Tell MacOS to use VScode for all code-like file extensions

open-code-in-vscode.sh

#!/bin/bash

# This script sets Visual Studio Code as the default application for various code-related file extensions
# using `duti`. If `duti` is not installed, the script prompts the user to install it via Homebrew.
# 
# Due to macOS system restrictions, setting .html as the default may fail if Chrome, VS Code, or other editors are open.
# In such cases, the script will notify the user to close those apps and retry.

# Check if duti is installed
if ! command -v duti &> /dev/null; then
    echo "duti is not installed."
    read -p "Would you like to install it? (Y/n) " response
    response=$(echo "$response" | tr '[:upper:]' '[:lower:]') # Convert input to lowercase

    if [[ -z "$response" || "$response" == "y" || "$response" == "yes" ]]; then
        HOMEBREW_NO_AUTO_UPDATE=1 brew install duti
        if ! command -v duti &> /dev/null; then
            echo "Failed to install duti. Please install it manually."
            exit 1
        fi
    else
        echo "duti is required to proceed. Exiting."
        exit 1
    fi
fi

# Set VS Code as the default for code-related extensions (excluding .html)
EXTENSIONS=(
  js ts jsx tsx css scss less json yaml yml xml md sh py c cpp h hpp java go rs php sql lua toml ini dockerfile gitignore env
)

SUCCESSFUL_EXTENSIONS=()

for ext in "${EXTENSIONS[@]}"; do
  if duti -s com.microsoft.VSCode .$ext all; then
    SUCCESSFUL_EXTENSIONS+=("$ext")
  fi
done

# Attempt to set .html separately with a failure warning
if duti -s com.microsoft.VSCode .html all; then
  SUCCESSFUL_EXTENSIONS+=("html")
else
  echo -e "⚠️  Warning: Failed to set Visual Studio Code as the default for .html files."
  echo "This can happen if Chrome, VS Code, or other editors are open."
  echo "Close those applications and try running the script again."
fi

# Print final success message with a bullet-point list
echo "✅ Successfully set Visual Studio Code as the default for:"
for ext in "${SUCCESSFUL_EXTENSIONS[@]}"; do
  echo "  • .$ext"
done