testlint 0.1.0

A comprehensive toolkit for profiling and coverage reporting across multiple programming languages
Documentation
# Removed Unused Fields from ProfileResult

## Summary

Cleaned up the `ProfileResult` struct by removing all static analysis fields that are no longer used since we only do runtime profiling.

## Fields Removed

### Before
```rust
pub struct ProfileResult {
    pub language: String,
    pub file_size: usize,        // ❌ REMOVED
    pub line_count: usize,        // ❌ REMOVED
    pub function_count: usize,    // ❌ REMOVED
    pub class_count: usize,       // ❌ REMOVED
    pub import_count: usize,      // ❌ REMOVED
    pub complexity_score: u32,    // ❌ REMOVED
    pub details: Vec<String>,
}
```

### After
```rust
pub struct ProfileResult {
    pub language: String,
    pub details: Vec<String>,    // Runtime profiling output
}
```

## Display Output Changed

### Before
```
=== Profiling Results for Python ===
File Size: 0 bytes
Lines of Code: 0
Functions: 7
Classes: 0
Imports: 0
Complexity Score: 0

Details:
  - Runtime profiling data...
```

### After
```
=== Runtime Profiling Results for Python ===
=== Runtime Profile (py-spy) ===
Total samples collected: 249
Unique functions executed: 7

Top 10 Hot Functions:
  1. process_data:server_simulation.py - 95 samples (38.15%)
  2. main_loop:server_simulation.py - 120 samples (48.19%)
  ...
```

## Changes Made

### 1. ProfileResult Struct Simplified
**File:** `src/profiler/mod.rs`

- Removed: `file_size`, `line_count`, `function_count`, `class_count`, `import_count`, `complexity_score`
- Kept: `language`, `details`

### 2. Display Implementation Cleaned
**File:** `src/profiler/mod.rs`

- Removed display of all static metrics
- Changed header to "Runtime Profiling Results"
- Now just shows the details vector content

### 3. Python Profiler Updated
**File:** `src/profiler/python.rs`

```rust
// Before
Ok(ProfileResult {
    language: "Python".to_string(),
    file_size: 0,
    line_count: 0,
    function_count: coverage_data.execution_count.len(),
    class_count: 0,
    import_count: 0,
    complexity_score: 0,
    details,
})

// After
Ok(ProfileResult {
    language: "Python".to_string(),
    details,
})
```

### 4. Go Profiler Updated
**File:** `src/profiler/go.rs`

- Removed call to non-existent `self.profile()` method
- Builds ProfileResult directly with runtime data
- Removed static analysis from `profile_to_common_format()`

```rust
// Before
let base_result = self.profile(&content)?;
let mut enhanced_details = base_result.details.clone();
// ... add runtime data ...
Ok(ProfileResult {
    details: enhanced_details,
    ..base_result
})

// After
let mut details = Vec::new();
// ... add runtime data directly ...
Ok(ProfileResult {
    language: "Go".to_string(),
    details,
})
```

## Benefits

### Cleaner Output
- No confusing zeros for unused fields
- Focuses on runtime profiling data only
- More professional output

### Smaller Struct
- 7 fields → 2 fields
- Less memory usage
- Clearer data structure

### No Misleading Data
- Before: Showed "Functions: 7" (runtime count)
- Before: Showed "File Size: 0" (misleading)
- After: Only shows relevant runtime metrics

### Consistent with Purpose
- Tool is runtime profiling only
- Output reflects runtime profiling only
- No static analysis remnants

## Example Output

### Python Runtime Profiling
```bash
$ sudo cargo run -- python examples/server_simulation.py --runtime 3

Starting Python runtime profiling with py-spy...
Duration: 3 seconds
Script: examples/server_simulation.py

=== Runtime Profiling Results for Python ===
=== Runtime Profile (py-spy) ===
Total samples collected: 249
Unique functions executed: 7

Top 10 Hot Functions:
  1. process_data:server_simulation.py - 95 samples (38.15%)
  2. main_loop:server_simulation.py - 120 samples (48.19%)
  3. fibonacci:server_simulation.py - 15 samples (6.02%)
  4. compute_intensive_work:server_simulation.py - 12 samples (4.82%)
  5. find_primes:server_simulation.py - 5 samples (2.01%)
  6. is_prime:server_simulation.py - 2 samples (0.80%)
```

### Go Runtime Profiling
```bash
$ cargo run -- go examples/sample.go --runtime 5

Starting Go runtime profiling with pprof...
Duration: 5 seconds
File: examples/sample.go

Instrumenting Go program for profiling...
Building instrumented Go program...
Running Go program with CPU profiling for 5 seconds...

=== Runtime Profiling Results for Go ===
=== Runtime Profile (pprof) ===
Total samples collected: 1250
Unique functions executed: 8

Top 10 Hot Functions:
  1. main.computeIntensive - 450 samples (36.00%)
  2. main.processData - 320 samples (25.60%)
  3. main.fibonacci - 210 samples (16.80%)
  4. main.findPrimes - 150 samples (12.00%)
  5. main.isPrime - 80 samples (6.40%)
```

## What This Achieves

✅ **Clean output** - No zeros or unused fields  
✅ **Clear purpose** - Obviously runtime profiling  
✅ **Smaller struct** - 2 fields instead of 7  
✅ **No confusion** - Doesn't show static analysis metrics  
✅ **Professional** - Output looks intentional, not half-finished  

## JSON Export Still Works

The `CommonProfileData` structure for JSON export still has `StaticMetrics`, but they're now all zeros since we don't collect static analysis:

```json
{
  "language": "Python",
  "source_file": "script.py",
  "timestamp": "2025-11-08T...",
  "static_analysis": {
    "file_size_bytes": 0,
    "line_count": 0,
    "function_count": 0,
    "class_count": 0,
    "import_count": 0,
    "complexity_score": 0
  },
  "runtime_analysis": {
    "total_samples": 249,
    "execution_duration_secs": 3,
    "functions_executed": 7,
    "function_stats": { ... },
    "hot_functions": [ ... ]
  }
}
```

The focus is on `runtime_analysis` - `static_analysis` is minimal.

## Summary

ProfileResult is now a simple, focused structure:
- ✅ Language name
- ✅ Runtime profiling details

No more unused fields cluttering the output or structure!