menu (linewise): fix layout with variable width of line prefix

docs/ChangeLog.md

@@ -353,6 +353,7 @@
 - complete: fix non-working ambiguous path completion with `..` and `.` in the path `#D1930` 632e90a
 - main (`ble-reload`): fix failure by non-existent rcfile `#D1931` 0ceb0cb
 - syntax (`ble/syntax/highlight/vartype`): check variable in global scope `#D1932` b7026de
+- menu (linewise): fix layout calculation with variable width of line prefix (reported by bkerin) `#D1979` xxxxxxx
 
 ## Documentation
 
@@ -551,7 +552,7 @@
 - prompt-git: ignore untracked files in submodules `#D1829` 4d24f84
 - fzf-completion: fix integration (reported by ferdinandyb) `#D1837` 12c022b
 - fzf-completion: remove `noquote` (reported by MK-Alias) `#D1889` 0c6291f
-  - completion: quote only with `filenames` when `ble/syntax-raw` is specified `#D1978` xxxxxxx
+  - completion: quote only with `filenames` when `ble/syntax-raw` is specified (reported by christianknauer) `#D1978` xxxxxxx
 - README: update description on `_ble_contrib_fzf_base` (reported by Strykar) `#D1904` 09bb4d3
 - fzf-initialize: check directory existence before adding it to `PATH` (reported by Strykar) `#D1904` 09bb4d3
 - colorglass: add color filter `#D1902` 88e74cc

lib/core-complete.sh

@@ -341,8 +341,8 @@ function ble/complete/menu-style:linewise/construct-page {
       local prefix1; ble/util/sprintf prefix1 "$prefix_format" "$((index+1))"
       LINES=1 COLUMNS=$max_icon_width y=0 ble/canvas/trace "$prefix1" truncate:relative:measure-bbox; esc1=$ret
       if ((x<prefix_width)); then
-        x=$prefix_width
         esc=$esc${_ble_string_prototype::prefix_width-x}$esc1
+        x=$prefix_width
       else
         esc=$esc$esc1
       fi

note.txt

@@ -6590,6 +6590,12 @@ bash_tips
 
 2023-02-27
 
+  * menu (linewise): 行番号を表示すると表示レイアウトが壊れる (reported by bkerin) [#D1979]
+    https://github.com/akinomyoga/ble.sh/discussions/284
+    https://github.com/akinomyoga/ble.sh/issues/286
+
+    これは簡単なミスだった。単に x を更新した後に x を参照していた。すぐ直った。
+
   * completion: fzf-completion がまた動かなくなっている (reported by christianknauer) [#D1978]
     https://github.com/akinomyoga/ble.sh/issues/285