Crate libherokubuildpack

A highly opinionated Rust library for writing Heroku buildpacks.

Contains common helpers and functionality that is not present in the more generic libcnb.rs library.

Enums

DownloadError

Functions

decompress_tarball

Decompresses and untars a given .tar.gz file to the given directory.

download_file

Downloads a file via HTTP(S) to a local path

log_error

Panics

log_header

Panics

log_info

Panics

log_warning

Panics

move_directory_contents

Moves all contents of a directory into another directory, leaving src_dir empty.

on_error_heroku

Handles a given libcnb::Error in a consistent, Heroku specific, style.

sha256

Obtains the SHA256 checksum of a file as a hex string