kubie 0.12.0

A more powerful alternative to kubectx and kubens.
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use std::fs::{DirBuilder, File};
use std::io::{BufReader, BufWriter};
use std::path::Path;

use anyhow::Result;
use serde::{de::DeserializeOwned, Serialize};

pub fn read_json<P, T>(path: P) -> Result<T>
where
    P: AsRef<Path>,
    T: DeserializeOwned,
{
    let file = File::open(path.as_ref())?;
    let reader = BufReader::new(file);
    let obj = serde_json::from_reader(reader)?;
    Ok(obj)
}

pub fn write_json<P, T>(path: P, obj: &T) -> Result<()>
where
    P: AsRef<Path>,
    T: Serialize,
{
    let path = path.as_ref();
    DirBuilder::new()
        .recursive(true)
        .create(path.parent().expect("path has no parent"))?;
    let file = File::create(path)?;
    let writer = BufWriter::new(file);
    serde_json::to_writer(writer, obj)?;
    Ok(())
}

pub fn read_yaml<P, T>(path: P) -> Result<T>
where
    P: AsRef<Path>,
    T: DeserializeOwned,
{
    let file = File::open(path.as_ref())?;
    let reader = BufReader::new(file);
    let obj = serde_yaml::from_reader(reader)?;
    Ok(obj)
}

pub fn write_yaml<P, T>(path: P, obj: &T) -> Result<()>
where
    P: AsRef<Path>,
    T: Serialize,
{
    let path = path.as_ref();
    DirBuilder::new()
        .recursive(true)
        .create(path.parent().expect("path has no parent"))?;
    let file = File::create(path)?;
    let writer = BufWriter::new(file);
    serde_yaml::to_writer(writer, obj)?;
    Ok(())
}