chore: reorg
This commit is contained in:
171
__serialization/serde_json/Cargo.lock
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171
__serialization/serde_json/Cargo.lock
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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[[package]]
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12
__serialization/serde_json/Cargo.toml
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12
__serialization/serde_json/Cargo.toml
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@@ -0,0 +1,12 @@
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[package]
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name = "serde-json-test"
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version = "0.1.0"
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authors = ["Hatter Jiang <jht5945@gmail.com>"]
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edition = "2018"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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serde = { version = "1.0", features = ["derive"] }
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serde_json = "1.0"
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chrono = "0.4.10"
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80
__serialization/serde_json/src/main.rs
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80
__serialization/serde_json/src/main.rs
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@@ -0,0 +1,80 @@
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#[macro_use]
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extern crate serde_json;
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use serde::{Deserialize, Serialize};
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use serde_json::{Result, Value};
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use chrono::{DateTime, Utc, TimeZone};
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mod my_date_format {
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use chrono::{DateTime, Utc, TimeZone};
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use serde::{self, Deserialize, Serializer, Deserializer};
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const FORMAT: &'static str = "%Y-%m-%d %H:%M:%S";
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pub fn serialize<S>(date: &DateTime<Utc>, serializer: S ) -> Result<S::Ok, S::Error> where S: Serializer {
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let s = format!("{}", date.format(FORMAT));
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serializer.serialize_str(&s)
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}
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pub fn deserialize<'de, D>(deserializer: D ) -> Result<DateTime<Utc>, D::Error> where D: Deserializer<'de> {
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let s = String::deserialize(deserializer)?;
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Utc.datetime_from_str(&s, FORMAT).map_err(serde::de::Error::custom)
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}
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}
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// https://serde.rs/container-attrs.html
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#[derive(Clone, Copy, Debug, Serialize, Deserialize)]
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enum TestEnum {
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#[serde(rename = "A")]
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TypeA,
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#[serde(rename = "B")]
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TypeB,
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}
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#[derive(Clone, Debug, Serialize, Deserialize)]
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struct TestStruct {
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ty: TestEnum,
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#[serde(with = "my_date_format")]
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timestamp: DateTime<Utc>,
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}
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fn main() -> Result<()> {
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let serialized = serde_json::to_string(&TestStruct{
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ty: TestEnum::TypeA,
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timestamp: Utc.datetime_from_str("2020-01-28 17:04:00", "%Y-%m-%d %H:%M:%S").map_err(serde::de::Error::custom)?,
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})?;
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println!("{}", serialized);
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let data = r#"
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{
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"name": "John Doe",
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"age": 43,
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"phones": [
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"+44 1234567",
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"+44 2345678"
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]
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}"#;
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let v: Value = serde_json::from_str(data)?;
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println!("{}", v);
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let mut john = json!({
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"name": "John Doe",
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"age": 43,
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"phones": [
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"+44 1234567",
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"+44 2345678"
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]
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});
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println!("{}", &john);
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if let Option::Some(ref mut m) = john.as_object_mut() {
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m.insert("test".into(), Value::Bool(true));
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m.insert("test2".into(), Value::String("hello world".into()));
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}
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println!("{}", john);
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Ok(())
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}
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