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refactor/d
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a145b2648a
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e9bb8de70f
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2 changed files with 143 additions and 61 deletions
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@ -18,60 +18,131 @@ function M.enabled()
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return vim.bo.filetype == 'sshconfig'
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end
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---@type table<string, string[]>
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local static_enums = {
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AddKeysToAgent = { 'yes', 'no', 'ask', 'confirm' },
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AddressFamily = { 'any', 'inet', 'inet6' },
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BatchMode = { 'yes', 'no' },
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CanonicalizeHostname = { 'yes', 'no', 'always' },
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CanonicalizeFallbackLocal = { 'yes', 'no' },
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CheckHostIP = { 'yes', 'no' },
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ClearAllForwardings = { 'yes', 'no' },
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Compression = { 'yes', 'no' },
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ControlMaster = { 'yes', 'no', 'ask', 'auto', 'autoask' },
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EnableEscapeCommandline = { 'yes', 'no' },
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EnableSSHKeysign = { 'yes', 'no' },
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ExitOnForwardFailure = { 'yes', 'no' },
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FingerprintHash = { 'md5', 'sha256' },
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ForkAfterAuthentication = { 'yes', 'no' },
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ForwardAgent = { 'yes', 'no' },
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ForwardX11 = { 'yes', 'no' },
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ForwardX11Trusted = { 'yes', 'no' },
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GatewayPorts = { 'yes', 'no' },
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GSSAPIAuthentication = { 'yes', 'no' },
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GSSAPIDelegateCredentials = { 'yes', 'no' },
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HashKnownHosts = { 'yes', 'no' },
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HostbasedAuthentication = { 'yes', 'no' },
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IdentitiesOnly = { 'yes', 'no' },
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KbdInteractiveAuthentication = { 'yes', 'no' },
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LogLevel = {
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'QUIET',
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'FATAL',
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'ERROR',
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'INFO',
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'VERBOSE',
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'DEBUG',
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'DEBUG1',
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'DEBUG2',
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'DEBUG3',
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},
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NoHostAuthenticationForLocalhost = { 'yes', 'no' },
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PasswordAuthentication = { 'yes', 'no' },
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PermitLocalCommand = { 'yes', 'no' },
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PermitRemoteOpen = { 'any', 'none' },
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ProxyUseFdpass = { 'yes', 'no' },
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PubkeyAuthentication = { 'yes', 'no', 'unbound', 'host-bound' },
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RequestTTY = { 'yes', 'no', 'force', 'auto' },
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SessionType = { 'none', 'subsystem', 'default' },
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StdinNull = { 'yes', 'no' },
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StreamLocalBindUnlink = { 'yes', 'no' },
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StrictHostKeyChecking = { 'yes', 'no', 'ask', 'accept-new', 'off' },
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TCPKeepAlive = { 'yes', 'no' },
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Tunnel = { 'yes', 'no', 'point-to-point', 'ethernet' },
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UpdateHostKeys = { 'yes', 'no', 'ask' },
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VerifyHostKeyDNS = { 'yes', 'no', 'ask' },
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VisualHostKey = { 'yes', 'no' },
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}
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---@param fragment string
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---@return string[]?
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local function parse_value_list(fragment)
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fragment = fragment:gsub('%b()', '')
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fragment = fragment:gsub('"', '')
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fragment = fragment:gsub(' or ', ', ')
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fragment = fragment:gsub(' and ', ', ')
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local vals = {}
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local seen = {}
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for piece in (fragment .. ','):gmatch('%s*(.-),%s*') do
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piece = vim.trim(piece)
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if piece ~= '' and not piece:find('%s') then
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local val = piece:match('^([%a][%a%d-]+)$')
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if val then
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if not seen[val] then
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seen[val] = true
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vals[#vals + 1] = val
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end
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end
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end
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end
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return #vals >= 2 and vals or nil
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end
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---@param man_stdout string
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---@return table<string, string[]>
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local function extract_enums_from_man(man_stdout)
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local lines = {}
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for line in (man_stdout .. '\n'):gmatch('(.-)\n') do
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lines[#lines + 1] = line
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end
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local defs = {}
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for i, line in ipairs(lines) do
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local kw = line:match('^ (%u[%a%d]+)%s*$')
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or line:match('^ (%u[%a%d]+) ')
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or line:match('^ (%u[%a%d]+) %u')
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if kw then
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defs[#defs + 1] = { line = i, keyword = kw }
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end
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end
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local enums = {}
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for idx, def in ipairs(defs) do
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local block_end = (defs[idx + 1] and defs[idx + 1].line or #lines) - 1
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local parts = {}
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for k = def.line + 1, block_end do
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parts[#parts + 1] = lines[k]
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end
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local text = table.concat(parts, ' ')
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text = text:gsub(string.char(0xe2, 0x80, 0x90) .. '%s+', '')
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text = text:gsub('%s+', ' ')
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local list = text:match('[Tt]he argument must be (.-)%.')
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or text:match('[Tt]he argument to this keyword must be (.-)%.')
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or text:match('[Tt]he argument may be one of:? (.-)%.')
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or text:match('[Tt]he argument may be (.-)%.')
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or text:match('[Tt]he possible values are:? (.-)%.')
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or text:match('[Vv]alid arguments are (.-)%.')
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or text:match('[Vv]alid options are:? (.-)%.')
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or text:match('[Aa]ccepted values are (.-)%.')
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local vals = list and parse_value_list(list)
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if not vals then
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local fvals = {}
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local fseen = {}
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local function add(v)
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if v and #v >= 2 and not fseen[v] then
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fseen[v] = true
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fvals[#fvals + 1] = v
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end
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end
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for v1, v2 in text:gmatch(' is set to "?([%a][%a%d-]+)"? or "?([%a][%a%d-]+)"?') do
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add(v1)
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add(v2)
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end
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for v in text:gmatch(' is set to "?([%a][%a%d-]+)"?') do
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add(v)
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end
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for v in text:gmatch('%u[%a%d]+ set to "?([%a][%a%d-]+)"?') do
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add(v)
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end
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for v in text:gmatch('When set to "?([%a][%a%d-]+)"?') do
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add(v)
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end
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for v in text:gmatch('[Ss]etting %S+ to "?([%a][%a%d-]+)"?') do
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add(v)
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end
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for v in text:gmatch('value %S+ be set to "?([%a][%a%d-]+)"?') do
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add(v)
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end
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local these = text:match('[Tt]hese options are:? (.-)%.')
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if these then
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local tv = parse_value_list(these)
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if tv then
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for _, v in ipairs(tv) do
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add(v)
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end
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end
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end
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for v in text:gmatch('[Tt]he default is "?([%a][%a%d-]+)"?') do
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if v ~= 'to' then
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add(v)
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end
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end
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for v in text:gmatch('[Tt]he default, "?([%a][%a%d-]+)"?') do
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add(v)
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end
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for v in text:gmatch('[Aa]n argument of "?([%a][%a%d-]+)"?') do
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add(v)
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end
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for v in text:gmatch('[Aa] value of "?([%a][%a%d-]+)"?') do
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add(v)
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end
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if #fvals >= 2 then
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vals = fvals
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end
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end
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if vals then
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enums[def.keyword:lower()] = vals
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end
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end
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return enums
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end
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---@type table<string, string[]>
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local query_to_keywords = {
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@ -94,9 +165,11 @@ local function parse_keywords(stdout)
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local defs = {}
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for i, line in ipairs(lines) do
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local kw = line:match('^ (%u%a+)%s*$') or line:match('^ (%u%a+) ')
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local kw = line:match('^ (%u[%a%d]+)%s*$')
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or line:match('^ (%u[%a%d]+) ')
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or line:match('^ (%u[%a%d]+) %u')
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if kw then
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local inline = line:match('^ %u%a+%s%s%s+(.+)')
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local inline = line:match('^ %u[%a%d]+%s%s+(.+)')
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defs[#defs + 1] = { line = i, keyword = kw, inline = inline }
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end
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end
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@ -147,11 +220,12 @@ local function parse_keywords(stdout)
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end
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---@param stdout string
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---@param man_enums table<string, string[]>
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---@return table<string, string[]>
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local function parse_enums(stdout)
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local function parse_enums(stdout, man_enums)
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local enums = {}
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for k, v in pairs(static_enums) do
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enums[k:lower()] = v
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for k, v in pairs(man_enums) do
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enums[k] = v
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end
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local current_query = nil
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@ -249,7 +323,11 @@ function M:get_completions(ctx, callback)
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kw = {}
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end
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keywords_cache = kw
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local ok_en, en = pcall(parse_enums, enums_out)
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local ok_me, me = pcall(extract_enums_from_man, man_out)
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if not ok_me then
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me = {}
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end
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local ok_en, en = pcall(parse_enums, enums_out, me)
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if not ok_en then
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en = {}
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end
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@ -12,7 +12,11 @@ local MAN_PAGE = table.concat({
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' StrictHostKeyChecking',
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' If this flag is set to yes, ssh(1) will never automatically add',
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' host keys to the ~/.ssh/known_hosts file, and refuses to connect',
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' to hosts whose host key has changed.',
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' to hosts whose host key has changed. If this flag is set to',
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' accept-new then ssh will automatically add new host keys. If',
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' this flag is set to no or off, ssh will automatically add new',
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' host keys. If this flag is set to ask (the default), new host',
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' keys will be added only after the user has confirmed.',
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'',
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' Hostname',
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' Specifies the real host name to log into.',
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