Rust + Wasm 实现浏览器格式化 JSON

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依赖工具

cargo install wasm-pack

Cargo.toml

[package]
name = "wasm-bindgen-record"
version = "0.1.0"
authors = ["Li Lei <this.lilei@gmail.com>"]
edition = "2021"

[lib]
crate-type = ["cdylib"]

[dependencies]
anyhow = "1.0.56"
wasm-bindgen = "0.2.79"
serde_json = "1.0.79"

src/lib.rs

use anyhow::Result;
use serde_json::{
   from_str, to_string, to_string_pretty, Value};
use wasm_bindgen::prelude::wasm_bindgen;

#[wasm_bindgen]
extern "C" {
   
    fn alert(s: &str);

    #[wasm_bindgen(js_namespace = console)]
    fn log(s: &str);
}

#[wasm_bindgen]
pub fn expand(s: &str) -> String {
   
    expand_json(s).unwrap()
}

#[wasm_bindgen]
pub fn collapse