Run a script in a specific directory in Terminal.app - OS X, via AppleScript. Useful for running scripts from a text editor, such as Sublime or TextMate. SCRIPT_PATH must be the path of the script. TextMate_RunInTerminal.sh is the specific code to make this work natively in TextMate.app.

RunInTerminal.scpt

tell application "Terminal" 
    set dir to "SCRIPT_PATH"
	set scriptString to quoted form of dir
	
	if (count of windows) is 0 then
		do script
	else
		if length of (get windows whose miniaturized is false) is 0 then
			set miniaturized of the front window to false
		end if
		do script "clear" in front window
	end if
	
	do script scriptString in front window
end tell

tell application "System Events" to set frontmost of process "Terminal" to true

TextMate_RunInTerminal.sh

#!/bin/bash
osascript -e "
tell application \"Terminal\" 
    set dir to \"$(echo $TM_FILEPATH | sed 's,[\\"],\\&,g')\"
	set scriptString to quoted form of dir
	
	if (count of windows) is 0 then
		do script
	else
		if length of (get windows whose miniaturized is false) is 0 then
			set miniaturized of the front window to false
		end if
		do script \"clear\" in front window
	end if
	
	do script scriptString in front window
end tell

tell application \"System Events\" to set frontmost of process \"Terminal\" to true
"