Shell script to scan and open Xcode projects in the current directory

pxed.sh

#!/usr/bin/env bash

set -euo pipefail
declare -a PROJECTS=()

function XcodeProjectsInCurrentDirectory() {
    TEMP_FILE=$(mktemp)
    SEARCH_PATTERN="*${1}*.xcodeproj"
    find . -iname "$SEARCH_PATTERN" -type d -print0 | sort -z > "$TEMP_FILE"
    while IFS=  read -r -d $'\0'; do
        PROJECTS+=("$REPLY")
    done <"$TEMP_FILE"
    rm -f "$TEMP_FILE"
}

function ListProjects() {
    echo "Collecting .xcodeproj..."
    XcodeProjectsInCurrentDirectory "$1"
    if [ "${#PROJECTS[@]}" -eq 0 ]; then
        echo "The project not found."
        exit 0
    elif [ "${#PROJECTS[@]}" -eq 1 ]; then
        echo "Opening ${PROJECTS[0]}..."
        xed "${PROJECTS[0]}"
    else 
        echo "Please select a project:"
        select d in "${PROJECTS[@]}"; do test -n "$d" && break; echo ">>> Invalid Selection"; done
        echo "Opening ${d}..."
        xed "$d"
    fi
}

ListProjects "${1-}"

unset XcodeProjectsInCurrentDirectory;
unset ListProjects;

From Xcode invocation tool - xed article.