conta 0.0.3

Tool for bumping and publishing crates.
Documentation 
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//! Crate version verifier

use anyhow::Result;
use serde::Deserialize;

#[derive(Debug, Deserialize)]
struct Resp {
    pub versions: Vec<Version>,
}

#[derive(Debug, Deserialize)]
struct Version {
    pub num: String,
}

/// Verify if the package has already been published.
pub fn verify(name: &str, version: &str) -> Result<bool> {
    let client = reqwest::blocking::Client::builder()
        .user_agent("conta")
        .build()?;

    if let Ok(resp) = client
        .get(format!("https://crates.io/api/v1/crates/{name}/versions"))
        .send()?
        .json::<Resp>()
    {
        return Ok(resp.versions.into_iter().any(|v| v.num == version));
    }

    Ok(false)
}