4 releases
0.1.16-alpha.0 | Mar 31, 2023 |
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0.1.13-alpha.0 | Mar 17, 2023 |
0.1.12-alpha.0 | Jan 18, 2023 |
0.1.10-alpha.0 | Jan 18, 2023 |
#638 in #value
569 downloads per month
Used in 99 crates
(31 directly)
325KB
1.5K
SLoC
bitcoin-univalue
The bitcoin-univalue
crate is a direct
translation of the univalue
C++ library to
Rust. It provides a simple JSON implementation
that can be used to parse and serialize JSON
data. The crate supports a variety of value types,
including strings, integers, floating-point
numbers, booleans, null values, arrays, and
objects.
The UniValue
struct is the main data structure
provided by the crate, and it represents a JSON
value. The crate provides methods to get and set
values in a UniValue
object, as well as to
serialize a UniValue
object to a JSON string.
The bitcoin-univalue
crate is still in the
process of being translated from C++ to Rust, and
some functions may still be in the process of
being translated.
This crate is useful for anyone working with JSON data in Rust, especially in the context of Bitcoin. It provides a lightweight and easy-to-use implementation of JSON that is well-suited for use in the Bitcoin ecosystem.
25> can we do something better since we have rust?
Yes, Rust has a type-safe and memory-safe ownership model that can help avoid many of the common bugs and vulnerabilities associated with C and C++. This means that the Rust implementation of a library like Univalue can potentially be more secure and robust than the original C++ implementation.
Additionally, Rust has a powerful macro system and a growing ecosystem of libraries and tools that can make it easier to work with JSON and other data serialization formats. For example, the serde library provides a convenient and efficient way to serialize and deserialize Rust data structures to and from JSON, among other formats.
So while a direct translation of Univalue from C++ to Rust is still a valuable effort, it's possible that a Rust implementation of a JSON library could offer even more advantages over the original C++ implementation.
26> are there libraries in the rust ecosystem which can possibly totally replace this crate?
Yes, there are several Rust libraries that can
replace some or all of the functionality provided
by the bitcoin-univalue
crate. Here are some
examples:
-
serde_json
: This is a popular Rust library for working with JSON data. It provides functions for parsing JSON data into Rust data structures and vice versa. It also supports many advanced features like custom serialization and deserialization. -
rustc-serialize
: This library provides Rust support for encoding and decoding JSON data. It is part of the Rust standard library and provides basic functionality for working with JSON data. -
json-rust
: This is a Rust library that provides a JSON parser and serializer. It aims to be fast and easy to use.
These libraries are all actively maintained and
have a large user base. They are also generally
faster and more memory-efficient than the
bitcoin-univalue
crate, since they are designed
specifically for Rust and do not have to interface
with C++ code. However, depending on your specific
use case, the bitcoin-univalue
crate may still
be a useful option.
Dependencies
~88MB
~848K SLoC