Merge branch 'dmitmel-master'

Bump prismjs from 1.21.0 to 1.23.0 in /script-resources/markdown2htmldoc

nvim/autoload/dotfiles/indent_motion.vim

@@ -0,0 +1,63 @@
+" Based on <https://github.com/kana/vim-textobj-indent/blob/deb76867c302f933c8f21753806cbf2d8461b548/autoload/textobj/indent.vim>
+" A motion for moving over enclosing indentation blocks. Primarily intended
+" for reverse-engineering CrossCode.
+
+function dotfiles#indent_motion#run(direction)
+  let l:cursor_linenr = line(".")
+  let l:max_linenr = line("$")
+
+  let l:retry = 0
+  while l:retry <# 2
+    let l:retry += 1
+
+    let l:base_linenr = l:cursor_linenr
+    let l:base_indent = 0
+    while 1 <=# l:base_linenr && l:base_linenr <=# l:max_linenr
+      let l:base_indent = dotfiles#indent_motion#indent_level_of(l:base_linenr)
+      if l:base_indent >=# 0
+        break
+      endif
+      let l:base_linenr += a:direction
+    endwhile
+
+    let l:target_linenr = l:base_linenr
+
+    let l:curr_linenr = l:base_linenr + a:direction
+    let l:prev_indent = l:base_indent
+    while 1 <=# l:curr_linenr && l:curr_linenr <=# l:max_linenr
+      let l:indent = dotfiles#indent_motion#indent_level_of(l:curr_linenr)
+
+      if l:indent >=# 0
+        if l:indent <# l:base_indent
+          break
+        else
+          let l:target_linenr = l:curr_linenr
+        endif
+      elseif l:base_indent ==# 0 && l:prev_indent ==# 0
+        break
+      endif
+
+      let l:prev_indent = l:indent
+      let l:curr_linenr += a:direction
+    endwhile
+
+    if l:target_linenr ==# l:cursor_linenr
+      let l:cursor_linenr += a:direction
+      if 1 <=# l:cursor_linenr && l:cursor_linenr <=# l:max_linenr
+        continue
+      endif
+    endif
+
+    break
+  endwhile
+
+  execute "normal! " . l:target_linenr . "G^"
+endfunction
+
+" <https://github.com/kana/vim-textobj-indent/blob/deb76867c302f933c8f21753806cbf2d8461b548/autoload/textobj/indent.vim#L120-L127>
+function dotfiles#indent_motion#indent_level_of(linenr)
+  if getline(a:linenr) ==# ""
+    return -1
+  endif
+  return indent(a:linenr)
+endfunction

nvim/autoload/dotfiles/utils.vim

@@ -0,0 +1,6 @@
+function dotfiles#utils#array_remove_element(array, element)
+  let l:index = index(a:array, a:element)
+  if l:index >= 0
+    call remove(a:array, l:index)
+  endif
+endfunction

nvim/plugin/dotfiles/indent_motion.vim

@@ -0,0 +1,9 @@
+for [s:plug_mapping, s:direction, s:user_mapping] in [["prev", -1, "("], ["next", 1, ")"]]
+  let s:plug_mapping = "<Plug>dotfiles_indent_motion_".s:plug_mapping
+  for s:mode in ["n", "v", "o"]
+    execute s:mode."noremap" "<silent>" s:plug_mapping "<Cmd>call dotfiles#indent_motion#run(".s:direction.")<CR>"
+    if !empty(s:user_mapping)
+      execute s:mode."map" s:user_mapping s:plug_mapping
+    endif
+  endfor
+endfor

nvim/plugin/editing.vim

@@ -106,10 +106,6 @@ set commentstring=//%s
   nnoremap <C-n> <C-i>
   nnoremap <C-p> <C-o>
 
-  nnoremap <leader>kk <Cmd>set keymap&<CR>
-  nnoremap <leader>kr <Cmd>set keymap=russian-jcuken-custom<CR>
-  nnoremap <leader>ku <Cmd>set keymap=ukrainian-jcuken-custom<CR>
-
   nnoremap Q <nop>
 
   " normal mode
@@ -138,6 +134,19 @@ set commentstring=//%s
 " }}}
 
 
+" Keymap switcher {{{
+
+  nnoremap <leader>kk <Cmd>set keymap&<CR>
+  nnoremap <leader>kr <Cmd>set keymap=russian-jcuken-custom<CR>
+  nnoremap <leader>ku <Cmd>set keymap=ukrainian-jcuken-custom<CR>
+
+  nnoremap <C-o> <Cmd>DotfilesSwapKeymaps<CR>
+  let g:dotfiles_prev_keymap = &keymap
+  command! -nargs=0 DotfilesSwapKeymaps let [g:dotfiles_prev_keymap, &keymap] = [&keymap, g:dotfiles_prev_keymap]
+
+" }}}
+
+
 " Search {{{
 
   " ignore case if the pattern doesn't contain uppercase characters (use '\C'

nvim/plugin/files.vim

@@ -36,6 +36,10 @@ nnoremap <silent><expr> <CR> empty(&buftype) ? ":write<bar>wall\<CR>" : "\<CR>"
 " Ranger {{{
   let g:ranger_replace_netrw = 1
   let g:ranger_map_keys = 0
+  " The default path (/tmp/chosenfile) is inaccessible at least on
+  " Android/Termux, so the tempname() function was chosen because it respects
+  " $TMPDIR.
+  let g:ranger_choice_file = tempname()
   nnoremap <silent> <Leader>o <Cmd>Ranger<CR>
   " ranger.vim relies on the Bclose.vim plugin, but I use Bbye.vim, so this
   " command is here just for compatitabilty

nvim/plugin/git.vim

@@ -8,6 +8,7 @@
   nnoremap <leader>gw :GBrowse<CR>
   nnoremap <leader>gW :.GBrowse<CR>
   nnoremap <leader>gc :Git commit %
+  nnoremap <leader>gC :Git commit --amend
   nnoremap <leader>gl :Gclog<CR>
   nnoremap <leader>gp :Git push
 " }}}

zsh/path.zsh

@@ -70,7 +70,8 @@ export GOPATH=~/go
 path_prepend path "$GOPATH/bin"
 
 # Rust
-if [[ -f ~/.rustup/settings.toml ]]; then
+rustup_home="${RUSTUP_HOME:-$HOME/.rustup}"
+if [[ -f "$rustup_home"/settings.toml ]]; then
   # Make a low-effort attempt at quickly extracting the selected Rust toolchain
   # from rustup's settings. The TOML file is obviously assumed to be well-formed
   # and syntactically correct because virtually always it's manipulated with the
@@ -78,7 +79,7 @@ if [[ -f ~/.rustup/settings.toml ]]; then
   # because Rust toolchain names don't need escaping in strings.
   # See also <https://github.com/toml-lang/toml/blob/master/toml.abnf>.
   rust_toolchain=""
-  < ~/.rustup/settings.toml while IFS= read -r line; do
+  < "$rustup_home"/settings.toml while IFS= read -r line; do
     if [[ "$line" =~ '^default_toolchain = "(.+)"$' ]]; then
       rust_toolchain="${match[1]}"
       break
@@ -88,16 +89,20 @@ if [[ -f ~/.rustup/settings.toml ]]; then
   done; unset line
 
   if [[ -n "$rust_toolchain" ]]; then
-    rust_sysroot=~/.rustup/toolchains/"$rust_toolchain"
+    rust_sysroot="$rustup_home"/toolchains/"$rust_toolchain"
     # path_append path "$rust_sysroot"/bin
     path_prepend fpath "$rust_sysroot"/zsh/site-functions
     path_prepend manpath "$rust_sysroot"/share/man
-    path_prepend ld_library_path "$rust_sysroot"/lib
-    unset rust_sysroot
   fi
 
-  unset rust_toolchain
+  for rust_sysroot in "$rustup_home"/toolchains/*(/); do
+    # The filenames of all libraries in toolchain dirs are suffixed with their
+    # build hashes or the compiler identifier, so in practice conflicts are
+    # insanely unlikely.
+    path_prepend ld_library_path "$rust_sysroot"/lib
+  done
 fi
+unset rustup_home rust_toolchain rust_sysroot
 
 path_prepend path ~/.cargo/bin
 

zsh/plugins.zsh

@@ -49,7 +49,7 @@ _plugin completions 'zsh-users/zsh-completions' "$_checkout_latest_version"
 # Oh My Zsh {{{
 
   omz_features=(key-bindings termsupport)
-  omz_plugins=(git extract fasd)
+  omz_plugins=(git)
 
   _plugin ohmyzsh 'ohmyzsh/ohmyzsh' \
     load='lib/'${^omz_features}'.zsh' \
@@ -64,22 +64,35 @@ _plugin completions 'zsh-users/zsh-completions' "$_checkout_latest_version"
 
 # fasd {{{
 
-#unalias j
-#j() {
-#  local _fasd_ret
-#  _fasd_ret="$(
-#    # -l: list all paths in the database (without scores)
-#    # -d: list only directories
-#    # -R: in the reverse order
-#    fasd -l -d -R |
-#      fzf --height=40% --layout=reverse --tiebreak=index --query="$*"
-#  )"
-#  if [[ -d "$_fasd_ret" ]]; then
-#    cd -- "$_fasd_ret"
-#  elif [[ -n "$_fasd_ret" ]]; then
-#    print -- "$_fasd_ret"
-#  fi
-#}
+  if command_exists fasd; then
+    # Initialization taken from <https://github.com/ohmyzsh/ohmyzsh/blob/6fbad5bf72fad4ecf30ba4d4ffee62bac582f0ed/plugins/fasd/fasd.plugin.zsh>
+    fasd_cache="${ZSH_CACHE_DIR}/fasd-init-cache"
+    if [[ "${commands[fasd]}" -nt "$fasd_cache" || ! -s "$fasd_cache" ]]; then
+      fasd --init posix-alias zsh-hook zsh-ccomp zsh-ccomp-install zsh-wcomp zsh-wcomp-install >| "$fasd_cache"
+    fi
+    source "$fasd_cache"
+    unset fasd_cache
+
+    alias v='f -e "$EDITOR"'
+    alias o='a -e xdg-open'
+
+    # alias j='zz'
+    j() {
+      local _fasd_ret
+      _fasd_ret="$(
+        # -l: list all paths in the database (without scores)
+        # -d: list only directories
+        # -R: in the reverse order
+        fasd -l -d -R |
+          fzf --height=40% --layout=reverse --tiebreak=index --query="$*"
+      )"
+      if [[ -d "$_fasd_ret" ]]; then
+        cd -- "$_fasd_ret"
+      elif [[ -n "$_fasd_ret" ]]; then
+        print -- "$_fasd_ret"
+      fi
+    }
+  fi
 
 # }}}