object defined template language preview

code.dm

/client/verb/Display_Tokens()
	var/list/characterMappings = list()
	
	for (var/type in typesof(/datum/templateToken))
		var/datum/templateToken/tType = type
		var/character = initial(tType.character)
		var/word = initial(tType.word)
		if (isnull(character))
			continue
		
		var/list/characterMapping = characterMappings["[character]"]
		if (!characterMapping)
			characterMapping = (characterMappings["[character]"] = list())
		characterMapping[word] = tType
	
	world.log << json_encode(characterMappings)
	
/datum/templateToken
	//instance vars
	//--snip--
	
	//parser vars (compile time values only)
	
	//what starting character does this token listen for, empty string for default, null to disable parsing
	var/character
	
	//what word (after the starting character) does this token listen for.
	//empty string to cover blank tokens, null for wildcard/default.
	var/word

output.json

{
    "!":{
        null:"/datum/templateToken/TStringLiteral/TEscapedVariable"
    },
    "%":{
        null:"/datum/templateToken/TVariable/Updating",
        "":"/datum/templateToken/TConditional/TUpdatingBlock"
    },
    "$":{
        null:"/datum/templateToken/TVariable/HTMLSanitize"
    },
    "&":{
        null:"/datum/templateToken/TVariable/URLSanitize"
    },
    "*":{
        null:"/datum/templateToken/TVariable/NoSanitize"
    },
    "":{
        null:"/datum/templateToken/TVariable"
    },
    "/":{
        null:"/datum/templateToken/TClosure"
    },
    "#":{
        "default":"/datum/templateToken/TConditional/TElse/TDefault",
        "else":"/datum/templateToken/TConditional/TElse",
        "foreach":"/datum/templateToken/TConditional/TIfEmpty/TIfnEmpty/TForEach",
        "!ifempty":"/datum/templateToken/TConditional/TIfEmpty/TIfnEmpty/Reversed",
        "ifempty!":"/datum/templateToken/TConditional/TIfEmpty/TIfnEmpty",
        "ifempty":"/datum/templateToken/TConditional/TIfEmpty",
        "!if":"/datum/templateToken/TConditional/TIf/TIfn/Reversed",
        "if!":"/datum/templateToken/TConditional/TIf/TIfn",
        "if":"/datum/templateToken/TConditional/TIf",
        "switch":"/datum/templateToken/TConditional/TSwitch"
    }
}