osascript

• AppleScript is a scripting language created by Apple, primarily used to automate tasks on macOS
• File extensions
• .applescript: plain text format. It is compiled just before the execution
• .scpt: compiled app
• Place scripts at ~/Library/Scripts/ to run them from menu bar

tell application "Finder"
  try
    mount volume "http://127.0.0.1:8080/"
  end try
end tell

display dialog "Hello, World!"

# Run inline script
osascript -e 'display dialog "Hello, World!"'

## Multiline inline
osascript <<EOF
tell application "Finder"
    activate
    display dialog "Hello from Finder!"
end tell
EOF

# Run from file
osascript script.scpt
osascript script.applescript

# With arguments
osascript script.applescript "Henry"

on run argv
    display dialog "Argument passed: " & item 1 of argv
end run