Better related for isPlaying;

api/init.lua

@@ -1937,6 +1937,11 @@ return {
               description = "Returns whether or not the Source is playing.",
               key = "Source:isPlaying",
               module = "lovr.audio",
+              related = {
+                "Source:play",
+                "Source:pause",
+                "Source:stop"
+              },
               variants = {
                 {
                   arguments = {},

api/lovr/audio/Source/isPlaying.lua

@@ -8,5 +8,10 @@ return {
       type = 'boolean',
       description = 'Whether the Source is playing.'
     }
+  },
+  related = {
+    'Source:play',
+    'Source:pause',
+    'Source:stop'
   }
 }