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Some big updates

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* Use collection to denote the list of mappings
* Let default collections be defined through a function
* Allow separate leader keys for each collection
* Test for ultisnips before creating mappings
This commit is contained in:
Karl Yngve Lervåg 2015-08-05 23:25:32 +02:00
parent bccded6ee2
commit 3095c3ca72
1 changed files with 137 additions and 125 deletions
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130
autoload/vimtex/imaps.vim
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@ -11,19 +11,50 @@ endfunction
" }}}1
function! vimtex#imaps#init_script() " {{{1
let s:has_ultisnips = exists('*UltiSnips#Anon')
endfunction
" }}}1
function! vimtex#imaps#init_buffer() " {{{1
if !g:vimtex_imaps_enabled | return | endif
let b:vimtex.imap_collections = []
"
" Define default lists of imaps
" Create predefined imaps
"
let s:imaps = {
\ 'miscellaneous' : {
\ 'list' : [
for collection in s:default_collections()
if get(g:, 'vimtex_imaps_' . collection.title, 1)
call s:parse_collection(collection)
endif
endfor
"
" Create custom imaps if defined
"
for collection in get(g:, 'vimtex_imaps_custom', [])
call s:parse_collection(collection)
endfor
endfunction
" }}}1
function! s:default_collections() " {{{1
return [
\ {
\ 'title' : 'miscellaneous',
\ 'leader' : '',
\ 'mode' : '',
\ 'mappings' : [
\ ['...', '\dots'],
\ ['<m-i>', '\item '],
\ ],
\ },
\ 'math' : {
\ 'math' : 1,
\ 'list' : [
\ {
\ 'title' : 'math',
\ 'leader' : '',
\ 'mode' : 'm',
\ 'mappings' : [
\ ['__', '_\{$1\}'],
\ ['^^', '^\{$1\}'],
\ ['((', '\left($1\right)'],
@ -47,10 +78,10 @@ function! vimtex#imaps#init_script() " {{{1
\ ['qK', '\Uparrow'],
\ ],
\ },
\ 'math_leader' : {
\ 'leader' : 1,
\ 'math' : 1,
\ 'list' : [
\ {
\ 'title' : 'math_leader',
\ 'mode' : 'm',
\ 'mappings' : [
\ ['i', '\int_{$1}^{$2}'],
\ ['S', '\sum_{$1}^{$2}'],
\ ['/', '\frac{$1}{$2}'],
@ -69,10 +100,10 @@ function! vimtex#imaps#init_script() " {{{1
\ ['_', '\bar{$1}'],
\ ],
\ },
\ 'greek' : {
\ 'leader' : 1,
\ 'math' : 1,
\ 'list' : [
\ {
\ 'title' : 'greek',
\ 'mode' : 'm',
\ 'mappings' : [
\ ['a', '\alpha'],
\ ['b', '\beta'],
\ ['c', '\chi'],
@ -107,53 +138,26 @@ function! vimtex#imaps#init_script() " {{{1
\ ['Y', '\Psi'],
\ ],
\ },
\}
\]
endfunction
" }}}1
function! vimtex#imaps#init_buffer() " {{{1
if !g:vimtex_imaps_enabled | return | endif
function! s:parse_collection(collection) " {{{1
"
" Extract some collection metadata
"
let l:leader = get(a:collection, 'leader', g:vimtex_imaps_leader)
let l:mode = get(a:collection, 'mode', '')
let l:math = l:mode =~# 'm'
"
" Create predefined imaps
" Create mappings
"
for [name, imaps] in items(s:imaps)
if get(g:, 'vimtex_imaps_' . name, 1)
echom 'imaps created: ' . name
call s:create_imaps(imaps)
endif
endfor
"
" Create custom imaps if defined
"
for imaps in get(g:, 'vimtex_imaps_custom', [])
call s:create_imaps(imaps)
endfor
"
" Escape the leader
"
silent execute 'inoremap <silent><buffer>'
\ g:vimtex_imaps_leader . g:vimtex_imaps_leader
\ g:vimtex_imaps_leader
endfunction
" }}}1
"
" Functions to create the imaps
"
function! s:create_imaps(imaps) " {{{1
let l:leader = get(a:imaps, 'leader', 0)
let l:math = get(a:imaps, 'math', 0)
for [lhs, rhs] in a:imaps.list
for [lhs, rhs] in a:collection.mappings
let l:ultisnips = match(rhs, '$1') > 0
if l:ultisnips && !s:has_ultisnips | continue | endif
"
" Generate RHS
"
if l:math && l:ultisnips
let rhs = s:wrap_math_ultisnips(lhs, rhs)
elseif l:math
@ -162,16 +166,24 @@ function! s:create_imaps(imaps) " {{{1
let rhs = s:wrap_ultisnips(lhs, rhs)
endif
"
" Add leader
"
let lhs = l:leader ? g:vimtex_imaps_leader . lhs : lhs
silent execute 'inoremap <silent><buffer>' lhs rhs
silent execute 'inoremap <silent><buffer>' l:leader . lhs rhs
endfor
"
" Escape leader if it exists
"
if l:leader !=# '' && !hasmapto(l:leader, 'i')
silent execute 'inoremap <silent><buffer>' l:leader . l:leader l:leader
endif
let b:vimtex.imap_collections += [a:collection.title]
endfunction
" }}}1
"
" Helper functions
"
function! s:wrap_math_ultisnips(lhs, rhs) " {{{1
return a:lhs . '<c-r>=<sid>is_math() ? UltiSnips#Anon('''
\ . a:rhs . ''', ''' . a:lhs . ''', '''', ''i'') : ''''<cr>'