Merge pull request #161 from slashmili/asyncomplete-support

asyncomplete plugin

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 # Lithium(3.X.X)
 
+## [3.5.0] - 2020-03-08
+### Added
+- Support for prabirshrestha/asyncomplete.vim plugin
+
 ## [3.4.0] - 2019-11-27
 ### Fixed
 - Printing UTF-8 string in python3

autoload/asyncomplete/sources/elixir.vim

@@ -0,0 +1,78 @@
+function! asyncomplete#sources#elixir#completor(opt, ctx) abort
+    let l:num = a:ctx['lnum']
+    let l:col = a:ctx['col']
+    let l:file = a:ctx['filepath']
+
+    let l:tempfile = s:write_buffer_to_tempfile(a:ctx)
+    let l:cmd = [ 'sh', '-c', g:alchemist#alchemist_client . ' -d' . expand('%:p:h') . ' -l' . l:num . ' -c' . l:col . ' -r suggestions'  . ' < "' . l:tempfile . '"' ]
+
+
+    let l:params = { 'stdout_buffer': '', 'file': l:tempfile}
+
+    let l:jobid = async#job#start(l:cmd, {
+			    \ 'on_stdout': function('s:handler', [a:opt, a:ctx, l:params]),
+			    \ 'on_stderr': function('s:handler', [a:opt, a:ctx, l:params]),
+			    \ 'on_exit': function('s:handler', [a:opt, a:ctx, l:params]),
+			    \ })
+
+    call asyncomplete#log(l:cmd, l:jobid, l:tempfile)
+
+    if l:jobid <= 0
+	    call delete(l:tempfile)
+    endif
+endfunction
+
+function! s:handler(opt, ctx, params, id, data, event) abort
+    if a:event ==? 'stdout'
+        let a:params['stdout_buffer'] = a:params['stdout_buffer'] . join(a:data, "\n")
+    elseif a:event ==? 'exit'
+	let l:typed = a:ctx['typed']
+        if a:data == 0
+		let suggestions = split(a:params['stdout_buffer'], '\n')
+		let l:matches = []
+		for sugg in suggestions
+			let details = matchlist(sugg, 'kind:\(.*\), word:\(.*\), abbr:\(.*\), menu:\(.*\), info:\(.*\)$')
+			if len(details) > 0
+				let info = substitute(s:strip(details[5]) , '<n>', '\n', "g")
+				if details[1] == 'f'
+					let word = details[2]
+					let sug_parts = split(l:typed, '\.')
+					let is_it_only_func = matchstr(l:typed, '\C^[a-z].*') != ''
+					if len(sug_parts) == 1 && l:typed[len(l:typed) -1] != '.' && is_it_only_func == 1
+						let word_parts = split(word, '\.')
+						let word_size = len(word_parts) - 1
+						let word = word_parts[word_size]
+					endif
+					let a = {'kind': details[1], 'word': word, 'abbr': details[3], 'menu': details[4], 'dup': 1, 'info': info}
+				elseif details[1] == 'm' || details[1] == 'p' || details[1] == 'e' || details[1] == 's'
+					let word = details[2]
+					let a = {'kind': details[1], 'word': word, 'menu': details[4], 'abbr': details[3], 'info': info}
+				endif
+
+				call add(l:matches, a)
+			endif
+		endfor
+		let l:col = a:ctx['col']
+		let l:kw = matchstr(l:typed, '\v\S+$')
+		let l:kwlen = len(l:kw)
+		let l:startcol = l:col - l:kwlen
+		echom l:startcol
+
+		call asyncomplete#complete(a:opt['name'], a:ctx, l:startcol, l:matches)
+	endif
+        call delete(a:params['file'])
+    elseif a:event ==? 'stdout'
+        call asyncomplete#log(a:data)
+    endif
+endfunction
+
+function! s:write_buffer_to_tempfile(ctx) abort
+	let l:lines = getline(1, '$')
+	let l:file = tempname()
+	call writefile(l:lines, l:file)
+	return l:file
+endfunction
+
+function! s:strip(input_string)
+	return substitute(a:input_string, '^\s*\(.\{-}\)\s*$', '\1', '')
+endfunction