Check go file distribution

go-check

#!/bin/bash

sort_by="files"
target_dir="."

while [[ $# -gt 0 ]]; do
    case $1 in
        -l|--lines)
            sort_by="lines"
            shift
            ;;
        -f|--files)
            sort_by="files"
            shift
            ;;
        -h|--help)
            echo "Usage: $0 [OPTIONS] [DIRECTORY]"
            echo "Options:"
            echo "  -f, --files    Sort by number of files (default)"
            echo "  -l, --lines    Sort by number of lines"
            echo "  -h, --help     Show this help"
            exit 0
            ;;
        *)
            target_dir="$1"
            shift
            ;;
    esac
done

if [ ! -d "$target_dir" ]; then
    echo "Error: Directory '$target_dir' does not exist"
    exit 1
fi

echo "Go files analysis for: $target_dir (sorted by $sort_by)"
echo "================================================"
printf "%-20s %10s %15s\n" "Directory" "Go Files" "Total Lines"
echo "------------------------------------------------"

total_files=0
total_lines=0
temp_file=$(mktemp)

for item in "$target_dir"/*; do
    if [ -d "$item" ]; then
        dir_name=$(basename "$item")
        file_count=$(find "$item" -name "*.go" -type f | wc -l)
        
        if [ "$file_count" -gt 0 ]; then
            line_count=$(find "$item" -name "*.go" -type f -exec cat {} \; | wc -l)
            echo "$dir_name $file_count $line_count" >> "$temp_file"
            total_files=$((total_files + file_count))
            total_lines=$((total_lines + line_count))
        fi
    fi
done

root_files=$(find "$target_dir" -maxdepth 1 -name "*.go" -type f | wc -l)
if [ "$root_files" -gt 0 ]; then
    root_lines=$(find "$target_dir" -maxdepth 1 -name "*.go" -type f -exec cat {} \; | wc -l)
    echo "(root) $root_files $root_lines" >> "$temp_file"
    total_files=$((total_files + root_files))
    total_lines=$((total_lines + root_lines))
fi

if [ "$sort_by" = "lines" ]; then
    sort -k3 -nr "$temp_file" | while read -r dir files lines; do
        printf "%-20s %10d %15d\n" "$dir" "$files" "$lines"
    done
else
    sort -k2 -nr "$temp_file" | while read -r dir files lines; do
        printf "%-20s %10d %15d\n" "$dir" "$files" "$lines"
    done
fi

rm -f "$temp_file"

echo "================================================"
printf "%-20s %10d %15d\n" "TOTAL" "$total_files" "$total_lines"

For - https://github.com/golang/go/tree/go1.24.0/src

bash-3.2$ ./go-check -l . | head -10
Go files analysis for: . (sorted by lines)
================================================
Directory              Go Files     Total Lines
------------------------------------------------
cmd                        2507         1231259
syscall                     302          170476
runtime                     766          166979
net                         378          134871
crypto                      445          124029
vendor                      164          107477

bash-3.2$ ./go-check . | head -10
Go files analysis for: . (sorted by files)
================================================
Directory              Go Files     Total Lines
------------------------------------------------
cmd                        2507         1231259
internal                   1016          103112
runtime                     766          166979
crypto                      445          124029
net                         378          134871
go                          313           77586