start-code.sh

#!/usr/bin/env bash

# This command launches a Visual Studio Code with environment variables required to use a local version of the .NET Core SDK.
# Set VSCODE_CMD environment variable to use a different VS Code variant (e.g., code-insiders).

set -euo pipefail

DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

# This tells .NET Core to use the same dotnet.exe that build scripts use
export DOTNET_ROOT=$DIR/.dotnet

# This tells .NET Core not to go looking for .NET Core in other places
export DOTNET_MULTILEVEL_LOOKUP=0

# Put our local dotnet on PATH first so the SDK knows which one to use
export PATH=$DOTNET_ROOT:$PATH

if [ ! -e $DOTNET_ROOT/dotnet ]; then
    echo "[ERROR] .NET SDK has not yet been installed. Run ./restore.sh to install tools"
    exit -1
fi

if [[ $# < 1 ]]
then
    # Perform restore and build, if no args are supplied.
    set -- '.';
fi

if [ -n "${VSCODE_CMD:-}" ]; then
    if ! command -v "$VSCODE_CMD" &> /dev/null; then
        echo "[ERROR] The specified VS Code command '$VSCODE_CMD' is not installed or cannot be found in PATH."
        exit 1
    fi
elif command -v code &> /dev/null && command -v code-insiders &> /dev/null; then
    echo "Both 'code' and 'code-insiders' are installed."
    echo "  1) code"
    echo "  2) code-insiders"
    read -rp "Select [1]: " choice
    case "${choice:-1}" in
        1) VSCODE_CMD="code" ;;
        2) VSCODE_CMD="code-insiders" ;;
        *) echo "[ERROR] Invalid selection."; exit 1 ;;
    esac
elif command -v code &> /dev/null; then
    VSCODE_CMD="code"
elif command -v code-insiders &> /dev/null; then
    VSCODE_CMD="code-insiders"
else
    echo "[ERROR] Neither 'code' nor 'code-insiders' is installed or can be found."
    exit 1
fi

"$VSCODE_CMD" "$@"