.gitignore

# Rust
/target/
**/*.rs.bk
Cargo.lock

# Tool-generated metadata
.crates.toml
.crates2.json
# IDE
.vscode/
.idea/
*.swp
*.swo
*~

# OS
.DS_Store
Thumbs.db

# Logs
*.log

# Test artifacts
tests/cache/

# Python
__pycache__/
*.py[cod]
*$py.class
*.so
.Python
build/
develop-eggs/
dist/
downloads/
eggs/
.eggs/
lib/
lib64/
parts/
sdist/
var/
wheels/
*.egg-info/
.installed.cfg
*.egg

# Jupyter Notebook
.ipynb_checkpoints

# pyenv
.python-version

# Virtual environments
.venv/
venv/
env/

# Environment variables
.env
.env.local

# Benchmarks
/target/criterion/

# Coverage
lcov.info
coverage/

# Temporary files
*.tmp
*.temp

# Model files (large binaries)
*.gguf
*.safetensors
*.bin

# Local model cache (downloaded by xtask); keep it out of git
# Note: Leading / ensures only top-level models/ directory is ignored
/models/**
!/models/.gitkeep

# Claude Working Agents
.claude/agents/

# Build artifacts
*.dll
*.so
*.dylib
*.a
*.lib

# External dependency cache
.cache/
**/bitnet_cpp/
!patches/bitnet_cpp/
!patches/bitnet_cpp/.gitkeep
!patches/bitnet_cpp/*.patch
!patches/bitnet_cpp/*.diff

# Cross-validation builds
crossval/target/
legacy/

# Test fixture artifacts (prevent massive test data commits)
**/fixtures/target/
**/fixture_test/target/
**/test_fixtures/
**/large_fixtures/
fixtures/models/
fixtures/datasets/
**/fixtures/**/*.gguf
# Exception: small synthetic GGUF test fixtures (must be kept < 10KB each)
!crates/bitnet-tokenizers/tests/fixtures/gguf/*.gguf
!crates/bitnet-models/tests/fixtures/**/*.gguf
# Exception: workspace-level synthetic test model fixtures
!tests/models/mini.gguf
**/fixtures/**/*.safetensors
**/fixtures/**/*.bin
**/fixtures/**/*.json.bz2
**/fixtures/**/*.json.gz
# Large generated test vector files (issue #159 prevention)
**/fixtures/**/*_test_vectors.json
**/fixtures/**/crossval_*.json
**/fixtures/**/quantization_test_vectors.json
test_data/large/

# Vendored dependencies (prevent accidentally committing large C++ codebases)
3rdparty/**/target/
3rdparty/**/build/
3rdparty/**/.git/
vendor/llama.cpp/
vendor/ggml/
vendor/build/
thirdparty/

# Generated documentation and artifacts
docs/_build/
docs/build/
site/
_site/
public/

# Temporary build and development artifacts
tmp/
temp/
.tmp/
*.bak
*.orig
*.rej
*.broken
*.before_fix
/clippy*.txt
**/*.tmp.rs
**/*.backup.rs
*.backup
scratch/
experiments/

# Large log files and debug dumps
*.log.*
debug_dump/
trace_*.txt
profile_*.txt
benchmark_results/

# CI cache and artifacts (prevent accidental commit of CI state)
.github/cache/
.github/artifacts/
.github/runners/

# Package manager artifacts
.cargo/registry/
.cargo/git/
.cargo/.package-cache
node_modules/
package-lock.json.backup

# Development containers and virtualization
.devcontainer/tmp/
docker-compose.override.yml
.docker/tmp/
vagrant/

# PREVENT SPECIFIC PAST ISSUES:
# - Build artifacts in fixture directories (PR #92)
# - Massive JSON test fixtures (PR #103)
# - Vendored GGML C code without .gitignore (PR #101)
# - Branch merge artifacts (PR #104)

# Mutants
mutants.out
mutants.out.old
mutants/

# Rust compiler crash reports
rustc-ice-*.txt

# Compiled Rust binaries accidentally committed to root
/check_avx512
/test_avx512_intrinsics

# Compiled Rust libraries in root
*.rlib

# One-off fix/patch scripts (use scripts/ or archive/ instead)
/fix_*.py
/patch_*.py
/update_*.py
/replace_*.py
/manual_fix.py
/reenable_*.py

# Test executables and artifacts
test_gguf
test_tokenizer_cpp
test_ffi_constants

# Temporary test directories
test-fixtures-tmp*/
fixture_test/

# Historical test results (archived)
test-results/
mutants-report/

# Fuzz build artifacts only (source files are tracked)
fuzz/target/
fuzz/artifacts/
fuzz/coverage/
fuzz/corpus/
# libfuzzer crash / slow-unit files written to fuzz/ root during local runs
fuzz/crash-*
fuzz/slow-unit-*
fuzz/leak-*
fuzz/timeout-*

tests/tests/cache/incremental/last_run.json

# Proptest regression files (Issue #439)
**/*.proptest-regressions
tests/tests/cache/incremental/last_run.json

# Temporary development artifacts
.flow_state
.lycheecache
logs/
tmp/

# Mutation testing outputs
mutants-*.out/

# Coverage reports
coverage/

# Build reports
clippy_report.txt

# Benchmark outputs
benchmarks-new/
tests/tests/cache/

# Claude worktrees (local only)
.claude/worktrees/