mirror of
https://github.com/vlang/v.git
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170 lines
4.5 KiB
V
170 lines
4.5 KiB
V
// Copyright (c) 2019-2022 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module main
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import help
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import os
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import term
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import v.pref
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import v.util
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import v.util.version
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import v.builder
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import v.builder.cbuilder
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const (
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external_tools = [
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'ast',
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'bin2v',
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'bug',
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'build-examples',
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'build-tools',
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'build-vbinaries',
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'bump',
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'check-md',
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'complete',
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'compress',
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'doc',
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'doctor',
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'fmt',
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'gret',
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'missdoc',
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'repl',
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'self',
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'setup-freetype',
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'shader',
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'should-compile-all',
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'symlink',
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'scan',
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'test',
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'test-all', // runs most of the tests and other checking tools, that will be run by the CI
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'test-cleancode',
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'test-fmt',
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'test-parser',
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'test-self',
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'tracev',
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'up',
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'vet',
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'wipe-cache',
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'watch',
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]
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list_of_flags_that_allow_duplicates = ['cc', 'd', 'define', 'cf', 'cflags']
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)
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fn main() {
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mut timers_should_print := false
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$if time_v ? {
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timers_should_print = true
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}
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mut timers := util.new_timers(should_print: timers_should_print, label: 'main')
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timers.start('v total')
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defer {
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timers.show('v total')
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}
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timers.start('v start')
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timers.show('v start')
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timers.start('parse_CLI_args')
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args := os.args[1..]
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if args.len == 0 || args[0] in ['-', 'repl'] {
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if args.len == 0 {
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// Running `./v` without args launches repl
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if os.is_atty(0) == 0 {
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mut args_and_flags := util.join_env_vflags_and_os_args()[1..].clone()
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args_and_flags << ['run', '-']
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pref.parse_args_and_show_errors(external_tools, args_and_flags, true)
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}
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}
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util.launch_tool(false, 'vrepl', os.args[1..])
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return
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}
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mut args_and_flags := util.join_env_vflags_and_os_args()[1..]
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prefs, command := pref.parse_args_and_show_errors(external_tools, args_and_flags,
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true)
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if prefs.use_cache && os.user_os() == 'windows' {
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eprintln('-usecache is currently disabled on windows')
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exit(1)
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}
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timers.show('parse_CLI_args')
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// Start calling the correct functions/external tools
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// Note for future contributors: Please add new subcommands in the `match` block below.
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if command in external_tools {
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// External tools
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util.launch_tool(prefs.is_verbose, 'v' + command, os.args[1..])
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return
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}
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match command {
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'help' {
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invoke_help_and_exit(args)
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}
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'new', 'init' {
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util.launch_tool(prefs.is_verbose, 'vcreate', os.args[1..])
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return
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}
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'translate' {
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eprintln('Translating C to V will be available in V 0.3')
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exit(1)
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}
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'install', 'list', 'outdated', 'remove', 'search', 'show', 'update', 'upgrade' {
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util.launch_tool(prefs.is_verbose, 'vpm', os.args[1..])
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return
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}
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'vlib-docs' {
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util.launch_tool(prefs.is_verbose, 'vdoc', ['doc', 'vlib'])
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}
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'interpret' {
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util.launch_tool(prefs.is_verbose, 'builders/interpret_builder', os.args[1..])
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}
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'get' {
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eprintln('V Error: Use `v install` to install modules from vpm.vlang.io')
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exit(1)
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}
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'version' {
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println(version.full_v_version(prefs.is_verbose))
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return
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}
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else {}
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}
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if command in ['run', 'build', 'build-module'] || command.ends_with('.v') || os.exists(command) {
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// println('command')
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// println(prefs.path)
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match prefs.backend {
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.c {
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$if no_bootstrapv ? {
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// TODO: improve the bootstrapping with a split C backend here.
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// C code generated by `VEXE=v cmd/tools/builders/c_builder -os cross -o c.c cmd/tools/builders/c_builder.v`
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// is enough to bootstrap the C backend, and thus the rest, but currently bootstrapping relies on
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// `v -os cross -o v.c cmd/v` having a functional C codegen inside instead.
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util.launch_tool(prefs.is_verbose, 'builders/c_builder', os.args[1..])
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}
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builder.compile('build', prefs, cbuilder.compile_c)
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}
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.js_node, .js_freestanding, .js_browser {
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util.launch_tool(prefs.is_verbose, 'builders/js_builder', os.args[1..])
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}
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.native {
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util.launch_tool(prefs.is_verbose, 'builders/native_builder', os.args[1..])
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}
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.interpret {
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util.launch_tool(prefs.is_verbose, 'builders/interpret_builder', os.args[1..])
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}
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}
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return
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}
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if prefs.is_help {
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invoke_help_and_exit(args)
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}
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eprintln('v $command: unknown command\nRun ${term.highlight_command('v help')} for usage.')
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exit(1)
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}
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fn invoke_help_and_exit(remaining []string) {
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match remaining.len {
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0, 1 { help.print_and_exit('default') }
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2 { help.print_and_exit(remaining[1]) }
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else {}
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}
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println('${term.highlight_command('v help')}: provide only one help topic.')
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println('For usage information, use ${term.highlight_command('v help')}.')
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exit(1)
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}
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