Release 2.0.0

- This pull request fixes workspace inheriting: #34
- Introduces a `rustfmt` check and configuration
- Bumps MSRV to `1.66.0` and introduces a check for it in CI
- Removes `once_cell` as it isn't required anymore
- Bumps all the deps

.github/workflows/rust.yml

@@ -15,6 +15,32 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - uses: dtolnay/rust-toolchain@1.60.0
+      - uses: dtolnay/rust-toolchain@stable
       - run: cargo test --all
-
+  msrv:
+    name: "Check MSRV: 1.66.0"
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+    - name: Install Rust
+      uses: dtolnay/rust-toolchain@stable
+      with:
+        toolchain: 1.66.0  # MSRV
+    - uses: Swatinem/rust-cache@v2
+    - name: Default features
+      run: cargo test --all
+  rustfmt:
+    name: rustfmt
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+    - name: Install Rust
+      uses: dtolnay/rust-toolchain@nightly
+      with:
+        toolchain: nightly
+        components: rustfmt
+    - uses: Swatinem/rust-cache@v2
+    - name: Check formatting
+      run: cargo fmt --all -- --check

.rustfmt.toml

@@ -0,0 +1,23 @@
+# Basic
+edition = "2021"
+max_width = 100
+use_small_heuristics = "Max"
+# Imports
+imports_granularity = "Crate"
+reorder_imports = true
+# Consistency
+newline_style = "Unix"
+# Misc
+chain_width = 80
+spaces_around_ranges = false
+binop_separator = "Back"
+reorder_impl_items = false
+match_arm_leading_pipes = "Preserve"
+match_arm_blocks = false
+match_block_trailing_comma = true
+trailing_comma = "Vertical"
+trailing_semicolon = false
+use_field_init_shorthand = true
+# Format comments
+comment_width = 100
+wrap_comments = true

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "proc-macro-crate"
-version = "1.3.1"
+version = "2.0.0"
 authors = ["Bastian Köcher <git@kchr.de>"]
 edition = "2021"
 categories = ["development-tools::procedural-macro-helpers"]
@@ -12,13 +12,12 @@ description = """
 Replacement for crate (macro_rules keyword) in proc-macros
 """
 readme = "./README.md"
-rust-version = "1.60.0"
+rust-version = "1.66.0"
 
 [dependencies]
-toml_edit = "0.19"
-once_cell = "1.13.0"
+toml_edit = "0.20.2"
 
 [dev-dependencies]
-quote = "1.0.7"
-syn = "1.0.33"
-proc-macro2 = "1.0.18"
+quote = "1.0.33"
+syn = "2.0.37"
+proc-macro2 = "1.0.67"