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local util = require 'lspconfig.util'
local texlab_build_status = {
[0] = 'Success',
[1] = 'Error',
[2] = 'Failure',
[3] = 'Cancelled',
}
local texlab_forward_status = {
[0] = 'Success',
[1] = 'Error',
[2] = 'Failure',
[3] = 'Unconfigured',
}
local function buf_build()
local bufnr = vim.api.nvim_get_current_buf()
local texlab_client = util.get_active_client_by_name(bufnr, 'texlab')
if texlab_client then
texlab_client.request('textDocument/build', vim.lsp.util.make_position_params(), function(err, result)
if err then
error(tostring(err))
end
vim.notify('Build ' .. texlab_build_status[result.status], vim.log.levels.INFO)
end, bufnr)
else
vim.notify(
'method textDocument/build is not supported by any servers active on the current buffer',
vim.log.levels.WARN
)
end
end
local function buf_search()
local bufnr = vim.api.nvim_get_current_buf()
local texlab_client = util.get_active_client_by_name(bufnr, 'texlab')
if texlab_client then
texlab_client.request('textDocument/forwardSearch', vim.lsp.util.make_position_params(), function(err, result)
if err then
error(tostring(err))
end
vim.notify('Search ' .. texlab_forward_status[result.status], vim.log.levels.INFO)
end, bufnr)
else
vim.notify(
'method textDocument/forwardSearch is not supported by any servers active on the current buffer',
vim.log.levels.WARN
)
end
end
local function buf_cancel_build()
local bufnr = vim.api.nvim_get_current_buf()
if not util.get_active_client_by_name(bufnr, 'texlab') then
return vim.notify('Texlab client not found', vim.log.levels.ERROR)
end
vim.lsp.buf.execute_command { command = 'texlab.cancelBuild' }
vim.notify('Build cancelled', vim.log.levels.INFO)
end
local function dependency_graph()
local bufnr = vim.api.nvim_get_current_buf()
local texlab_client = util.get_active_client_by_name(bufnr, 'texlab')
if not texlab_client then
return vim.notify('Texlab client not found', vim.log.levels.ERROR)
end
texlab_client.request('workspace/executeCommand', { command = 'texlab.showDependencyGraph' }, function(err, result)
if err then
return vim.notify(err.code .. ': ' .. err.message, vim.log.levels.ERROR)
end
vim.notify('The dependency graph has been generated:\n' .. result, vim.log.levels.INFO)
end, 0)
end
local function cleanArtifacts()
local bufnr = vim.api.nvim_get_current_buf()
if not util.get_active_client_by_name(bufnr, 'texlab') then
return vim.notify('Texlab client not found', vim.log.levels.ERROR)
end
vim.lsp.buf.execute_command {
command = 'texlab.cleanArtifacts',
arguments = { { uri = vim.uri_from_bufnr(bufnr) } },
}
vim.notify('Artifacts cleaned successfully', vim.log.levels.INFO)
end
local function cleanAuxiliary()
local bufnr = vim.api.nvim_get_current_buf()
if not util.get_active_client_by_name(bufnr, 'texlab') then
return vim.notify('Texlab client not found', vim.log.levels.ERROR)
end
vim.lsp.buf.execute_command {
command = 'texlab.cleanAuxiliary',
arguments = { { uri = vim.uri_from_bufnr(bufnr) } },
}
vim.notify('Auxiliary files cleaned successfully', vim.log.levels.INFO)
end
local function buf_find_envs()
local bufnr = vim.api.nvim_get_current_buf()
local texlab_client = util.get_active_client_by_name(bufnr, 'texlab')
if not texlab_client then
return vim.notify('Texlab client not found', vim.log.levels.ERROR)
end
texlab_client.request('workspace/executeCommand', {
command = 'texlab.findEnvironments',
arguments = { vim.lsp.util.make_position_params() },
}, function(err, result)
if err then
return vim.notify(err.code .. ': ' .. err.message, vim.log.levels.ERROR)
end
local env_names = {}
local max_length = 1
for _, env in ipairs(result) do
table.insert(env_names, env.name.text)
max_length = math.max(max_length, string.len(env.name.text))
end
for i, name in ipairs(env_names) do
env_names[i] = string.rep(' ', i - 1) .. name
end
vim.lsp.util.open_floating_preview(env_names, '', {
height = #env_names,
width = math.max((max_length + #env_names - 1), (string.len 'Environments')),
focusable = false,
focus = false,
border = require('lspconfig.ui.windows').default_options.border or 'single',
title = 'Environments',
})
end, bufnr)
end
local function buf_change_env()
local bufnr = vim.api.nvim_get_current_buf()
if not util.get_active_client_by_name(bufnr, 'texlab') then
return vim.notify('Texlab client not found', vim.log.levels.ERROR)
end
local new = vim.fn.input 'Enter the new environment name: '
if not new or new == '' then
return vim.notify('No environment name provided', vim.log.levels.WARN)
end
local pos = vim.api.nvim_win_get_cursor(0)
vim.lsp.buf.execute_command {
command = 'texlab.changeEnvironment',
arguments = {
{
textDocument = { uri = vim.uri_from_bufnr(bufnr) },
position = { line = pos[1] - 1, character = pos[2] },
newName = tostring(new),
},
},
}
end
return {
default_config = {
cmd = { 'texlab' },
filetypes = { 'tex', 'plaintex', 'bib' },
root_dir = util.root_pattern('.git', '.latexmkrc', '.texlabroot', 'texlabroot', 'Tectonic.toml'),
single_file_support = true,
settings = {
texlab = {
rootDirectory = nil,
build = {
executable = 'latexmk',
args = { '-pdf', '-interaction=nonstopmode', '-synctex=1', '%f' },
onSave = false,
forwardSearchAfter = false,
},
forwardSearch = {
executable = nil,
args = {},
},
chktex = {
onOpenAndSave = false,
onEdit = false,
},
diagnosticsDelay = 300,
latexFormatter = 'latexindent',
latexindent = {
['local'] = nil, -- local is a reserved keyword
modifyLineBreaks = false,
},
bibtexFormatter = 'texlab',
formatterLineLength = 80,
},
},
},
commands = {
TexlabBuild = {
function()
buf_build()
end,
description = 'Build the current buffer',
},
TexlabForward = {
function()
buf_search()
end,
description = 'Forward search from current position',
},
TexlabCancelBuild = {
function()
buf_cancel_build()
end,
description = 'Cancel the current build',
},
TexlabDependencyGraph = {
function()
dependency_graph()
end,
description = 'Show the dependency graph',
},
TexlabCleanArtifacts = {
function()
cleanArtifacts()
end,
description = 'Clean the artifacts',
},
TexlabCleanAuxiliary = {
function()
cleanAuxiliary()
end,
description = 'Clean the auxiliary files',
},
TexlabFindEnvironments = {
function()
buf_find_envs()
end,
description = 'Find the environments at current position',
},
TexlabChangeEnvironment = {
function()
buf_change_env()
end,
description = 'Change the environment at current position',
},
},
docs = {
description = [[
https://github.com/latex-lsp/texlab
A completion engine built from scratch for (La)TeX.
See https://github.com/latex-lsp/texlab/wiki/Configuration for configuration options.
]],
},
}
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