clangd

#!/usr/bin/env bash

export TMPDIR=/tmp/clangd
mkdir -p $TMPDIR

if [ -n "$CLANGD" ]; then
    exec $CLANGD "$@"
fi

file1="compile_commands.json"
file2="build/compile_commands.json"

if [ -f "$file1" ]; then
    compile_commands_file="$file1"
elif [ -f "$file2" ]; then
    compile_commands_file="$file2"
fi

if [ -f "$compile_commands_file" ]; then

    command=$(jq --raw-output '.[0].command' "$compile_commands_file")
    executable=$(echo "$command" | sed -E 's|([^ ]*/)[^ ]+.*|\1clangd|')
    if [ -x "$executable" ]; then
        exec "$executable" "$@"
    fi
fi

exclude_dir=$(dirname "$0")
original_path="$PATH"
filtered_path=$(echo "$original_path" | tr ':' '\n' | grep -v "^$exclude_dir\$" | tr '\n' ':' | sed 's/:$//')
export PATH="$filtered_path"

clangd_path=$(command -v clangd)

if [ -z "$clangd_path" ]; then
    echo "clangd not found in PATH."
    exit 1
fi

exec clangd "$@"