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local proto = require 'proto'
local nonil = require 'without-check-nil'
local client = require 'client'
local config = require 'config'
local isEnable = false
local function allWords()
local str = [[abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.:('"[,#*@|=-{ ]]
local list = {'\t', '\n'}
for c in str:gmatch '.' do
list[#list+1] = c
end
return list
end
local function enable()
if isEnable then
return
end
nonil.enable()
if not client.info.capabilities.textDocument.completion.dynamicRegistration then
return
end
nonil.disable()
isEnable = true
log.debug('Enable completion.')
proto.request('client/registerCapability', {
registrations = {
{
id = 'completion',
method = 'textDocument/completion',
registerOptions = {
resolveProvider = true,
triggerCharacters = allWords(),
},
},
}
})
end
local function disable()
if not isEnable then
return
end
nonil.enable()
if not client.info.capabilities.textDocument.completion.dynamicRegistration then
return
end
nonil.disable()
isEnable = false
log.debug('Disable completion.')
proto.request('client/unregisterCapability', {
unregisterations = {
{
id = 'completion',
method = 'textDocument/completion',
},
}
})
end
config.watch(function (key, value)
if key == 'Lua.completion.enable' then
if value == true then
enable()
else
disable()
end
end
end)
return {
enable = enable,
disable = disable,
allWords = allWords,
}
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