId, Span, SyntaxContextId};
+use span::{Edition, ErasedFileAstId, FileAstId, Span, SyntaxContextId};
 use stdx::always;
 use syntax::{ast, SmolStr};
 use triomphe::Arc;

crates/hir-def/src/nameres/path_resolution.rs

@@ -10,8 +10,8 @@
 //!
 //! `ReachedFixedPoint` signals about this.
 
-use base_db::Edition;
 use hir_expand::{name::Name, Lookup};
+use span::Edition;
 use triomphe::Arc;
 
 use crate::{

crates/hir-expand/src/builtin_fn_macro.rs

@@ -1,11 +1,11 @@
 //! Builtin macro
 
-use base_db::{AnchoredPath, Edition, FileId};
+use base_db::{AnchoredPath, FileId};
 use cfg::CfgExpr;
 use either::Either;
 use itertools::Itertools;
 use mbe::{parse_exprs_with_sep, parse_to_token_tree};
-use span::{Span, SpanAnchor, SyntaxContextId, ROOT_ERASED_FILE_AST_ID};
+use span::{Edition, Span, SpanAnchor, SyntaxContextId, ROOT_ERASED_FILE_AST_ID};
 use syntax::ast::{self, AstToken};
 
 use crate::{

crates/hir-expand/src/declarative.rs

@@ -1,8 +1,8 @@
 //! Compiled declarative macro expanders (`macro_rules!`` and `macro`)
 use std::sync::OnceLock;
 
-use base_db::{CrateId, Edition, VersionReq};
-use span::{MacroCallId, Span};
+use base_db::{CrateId, VersionReq};
+use span::{Edition, MacroCallId, Span};
 use syntax::{ast, AstNode};
 use triomphe::Arc;
 

crates/hir-expand/src/lib.rs

@@ -30,10 +30,11 @@ use triomphe::Arc;
 
 use std::{fmt, hash::Hash};
 
-use base_db::{salsa::impl_intern_value_trivial, CrateId, Edition, FileId};
+use base_db::{salsa::impl_intern_value_trivial, CrateId, FileId};
 use either::Either;
 use span::{
-    ErasedFileAstId, FileRange, HirFileIdRepr, Span, SpanAnchor, SyntaxContextData, SyntaxContextId,
+    Edition, ErasedFileAstId, FileRange, HirFileIdRepr, Span, SpanAnchor, SyntaxContextData,
+    SyntaxContextId,
 };
 use syntax::{
     ast::{self, AstNode},

crates/hir-ty/Cargo.toml

@@ -47,6 +47,7 @@ hir-expand.workspace = true
 base-db.workspace = true
 syntax.workspace = true
 limit.workspace = true
+span.workspace = true
 
 [dev-dependencies]
 expect-test = "1.4.0"

crates/hir-ty/src/method_resolution.rs

@@ -4,7 +4,7 @@
 //! and the corresponding code mostly in rustc_hir_analysis/check/method/probe.rs.
 use std::ops::ControlFlow;
 
-use base_db::{CrateId, Edition};
+use base_db::CrateId;
 use chalk_ir::{cast::Cast, Mutability, TyKind, UniverseIndex, WhereClause};
 use hir_def::{
     data::{adt::StructFlags, ImplData},
@@ -15,6 +15,7 @@ use hir_def::{
 use hir_expand::name::Name;
 use rustc_hash::{FxHashMap, FxHashSet};
 use smallvec::{smallvec, SmallVec};
+use span::Edition;
 use stdx::never;
 use triomphe::Arc;
 

crates/hir/src/lib.rs

@@ -38,7 +38,7 @@ mod display;
 use std::{iter, mem::discriminant, ops::ControlFlow};
 
 use arrayvec::ArrayVec;
-use base_db::{CrateDisplayName, CrateId, CrateOrigin, Edition, FileId};
+use base_db::{CrateDisplayName, CrateId, CrateOrigin, FileId};
 use either::Either;
 use hir_def::{
     body::{BodyDiagnostic, SyntheticSyntax},
@@ -79,6 +79,7 @@ use hir_ty::{
 use itertools::Itertools;
 use nameres::diagnostics::DefDiagnosticKind;
 use rustc_hash::FxHashSet;
+use span::Edition;
 use stdx::{impl_from, never};
 use syntax::{
     ast::{self, HasAttrs as _, HasName},

crates/ide/Cargo.toml

@@ -36,6 +36,7 @@ ide-ssr.workspace = true
 profile.workspace = true
 stdx.workspace = true
 syntax.workspace = true
+span.workspace = true
 text-edit.workspace = true
 # ide should depend only on the top-level `hir` package. if you need
 # something from some `hir-xxx` subpackage, reexport the API via `hir`.

crates/ide/src/lib.rs

@@ -119,8 +119,8 @@ pub use ide_completion::{
 };
 pub use ide_db::{
     base_db::{
-        Cancelled, CrateGraph, CrateId, Edition, FileChange, FileId, FilePosition, FileRange,
-        SourceRoot, SourceRootId,
+        Cancelled, CrateGraph, CrateId, FileChange, FileId, FilePosition, FileRange, SourceRoot,
+        SourceRootId,
     },
     documentation::Documentation,
     label::Label,
@@ -135,6 +135,7 @@ pub use ide_diagnostics::{
     Diagnostic, DiagnosticCode, DiagnosticsConfig, ExprFillDefaultMode, Severity,
 };
 pub use ide_ssr::SsrError;
+pub use span::Edition;
 pub use syntax::{TextRange, TextSize};
 pub use text_edit::{Indel, TextEdit};
 

crates/project-model/Cargo.toml

@@ -25,6 +25,7 @@ itertools.workspace = true
 
 # local deps
 base-db.workspace = true
+span.workspace = true
 cfg.workspace = true
 paths = { workspace = true, features = ["serde1"] }
 stdx.workspace = true

crates/project-model/src/cargo_workspace.rs

@@ -4,13 +4,13 @@ use std::ops;
 use std::str::from_utf8;
 
 use anyhow::Context;
-use base_db::Edition;
 use cargo_metadata::{CargoOpt, MetadataCommand};
 use la_arena::{Arena, Idx};
 use paths::{AbsPath, AbsPathBuf, Utf8PathBuf};
 use rustc_hash::{FxHashMap, FxHashSet};
 use serde::Deserialize;
 use serde_json::from_value;
+use span::Edition;
 use toolchain::Tool;
 
 use crate::{utf8_stdout, InvocationLocation, ManifestPath, Sysroot};

crates/project-model/src/project_json.rs

@@ -49,11 +49,12 @@
 //! user explores them belongs to that extension (it's totally valid to change
 //! rust-project.json over time via configuration request!)
 
-use base_db::{CrateDisplayName, CrateId, CrateName, Dependency, Edition};
+use base_db::{CrateDisplayName, CrateId, CrateName, Dependency};
 use la_arena::RawIdx;
 use paths::{AbsPath, AbsPathBuf, Utf8PathBuf};
 use rustc_hash::FxHashMap;
 use serde::{de, Deserialize};
+use span::Edition;
 
 use crate::cfg_flag::CfgFlag;
 

crates/project-model/src/workspace.rs

@@ -6,13 +6,14 @@ use std::{collections::VecDeque, fmt, fs, iter, str::FromStr, sync};
 
 use anyhow::{format_err, Context};
 use base_db::{
-    CrateDisplayName, CrateGraph, CrateId, CrateName, CrateOrigin, Dependency, Edition, Env,
-    FileId, LangCrateOrigin, ProcMacroPaths, TargetLayoutLoadResult,
+    CrateDisplayName, CrateGraph, CrateId, CrateName, CrateOrigin, Dependency, Env, FileId,
+    LangCrateOrigin, ProcMacroPaths, TargetLayoutLoadResult,
 };
 use cfg::{CfgAtom, CfgDiff, CfgOptions};
 use paths::{AbsPath, AbsPathBuf};
 use rustc_hash::{FxHashMap, FxHashSet};
 use semver::Version;
+use span::Edition;
 use stdx::always;
 use toolchain::Tool;
 use triomphe::Arc;