Skillshub Line Execution Checker

Check if specific lines were executed using gcov data

install

source · Clone the upstream repo

git clone https://github.com/ComeOnOliver/skillshub

Claude Code · Install into ~/.claude/skills/

T=$(mktemp -d) && git clone --depth=1 https://github.com/ComeOnOliver/skillshub "$T" && mkdir -p ~/.claude/skills && cp -r "$T/skills/gadievron/raptor/line-execution-checker" ~/.claude/skills/comeonoliver-skillshub-line-execution-checker && rm -rf "$T"

manifest: skills/gadievron/raptor/line-execution-checker/SKILL.md

source content

Line Execution Checker

Purpose

Fast tool to check if specific source lines were executed during test runs.

Tool: line-checker

Build

g++ -O3 -std=c++17 line_checker.cpp -o line-checker

Usage

# Single line
./line-checker file.c:42

# Multiple lines
./line-checker file.c:42 main.c:100 util.c:55

Output

file.c:42 EXECUTED (5 times)
main.c:100 NOT EXECUTED
util.c:55 EXECUTED (12 times)

Exit Codes

0: All lines executed
1: One or more lines NOT executed
2: Error

Prerequisites

Coverage data must exist from prior test run with

--coverage

flag.

When User Asks

"Was line X of file.c executed?" or "Check if these lines were covered"

Steps

Verify
```
.gcda
```
files exist:
```
find . -name "*.gcda" -print -quit
```

Build tool if needed:

g++ -O3 -std=c++17 line_checker.cpp -o line-checker

Run:
```
./line-checker file.c:X
```
Report result to user

Example Interaction

User: "Was line 127 in parser.c executed?"

./line-checker parser.c:127
# Output: parser.c:127 EXECUTED (3 times)

Response: "Yes, line 127 was executed 3 times during testing."