Sublime Language for LuaAssemblyTools (https://github.com/mlnlover11/LuaAssemblyTools)

LASM.JSON-tmLanguage

// [PackageDev] target_format: plist, ext: tmLanguage
{
	"name": "Lua Assembly",
	"scopeName": "source.lasm",
	"fileTypes": ["lasm"],
	"uuid": "3507f71d-f02d-4af7-ab7d-027c8e7313de",

	"patterns": [
		{
			"beginCaptures": {
				"0": {
					"name": "punctuation.definition.string.begin.lua"
				}
			}, 
			"endCaptures": {
				"0": {
					"name": "punctuation.definition.string.end.lua"
				}
			}, 
			"end": "'", 
			"name": "string.quoted.single.lua", 
			"begin": "'", 
			"patterns": [
				{
					"match": "\\\\\"", 
					"name": "constant.character.escape.lua"
				}
			]
		}, 
		{
			"beginCaptures": {
				"0": {
					"name": "punctuation.definition.string.begin.lua"
				}
			}, 
			"endCaptures": {
				"0": {
					"name": "punctuation.definition.string.end.lua"
				}
			}, 
			"end": "\"", 
			"name": "string.quoted.double.lua", 
			"begin": "\"", 
			"patterns": [
				{
					"match": "\\\\\"", 
					"name": "constant.character.escape.lua"
				}
			]
		}, 
		{
			"match": "(?<![^.]\\.|:)\\b(false|nil|true|_G|_VERSION|math\\.(pi|huge))\\b|(?<![.])\\.{3}(?!\\.)", 
			"name": "constant.language.lua"
		},
		{
			"match": "(?<![\\d.])\\s0x[a-fA-F\\d]+|\\b\\d+(\\.\\d+)?([eE]-?\\d+)?|\\.\\d+([eE]-?\\d+)?",
			"name": "constant.numeric.lua",
			"comment": "Number"
		},

		// Custom LASM code
		
		{
			"match": "(?:\\n|^)\\s*([a-z]+)",
			"name": "source.lasm",
			"captures": {
				"1": { "name": "keyword.source.lua" }
			},
			"comment": "Instructions"
		},
		
		{ 
			"match": "(?:\\n|^)\\s*(\\.[a-z]+)",
			"name": "source.lasm", // Just a 'void' type
			"captures": {
				"1": { "name": "entity.name.tag.lasm" }
			},
			"comment": "Anything starting with a ."
		},
		{
			"match": ";[^\\n]*",
			"name": "comment.line.lua",
			"comment": "Anything starting with a ;"
		}
	]
}

LASM.tmLanguage

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
	<key>fileTypes</key>
	<array>
		<string>lasm</string>
	</array>
	<key>name</key>
	<string>Lua Assembly</string>
	<key>patterns</key>
	<array>
		<dict>
			<key>begin</key>
			<string>'</string>
			<key>beginCaptures</key>
			<dict>
				<key>0</key>
				<dict>
					<key>name</key>
					<string>punctuation.definition.string.begin.lua</string>
				</dict>
			</dict>
			<key>end</key>
			<string>'</string>
			<key>endCaptures</key>
			<dict>
				<key>0</key>
				<dict>
					<key>name</key>
					<string>punctuation.definition.string.end.lua</string>
				</dict>
			</dict>
			<key>name</key>
			<string>string.quoted.single.lua</string>
			<key>patterns</key>
			<array>
				<dict>
					<key>match</key>
					<string>\\"</string>
					<key>name</key>
					<string>constant.character.escape.lua</string>
				</dict>
			</array>
		</dict>
		<dict>
			<key>begin</key>
			<string>"</string>
			<key>beginCaptures</key>
			<dict>
				<key>0</key>
				<dict>
					<key>name</key>
					<string>punctuation.definition.string.begin.lua</string>
				</dict>
			</dict>
			<key>end</key>
			<string>"</string>
			<key>endCaptures</key>
			<dict>
				<key>0</key>
				<dict>
					<key>name</key>
					<string>punctuation.definition.string.end.lua</string>
				</dict>
			</dict>
			<key>name</key>
			<string>string.quoted.double.lua</string>
			<key>patterns</key>
			<array>
				<dict>
					<key>match</key>
					<string>\\"</string>
					<key>name</key>
					<string>constant.character.escape.lua</string>
				</dict>
			</array>
		</dict>
		<dict>
			<key>match</key>
			<string>(?&lt;![^.]\.|:)\b(false|nil|true|_G|_VERSION|math\.(pi|huge))\b|(?&lt;![.])\.{3}(?!\.)</string>
			<key>name</key>
			<string>constant.language.lua</string>
		</dict>
		<dict>
			<key>comment</key>
			<string>Number</string>
			<key>match</key>
			<string>(?&lt;![\d.])\s0x[a-fA-F\d]+|\b\d+(\.\d+)?([eE]-?\d+)?|\.\d+([eE]-?\d+)?</string>
			<key>name</key>
			<string>constant.numeric.lua</string>
		</dict>
		<dict>
			<key>captures</key>
			<dict>
				<key>1</key>
				<dict>
					<key>name</key>
					<string>keyword.source.lua</string>
				</dict>
			</dict>
			<key>comment</key>
			<string>Instructions</string>
			<key>match</key>
			<string>(?:\n|^)\s*([a-z]+)</string>
			<key>name</key>
			<string>source.lasm</string>
		</dict>
		<dict>
			<key>captures</key>
			<dict>
				<key>1</key>
				<dict>
					<key>name</key>
					<string>entity.name.tag.lasm</string>
				</dict>
			</dict>
			<key>comment</key>
			<string>Anything starting with a .</string>
			<key>match</key>
			<string>(?:\n|^)\s*(\.[a-z]+)</string>
			<key>name</key>
			<string>source.lasm</string>
		</dict>
		<dict>
			<key>comment</key>
			<string>Anything starting with a ;</string>
			<key>match</key>
			<string>;[^\n]*</string>
			<key>name</key>
			<string>comment.line.lua</string>
		</dict>
	</array>
	<key>scopeName</key>
	<string>source.lasm</string>
	<key>uuid</key>
	<string>3507f71d-f02d-4af7-ab7d-027c8e7313de</string>
</dict>
</plist>