local cwd = vim.fn.getcwd()

local dir = '/test/syntax/'

local expected_dir = '/test/syntax/expected'

local FILES = { 'highlight.res' }

local function main(file)

-- Load syntax file

local path = cwd .. dir .. file

vim.cmd.edit(path)

vim.cmd.source(cwd .. '/syntax/rescript.vim')

local bufnr = vim.api.nvim_get_current_buf()

local lines = vim.api.nvim_buf_get_lines(bufnr, 0, -1, true)

local pattern = '//^'

local locations = {}

for number, line in ipairs(lines) do

local is_start_pattern = vim.startswith(vim.trim(line), pattern)

local is_valid = number - 1 > 0

and not vim.startswith(vim.trim(lines[number - 1]), pattern)

if is_start_pattern and is_valid then

local start_match, _ = string.find(line, pattern)

local col = start_match - 1 + string.len(pattern)

local item =

vim.inspect_pos(bufnr, number - 2, col - 2, { syntax = true })

table.insert(

locations,

{ row = item.row, col = item.col, syntax = item.syntax }

)

end

end

local output_file = cwd .. expected_dir .. '/' .. file .. '.txt'

local fd = vim.loop.fs_open(output_file, 'w', 438)

vim.loop.fs_write(fd, vim.inspect(locations), 0)

vim.loop.fs_close(fd)

end

for _, file in ipairs(FILES) do

main(file)

end