mirror of
https://github.com/fish-shell/fish-shell.git
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102 lines
2.9 KiB
Fish
102 lines
2.9 KiB
Fish
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#
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#Deletes an item from history
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#
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function history --description "Deletes an item from history"
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set -l argc (count $argv)
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set -l prefix_args ""
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set -l contains_args ""
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set -l delete 0
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set -l clear 0
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set -l search_mode none
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if test $argc -gt 0
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for i in (seq $argc)
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switch $argv[$i]
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case --delete
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set delete 1
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case --prefix
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set search_mode prefix
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set prefix_args $argv[(math $i + 1)]
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case --contains
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set search_mode contains
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set contains_args $argv[(math $i + 1)]
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case --clear
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set clear 1
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end;
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end;
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end;
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if test $delete = 1
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set -l found_items ""
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switch $search_mode
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case prefix
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set found_items (builtin history --search --prefix $prefix_args)
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case contains
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set found_items (builtin history --search --contains $contains_args)
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case none
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builtin history $argv
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return 0
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end;
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set found_items_count (count $found_items)
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if test $found_items_count -gt 0
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printf "Delete which entries ?\n"
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printf "[0] cancel\n"
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printf "[1] all\n\n"
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for i in (seq $found_items_count)
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printf "[%s] %s \n" (math $i + 1) $found_items[$i]
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end;
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read choice
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set choice (echo $choice | tr " " "\n")
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for i in $choice
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echo $i | grep -q "^[0-9]*\$"
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#Following two validations could be embedded with "and" but I find the syntax kind of weird.
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if test $status -ne 0
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printf "Invalid input: %s\n" $i
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continue;
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end;
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if test $i -gt (math $found_items_count + 1)
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printf "Invalid input : %s\n" $i
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continue
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end;
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if test $i = "0"
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printf "Cancel\n"
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return
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else
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if test $i = "1"
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for item in $found_items
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builtin history --delete $item
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end;
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printf "Deleted all!\n"
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return
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else
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builtin history --delete $found_items[(math $i - 1)]
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end;
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end;
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end;
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end;
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else
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if test $clear = 1
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echo "Are you sure you want to clear history ? (y/n)"
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read ch
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if test $ch = "y"
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builtin history $argv
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echo "History cleared!"
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end;
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else
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builtin history $argv
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end;
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end;
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end;
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