lambda-build 1.1.0

Build Rust crates for deployment to AWS Lambda
Documentation 
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use anyhow::Error;
use fehler::throws;
use lambda_build::{run, Opt};

use log::{Level, Metadata, Record};

struct Logger;

impl log::Log for Logger {
    fn enabled(&self, metadata: &Metadata) -> bool {
        metadata.level() <= Level::Info
    }

    fn log(&self, record: &Record) {
        if self.enabled(record.metadata()) {
            println!("{}", record.args());
        }
    }

    fn flush(&self) {}
}

static LOGGER: Logger = Logger;

#[throws]
fn main() {
    log::set_logger(&LOGGER)
        .map(|()| log::set_max_level(log::LevelFilter::Info))?;

    let opt: Opt = argh::from_env();
    run(&opt)?;
}

#[cfg(test)]
mod tests {
    use super::*;
    use argh::FromArgs;

    /// Test that the readme's usage section is up to date
    #[test]
    fn test_readme_usage() {
        let readme = include_str!("../README.md");
        let mut usage = Opt::from_args(&["lambda-build"], &["--help"])
            .unwrap_err()
            .output;
        // Remove the "Usage: " prefix which is not in the readme
        usage = usage.replace("Usage: ", "");
        assert!(readme.contains(&usage));
    }
}