pgdo-cli 0.5.6

The convenience of SQLite – but with PostgreSQL (Command-line application)
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#![doc = include_str!("../README.md")]

mod args;
mod command;
mod runner;

use std::io::{stdout, IsTerminal};

use clap::Parser;
use miette::IntoDiagnostic;

pub(crate) type ExitResult = miette::Result<std::process::ExitCode>;

fn main() -> ExitResult {
    // Configure logging. Not using local timestamps because `simple_logger`
    // panics when emitting log messages from within a Tokio runtime context:
    // https://github.com/borntyping/rust-simple_logger/issues/84
    simple_logger::SimpleLogger::new()
        .with_level(log::LevelFilter::Warn)
        .with_colors(stdout().is_terminal())
        .env()
        .init()
        .into_diagnostic()?;
    // Parse command-line arguments.
    let Options { command, default } = Options::parse();
    // Use the default command when none has been specified.
    command.unwrap_or_else(|| default.into()).invoke()
}

/// Work with ephemeral PostgreSQL clusters.
#[derive(Parser)]
#[clap(author, version, about = "The convenience of SQLite – but with PostgreSQL", long_about = None)]
struct Options {
    #[clap(subcommand)]
    command: Option<command::Command>,

    // Default command. Note that this command's arguments appear here AND in
    // the the `Command` enum (used for subcommand selection). This pattern
    // (along with `next_help_heading`) is a way to have a default subcommand
    // with clap.
    // https://github.com/clap-rs/clap/issues/975#issuecomment-1426424232
    #[clap(flatten)]
    default: command::Default,
}