MongoStrings.kt

/**
 * Helper for building strings using mongo update operators. By declaring all the operators as variables in this object,
 * they can be used without special escape. e.g. MongoUpdateString { """{$set:{"name":"Luke Skywalker"}}""" }
 */
object MongoUpdateString {
	inline operator fun invoke(callback: MongoUpdateString.() -> String) = callback()

	val currentDate = "\$currentDate"
	val inc = "\$inc"
	val min = "\$min"
	val max = "\$max"
	val mul = "\$mul"
	val rename = "\$rename"
	val set = "\$set"
	val setOnInsert = "\$setOnInsert"
	val unset = "\$unset"
	val addToSet = "\$addToSet"
	val pop = "\$pop"
	val pull = "\$pull"
	val push = "\$push"
	val pullAll = "\$pullAll"
	val each = "\$each"
	val position = "\$position"
	val slice = "\$slice"
	val sort = "\$sort"
	val bit = "\$bit"
}

/**
 * Helper for building strings using mongo query operators. By declaring all the operators as variables in this object,
 * they can be used without special escape. e.g. MongoQueryString { """{"age":{$gt:21}}""" }
 */
object MongoQueryString {
	inline operator fun invoke(callback: MongoQueryString.() -> String) = callback()

	val eq = "\$eq"
	val gt = "\$gt"
	val gte = "\$gte"
	val In = "\$in"
	val lt = "\$lt"
	val lte = "\$lte"
	val ne = "\$ne"
	val nin = "\$nin"
	val and = "\$and"
	val not = "\$not"
	val nor = "\$nor"
	val or = "\$or"
	val exists = "\$exists"
	val type = "\$type"
	val expr = "\$expr"
	val jsonSchema = "\$jsonSchema"
	val mod = "\$mod"
	val regex = "\$regex"
	val text = "\$text"
	val where = "\$where"
	val geoIntersects = "\$geoIntersects"
	val geoWithin = "\$geoWithin"
	val near = "\$near"
	val nearSphere = "\$nearSphere"
	val all = "\$all"
	val size = "\$size"
	val bitsAllClear = "\$bitsAllClear"
	val bitsAllSet = "\$bitsAllSet"
	val bitsAnyClear = "\$bitsAnyClear"
	val bitsAnySet = "\$bitsAnySet"
	val comment = "\$comment"
	val meta = "\$meta"
	val slice = "\$slice"
}