chore: bump version to 7.1.2. (#1410)

Co-authored-by: Daniel Schreck <daniel.s.schreck@gmail.com>

CHANGELOG.md

@@ -12,6 +12,17 @@
                 .
             - Pull Request Title n (PR Author) [PR Number](Link to PR)
 -->
+#### 7.1
+- **.2**:
+    - fix: GetWinNum regex pattern. (rzvxa) [#1409](https://github.com/preservim/nerdtree/pull/1409)
+    - fix: session restore for nerdtree buffers. (rzvxa) [#1405](https://github.com/preservim/nerdtree/pull/1405)
+- **.1**:
+    - fix: change default binding of filelines to `FL`. (rzvxa) [#1400](https://github.com/preservim/nerdtree/pull/1400)
+    - fix: toggle zoom resizing. (ds2606) [#1395](https://github.com/preservim/nerdtree/pull/1395)
+- **.0**:
+    - fix: typo in the docs. (bl4kraven) [#1390](https://github.com/preservim/nerdtree/pull/1390)
+    - feat: add NERDTreeExplore command. (msibal6) [#1389](https://github.com/preservim/nerdtree/pull/1389)
+    - fix: mapping description in NERDTree.txt. (roccomao) [#1393](https://github.com/preservim/nerdtree/pull/1393)
 #### 7.0
 - **.1**:
     - Fix NERDTreeFind to handle directory case sensitivity. (dangibson) [#1387](https://github.com/preservim/nerdtree/pull/1387)

autoload/nerdtree.vim

@@ -234,6 +234,38 @@ function! nerdtree#pathEquals(lhs, rhs) abort
     endif
 endfunction
 
+"FUNCTION: nerdtree#onBufLeave() {{{2
+" used for handling the nerdtree BufLeave/WinLeave events.
+function! nerdtree#onBufLeave() abort
+    " detect whether we are in the middle of sourcing a session.
+    " if it is a buffer from the sourced session we need to restore it.
+    if exists('g:SessionLoad') && !exists('b:NERDTree')
+        let bname = bufname('%')
+        " is the buffer for a tab tree?
+        if bname =~# '^' . g:NERDTreeCreator.BufNamePrefix() . 'tab_\d\+$'
+            " rename loaded buffer and mark it as trash to prevent this event
+            " getting fired again
+            exec 'file TRASH_' . bname
+            " delete the trash buffer
+            exec 'bwipeout!'
+            " rescue the tab tree at the current working directory
+            call g:NERDTreeCreator.CreateTabTree(getcwd())
+        " is the buffer for a window tree?
+        elseif bname =~# '^' . g:NERDTreeCreator.BufNamePrefix(). 'win_\d\+$'
+            " rescue the window tree at the current working directory
+            call g:NERDTreeCreator.CreateWindowTree(getcwd())
+        else " unknown buffer type
+            " rename buffer to mark it as broken.
+            exec 'file BROKEN_' . bname
+            call nerdtree#echoError('Failed to restore "' . bname . '" from session. Is this session created with an older version of NERDTree?')
+        endif
+    else
+        if g:NERDTree.IsOpen()
+            call b:NERDTree.ui.saveScreenState()
+        endif
+    endif
+endfunction
+
 " SECTION: View Functions {{{1
 "============================================================
 

autoload/nerdtree/ui_glue.vim

@@ -642,6 +642,7 @@ endfunction
 function! nerdtree#ui_glue#setupCommands() abort
     command! -n=? -complete=dir -bar NERDTree :call g:NERDTreeCreator.CreateTabTree('<args>')
     command! -n=? -complete=dir -bar NERDTreeToggle :call g:NERDTreeCreator.ToggleTabTree('<args>')
+    command! -n=? -complete=dir -bar NERDTreeExplore :call g:NERDTreeCreator.CreateExploreTree('<args>')
     command! -n=0 -bar NERDTreeClose :call g:NERDTree.Close()
     command! -n=1 -complete=customlist,nerdtree#completeBookmarks -bar NERDTreeFromBookmark call g:NERDTreeCreator.CreateTabTree('<args>')
     command! -n=0 -bar NERDTreeMirror call g:NERDTreeCreator.CreateMirror()

doc/NERDTree.txt

@@ -287,7 +287,7 @@ I........Toggle whether hidden files displayed......................|NERDTree-I|
 f........Toggle whether the file filters are used...................|NERDTree-f|
 F........Toggle whether files are displayed.........................|NERDTree-F|
 B........Toggle whether the bookmark table is displayed.............|NERDTree-B|
-L........Toggle whether the bookmark table is displayed.............|NERDTree-L|
+L........Toggle whether the number of lines in files is displayed..|NERDTree-FL|
 
 q........Close the NERDTree window..................................|NERDTree-q|
 A........Zoom (maximize/minimize) the NERDTree window...............|NERDTree-A|
@@ -603,9 +603,9 @@ Applies to: no restrictions.
 Toggles whether the bookmarks table is displayed.
 
 ------------------------------------------------------------------------------
-                                                                    *NERDTree-L*
-Default key: L
-Map setting: *NERDTreeMapToggleFileLiness*
+                                                                   *NERDTree-FL*
+Default key: FL
+Map setting: *NERDTreeMapToggleFileLines*
 Applies to: no restrictions.
 
 Toggles whether the number of lines in files is displayed.
@@ -1080,7 +1080,7 @@ Default: 0.
 If this setting is set to 1 then the NERDTree shows number of lines for each
 file.
 
-This setting can be toggled dynamically, per tree, with the |NERDTree-L|
+This setting can be toggled dynamically, per tree, with the |NERDTree-FL|
 mapping.
 Use one of the follow lines for this setting: >
     let NERDTreeShowFilesLines=0

lib/nerdtree/creator.vim

@@ -38,6 +38,29 @@ function! s:Creator.BufNamePrefix()
     return 'NERD_tree_'
 endfunction
 
+" FUNCTION: s:Creator.CreateExploreTree(dir) {{{1
+function! s:Creator.CreateExploreTree(dir)
+    try
+        let path = g:NERDTreePath.New(a:dir)
+    catch /^NERDTree.InvalidArgumentsError/
+        call nerdtree#echo('Invalid directory name:' . a:dir)
+        return
+    endtry
+
+    let creator = s:Creator.New()
+    if getbufinfo('%')[0].changed && !&hidden && !&autowriteall
+        let l:splitLocation = g:NERDTreeWinPos ==# 'left' || g:NERDTreeWinPos ==# 'top' ? 'topleft ' : 'botright '
+        let l:splitDirection = g:NERDTreeWinPos ==# 'left' || g:NERDTreeWinPos ==# 'right' ? 'vertical' : ''
+        silent! execute l:splitLocation . l:splitDirection . ' new'
+    else
+        silent! execute 'enew'
+    endif
+
+    call creator.createWindowTree(a:dir)
+    "we want windowTree buffer to disappear after moving to any other buffer
+    setlocal bufhidden=wipe
+endfunction
+
 " FUNCTION: s:Creator.CreateTabTree(a:name) {{{1
 function! s:Creator.CreateTabTree(name)
     let creator = s:Creator.New()
@@ -95,7 +118,7 @@ function! s:Creator.createWindowTree(dir)
 
     "we need a unique name for each window tree buffer to ensure they are
     "all independent
-    exec g:NERDTreeCreatePrefix . ' edit ' . self._nextBufferName()
+    exec g:NERDTreeCreatePrefix . ' edit ' . self._nextBufferName('win')
 
     call self._createNERDTree(path, 'window')
     let b:NERDTree._previousBuf = bufnr(previousBuf)
@@ -187,7 +210,7 @@ function! s:Creator._createTreeWin()
     let l:splitSize = g:NERDTreeWinSize
 
     if !g:NERDTree.ExistsForTab()
-        let t:NERDTreeBufName = self._nextBufferName()
+        let t:NERDTreeBufName = self._nextBufferName('tab')
         silent! execute l:splitLocation . l:splitDirection . ' ' . l:splitSize . ' new'
         silent! execute 'edit ' . t:NERDTreeBufName
         silent! execute l:splitDirection . ' resize '. l:splitSize
@@ -221,10 +244,22 @@ function! s:Creator.New()
     return newCreator
 endfunction
 
-" FUNCTION: s:Creator._nextBufferName() {{{1
-" returns the buffer name for the next nerd tree
-function! s:Creator._nextBufferName()
-    let name = s:Creator.BufNamePrefix() . self._nextBufferNumber()
+" FUNCTION: s:Creator._nextBufferName(type='') {{{1
+" gets an optional buffer type of either 'tab' or 'win'.
+" returns the buffer name for the next nerd tree of such type.
+function! s:Creator._nextBufferName(...)
+    if a:0 > 0
+        let type = a:1
+    else
+        let type = ''
+    end
+    let name = s:Creator.BufNamePrefix()
+    if type ==# 'tab'
+        let name = name . 'tab_'
+    elseif type ==# 'win'
+        let name = name . 'win_'
+    endif
+    let name = name . self._nextBufferNumber()
     return name
 endfunction
 

lib/nerdtree/nerdtree.vim

@@ -144,7 +144,7 @@ function! s:NERDTree.GetWinNum()
 
     " If WindowTree, there is no t:NERDTreeBufName variable. Search all windows.
     for w in range(1,winnr('$'))
-        if bufname(winbufnr(w)) =~# '^' . g:NERDTreeCreator.BufNamePrefix() . '\d\+$'
+        if bufname(winbufnr(w)) =~# '^' . g:NERDTreeCreator.BufNamePrefix() . 'win_\d\+$'
             return w
         endif
     endfor

lib/nerdtree/ui.vim

@@ -532,6 +532,9 @@ endfunction
 " zoom (maximize/minimize) the NERDTree window
 function! s:UI.toggleZoom()
     if exists('b:NERDTreeZoomed') && b:NERDTreeZoomed
+        setlocal nowinfixwidth
+        wincmd =
+        setlocal winfixwidth
         call nerdtree#exec('silent vertical resize '. g:NERDTreeWinSize, 1)
         let b:NERDTreeZoomed = 0
     else

plugin/NERD_tree.vim

@@ -131,7 +131,7 @@ let g:NERDTreeMapToggleBookmarks = get(g:, 'NERDTreeMapToggleBookmarks', 'B')
 let g:NERDTreeMapToggleFiles     = get(g:, 'NERDTreeMapToggleFiles',     'F')
 let g:NERDTreeMapToggleFilters   = get(g:, 'NERDTreeMapToggleFilters',   'f')
 let g:NERDTreeMapToggleHidden    = get(g:, 'NERDTreeMapToggleHidden',    'I')
-let g:NERDTreeMapToggleFileLines = get(g:, 'NERDTreeMapToggleFileLines', 'L')
+let g:NERDTreeMapToggleFileLines = get(g:, 'NERDTreeMapToggleFileLines', 'FL')
 let g:NERDTreeMapToggleZoom      = get(g:, 'NERDTreeMapToggleZoom',      'A')
 let g:NERDTreeMapUpdir           = get(g:, 'NERDTreeMapUpdir',           'u')
 let g:NERDTreeMapUpdirKeepOpen   = get(g:, 'NERDTreeMapUpdirKeepOpen',   'U')
@@ -151,7 +151,7 @@ call nerdtree#ui_glue#setupCommands()
 "============================================================
 augroup NERDTree
     "Save the cursor position whenever we close the nerd tree
-    exec 'autocmd BufLeave,WinLeave '. g:NERDTreeCreator.BufNamePrefix() .'* if g:NERDTree.IsOpen() | call b:NERDTree.ui.saveScreenState() | endif'
+    exec 'autocmd BufLeave,WinLeave '. g:NERDTreeCreator.BufNamePrefix() .'* call nerdtree#onBufLeave()'
 
     "disallow insert mode in the NERDTree
     exec 'autocmd BufEnter,WinEnter '. g:NERDTreeCreator.BufNamePrefix() .'* stopinsert'