--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/teal-src/prosody/core/storagemanager.d.tl	Thu Mar 23 13:36:52 2023 +0100
@@ -0,0 +1,74 @@
+-- Storage local record API Description
+--
+-- This is written as a TypedLua description
+
+-- Key-Value stores (the default)
+
+local stanza = require"prosody.util.stanza".stanza_t
+
+local record keyval_store
+	get : function ( keyval_store, string ) : any , string
+	set : function ( keyval_store, string, any ) : boolean, string
+end
+
+-- Map stores (key-key-value stores)
+
+local record map_store
+	get : function ( map_store, string, any ) : any, string
+	set : function ( map_store, string, any, any ) : boolean, string
+	set_keys : function ( map_store, string, { any : any }) : boolean, string
+	remove : table
+end
+
+-- Archive stores
+
+local record archive_query
+	start  : number -- timestamp
+	["end"]: number -- timestamp
+	with   : string
+	after  : string -- archive id
+	before : string -- archive id
+	total  : boolean
+end
+
+local record archive_store
+	-- Optional set of capabilities
+	caps   : {
+		-- Optional total count of matching items returned as second return value from :find()
+		string : any
+	}
+
+	-- Add to the archive
+	append : function ( archive_store, string, string, any, number, string ) : string, string
+
+	-- Iterate over archive
+	type iterator = function () : string, any, number, string
+	find   : function ( archive_store, string, archive_query ) : iterator, integer
+
+	-- Removal of items. API like find. Optional
+	delete : function ( archive_store, string, archive_query ) : boolean | number, string
+
+	-- Array of dates which do have messages (Optional)
+	dates  : function ( archive_store, string ) : { string }, string
+
+	-- Map of counts per "with" field
+	summary : function ( archive_store, string, archive_query ) : { string : integer }, string
+
+	-- Map-store API
+	get    : function ( archive_store, string, string ) : stanza, number, string
+	get    : function ( archive_store, string, string ) : nil, string
+	set    : function ( archive_store, string, string, stanza, number, string ) : boolean, string
+end
+
+-- This represents moduleapi
+local record coremodule
+	-- If the first string is omitted then the name of the module is used
+	-- The second string is one of "keyval" (default), "map" or "archive"
+	open_store : function (archive_store, string, string) : keyval_store, string
+	open_store : function (archive_store, string, string) : map_store, string
+	open_store : function (archive_store, string, string) : archive_store, string
+
+	-- Other module methods omitted
+end
+
+return coremodule