refactor: use _comp_compgen for COMPREPLY=($(IFS=... compgen ...))

Author: akinomyoga

completions/carton

@@ -4,7 +4,7 @@ _comp_cmd_carton__commands()
 {
     local cmds=$("${1:-carton}" usage 2>&1 |
         command sed -ne '/.*command.* is one of/{n;p;q;}')
-    COMPREPLY+=($(IFS=$' \t\n,' compgen -W "$cmds" -- "$cur"))
+    _comp_compgen -aF $' \t\n,' -- -W "$cmds"
 }
 
 _comp_cmd_carton__command_help()

completions/dmypy

@@ -40,7 +40,7 @@ _comp_cmd_dmypy()
         local cmds=$("$1" --help 2>&1 |
             command sed -ne '/positional arguments/{p;n;p;q;}' |
             command sed -ne 's/{\(.*\)}/\1/p')
-        COMPREPLY=($(IFS="," compgen -W '$cmds' -- "$cur"))
+        _comp_compgen -F , -- -W '$cmds'
         return
     fi
 } &&

completions/gssdp-discover

@@ -17,10 +17,7 @@ _comp_cmd_gssdp_discover()
             [[ $1 == *gssdp-discover ]] || return
             local types=$("$1" --help 2>&1 |
                 command sed -ne 's/^.*--message-type=.*(\([^)]*\))$/\1/p')
-            COMPREPLY=($(
-                IFS=$' \t\n,'
-                compgen -W "$types" -- "$cur"
-            ))
+            _comp_compgen -F $' \t\n,' -- -W "$types"
             return
             ;;
     esac

completions/influx

@@ -15,10 +15,7 @@ _comp_cmd_influx()
             ;;
         -format | -precision | -consistency)
             local args=$("$1" --help 2>&1 | awk "\$1 == \"$prev\" { print \$2 }")
-            COMPREPLY=($(
-                IFS=$' \t\n'"\"'|"
-                compgen -W "$args" -- "$cur"
-            ))
+            _comp_compgen -F $' \t\n'"\"'|" -- -W "$args"
             return
             ;;
         -import | -path)

completions/valgrind

@@ -90,7 +90,7 @@ _comp_cmd_valgrind()
                 # "yes", "yes|no", etc (but not "string", "STR",
                 # "hint1,hint2,...")
                 yes | +([-a-z0-9])\|+([-a-z0-9\|]))
-                    COMPREPLY=($(IFS='|' compgen -W '$value' -- "$cur"))
+                    _comp_compgen -F '|' -- -W '$value'
                     return
                     ;;
             esac