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Update __fish_inc_dec_number_under_cursor.fish
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@ -4,102 +4,88 @@
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# bind -M insert \ca '__fish_inc_dec_number_under_cursor increase'
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# bind -M insert \cx '__fish_inc_dec_number_under_cursor decrease'
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function __fish_inc_dec_number_under_cursor
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# Capture the current command line buffer and cursor position.
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set current_buffer (commandline -b) # Get the entire current command line as a string.
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set cursor_position (commandline -C) # Get the current cursor position.
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set original_cursor_position (commandline -C) # Store the original cursor position for restoring later.
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function __fish_inc_dec_number_under_cursor
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# Capture the current command line buffer and cursor position.
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set current_buffer (commandline -b) # Get the entire current command line as a string.
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set cursor_position (commandline -C) # Get the current cursor position.
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set original_cursor_position (commandline -C) # Store the original cursor position for restoring later.
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# Get the character directly under the cursor.
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set cursor_character (echo $current_buffer | cut -c (math $cursor_position + 1))
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# Get the character directly under the cursor.
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set cursor_character (echo $current_buffer | cut -c (math $cursor_position + 1))
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# If the character under the cursor is not a digit, repaint the command line and exit.
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if not string match -qr '^[0-9]+$' $cursor_character
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commandline -f repaint
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return
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end
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# Capture the character at the current cursor position (for safety, 2>/dev/null hides errors if position is invalid).
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set character (echo "$current_buffer" | cut -c $cursor_position 2>/dev/null)
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# Move the cursor backwards to find the start of the number under the cursor.
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while true
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if string match -qr '^[0-9]+$' $character # Check if the character is a digit.
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# If the character under the cursor is not a digit, repaint the command line and exit.
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if not string match -qr '^[0-9]+$' $cursor_character
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commandline -f repaint
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return
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end
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# Capture the character at the current cursor position (for safety, 2>/dev/null hides errors if position is invalid).
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set character (echo "$current_buffer" | cut -c $cursor_position 2>/dev/null)
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# Move the cursor backwards to find the start of the number under the cursor.
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while string match -qr '^[0-9]+$' $character # Check if the character is a digit.
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set cursor_position (math $cursor_position - 1) # Move the cursor one position left.
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set character (echo "$current_buffer" | cut -c $cursor_position 2>/dev/null) # Update character.
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else
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break # Stop if a non-digit is found.
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end
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end
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# If the character is '-', keep cursor position (for negative numbers).
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if string match -qr '-' $character
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set cursor_position $cursor_position
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else
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set cursor_position (math $cursor_position + 1) # Otherwise, move the cursor back to the first digit of the number.
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end
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# Capture everything from the cursor position onward.
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set char (echo "$current_buffer" | cut -c $cursor_position-)
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# Extract the first number (including potential negative sign) from the string.
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set old_number (echo (echo "$char" | grep -Eo '(-?[0-9]+)' | head -1))
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# Decide whether to increase or decrease the number based on the argument passed.
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if [ "$argv[1]" = "increase" ]
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set new_number (math $old_number + 1) # Increase the number by 1.
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else
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set new_number (math $old_number - 1) # Decrease the number by 1.
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end
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# Handle formatting for negative numbers.
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if string match -qr '-' \ "$new_number"
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set new_number2 (echo $new_number | cut -c 2-) # Remove the negative sign for formatting.
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set prefix '-' # Store the negative sign as a prefix.
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else
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set prefix '' # No prefix for positive numbers.
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set new_number2 $new_number
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end
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# Strip the negative sign from the old number if it exists.
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if string match -qr '-' \ $old_number
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set old_number2 (echo $old_number | cut -c 2-) # Remove the negative sign.
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else
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set old_number2 $old_number # No modification for positive numbers.
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end
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# Preserve leading zeros if the old number had them (e.g., 007 -> 008).
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if string match -qr '0' (echo $old_number | grep -o '[0-9]' | head -1)
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set formatted_number (printf "%0*d" (string length $old_number2) $new_number2)
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set new_number "$prefix$formatted_number" # Combine the prefix (if any) with the formatted number.
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else
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set new_number "$new_number" # Otherwise, use the new number as is.
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end
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# Modify the part of the buffer from the cursor position onward.
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set right_cut (echo $current_buffer | cut -c $cursor_position-)
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set new_right_buffer (echo $right_cut | sed "s/$old_number/$new_number/") # Replace old number with new number.
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# Capture the left side of the buffer (before the number).
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set left_cut (echo $current_buffer | cut -c -(math $cursor_position - 1) 2>/dev/null)
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# Rebuild the buffer with the new number.
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if test -z "$left_cut"
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commandline -r \ $new_right_buffer # If there's no left part, just replace the right part.
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else
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set new_buffer (echo $left_cut$new_right_buffer) # Combine left and right parts with the new number.
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commandline -r \ $new_buffer
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end
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# Reposition the cursor back to the original position.
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# commandline -C $original_cursor_position # This command doesn't always behave as expected, so it's commented.
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commandline -f beginning-of-line # Move cursor to the beginning of the line.
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commandline -f delete-char # Remove the first character.
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# If the character is '-', keep cursor position (for negative numbers).
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if not string match -qr '-' $character
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set cursor_position (math $cursor_position + 1) # Otherwise, move the cursor back to the first digit of the number.
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end
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# Move the cursor back to its original position character by character.
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for i in (seq $original_cursor_position)
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commandline -f forward-char
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end
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# Capture everything from the cursor position onward.
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set char (echo "$current_buffer" | cut -c $cursor_position-)
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# Extract the first number (including potential negative sign) from the string.
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set old_number (echo (echo "$char" | grep -Eo '(-?[0-9]+)' | head -1))
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# Decide whether to increase or decrease the number based on the argument passed.
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if [ "$argv[1]" = "increase" ]
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set new_number (math $old_number + 1) # Increase the number by 1.
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else
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set new_number (math $old_number - 1) # Decrease the number by 1.
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end
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# Handle formatting for negative numbers.
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if string match -qr -- '-' "$new_number"
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set new_number2 (echo $new_number | cut -c 2-) # Remove the negative sign for formatting.
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set prefix '-' # Store the negative sign as a prefix.
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else
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set prefix '' # No prefix for positive numbers.
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set new_number2 $new_number
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end
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# Strip the negative sign from the old number if it exists.
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if string match -qr -- '-' $old_number
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set old_number2 (echo $old_number | cut -c 2-) # Remove the negative sign.
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else
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set old_number2 $old_number # No modification for positive numbers.
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end
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# Preserve leading zeros if the old number had them (e.g., 007 -> 008).
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if string match -qr '0' (echo $old_number | grep -o '[0-9]' | head -1)
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set formatted_number (printf "%0*d" (string length $old_number2) $new_number2)
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set new_number "$prefix$formatted_number" # Combine the prefix (if any) with the formatted number.
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end
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# Modify the part of the buffer from the cursor position onward.
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set right_cut (echo $current_buffer | cut -c $cursor_position-)
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set new_right_buffer (echo $right_cut | sed "s/$old_number/$new_number/") # Replace old number with new number.
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# Capture the left side of the buffer (before the number).
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set left_cut (echo $current_buffer | cut -c -(math $cursor_position - 1) 2>/dev/null)
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# Rebuild the buffer with the new number.
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if test -z "$left_cut"
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commandline -r -- $new_right_buffer # If there's no left part, just replace the right part.
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else
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set new_buffer (echo $left_cut$new_right_buffer) # Combine left and right parts with the new number.
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commandline -r -- $new_buffer
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end
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# # Reposition the cursor back to the original position.
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commandline -C $original_cursor_position
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commandline -f repaint # Repaint the command line to reflect the changes.
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end
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commandline -f repaint # Repaint the command line to reflect the changes.
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end
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