patch 8.2.3888: the argument list may contain duplicates
Problem: The argument list may contain duplicates.
Solution: Add the :argdedeupe command. (Nir Lichtman, closes #6235)
diff --git a/runtime/doc/editing.txt b/runtime/doc/editing.txt
index 9736d4c..fc4080c 100644
--- a/runtime/doc/editing.txt
+++ b/runtime/doc/editing.txt
@@ -650,12 +650,19 @@
And after the last one:
:+2argadd y a b c x y
There is no check for duplicates, it is possible to
- add a file to the argument list twice.
- The currently edited file is not changed.
+ add a file to the argument list twice. You can use
+ |:argdedupe| to fix it afterwards: >
+ :argadd *.txt | argdedupe
+< The currently edited file is not changed.
Note: you can also use this method: >
:args ## x
< This will add the "x" item and sort the new list.
+:argded[upe] *:argded* *:argdedupe*
+ Remove duplicate filenames from the argument list.
+ If your current file is a duplicate, your current file
+ will change to the original file index.
+
:argd[elete] {pattern} .. *:argd* *:argdelete* *E480* *E610*
Delete files from the argument list that match the
{pattern}s. {pattern} is used like a file pattern,