Use Case: vuejs/core - The Vue.js Framework

Repository: https://github.com/vuejs/core Stack: TypeScript + Vue SFC Test Date: 2025-12-08 Loctree Version: 0.6.2-dev

Overview

Testing loctree on Vue.js core - validating Vue Single File Component (SFC) parsing.

Repository Scale

Metric	Value
Files Scanned	~500
Vue Files	11
Analysis Time	~10 seconds

Findings

Dead Code Detection

High Confidence: 0
False Positive Rate: 0%

Vue SFC Support

11/11 Vue files parsed correctly
Import extraction: Perfect
Component imports: Recognized
Type imports: Handled

Version History

Version	FP Rate	Status
0.5.16	86%	NO Vue SFC parser
0.5.17	100%	WORSE
0.6.1-dev	0%	HUGE WIN
0.6.2-dev	0%	MAINTAINED

Commands Used

cd VueCore
loct                              # Create snapshot
loct dead --confidence high       # Dead code analysis
loct twins                        # Duplicate detection

Verdict

EXCELLENT - Vue SFC parsing is production-ready.

Key Insights

SFC Parsing: <script> and <script setup> blocks handled
Template Bindings: {{ foo }}, v-bind, @click tracked
Zero Regression: 0% FP maintained across versions

Vue-Specific Features

Loctree correctly handles:

<script setup> syntax
defineProps(), defineEmits()
Component auto-imports
TypeScript in Vue files