feat: add option to remove #[cfg(test)] unit test modules from rust code

Author: gramistella

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "stitch"
-version = "0.1.21"
+version = "0.1.22"
 edition = "2024"
 authors = ["Giovanni Ramistella <crimps-78-pax@icloud.com>"]
 license = "MIT"

Cargo.toml

@@ -10,7 +10,7 @@ Stitch is a lightweight desktop utility that lets you **select a precise slice o
 
 ---
 
-## ✨ What it does
+## What it does
 
 - **Fast native UI (Slint)** with a responsive tree even on large projects.
 - **Deterministic context packing**: you decide exactly which files/dirs are included and how they’re scrubbed.
@@ -20,7 +20,7 @@ Stitch is a lightweight desktop utility that lets you **select a precise slice o
   - Include takes precedence over exclude when both are present.
   - Dotfiles are visible by default.
 - **Language-specific filters** (appear dynamically when relevant files are detected)
-  - **Rust**: Remove inline comments (`//`, `/* */`), doc comments (`///`, `//!`, `/** */`), extract function signatures only with wildcard filtering
+  - **Rust**: Remove inline comments (`//`, `/* */`), doc comments (`///`, `//!`, `/** */`), extract function signatures only with wildcard filtering, remove `#[cfg(test)]` unit test modules
   - **Slint**: Remove line comments (`//`), block comments (`/* */`)
 - **Two “only” modes**
   - **Hierarchy Only** – just the tree
@@ -37,15 +37,15 @@ Stitch is a lightweight desktop utility that lets you **select a precise slice o
 
 ---
 
-## 🧭 Philosophy
+## Philosophy
 
 - Use the **chat models you already have**—no API keys.
 - **Full control & auditability**: you see exactly what the model sees.
 - A curated, minimal context often **beats** generic retrieval on long-tail tasks.
 
 ---
 
-## 🧰 Install & Run
+## Install & Run
 
 ### Prerequisites
 - **Rust** (stable) + **Cargo**
@@ -101,7 +101,7 @@ Cross-compile by setting `TARGET=<triple>` (e.g. `x86_64-unknown-linux-musl`) be
 
 ---
 
-## 🖱️ How to use
+## How to use
 
 1. **Select Folder** – choose your project root.
 2. **Adjust Filters** (optional):
@@ -126,7 +126,7 @@ Works with CRLF/LF line endings and is tolerant of trailing whitespace/blank lin
 
 ---
 
-## 🧠 Profiles & Workspace
+## Profiles & Workspace
 
 Stitch keeps per-project state in a `.stitchworkspace` folder (auto-excluded from scans).
 
@@ -152,7 +152,7 @@ Stitch keeps per-project state in a `.stitchworkspace` folder (auto-excluded fro
 
 ---
 
-## 🤝 Team-wide Collaboration
+## Team-wide Collaboration
 
 Stitch is great for **team workflows**—you can standardize “what to share” for PRs, issues, and LLM prompts.
 
@@ -173,7 +173,7 @@ Stitch is great for **team workflows**—you can standardize “what to share”
 
 ---
 
-## 🧽 Scrubbing & Cleanup
+## Scrubbing & Cleanup
 
 Stitch provides both language-specific filters (for Rust and Slint files) and generic text-based scrubbing tools. Language-specific filters are applied first, followed by generic text processing.
 
@@ -196,7 +196,7 @@ Stitch provides both language-specific filters (for Rust and Slint files) and ge
 
 ---
 
-## 🔧 Language-Specific Filters
+## Language-Specific Filters
 
 Stitch includes intelligent language-specific filters that appear dynamically in the UI when relevant file types are detected in your selection. These filters complement the generic scrubbing tools and are applied before text-based processing.
 
@@ -206,11 +206,11 @@ When Rust files are present, you'll see a **Rust-specific filters** section with
 
 - **Remove inline regular comments**: Strips `//` and `/* */` comments while preserving content inside strings and raw strings
 - **Remove doc comments**: Removes documentation comments (`///`, `//!`, `/** */`)
-- **Function signatures only**: Extracts only function signatures, replacing function bodies with `{ ... }`
+- **Function signatures only**: Extracts only function signatures, replacing function bodies with `;`
   - **Signature-only files/folders**: Optional wildcard filter (e.g., `src/*,tests/*,main.rs`) to apply signature-only mode to specific paths
-  - Uses `syn` parsing for accurate AST-based processing with textual fallback
+- **Remove `#[cfg(test)]` modules**: Strips entire `#[cfg(test)] mod tests { ... }` blocks, useful for sharing production code without test boilerplate
 
-The Rust filters use proper parsing to avoid removing comments inside string literals, raw strings (`r#"..."#`), and other protected regions.
+The Rust filters use state-machine parsing to correctly handle string literals, raw strings (`r#"..."#`), lifetimes, and nested structures.
 
 ### Slint Filters (`.slint` files)
 
@@ -225,7 +225,7 @@ Slint filters preserve content inside string literals and handle the language's
 
 ---
 
-## 🧩 Typical workflows
+## Typical workflows
 
 - **LLM context packing**: curate a minimal, auditable set of files.
 - **Minimal repros**: share only the relevant sources + a tree.
@@ -234,11 +234,11 @@ Slint filters preserve content inside string literals and handle the language's
 
 ---
 
-## 🔬 Implementation notes
+## Implementation notes
 
-- **Tech**: Rust 2024 edition, Slint, `rfd`, `notify`, `regex`, `chrono`, `serde`/`serde_json`, `dunce`, `arboard`, `syn`, `quote`.
+- **Tech**: Rust 2024 edition, Slint, `rfd`, `notify`, `regex`, `chrono`, `serde`/`serde_json`, `dunce`, `arboard`.
 - **Language-specific processing**:
-  - Rust filters use `syn` for AST-based parsing with textual fallback for malformed code
+  - Rust filters use state-machine parsing to handle comments, strings, raw strings, lifetimes, and nested braces
   - Slint filters use custom state machine parsing to handle comment syntax
   - Language filter UI sections appear dynamically based on detected file types in the current selection
 - **Auto refresh**:
@@ -253,7 +253,7 @@ Slint filters preserve content inside string literals and handle the language's
 
 ---
 
-## 🧪 Testing & Benchmarks
+## Testing & Benchmarks
 
 - **Tests (headless)**  
   ```bash
@@ -269,7 +269,7 @@ Slint filters preserve content inside string literals and handle the language's
 
 ---
 
-## 🤖 CI & Releases
+## CI & Releases
 
 - **CI**: `.github/workflows/ci.yml`
   - Lints (fmt + clippy), tests headless, and verifies the UI build path.
@@ -278,7 +278,7 @@ Slint filters preserve content inside string literals and handle the language's
 
 ---
 
-## 🔧 Feature flags
+## Feature flags
 
 - `ui` (default): build the Slint desktop app.
 - `tokens` (default): enable accurate token counting with `tiktoken-rs`.
@@ -293,23 +293,23 @@ cargo test  --no-default-features
 
 ---
 
-## 🧱 Known limitations / edges
+## Known limitations / edges
 
-- **Very large repos**: first scan can be heavy—lean on filters early.
+- **Very large repos**: first scan can be heavy, lean on filters early.
 - **Binary/huge files**: not specially parsed; consider excluding them.
 - **Multi-dot extensions**: only the **last** segment is considered (e.g., `.tar.gz` → `.gz`).
 - **Scrubbing**: may remove content inside comments/strings in ways that matter to your code—review before sharing.
 
 ---
 
-## 🤝 Contributing
+## Contributing
 
 Issues and PRs welcome—especially around defaults (exclusions), performance, UI polish, and integrations.  
 If adding assets, place third-party licenses in `LICENSES/`.
 
 ---
 
-## 📄 License
+## License
 
 This project is licensed under the **MIT License** — see [LICENSE](./LICENSE) for details.
 

README.md

@@ -27,7 +27,7 @@ bin-release:
 # macOS: build .app and .dmg
 dmg:
 	#!/usr/bin/env bash
-	VERSION="$(python -c 'import re,pathlib;print(re.search(r"^version\s*=\s*\"([^\"]+)\"", pathlib.Path("Cargo.toml").read_text(), re.M).group(1))')"
+	VERSION="$(python3 -c 'import re,pathlib;print(re.search(r"^version\s*=\s*\"([^\"]+)\"", pathlib.Path("Cargo.toml").read_text(), re.M).group(1))')"
 	command -v cargo-bundle >/dev/null 2>&1 || cargo install cargo-bundle
 	cargo bundle --release --format osx
 	APP_PATH="$(ls -d target/release/bundle/*/*.app | head -n1)"