module main

import os
import testing
import v.util

const known_failing_exceptions = []string{}

fn main() {
    args_string := os.args[1..].join(' ')
    v_test_formatting(args_string.all_before('test-fmt'))
}

fn v_test_formatting(vargs string) {
    all_v_files := v_files()
    util.prepare_tool_when_needed('vfmt.v')
    testing.eheader('Run "v fmt" over all .v files')
    mut vfmt_test_session := testing.new_test_session('${vargs} fmt -worker', false)
    vfmt_test_session.files << all_v_files
    vfmt_test_session.skip_files << known_failing_exceptions
    vfmt_test_session.test()
    eprintln(vfmt_test_session.benchmark.total_message('running vfmt over V files'))
    if vfmt_test_session.benchmark.nfail > 0 {
        eprintln('\nWARNING: v fmt failed ${vfmt_test_session.benchmark.nfail} times.\n')
        exit(1)
    }
}

fn v_files() []string {
    mut files_that_can_be_formatted := []string{}
    all_test_files := os.walk_ext('.', '.v')
    for tfile in all_test_files {
        if tfile.starts_with('./vlib/v/cgen/tests') {
            continue
        }
        if tfile.ends_with('graceful_shutdown_test.v') {
            continue
        }
        files_that_can_be_formatted << tfile
    }
    return files_that_can_be_formatted
}