Use crates.io unicode_names2 0.6.0 (#6478)

Update `unicode_names2` to the crates.io release 0.6.0, removing a git
dependency.

Cargo.toml

@@ -25,7 +25,7 @@ insta = { version = "1.33.0", feature = ["filters", "glob"] }
 is-macro = { version = "0.3.0" }
 itertools = { version = "0.11.0" }
 log = { version = "0.4.17" }
-memchr = "2.6.4"
+memchr = { version = "2.6.4" }
 once_cell = { version = "1.17.1" }
 path-absolutize = { version = "3.1.1" }
 proc-macro2 = { version = "1.0.67" }
@@ -45,11 +45,12 @@ syn = { version = "2.0.37" }
 test-case = { version = "3.2.1" }
 thiserror = { version = "1.0.49" }
 toml = { version = "0.7.8" }
-tracing = "0.1.37"
-tracing-indicatif = "0.3.4"
+tracing = { version = "0.1.37" }
+tracing-indicatif = { version = "0.3.4" }
 tracing-subscriber = { version = "0.3.17", features = ["env-filter"] }
-unicode-ident = "1.0.12"
-unicode-width = "0.1.11"
+unicode-ident = { version = "1.0.12" }
+unicode_names2 = { version = "1.1.0" }
+unicode-width = { version = "0.1.11" }
 uuid = { version = "1.4.1", features = ["v4", "fast-rng", "macro-diagnostics", "js"] }
 wsl = { version = "0.1.0" }
 

crates/ruff_linter/Cargo.toml

@@ -70,7 +70,7 @@ thiserror = { workspace = true }
 toml = { workspace = true }
 typed-arena = { version = "2.0.2" }
 unicode-width = { workspace = true }
-unicode_names2 = { version = "0.6.0", git = "https://github.com/youknowone/unicode_names2.git", rev = "4ce16aa85cbcdd9cc830410f1a72ef9a235f2fde" }
+unicode_names2 = { workspace = true }
 wsl = { version = "0.1.0" }
 
 [dev-dependencies]

crates/ruff_python_parser/Cargo.toml

@@ -23,7 +23,7 @@ is-macro = { workspace = true }
 itertools = { workspace = true }
 lalrpop-util = { version = "0.20.0", default-features = false }
 unicode-ident = { workspace = true }
-unicode_names2 = { version = "0.6.0", git = "https://github.com/youknowone/unicode_names2.git", rev = "4ce16aa85cbcdd9cc830410f1a72ef9a235f2fde" }
+unicode_names2 = { workspace = true }
 rustc-hash = { workspace = true }
 static_assertions = "1.1.0"
 

crates/ruff_python_parser/src/parser.rs

@@ -1313,4 +1313,11 @@ u"foo" f"bar {baz} really" u"bar" "no"
         .unwrap();
         insta::assert_debug_snapshot!(parse_ast);
     }
+
+    #[test]
+    fn test_unicode_aliases() {
+        // https://github.com/RustPython/RustPython/issues/4566
+        let parse_ast = parse_suite(r#"x = "\N{BACKSPACE}another cool trick""#, "<test>").unwrap();
+        insta::assert_debug_snapshot!(parse_ast);
+    }
 }

crates/ruff_python_parser/src/snapshots/ruff_python_parser__parser__tests__unicode_aliases.snap

@@ -0,0 +1,32 @@
+---
+source: crates/ruff_python_parser/src/parser.rs
+expression: parse_ast
+---
+[
+    Assign(
+        StmtAssign {
+            range: 0..37,
+            targets: [
+                Name(
+                    ExprName {
+                        range: 0..1,
+                        id: "x",
+                        ctx: Store,
+                    },
+                ),
+            ],
+            value: Constant(
+                ExprConstant {
+                    range: 4..37,
+                    value: Str(
+                        StringConstant {
+                            value: "\u{8}another cool trick",
+                            unicode: false,
+                            implicit_concatenated: false,
+                        },
+                    ),
+                },
+            ),
+        },
+    ),
+]