macros.markdown: add () to nullary macros (elixir-lang#1406)

henrik · web-flow · commit 004484b3b5c5 · 2020-06-20T11:20:06.000+02:00
diff --git a/getting-started/meta/macros.markdown b/getting-started/meta/macros.markdown
@@ -126,7 +126,7 @@ defmodule HygieneTest do
 def go do
 require Hygiene
 a = 13
- Hygiene.no_interference
+ Hygiene.no_interference()
 a
 end
 end
@@ -148,7 +148,7 @@ defmodule HygieneTest do
 def go do
 require Hygiene
 a = 13
- Hygiene.interference
+ Hygiene.interference()
 a
 end
 end
@@ -174,7 +174,7 @@ defmodule Sample do
 end
 end
 
-Sample.quoted #=>{:x, [line: 3], Sample}
+Sample.quoted() #=>{:x, [line: 3], Sample}
 ```
 
 Notice that the third element in the quoted variable is the atom `Sample`, instead of `nil`, which marks the variable as coming from the `Sample` module. Therefore, Elixir considers these two variables as coming from different contexts and handles them accordingly.

-Original file line number
+Diff line change
 defgodo
 requireHygiene
  a =13
 -Hygiene.no_interference
 +Hygiene.no_interference()
+ a
 end
 end
 defgodo
 requireHygiene
  a =13
 -Hygiene.interference
 +Hygiene.interference()
+ a
 end
 end
 end
 end
 -Sample.quoted#=>{:x, [line: 3], Sample}
 +Sample.quoted()#=>{:x, [line: 3], Sample}
 ```
 Notice that the third element in the quoted variable is the atom `Sample`, instead of `nil`, which marks the variable as coming from the `Sample` module. Therefore, Elixir considers these two variables as coming from different contexts and handles them accordingly.