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local mpack = vim.mpack
local autodir = arg[1]
local metadata_file = arg[2]
local funcs_file = arg[3]
local funcsfname = autodir .. '/funcs.generated.h'
--Will generate funcs.generated.h with definition of functions static const array.
local hashy = require 'generators.hashy'
local hashpipe = assert(io.open(funcsfname, 'wb'))
hashpipe:write([[
#include "nvim/arglist.h"
#include "nvim/cmdexpand.h"
#include "nvim/cmdhist.h"
#include "nvim/digraph.h"
#include "nvim/eval.h"
#include "nvim/eval/buffer.h"
#include "nvim/eval/fs.h"
#include "nvim/eval/funcs.h"
#include "nvim/eval/typval.h"
#include "nvim/eval/vars.h"
#include "nvim/eval/window.h"
#include "nvim/ex_docmd.h"
#include "nvim/ex_getln.h"
#include "nvim/fold.h"
#include "nvim/getchar.h"
#include "nvim/insexpand.h"
#include "nvim/mapping.h"
#include "nvim/match.h"
#include "nvim/mbyte.h"
#include "nvim/menu.h"
#include "nvim/mouse.h"
#include "nvim/move.h"
#include "nvim/quickfix.h"
#include "nvim/runtime.h"
#include "nvim/search.h"
#include "nvim/state.h"
#include "nvim/strings.h"
#include "nvim/sign.h"
#include "nvim/testing.h"
#include "nvim/undo.h"
]])
local funcs = require('eval').funcs
for _, func in pairs(funcs) do
if func.float_func then
func.func = 'float_op_wrapper'
func.data = '{ .float_func = &' .. func.float_func .. ' }'
end
end
local metadata = mpack.decode(io.open(metadata_file, 'rb'):read('*all'))
for _, fun in ipairs(metadata) do
if fun.eval then
funcs[fun.name] = {
args = #fun.parameters,
func = 'api_wrapper',
data = '{ .api_handler = &method_handlers[' .. fun.handler_id .. '] }',
}
end
end
local func_names = vim.tbl_filter(function(name)
return name:match('__%d*$') == nil
end, vim.tbl_keys(funcs))
table.sort(func_names)
local funcsdata = assert(io.open(funcs_file, 'w'))
funcsdata:write(mpack.encode(func_names))
funcsdata:close()
local neworder, hashfun = hashy.hashy_hash('find_internal_func', func_names, function(idx)
return 'functions[' .. idx .. '].name'
end)
hashpipe:write('static const EvalFuncDef functions[] = {\n')
for _, name in ipairs(neworder) do
local def = funcs[name]
local args = def.args or 0
if type(args) == 'number' then
args = { args, args }
elseif #args == 1 then
args[2] = 'MAX_FUNC_ARGS'
end
local base = def.base or 'BASE_NONE'
local func = def.func or ('f_' .. name)
local data = def.data or '{ .null = NULL }'
local fast = def.fast and 'true' or 'false'
hashpipe:write(
(' { "%s", %s, %s, %s, %s, &%s, %s },\n'):format(
name,
args[1],
args[2],
base,
fast,
func,
data
)
)
end
hashpipe:write(' { NULL, 0, 0, BASE_NONE, false, NULL, { .null = NULL } },\n')
hashpipe:write('};\n\n')
hashpipe:write(hashfun)
hashpipe:close()
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