1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
#[macro_use]
extern crate lazy_static;
#[macro_use]
extern crate log;
#[macro_use]
extern crate futures;
#[macro_use]
extern crate serde_json;
pub mod compiler;
pub mod deno_dir;
pub mod errors;
pub mod flags;
mod fs;
mod http_body;
mod http_util;
pub mod isolate;
pub mod js_errors;
pub mod libdeno;
pub mod msg;
pub mod msg_util;
pub mod ops;
pub mod permissions;
mod repl;
pub mod resolve_addr;
pub mod resources;
pub mod snapshot;
mod tokio_util;
mod tokio_write;
pub mod version;
pub mod workers;
#[cfg(unix)]
mod eager_unix;
use log::{LevelFilter, Metadata, Record};
use std::env;
use std::sync::Arc;
static LOGGER: Logger = Logger;
struct Logger;
impl log::Log for Logger {
fn enabled(&self, metadata: &Metadata) -> bool {
metadata.level() <= log::max_level()
}
fn log(&self, record: &Record) {
if self.enabled(record.metadata()) {
println!("{} RS - {}", record.level(), record.args());
}
}
fn flush(&self) {}
}
fn print_err_and_exit(err: errors::RustOrJsError) {
eprintln!("{}", err.to_string());
std::process::exit(1);
}
fn main() {
#[cfg(windows)]
ansi_term::enable_ansi_support().ok(); // For Windows 10
log::set_logger(&LOGGER).unwrap();
let args = env::args().collect();
let (mut flags, mut rest_argv, usage_string) = flags::set_flags(args)
.unwrap_or_else(|err| {
eprintln!("{}", err);
std::process::exit(1)
});
if flags.help {
println!("{}", &usage_string);
std::process::exit(0);
}
log::set_max_level(if flags.log_debug {
LevelFilter::Debug
} else {
LevelFilter::Warn
});
if flags.fmt {
rest_argv.insert(1, "https://deno.land/x/std/prettier/main.ts".to_string());
flags.allow_write = true;
}
let should_prefetch = flags.prefetch;
let should_display_info = flags.info;
let state = Arc::new(isolate::IsolateState::new(flags, rest_argv, None));
let snapshot = snapshot::deno_snapshot();
let mut isolate = isolate::Isolate::new(snapshot, state, ops::dispatch);
tokio_util::init(|| {
// Setup runtime.
isolate
.execute("denoMain();")
.map_err(errors::RustOrJsError::from)
.unwrap_or_else(print_err_and_exit);
// Execute input file.
if isolate.state.argv.len() > 1 {
let input_filename = isolate.state.argv[1].clone();
if should_display_info {
// Display file info and exit. Do not run file
isolate.state.dir.print_file_info(input_filename);
std::process::exit(0);
}
isolate
.execute_mod(&input_filename, should_prefetch)
.unwrap_or_else(print_err_and_exit);
}
isolate
.event_loop()
.map_err(errors::RustOrJsError::from)
.unwrap_or_else(print_err_and_exit);
});
}
|
