Module:languages: Difference between revisions

Module:languages (view source)

54 bytes added , 7 August

ਕੋਈ ਸੋਧ ਸਾਰ ਨਹੀਂ

10,731

edits

@@ Line 39: / Line 39: @@
 end
-function export.distance(a, b)
+function export.get_common_ancestors(a, b)
-	local i = 0
+	if a.lineage == nil or b.lineage == nil then return {} end
-	local count = 0
-	if a.lineage == nil or b.lineage == nil then return nil end
+	local commons = {}
 	for ancestor, _ in pairs(a.lineage) do
-		count = count + 1
+		if b.lineage[ancestor] then
-		if b.lineage[ancestor] then i = i + 1 end
+			table.insert(commons, ancestor)
+		end
 	end
-	if i > 0 then return count - i else return nil end
+	return commons
+end
+function export.age_at_split(a, b)
+	return #export.get_common_ancestors(a, b)
 end