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|
local options_file = arg[1]
local opt_fd = assert(io.open(options_file, 'w'))
local w = function(s)
if s:match('^ %.') then
opt_fd:write(s .. ',\n')
else
opt_fd:write(s .. '\n')
end
end
--- @module 'nvim.options'
local options = require('options')
local cstr = options.cstr
local redraw_flags = {
ui_option = 'P_UI_OPTION',
tabline = 'P_RTABL',
statuslines = 'P_RSTAT',
current_window = 'P_RWIN',
current_buffer = 'P_RBUF',
all_windows = 'P_RALL',
curswant = 'P_CURSWANT',
highlight_only = 'P_HLONLY',
}
local list_flags = {
comma = 'P_COMMA',
onecomma = 'P_ONECOMMA',
commacolon = 'P_COMMA|P_COLON',
onecommacolon = 'P_ONECOMMA|P_COLON',
flags = 'P_FLAGLIST',
flagscomma = 'P_COMMA|P_FLAGLIST',
}
--- @param s string
--- @return string
local lowercase_to_titlecase = function(s)
return s:sub(1, 1):upper() .. s:sub(2)
end
--- @param o vim.option_meta
--- @return string
local function get_flags(o)
--- @type string
local flags = '0'
--- @param f string
local add_flag = function(f)
flags = flags .. '|' .. f
end
if o.list then
add_flag(list_flags[o.list])
end
if o.redraw then
for _, r_flag in ipairs(o.redraw) do
add_flag(redraw_flags[r_flag])
end
end
if o.expand then
add_flag('P_EXPAND')
if o.expand == 'nodefault' then
add_flag('P_NO_DEF_EXP')
end
end
for _, flag_desc in ipairs({
{ 'alloced' },
{ 'nodefault' },
{ 'no_mkrc' },
{ 'secure' },
{ 'gettext' },
{ 'noglob' },
{ 'normal_fname_chars', 'P_NFNAME' },
{ 'normal_dname_chars', 'P_NDNAME' },
{ 'pri_mkrc' },
{ 'deny_in_modelines', 'P_NO_ML' },
{ 'deny_duplicates', 'P_NODUP' },
{ 'modelineexpr', 'P_MLE' },
{ 'func' },
}) do
local key_name = flag_desc[1]
local def_name = flag_desc[2] or ('P_' .. key_name:upper())
if o[key_name] then
add_flag(def_name)
end
end
return flags
end
--- @param o vim.option_meta
--- @return string
local function get_type_flags(o)
local opt_types = (type(o.type) == 'table') and o.type or { o.type }
local type_flags = '0'
assert(type(opt_types) == 'table')
for _, opt_type in ipairs(opt_types) do
assert(type(opt_type) == 'string')
type_flags = ('%s | (1 << kOptValType%s)'):format(type_flags, lowercase_to_titlecase(opt_type))
end
return type_flags
end
--- @param c string|string[]
--- @param base_string? string
--- @return string
local function get_cond(c, base_string)
local cond_string = base_string or '#if '
if type(c) == 'table' then
cond_string = cond_string .. get_cond(c[1], '')
for i, subc in ipairs(c) do
if i > 1 then
cond_string = cond_string .. ' && ' .. get_cond(subc, '')
end
end
elseif c:sub(1, 1) == '!' then
cond_string = cond_string .. '!defined(' .. c:sub(2) .. ')'
else
cond_string = cond_string .. 'defined(' .. c .. ')'
end
return cond_string
end
local get_defaults = function(d, n)
if d == nil then
error("option '" .. n .. "' should have a default value")
end
local value_dumpers = {
['function'] = function(v)
return v()
end,
string = function(v)
return '.string=' .. cstr(v)
end,
boolean = function(v)
return '.boolean=' .. (v and 'true' or 'false')
end,
number = function(v)
return ('.number=%iL'):format(v)
end,
}
return value_dumpers[type(d)](d)
end
--- @type {[1]:string,[2]:string}[]
local defines = {}
--- @param i integer
--- @param o vim.option_meta
local function dump_option(i, o)
w(' [' .. ('%u'):format(i - 1) .. ']={')
w(' .fullname=' .. cstr(o.full_name))
if o.abbreviation then
w(' .shortname=' .. cstr(o.abbreviation))
end
w(' .flags=' .. get_flags(o))
w(' .type_flags=' .. get_type_flags(o))
if o.enable_if then
w(get_cond(o.enable_if))
end
if o.varname then
w(' .var=&' .. o.varname)
-- Immutable options can directly point to the default value.
elseif o.immutable then
w((' .var=&options[%u].def_val'):format(i - 1))
elseif #o.scope == 1 and o.scope[1] == 'window' then
w(' .var=VAR_WIN')
end
w(' .immutable=' .. (o.immutable and 'true' or 'false'))
if #o.scope == 1 and o.scope[1] == 'global' then
w(' .indir=PV_NONE')
else
assert(#o.scope == 1 or #o.scope == 2)
assert(#o.scope == 1 or o.scope[1] == 'global')
local min_scope = o.scope[#o.scope]
local varname = o.pv_name or o.varname or ('p_' .. (o.abbreviation or o.full_name))
local pv_name = (
'OPT_'
.. min_scope:sub(1, 3):upper()
.. '('
.. (min_scope:sub(1, 1):upper() .. 'V_' .. varname:sub(3):upper())
.. ')'
)
if #o.scope == 2 then
pv_name = 'OPT_BOTH(' .. pv_name .. ')'
end
table.insert(defines, { 'PV_' .. varname:sub(3):upper(), pv_name })
w(' .indir=' .. pv_name)
end
if o.cb then
w(' .opt_did_set_cb=' .. o.cb)
end
if o.expand_cb then
w(' .opt_expand_cb=' .. o.expand_cb)
end
if o.enable_if then
w('#else')
w(' .var=NULL')
w(' .indir=PV_NONE')
w('#endif')
end
if o.defaults then
if o.defaults.condition then
w(get_cond(o.defaults.condition))
end
w(' .def_val' .. get_defaults(o.defaults.if_true, o.full_name))
if o.defaults.condition then
if o.defaults.if_false then
w('#else')
w(' .def_val' .. get_defaults(o.defaults.if_false, o.full_name))
end
w('#endif')
end
end
w(' },')
end
w([[
#include "nvim/ex_getln.h"
#include "nvim/insexpand.h"
#include "nvim/mapping.h"
#include "nvim/ops.h"
#include "nvim/option.h"
#include "nvim/optionstr.h"
#include "nvim/quickfix.h"
#include "nvim/runtime.h"
#include "nvim/tag.h"
#include "nvim/window.h"
static vimoption_T options[] = {]])
for i, o in ipairs(options.options) do
dump_option(i, o)
end
w('};')
w('')
for _, v in ipairs(defines) do
w('#define ' .. v[1] .. ' ' .. v[2])
end
|