mirror of
https://github.com/denoland/deno.git
synced 2024-11-29 16:30:56 -05:00
395 lines
9.9 KiB
Rust
395 lines
9.9 KiB
Rust
// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
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use clap::{App, AppSettings, Arg, ArgMatches, SubCommand};
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use deno::v8_set_flags;
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// Creates vector of strings, Vec<String>
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#[cfg(test)]
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macro_rules! svec {
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($($x:expr),*) => (vec![$($x.to_string()),*]);
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}
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#[cfg_attr(feature = "cargo-clippy", allow(stutter))]
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#[derive(Clone, Debug, PartialEq, Default)]
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pub struct DenoFlags {
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pub log_debug: bool,
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pub version: bool,
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pub reload: bool,
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pub allow_read: bool,
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pub allow_write: bool,
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pub allow_net: bool,
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pub allow_env: bool,
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pub allow_run: bool,
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pub allow_high_precision: bool,
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pub no_prompts: bool,
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pub types: bool,
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pub prefetch: bool,
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pub info: bool,
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pub fmt: bool,
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pub eval: bool,
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}
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impl<'a> From<ArgMatches<'a>> for DenoFlags {
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fn from(matches: ArgMatches) -> DenoFlags {
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let mut flags = DenoFlags::default();
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if matches.is_present("log-debug") {
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flags.log_debug = true;
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}
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if matches.is_present("version") {
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flags.version = true;
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}
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if matches.is_present("reload") {
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flags.reload = true;
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}
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if matches.is_present("allow-read") {
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flags.allow_read = true;
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}
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if matches.is_present("allow-write") {
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flags.allow_write = true;
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}
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if matches.is_present("allow-net") {
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flags.allow_net = true;
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}
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if matches.is_present("allow-env") {
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flags.allow_env = true;
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}
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if matches.is_present("allow-run") {
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flags.allow_run = true;
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}
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if matches.is_present("allow-high-precision") {
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flags.allow_high_precision = true;
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}
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if matches.is_present("allow-all") {
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flags.allow_read = true;
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flags.allow_env = true;
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flags.allow_net = true;
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flags.allow_run = true;
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flags.allow_read = true;
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flags.allow_write = true;
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flags.allow_high_precision = true;
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}
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if matches.is_present("no-prompt") {
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flags.no_prompts = true;
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}
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if matches.is_present("types") {
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flags.types = true;
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}
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if matches.is_present("prefetch") {
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flags.prefetch = true;
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}
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if matches.is_present("info") {
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flags.info = true;
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}
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if matches.is_present("fmt") {
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flags.fmt = true;
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}
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if matches.is_present("eval") {
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flags.eval = true;
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}
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flags
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}
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}
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static ENV_VARIABLES_HELP: &str = "ENVIRONMENT VARIABLES:
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DENO_DIR Set deno's base directory
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NO_COLOR Set to disable color";
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fn create_cli_app<'a, 'b>() -> App<'a, 'b> {
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let cli_app = App::new("deno")
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.bin_name("deno")
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.global_settings(&[AppSettings::ColorNever])
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.settings(&[
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AppSettings::AllowExternalSubcommands,
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AppSettings::DisableHelpSubcommand,
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]).after_help(ENV_VARIABLES_HELP)
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.arg(
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Arg::with_name("version")
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.short("v")
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.long("version")
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.help("Print the version"),
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).arg(
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Arg::with_name("allow-read")
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.long("allow-read")
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.help("Allow file system read access"),
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).arg(
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Arg::with_name("allow-write")
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.long("allow-write")
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.help("Allow file system write access"),
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).arg(
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Arg::with_name("allow-net")
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.long("allow-net")
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.help("Allow network access"),
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).arg(
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Arg::with_name("allow-env")
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.long("allow-env")
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.help("Allow environment access"),
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).arg(
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Arg::with_name("allow-run")
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.long("allow-run")
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.help("Allow running subprocesses"),
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).arg(
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Arg::with_name("allow-high-precision")
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.long("allow-high-precision")
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.help("Allow high precision time measurement"),
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).arg(
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Arg::with_name("allow-all")
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.short("A")
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.long("allow-all")
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.help("Allow all permissions"),
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).arg(
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Arg::with_name("no-prompt")
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.long("no-prompt")
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.help("Do not use prompts"),
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).arg(
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Arg::with_name("log-debug")
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.short("D")
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.long("log-debug")
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.help("Log debug output"),
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).arg(
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Arg::with_name("reload")
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.short("r")
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.long("reload")
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.help("Reload source code cache (recompile TypeScript)"),
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).arg(
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Arg::with_name("v8-options")
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.long("v8-options")
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.help("Print V8 command line options"),
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).arg(
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Arg::with_name("v8-flags")
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.long("v8-flags")
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.takes_value(true)
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.require_equals(true)
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.help("Set V8 command line options"),
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).arg(
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Arg::with_name("types")
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.long("types")
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.help("Print runtime TypeScript declarations"),
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).arg(
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Arg::with_name("prefetch")
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.long("prefetch")
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.help("Prefetch the dependencies"),
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).subcommand(
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SubCommand::with_name("info")
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.setting(AppSettings::DisableVersion)
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.about("Show source file related info")
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.arg(Arg::with_name("file").takes_value(true).required(true)),
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).subcommand(
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SubCommand::with_name("eval")
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.setting(AppSettings::DisableVersion)
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.about("Eval script")
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.arg(Arg::with_name("code").takes_value(true).required(true)),
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).subcommand(
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SubCommand::with_name("fmt")
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.setting(AppSettings::DisableVersion)
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.about("Format files")
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.arg(
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Arg::with_name("files")
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.takes_value(true)
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.multiple(true)
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.required(true),
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),
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).subcommand(
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// this is a fake subcommand - it's used in conjunction with
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// AppSettings:AllowExternalSubcommand to treat it as an
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// entry point script
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SubCommand::with_name("<script>").about("Script to run"),
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);
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cli_app
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}
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#[cfg_attr(feature = "cargo-clippy", allow(stutter))]
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pub fn set_flags(
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args: Vec<String>,
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) -> Result<(DenoFlags, Vec<String>), String> {
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let mut rest_argv: Vec<String> = vec!["deno".to_string()];
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let cli_app = create_cli_app();
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let matches = cli_app.get_matches_from(args);
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match matches.subcommand() {
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("eval", Some(info_match)) => {
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let code: &str = info_match.value_of("code").unwrap();
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rest_argv.extend(vec![code.to_string()]);
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}
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("info", Some(info_match)) => {
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let file: &str = info_match.value_of("file").unwrap();
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rest_argv.extend(vec![file.to_string()]);
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}
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("fmt", Some(fmt_match)) => {
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let files: Vec<String> = fmt_match
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.values_of("files")
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.unwrap()
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.map(String::from)
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.collect();
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rest_argv.extend(files);
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}
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(script, Some(script_match)) => {
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rest_argv.extend(vec![script.to_string()]);
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// check if there are any extra arguments that should
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// be passed to script
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if script_match.is_present("") {
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let script_args: Vec<String> = script_match
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.values_of("")
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.unwrap()
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.map(String::from)
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.collect();
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rest_argv.extend(script_args);
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}
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}
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_ => {}
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}
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if matches.is_present("v8-options") {
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// display v8 help and exit
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// TODO(bartlomieju): this relies on `v8_set_flags` to swap `--v8-options` to help
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v8_set_flags(vec!["deno".to_string(), "--v8-options".to_string()]);
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}
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if matches.is_present("v8-flags") {
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let mut v8_flags: Vec<String> = matches
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.values_of("v8-flags")
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.unwrap()
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.map(String::from)
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.collect();
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v8_flags.insert(1, "deno".to_string());
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v8_set_flags(v8_flags);
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}
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let flags = DenoFlags::from(matches);
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Ok((flags, rest_argv))
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}
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#[test]
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fn test_set_flags_1() {
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let (flags, rest) = set_flags(svec!["deno", "--version"]).unwrap();
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assert_eq!(rest, svec!["deno"]);
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assert_eq!(
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flags,
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DenoFlags {
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version: true,
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..DenoFlags::default()
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}
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);
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}
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#[test]
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fn test_set_flags_2() {
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let (flags, rest) =
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set_flags(svec!["deno", "-r", "-D", "script.ts"]).unwrap();
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assert_eq!(rest, svec!["deno", "script.ts"]);
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assert_eq!(
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flags,
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DenoFlags {
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log_debug: true,
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reload: true,
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..DenoFlags::default()
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}
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);
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}
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#[test]
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fn test_set_flags_3() {
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let (flags, rest) =
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set_flags(svec!["deno", "-r", "--allow-write", "script.ts"]).unwrap();
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assert_eq!(rest, svec!["deno", "script.ts"]);
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assert_eq!(
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flags,
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DenoFlags {
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reload: true,
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allow_write: true,
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..DenoFlags::default()
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}
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);
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}
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#[test]
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fn test_set_flags_4() {
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let (flags, rest) =
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set_flags(svec!["deno", "-Dr", "--allow-write", "script.ts"]).unwrap();
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assert_eq!(rest, svec!["deno", "script.ts"]);
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assert_eq!(
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flags,
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DenoFlags {
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log_debug: true,
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reload: true,
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allow_write: true,
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..DenoFlags::default()
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}
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);
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}
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#[test]
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fn test_set_flags_5() {
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let (flags, rest) = set_flags(svec!["deno", "--types"]).unwrap();
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assert_eq!(rest, svec!["deno"]);
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assert_eq!(
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flags,
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DenoFlags {
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types: true,
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..DenoFlags::default()
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}
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)
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}
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#[test]
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fn test_set_flags_6() {
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let (flags, rest) =
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set_flags(svec!["deno", "--allow-net", "gist.ts", "--title", "X"]).unwrap();
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assert_eq!(rest, svec!["deno", "gist.ts", "--title", "X"]);
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assert_eq!(
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flags,
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DenoFlags {
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allow_net: true,
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..DenoFlags::default()
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}
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)
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}
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#[test]
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fn test_set_flags_7() {
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let (flags, rest) =
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set_flags(svec!["deno", "--allow-all", "gist.ts"]).unwrap();
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assert_eq!(rest, svec!["deno", "gist.ts"]);
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assert_eq!(
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flags,
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DenoFlags {
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allow_net: true,
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allow_env: true,
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allow_run: true,
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allow_read: true,
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allow_write: true,
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allow_high_precision: true,
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..DenoFlags::default()
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}
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)
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}
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#[test]
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fn test_set_flags_8() {
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let (flags, rest) =
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set_flags(svec!["deno", "--allow-read", "gist.ts"]).unwrap();
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assert_eq!(rest, svec!["deno", "gist.ts"]);
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assert_eq!(
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flags,
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DenoFlags {
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allow_read: true,
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..DenoFlags::default()
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}
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)
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}
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#[test]
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fn test_set_flags_9() {
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let (flags, rest) =
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set_flags(svec!["deno", "--allow-high-precision", "script.ts"]).unwrap();
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assert_eq!(rest, svec!["deno", "script.ts"]);
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assert_eq!(
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flags,
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DenoFlags {
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allow_high_precision: true,
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..DenoFlags::default()
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}
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)
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}
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