Install pwsh on macOS without admin

install-pwsh.sh

#!/bin/bash

set -e

version=$1

if [[ -z "$version" ]]; then
    cat << EOF
    Usage:
        $0 <version>

    Example:
        $0 6.2.3

EOF
    exit 1
fi

if [[ ! -f "/tmp/powershell-${version}-osx-x64.tar.gz" ]]; then
    echo "Downloading ${version}..."
    curl -Ls https://github.com/PowerShell/PowerShell/releases/download/v${version}/powershell-${version}-osx-x64.tar.gz -o /tmp/powershell-${version}-osx-x64.tar.gz
fi

if [[ -d "$HOME/bin/packages/powershell/${version}" ]]; then
    rm -rf "$HOME/bin/packages/powershell/${version}"
    mkdir -p "$HOME/bin/packages/powershell/${version}"
else
    echo "Creating ${version} folder..."
    mkdir -p "$HOME/bin/packages/powershell/${version}"
fi

echo "Extracting ${version}..."
tar xf /tmp/powershell-${version}-osx-x64.tar.gz -C ~/bin/packages/powershell/${version}

echo "Linking ${version}..."
if [[ -L "$HOME/bin/packages/powershell/latest" ]]; then
    rm "$HOME/bin/packages/powershell/latest"
fi
ln -s "$HOME/bin/packages/powershell/${version}" "$HOME/bin/packages/powershell/latest"

echo "Linking pwsh..."
if [[ ! -L "$HOME/bin/pwsh" ]]; then
    ln -s "$HOME/bin/packages/powershell/latest/pwsh" "$HOME/bin/pwsh"
fi

echo "Testing pwsh ${version}"
$HOME/bin/pwsh --version