Hammerspoon config file

init.lua

local function pressFn(mods, key)
	if key == nil then
		key = mods
		mods = {}
	end

	return function() hs.eventtap.keyStroke(mods, key, 10) end
end

local function remap(mods, key, pressFn)
	hs.hotkey.bind(mods, key, pressFn, nil, pressFn)        
end

local function remap_unbound(mods, key, pressFn)
	return hs.hotkey.new(mods, key, pressFn, nil, pressFn)        
end

-- Move
remap({'ctrl'}, 'h', pressFn('left'))
remap({'ctrl'}, 'j', pressFn('down'))
remap({'ctrl'}, 'k', pressFn('up'))
remap({'ctrl'}, 'l', pressFn('right'))

-- Select and move
remap({'ctrl', 'shift'}, 'h', pressFn({'shift'}, 'left'))
remap({'ctrl', 'shift'}, 'j', pressFn({'shift'}, 'down'))
remap({'ctrl', 'shift'}, 'k', pressFn({'shift'}, 'up'))
remap({'ctrl', 'shift'}, 'l', pressFn({'shift'}, 'right'))

-- Jump by word move
remap({'alt'}, 'h', pressFn({'alt'}, 'left'))
remap({'alt'}, 'l', pressFn({'alt'}, 'right'))

-- Jump by word select
remap({'alt', 'shift'}, 'h', pressFn({'alt', 'shift'}, 'left'))
remap({'alt', 'shift'}, 'l', pressFn({'alt', 'shift'}, 'right'))

-- Jump to beginning/end of line/document
-- remap({'cmd'}, 'h', pressFn({'cmd'}, 'left'))
-- remap({'cmd'}, 'j', pressFn({'cmd'}, 'down'))
-- remap({'cmd'}, 'k', pressFn({'cmd'}, 'up'))
-- remap({'cmd'}, 'l', pressFn({'cmd'}, 'right'))

-- Select to beginning/end of line/document
-- remap({'shift', 'cmd'}, 'h', pressFn({'shift', 'cmd'}, 'left'))
-- remap({'shift', 'cmd'}, 'j', pressFn({'shift', 'cmd'}, 'down'))
-- remap({'shift', 'cmd'}, 'k', pressFn({'shift', 'cmd'}, 'up'))
-- remap({'shift', 'cmd'}, 'l', pressFn({'shift', 'cmd'}, 'right'))


--
-- Switch tab hotkeys
--

-- right
hs.hotkey.bind({'cmd', 'shift'}, 'l', function()
	if hs.application.frontmostApplication():title() == 'Xcode' then
		pressFn({'cmd', 'shift'}, ']')()
	elseif hs.application.frontmostApplication():title() == 'Terminal' then
		pressFn({'cmd', 'shift'}, ']')()
	elseif hs.application.frontmostApplication():title() == 'Google Chrome' then
		pressFn({'cmd', 'option'}, 'right')()
	elseif hs.application.frontmostApplication():title() == 'AppCode' then
		pressFn({'cmd', 'shift'}, ']')()
	elseif hs.application.frontmostApplication():title() == 'Code' then
		pressFn({'cmd', 'shift'}, ']')()
	else
		pressFn({'cmd', 'shift'}, 'l')()
	end
end)

hs.hotkey.bind({'cmd', 'shift'}, 'h', function()
	if hs.application.frontmostApplication():title() == 'Xcode' then
		pressFn({'cmd', 'shift'}, '[')()
	elseif hs.application.frontmostApplication():title() == 'Terminal' then
		pressFn({'cmd', 'shift'}, '[')()
	elseif hs.application.frontmostApplication():title() == 'Google Chrome' then
		pressFn({'cmd', 'option'}, 'left')()
	elseif hs.application.frontmostApplication():title() == 'AppCode' then
		pressFn({'cmd', 'shift'}, '[')()
	elseif hs.application.frontmostApplication():title() == 'Code' then
		pressFn({'cmd', 'shift'}, '[')()
	else
		hs.alert.show('Should have passed through?')
		hs.timer.doAfter(1000, function() pressFn({'cmd', 'shift'}, 'h')() end)
	end
end)

runInXcodeFromMacVim = hs.hotkey.new('⌘', 'r', function()
	hs.alert.show("Run in Xcode")
      hs.application.launchOrFocus("Xcode.app")
      hs.eventtap.keyStroke({'⌘'}, 'r')
      hs.application.launchOrFocus("MacVim.app")
  end)

hs.window.filter.new('MacVim')
    :subscribe(hs.window.filter.windowFocused,function() runInXcodeFromMacVim:enable() end)
	:subscribe(hs.window.filter.windowUnfocused,function() runInXcodeFromMacVim:disable() end)

switchToImpHeader = hs.hotkey.new('⌘', 'j', function()
	-- hs.alert.show("Switch")
	hs.application.get('Xcode'):selectMenuItem('Jump to Next Counterpart')
end)

hs.window.filter.new('Xcode')
    :subscribe(hs.window.filter.windowFocused,function() switchToImpHeader:enable() end)
    :subscribe(hs.window.filter.windowUnfocused,function() switchToImpHeader:disable() end)

--
-- reload hammerspoon config
--
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "R", function()
	hs.reload()
	end)
hs.alert.show("Config loaded")


-- misc
hs.hotkey.bind({"cmd", "alt", "ctrl"}, "I", function()
	hs.alert.show(hs.application.frontmostApplication():title())
end)