export name and comment in returns

Author: sumneko

script/cli/doc.lua

@@ -59,6 +59,13 @@ local function packObject(source, mark)
             end
             new['view'] = getLabel(source, source.parent.type == 'setmethod')
         end
+        if source.type == 'local'
+        or source.type == 'self' then
+            new['name'] = source[1]
+        end
+        if source.type == 'function.return' then
+            new['desc'] = source.comment and getDesc(source.comment)
+        end
         if source.type == 'doc.type.table' then
             new['fields'] = packObject(source.fields, mark)
         end

script/core/hover/description.lua

@@ -512,6 +512,9 @@ return function (source)
     if source.type == 'string' then
         return asString(source)
     end
+    if source.type == 'doc.tailcomment' then
+        return source.text
+    end
     if source.type == 'field' then
         source = source.parent
     end

script/vm/compiler.lua

@@ -478,6 +478,7 @@ function vm.getReturnOfFunction(func, index)
                 parent      = func,
                 returnIndex = index,
             }
+            vm.compileNode(func._returns[index])
         end
         return func._returns[index]
     end
@@ -1382,6 +1383,10 @@ local compilerSwitch = util.switch()
                         lastReturn = rtn
                         if rtn.returnIndex == index then
                             hasMarkDoc = true
+                            source.comment = doc.comment
+                            if rtn.name then
+                                source.name = rtn.name[1]
+                            end
                             local hasGeneric
                             if sign then
                                 guide.eachSourceType(rtn, 'doc.generic.name', function (src)