Use Case: golang/go - The Go Standard Library

Repository: https://github.com/golang/go Stack: Go Test Date: 2025-12-08 Loctree Version: 0.6.2-dev

Overview

Testing loctree on THE Go standard library - 17,000+ files of pure Go code.

Repository Scale

Metric	Value
Go Files	17,182
Analysis Time	107 seconds
Throughput	160 files/sec

Findings

Dead Code Detection

High Confidence: 1 finding
False Positive Rate: ~0%

The single finding is a Python GDB helper edge case (ChanTypePrinter used in tuple literals) - acceptable edge case for cross-language tooling.

Version History

Version	FP Rate	Status
0.5.16	0%	PERFECT
0.6.1-dev	100%	REGRESSION
0.6.2-dev	~0%	FIXED

Commands Used

cd GoLang
loct                              # Create snapshot (107s)
loct dead --confidence high       # Dead code analysis
loct twins                        # Duplicate detection

Verdict

PERFECT - Go analysis is production-ready. The 0.6.1 regression was fixed in 0.6.2.

Key Insights

Scalability: 17K files in under 2 minutes
Accuracy: Near-zero false positives
Regression Fixed: Cross-package reference tracking restored