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Deserializing arbitrary precision numbers

5

Hello! I'm seeking to improve the performance of a program that reads JSON data as `serde_json::Value` and immediately converts it to a custom type. In my program [jaq](https://github.com/01mf02/jaq), I create...

01mf02

Why does `serde_json::Value::as_array` return `Option<&Vec<Value>>` instead of `Option<&[Value]>`?

3

The question is in the title. It would be consistent with `as_str` which returns `Option`

Logarithmus

Reduce how much code is generated

8

An attempt to replicate the wins in #687 without using unsafe or losing any performance. To achieve this, all commonly duplicated methods have been extracted to less generic methods (only...

Marwes

# The Problem When trying to deserialize a json object with missing fields to a struct with serde_json, one may get an Error of the Catergory Data. Sadly those Categories...

einsJannis

Number struct should have Copy trait because a number is literal.

ya7010

feature: `remove_by_pointer` method

1

Added `Value::remove_by_pointer` method that allows you to remove a value from a nested JSON object specified by JSON pointer as in `Value::pointer{_mut}`.

junbl

is there a way where I can convert wasm_bindgen::JsValue to a serde_json::Value and back?

caperaven

Pre-allocate capacity for maps in json! macro.

3

Attempt to resolve #810. This implementation works by expanding the contents of the map twice, first producing a capacity value, then actually inserting the elements. Because it expands the contents...

zachs18

I just ran into an issue whilst coding and found an issue here describing my challenge exactly, a handful of months old, with zero reaction from maintainers. Looking around the...

alextes

Deserialize empty map into None

1

I have a JSON format which could be either a tagged value or an empty map `{}`. Examples of JSON: ``` {"A" : 123} ``` ``` {"B" : 234} ```...

lexa