feat(guide): rewrite leader guide in lua

autoload/SpaceVim/mapping/guide.vim

@@ -6,7 +6,6 @@
 " License: GPLv3
 "=============================================================================
 scriptencoding utf-8
-
 if exists('s:save_cpo')
   finish
 endif
@@ -14,6 +13,50 @@ endif
 let s:save_cpo = &cpo
 set cpo&vim
 
+if has('nvim-0.9.0')
+
+  function! SpaceVim#mapping#guide#parse_mappings() abort " {{{
+    lua require("spacevim.plugin.guide").parse_mappings()
+  endfunction "}}}
+  function! SpaceVim#mapping#guide#start(vis, dict) abort " {{{
+    lua require("spacevim.plugin.guide").start(
+          \ require("spacevim").eval("a:vis"),
+          \ require("spacevim").eval("a:dict")
+          \ )
+  endfunction "}}}
+  function! SpaceVim#mapping#guide#has_configuration() abort "{{{
+    return luaeval('require("spacevim.plugin.guide").has_configuration()')
+  endfunction "}}}
+  function! SpaceVim#mapping#guide#start_by_prefix(vis, key) abort " {{{
+    lua require("spacevim.plugin.guide").start_by_prefix(
+          \ require("spacevim").eval("a:vis"),
+          \ require("spacevim").eval("a:key")
+          \ )
+  endfunction "}}}
+  function! SpaceVim#mapping#guide#register_displayname(lhs, name) abort
+    lua require("spacevim.plugin.guide").register_displayname(
+          \ require("spacevim").eval("a:lhs"),
+          \ require("spacevim").eval("a:name")
+          \ )
+  endfunction "}}}
+  function! SpaceVim#mapping#guide#populate_dictionary(key, dictname) abort " {{{
+    lua require("spacevim.plugin.guide").populate_dictionary(
+          \ require("spacevim").eval("a:key"),
+          \ require("spacevim").eval("a:dictname")
+          \ )
+  endfunction "}}}
+  function! SpaceVim#mapping#guide#register_prefix_descriptions(key, dictname) abort " {{{
+    lua require("spacevim.plugin.guide").register_prefix_descriptions(
+          \ require("spacevim").eval("a:key"),
+          \ require("spacevim").eval("a:dictname")
+          \ )
+  endfunction "}}}
+  function! SpaceVim#mapping#guide#displayfunc() abort
+    lua require("spacevim.plugin.guide").displayfunc()
+  endfunction
+else
+
+
   " Load SpaceVim API
   let s:CMP = SpaceVim#api#import('vim#compatible')
   let s:STR = SpaceVim#api#import('data#string')
@@ -26,6 +69,7 @@ else
     let s:FLOATING = SpaceVim#api#import('vim#floating')
   endif
   let s:SL = SpaceVim#api#import('vim#statusline')
+  let s:LOG =SpaceVim#logger#derive('guide')
 
   " guide specific var
   let s:winid = -1
@@ -34,6 +78,7 @@ let s:prefix_key_inp = []
   let s:lmap = {}
   " this should be the history of s:lmap and s:guide_group
   let s:undo_history = []
+  let s:registered_name = {}
 
   function! SpaceVim#mapping#guide#has_configuration() abort "{{{
     return exists('s:desc_lookup')
@@ -46,11 +91,10 @@ function! SpaceVim#mapping#guide#register_prefix_descriptions(key, dictname) abo
     endif
     if strlen(key) == 0
       let s:desc_lookup['top'] = a:dictname
-    return
+    elseif !has_key(s:desc_lookup, key)
-  endif
-  if !has_key(s:desc_lookup, key)
       let s:desc_lookup[key] = a:dictname
     endif
+    call s:LOG.debug('desc_lookup is:' . string(s:desc_lookup))
   endfunction "}}}
   function! s:create_cache() abort " {{{
     let s:desc_lookup = {}
@@ -58,6 +102,7 @@ function! s:create_cache() abort " {{{
   endfunction " }}}
   function! s:create_target_dict(key) abort " {{{
     if has_key(s:desc_lookup, 'top')
+      " use {expr} to eval viml value
       let toplevel = deepcopy({s:desc_lookup['top']})
       let tardict = s:toplevel ? toplevel : get(toplevel, a:key, {})
       let mapdict = s:cached_dicts[a:key]
@@ -218,7 +263,7 @@ function! s:escape_mappings(mapping) abort " {{{
     let rstring = 'call feedkeys("'.rstring.'", "'.a:mapping.feedkeyargs.'")'
     return rstring
   endfunction " }}}
-function! s:string_to_keys(input) abort " {{{
+  function! s:string_to_keys(input) abort
     " Avoid special case: <>
     let retlist = []
     if match(a:input, '<.\+>') != -1
@@ -238,9 +283,9 @@ function! s:string_to_keys(input) abort " {{{
           let go = 0
         elseif a:input[si] ==? '>'
           let go = 1
-      end
+        endif
         let si += 1
-    endw
+      endwhile
     else
       for it in split(a:input, '\zs')
         if it ==# ' '
@@ -251,7 +296,7 @@ function! s:string_to_keys(input) abort " {{{
       endfor
     endif
     return retlist
-endfunction " }}}
+  endfunction
   function! s:escape_keys(inp) abort " {{{
     let ret = substitute(a:inp, '<', '<lt>', '')
     return substitute(ret, '|', '<Bar>', '')
@@ -265,6 +310,7 @@ function! s:calc_layout() abort " {{{
           \ 'strdisplaywidth(repeat(" ", 8 - strlen(v:key)) . "[".v:key."]".'.
           \ '(type(v:val) == type({}) ? v:val["name"] : v:val[1]))'))
     let maxlength = max(length) + g:leaderGuide_hspace
+    call s:LOG.debug('maxlength is:' . maxlength)
     if g:leaderGuide_vertical
       let ret.n_rows = winheight(0) - 2
       let ret.n_cols = ret.n_items / ret.n_rows + (ret.n_items != ret.n_rows)
@@ -276,6 +322,7 @@ function! s:calc_layout() abort " {{{
       let ret.n_rows = ret.n_items / ret.n_cols + (fmod(ret.n_items,ret.n_cols) > 0 ? 1 : 0)
       let ret.win_dim = ret.n_rows
     endif
+    call s:LOG.debug('layout is:' . string(ret))
     return ret
   endfunction " }}}
 
@@ -767,6 +814,7 @@ function! SpaceVim#mapping#guide#start_by_prefix(vis, key) abort " {{{
       let rundict = s:cached_dicts[a:key]
     endif
     let s:lmap = rundict
+    call s:LOG.debug('lmap is:' . string(s:lmap))
     call s:start_buffer()
   endfunction " }}}
   function! SpaceVim#mapping#guide#start(vis, dict) abort " {{{
@@ -774,21 +822,21 @@ function! SpaceVim#mapping#guide#start(vis, dict) abort " {{{
     let s:lmap = a:dict
     call s:start_buffer()
   endfunction " }}}
-
+  function! SpaceVim#mapping#guide#register_displayname(lhs, name) abort
-if !exists('g:leaderGuide_displayfunc')
+    call extend(s:registered_name, {a:lhs : a:name})
-  function! s:leaderGuide_display() abort
+  endfunction
+  function! SpaceVim#mapping#guide#displayfunc() abort
     if has_key(s:registered_name, g:leaderGuide#displayname)
       return s:registered_name[g:leaderGuide#displayname]
     endif
     let g:leaderGuide#displayname = substitute(g:leaderGuide#displayname, '\c<cr>$', '', '')
   endfunction
-  let g:leaderGuide_displayfunc = [function('s:leaderGuide_display')]
 endif
 
-let s:registered_name = {}
+if !exists('g:leaderGuide_displayfunc')
-function! SpaceVim#mapping#guide#register_displayname(lhs, name) abort
+  let g:leaderGuide_displayfunc = [function('SpaceVim#mapping#guide#displayfunc')]
-  call extend(s:registered_name, {a:lhs : a:name})
+endif
-endfunction
+
 
 if get(g:, 'mapleader', '\') ==# ' '
   call SpaceVim#mapping#guide#register_prefix_descriptions(' ',

bundle/neodev.nvim/types/nightly/vim.fn.lua

@@ -5655,7 +5655,7 @@ function vim.fn.matchadd(group, pattern, priority, id, dict) end
 -- ```vim
 --   GetGroup()->matchaddpos([23, 11])
 -- ```
---- @param pos number
+--- @param pos number|table
 --- @param priority? any
 --- @param id? any
 --- @param dict? table<string, any>

lua/spacevim/api/vim.lua

@@ -23,6 +23,10 @@ function M.getchar(...)
   end
 end
 
+function M.setbufvar(buf, opts)
+  
+end
+
 function M.getchar2nr(...)
   local status, ret = pcall(vim.fn.getchar, ...)
   if not status then

lua/spacevim/api/vim/buffer.lua

@@ -8,6 +8,10 @@
 
 local M = {}
 
+function M.create_buf(listed, scratch)
+  return vim.api.nvim_create_buf(listed, scratch)
+end
+
 function M.set_lines(bufnr, startindex, endindex, replacement)
     if startindex < 0 then
         startindex = #vim.buffer(bufnr) + 1 + startindex

lua/spacevim/api/vim/keys.lua

@@ -1,11 +1,12 @@
 --!/usr/bin/lua
 local M = {}
 
+local specified_keys = {}
 
 function M.t(str)
   if vim.api ~= nil and vim.api.nvim_replace_termcodes ~= nil then
     -- https://github.com/neovim/neovim/issues/17369
-        local ret = vim.api.nvim_replace_termcodes(str, false, true, true):gsub("\128\254X", "\128")
+    local ret = vim.api.nvim_replace_termcodes(str, false, true, true):gsub('\128\254X', '\128')
     return ret
   else
     -- local ret = vim.fn.execute('echon "\\' .. str .. '"')
@@ -15,4 +16,33 @@ function M.t(str)
   end
 end
 
+function M.char2name(c)
+  if #c == 1 then
+    return M.nr2name(vim.fn.char2nr(c))
+  end
+  return specified_keys[c] or c
+end
+
+function M.nr2name(nr)
+  if type(nr) == 'number' then
+    if nr == 32 then
+      return 'SPC'
+    elseif nr == 4 then
+      return '<C-d>'
+    elseif nr == 3 then
+      return '<C-c>'
+    elseif nr == 9 then
+      return '<Tab>'
+    elseif nr == 92 then
+      return '<Leader>'
+    elseif nr == 27 then
+      return '<Esc>'
+    else
+      return vim.fn.nr2char(nr)
+    end
+  else
+    return specified_keys[nr] or ''
+  end
+end
+
 return M