fix(config-settings): blank/cleared sponge values revert to default, never unset

A blank or escaped inline edit, and the ← clear, previously erased the variable.
sponge reads sponge_delay / sponge_purge_only_on_exit / sponge_allow_previously_
successful with no fallback, so an unset value crashed the prompt
('test: Missing argument'). Fixes:

- Value rows reset to a per-row default value (sponge_delay→2, exit_codes→0) or
  erase only when the var tolerates unset (paths, extra-sensitive list).
- Blank/escaped Enter reverts to that default instead of writing empty.
- Sponge booleans are now a 2-state true/false (sponge's convention), never unset.
- Defensive set -q;or set -l fallbacks added to the sponge consumer functions so
  a transiently-unset var can never error the prompt.
This commit is contained in:
2026-06-24 10:47:00 -04:00
parent 453b5f1d50
commit 7caf75b940
+37 -25
View File
@@ -84,6 +84,15 @@ function config-settings --description 'Interactive TUI for managing fish config
set -l paths_types path int path
set -l paths_labels "Log dir" "Log max" "Dots path"
# Reset/blank-edit target for each value row. A non-empty entry is written
# verbatim (sponge reads sponge_delay / sponge_successful_exit_codes with no
# fallback, so they must never be left unset); an empty entry erases the var
# so its own built-in default applies (scrollback/dots paths and the
# extra-sensitive list all tolerate being unset). Bool rows are not reset
# through this path — they are a 2-state true/false with no unset state.
set -l sponge_defaults 2 '' '' 0 ''
set -l paths_defaults '' '' ''
# Rows per page index 0..3
set -l page_rows 7 7 5 3
@@ -154,17 +163,11 @@ function config-settings --description 'Interactive TUI for managing fish config
test "$cur_val" = off; and set next_val DEFAULT
__config_settings_apply $varname $scope $next_val
else if test $cur_page -eq 2
# Sponge page: only bool rows respond to → (false ← DEFAULT → true).
# Sponge reads true/false (not on/off), so write those literals.
# Sponge bool rows are 2-state (true/false) with no unset
# state — sponge reads them with no fallback. → sets true.
set -l ridx (math $cur_row + 1)
if test "$sponge_types[$ridx]" = bool
set -l varname $sponge_vars[$ridx]
set -l cur_val (__config_settings_get_raw $varname)
if test "$cur_val" = false
set -Ue $varname 2>/dev/null
else
set -U $varname true 2>/dev/null
end
set -U $sponge_vars[$ridx] true 2>/dev/null
end
end
case left h
@@ -177,25 +180,24 @@ function config-settings --description 'Interactive TUI for managing fish config
test "$cur_val" = on; and set next_val DEFAULT
__config_settings_apply $varname $scope $next_val
else
# Value pages: ← clears a value row to default; toggles step toward OFF
# Value pages: bool rows set false; other value rows reset to
# their default (a literal value, or erase when the var
# tolerates being unset — see sponge_defaults/paths_defaults).
set -l v_vars $sponge_vars
set -l v_types $sponge_types
set -l v_defaults $sponge_defaults
if test $cur_page -eq 3
set v_vars $paths_vars
set v_types $paths_types
set v_defaults $paths_defaults
end
set -l varname $v_vars[(math $cur_row + 1)]
set -l vtype $v_types[(math $cur_row + 1)]
set -l ridx (math $cur_row + 1)
set -l varname $v_vars[$ridx]
set -l vtype $v_types[$ridx]
if test "$vtype" = bool
# Step toward OFF (true → DEFAULT → false); sponge reads true/false.
set -l cur_val (__config_settings_get_raw $varname)
if test "$cur_val" = true
set -Ue $varname 2>/dev/null
else
set -U $varname false 2>/dev/null
end
set -U $varname false 2>/dev/null
else
__config_settings_set_value $varname $vtype ''
__config_settings_set_value $varname $vtype "$v_defaults[$ridx]"
end
end
case enter
@@ -203,15 +205,19 @@ function config-settings --description 'Interactive TUI for managing fish config
set -l v_vars $sponge_vars
set -l v_types $sponge_types
set -l v_labels $sponge_labels
set -l v_defaults $sponge_defaults
if test $cur_page -eq 3
set v_vars $paths_vars
set v_types $paths_types
set v_labels $paths_labels
set v_defaults $paths_defaults
end
set -l varname $v_vars[(math $cur_row + 1)]
set -l vtype $v_types[(math $cur_row + 1)]
set -l vlabel $v_labels[(math $cur_row + 1)]
if test "$vtype" != toggle
set -l ridx (math $cur_row + 1)
set -l varname $v_vars[$ridx]
set -l vtype $v_types[$ridx]
set -l vlabel $v_labels[$ridx]
# Only path/int/list rows are editable; bool rows toggle with ←/→.
if test "$vtype" != toggle -a "$vtype" != bool
# Erase panel, drop to cooked mode, prompt, redraw.
set -l prev_max_lw (math --scale=0 "($last_cols + 78) / 2")
set -l erase_h (math --scale=0 "$panel_h * max(1, ceil($prev_max_lw / $COLUMNS))")
@@ -219,7 +225,13 @@ function config-settings --description 'Interactive TUI for managing fish config
printf '\e[?25h'
printf '%s (blank = reset to default): ' "$vlabel"
read -l new_val
__config_settings_set_value $varname $vtype "$new_val"
# Blank / Escape reverts to the row's default (a value, or
# erase when the var tolerates unset) — never leaves it empty.
if test -n "$new_val"
__config_settings_set_value $varname $vtype "$new_val"
else
__config_settings_set_value $varname $vtype "$v_defaults[$ridx]"
end
printf '\e[?25l'
set last_cols $COLUMNS
__cs_dispatch_draw