Add Default impl for GlobSet to satisfy clippy

Add CodSpeed performance benchmarks

.pre-commit-config.yaml

@@ -0,0 +1,55 @@
+# See https://pre-commit.com for more information
+# See https://pre-commit.com/hooks.html for more hooks
+exclude: ^tests/fixtures/
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v6.0.0
+    hooks:
+      - id: check-added-large-files
+      - id: check-executables-have-shebangs
+      - id: check-json
+        exclude: '\.vscode/(cSpell|extensions)\.json' # cSpell.json and extensions.json use comments
+      - id: check-shebang-scripts-are-executable
+        exclude: '.+\.rs' # would be triggered by #![some_attribute]
+      - id: check-symlinks
+      - id: check-toml
+      - id: check-yaml
+        args: [ --allow-multiple-documents ]
+      - id: destroyed-symlinks
+      - id: end-of-file-fixer
+      - id: mixed-line-ending
+        args: [ --fix=lf ]
+      - id: trailing-whitespace
+
+  - repo: local
+    hooks:
+      - id: rust-linting
+        name: Rust linting
+        description: Run cargo fmt on files included in the commit.
+        entry: cargo +stable fmt --
+        pass_filenames: true
+        types: [file, rust]
+        language: system
+      - id: rust-clippy
+        name: Rust clippy
+        description: Run cargo clippy on files included in the commit.
+        entry: cargo +stable clippy --workspace --all-targets --all-features -- -D warnings
+        pass_filenames: false
+        types: [file, rust]
+        language: system
+      - id: cargo-lock-check
+        name: Cargo.lock sync check
+        description: Ensure Cargo.lock and fuzz/Cargo.lock are up-to-date.
+        entry: bash -c 'for dir in . fuzz; do if [ -d "$dir" ]; then ( cd "$dir" && cargo fetch --quiet ); fi; done'
+        pass_filenames: false
+        files: 'Cargo\.(toml|lock)$'
+        language: system
+      - id: cspell
+        name: Code spell checker (cspell)
+        description: Run cspell to check for spelling errors (if available).
+        entry: bash -c 'if command -v cspell >/dev/null 2>&1; then cspell --no-must-find-files -- "$@"; else echo "cspell not found, skipping spell check"; exit 0; fi' --
+        pass_filenames: true
+        language: system
+
+ci:
+  skip: [rust-linting, rust-clippy, cargo-lock-check, cspell]

README.md

@@ -30,6 +30,10 @@ cargo build --release
 cargo test
 ```
 
+## Pre-commit hooks
+
+This project uses [pre-commit](https://pre-commit.com); run `pre-commit install` to enable the git hooks.
+
 ## Known Issues
 
 * Does not take `LANG`, etc., into account for handling file encodings (non-UTF8 matches are treated as binary)

src/lib.rs

@@ -864,6 +864,12 @@ fn expand_num_shorthand(args: impl Iterator<Item = OsString>) -> Vec<OsString> {
     out
 }
 
+impl Default for GlobSet {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl GlobSet {
     /// Create an empty GlobSet.
     pub fn new() -> Self {