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feat(logger): ✨ console logger

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This commit is contained in:
Lucas Colombo 2024-03-31 01:27:49 -03:00
parent ff3901c64e
commit 6871646072
Signed by: lucas
GPG Key ID: EF34786CFEFFAE35
9 changed files with 338 additions and 2 deletions
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1
.cocorc
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@ -5,3 +5,4 @@ useEmoji: true
scopes:
- ""
- "cli"
- "logger"

158
Cargo.lock generated
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@ -2,12 +2,41 @@
# It is not intended for manual editing.
version = 3
[[package]]
name = "aho-corasick"
version = "1.1.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
dependencies = [
"memchr",
]
[[package]]
name = "bitflags"
version = "2.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "deranged"
version = "0.3.11"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b42b6fa04a440b495c8b04d0e71b707c585f83cb9cb28cf8cd0d976c315e31b4"
dependencies = [
"powerfmt",
]
[[package]]
name = "dtt"
version = "0.0.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d6b2dd9ee2d76888dc4c17d6da74629fa11b3cb1e8094fdc159b7f8ff259fc88"
dependencies = [
"regex",
"serde",
"time",
]
[[package]]
name = "eyre"
version = "0.6.12"
@ -24,16 +53,145 @@ version = "0.3.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ce23b50ad8242c51a442f3ff322d56b02f08852c77e4c0b4d3fd684abc89c683"
[[package]]
name = "log"
version = "0.4.21"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "90ed8c1e510134f979dbc4f070f87d4313098b704861a105fe34231c70a3901c"
[[package]]
name = "lool"
version = "0.0.1"
dependencies = [
"bitflags",
"dtt",
"eyre",
"log",
]
[[package]]
name = "memchr"
version = "2.7.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6c8640c5d730cb13ebd907d8d04b52f55ac9a2eec55b440c8892f40d56c76c1d"
[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"unicode-ident",
]
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version = "1.0.35"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"proc-macro2",
]
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version = "1.10.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c117dbdfde9c8308975b6a18d71f3f385c89461f7b3fb054288ecf2a2058ba4c"
dependencies = [
"aho-corasick",
"memchr",
"regex-automata",
"regex-syntax",
]
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"aho-corasick",
"memchr",
"regex-syntax",
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source = "registry+https://github.com/rust-lang/crates.io-index"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"serde_derive",
]
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name = "serde_derive"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"quote",
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2
Cargo.toml
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@ -30,4 +30,6 @@ cli-stylize = ["dep:bitflags"]
[dependencies]
bitflags = { version = "2.5.0", optional = true}
dtt = "0.0.5"
eyre = { version = "0.6.12", default-features = false }
log = "0.4.21"

12
examples/logger.rs Normal file
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@ -0,0 +1,12 @@
use log::Level;
use lool::logger::ConsoleLogger;
fn main() {
ConsoleLogger::default_setup(Level::Trace, "test").unwrap();
log::info!("log line");
log::warn!("log line");
log::error!("log line");
log::debug!("log line");
log::trace!("log line");
}

5
examples/stylizer.rs
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@ -17,6 +17,7 @@ fn main() -> Result<()> {
let red_on_blue = stylize("[white on blue]", "white on blue");
let rgb = stylize("[#3a95ef]", "#3a95ef");
let rgb_on_rgb = stylize("[#3a95ef on #c174dd]", "#3a95ef on #c174dd");
let rgb_dim = stylize("[#3a95ef+dimmed]", "#3a95ef+dimmed");
println!("pre {} post", red_bold);
println!("pre {} post", alt_red_bold);
@ -26,6 +27,7 @@ fn main() -> Result<()> {
println!("pre {} post", red_on_blue);
println!("pre {} post", rgb);
println!("pre {} post", rgb_on_rgb);
println!("pre {} post", rgb_dim);
println!("pre {} post", "[green]".stl("green").stl("+bold"));
println!("pre {} post", "[green+bold]".stl("green+bold"));
@ -34,5 +36,8 @@ fn main() -> Result<()> {
println!("pre {} post", "[.blue().bold()]".blue().bold());
println!("pre {} post", "[.blue().on_red().bold()]".blue().on_red().bold());
println!("pre {} post", "[.dim()]".dim());
println!("pre {} post", "[.blue().dim()]".blue().dim());
Ok(())
}

2
lib/cli/stylize/stylizer.rs
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@ -126,7 +126,7 @@ pub trait Stylize {
fn on_bright_white(&self) -> String { self.stl("on bright-white") }
fn on_rgb(&self, r: u8, g: u8, b: u8) -> String { self.stl(&format!("on #{:02X}{:02X}{:02X}", r, g, b)) }
fn bold(&self) -> String { self.stl("+bold") }
fn dim(&self) -> String { self.stl("+dim") }
fn dim(&self) -> String { self.stl("+dimmed") }
fn italic(&self) -> String { self.stl("+italic") }
fn underline(&self) -> String { self.stl("+underline") }
fn blink(&self) -> String { self.stl("+blink") }

3
lib/lib.rs
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@ -1 +1,2 @@
pub mod cli;
pub mod cli;
pub mod logger;

60
lib/logger/datetime.rs Normal file
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@ -0,0 +1,60 @@
use std::time::{SystemTime, UNIX_EPOCH};
pub fn noop_datetime() -> String {
"".to_string()
}
/// Get the current time in the format yyyy-mm-dd hh:mm:ss
pub fn utc_current_time() -> String {
// Get the current system time
let now = SystemTime::now();
// Convert the adjusted time to a formatted string
match now.duration_since(UNIX_EPOCH) {
Ok(duration) => {
let secs = duration.as_secs();
let days = secs / (24 * 3600);
let mut years = 1970;
let mut days_left = days;
// Adjusting for leap years
loop {
let days_in_year = if is_leap_year(years) { 366 } else { 365 };
if days_left < days_in_year {
break;
}
days_left -= days_in_year;
years += 1;
}
let (month, day) = days_to_date(days_left, is_leap_year(years));
let hours = (secs / 3600) % 24;
let minutes = (secs / 60) % 60;
let seconds = secs % 60;
format!("{:04}-{:02}-{:02} {:02}:{:02}:{:02}", years, month + 1, day, hours, minutes, seconds)
}
Err(_) => "0".to_string(),
}
}
// Check if a year is a leap year
fn is_leap_year(year: u64) -> bool {
(year % 4 == 0 && year % 100 != 0) || (year % 400 == 0)
}
// Calculate the month and day from the number of days since UNIX epoch
fn days_to_date(days: u64, leap: bool) -> (u64, u64) {
let days_in_month = [31, if leap { 29 } else { 28 }, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
let mut days_left = days;
let mut month = 0;
while days_left >= days_in_month[month as usize] {
days_left -= days_in_month[month as usize];
month += 1;
}
(month, days_left + 1) // Adding 1 to day to make it 1-based
}

97
lib/logger/mod.rs Normal file
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@ -0,0 +1,97 @@
pub mod datetime;
use eyre::{eyre, Result};
use log::{Level, Metadata, Record};
const RESET: &str = "\x1b[0m";
struct StyledRecord {
time: String,
level: String,
message: String,
file: String,
line: String,
}
impl StyledRecord {
fn from(record: &Record, get_time: fn() -> String) -> Self {
let ansi_style_level = match record.level() {
Level::Error => "\x1b[31m", // red
Level::Warn => "\x1b[33m", // yellow
Level::Info => "\x1b[32m", // green
Level::Debug => "\x1b[95m", // magenta
Level::Trace => "\x1b[34m", // blue
};
let file_ansi_color = "\x1b[34m"; // blue
let line_ansi_color = "\x1b[34;1m"; // bold blue
let mut time = get_time();
if !time.is_empty() {
time = format!("\x1b[2m{}\x1b[0m", time); // dim
}
Self {
level: format!("{}{:<5}{}", ansi_style_level, record.level(), RESET),
message: format!("{}", record.args()),
file: format!("{}{}{}", file_ansi_color, record.file().unwrap_or("unknown"), RESET),
line: format!("{}{}{}", line_ansi_color, record.line().unwrap_or(0), RESET),
time,
}
}
}
pub struct ConsoleLogger<'a>{
context: &'a str,
time_fn: fn() -> String,
}
impl<'a> ConsoleLogger<'a> {
pub fn default_setup(max_level: Level, context: &'static str) -> Result<()> {
let logger = Box::new(ConsoleLogger { context, time_fn: datetime::utc_current_time});
log::set_logger(Box::leak(logger) as &'static ConsoleLogger)
.map(|()| log::set_max_level(max_level.to_level_filter()))
.map_err(|err| eyre!("failed to set logger: {}", err))
}
pub fn setup(max_level: Level, context: &'static str, time_fn: fn() -> String) -> Result<()> {
let logger = Box::new(ConsoleLogger { context, time_fn});
log::set_logger(Box::leak(logger) as &'static ConsoleLogger)
.map(|()| log::set_max_level(max_level.to_level_filter()))
.map_err(|err| eyre!("failed to set logger: {}", err))
}
pub fn set_context(&mut self, context: &'a str) {
self.context = context;
}
}
/// simple implementation of a themed logger
impl<'a> log::Log for ConsoleLogger<'a> {
fn enabled(&self, metadata: &Metadata) -> bool {
metadata.level() <= Level::Info
}
fn log(&self, record: &Record) {
let styled_record = StyledRecord::from(record, self.time_fn);
let time = if styled_record.time.is_empty() {
" ".to_string()
} else {
format!(" {} ", styled_record.time)
};
// print to stdout
println!(
"[{}]{}| {} | {}:{} - {}",
self.context,
time,
styled_record.level,
styled_record.file,
styled_record.line,
styled_record.message
);
}
fn flush(&self) {}
}