fluencelabs/jsonpath
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select_str 설명 수정

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freestrings 2019-03-23 11:51:35 +09:00
parent 8e1a0f84e1
commit a9f8f0bf4b
3 changed files with 12 additions and 24 deletions
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16
README.md
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@ -7,7 +7,8 @@
It is an implementation of the `Rust` version [JsonPath] (https://goessner.net/articles/JsonPath/). `Webassembly` and` Javascript` also provide the same API interface. It is an implementation of the `Rust` version [JsonPath] (https://goessner.net/articles/JsonPath/). `Webassembly` and` Javascript` also provide the same API interface.
## [Webassembly Demo](https://freestrings.github.io/jsonpath/) - [Webassembly Demo](https://freestrings.github.io/jsonpath/)
- [Rust documentation](https://docs.rs/jsonpath_lib/0.1.6/jsonpath_lib)
## 왜? ## 왜?
@ -211,16 +212,11 @@ assert_eq!(json, ret)
### rust - jsonpath::select_str(json: &str, jsonpath: &str) ### rust - jsonpath::select_str(json: &str, jsonpath: &str)
```rust ```rust
let json_obj = json!({ let ret = jsonpath::select_str(r#"{
"school": { "school": { "friends": [{"id": 0}, {"id": 1}] },
"friends": [{"id": 0}, {"id": 1}] "friends": [{"id": 0}, {"id": 1}]
}, }"#, "$..friends[0]").unwrap();
"friends": [{"id": 0}, {"id": 1}] assert_eq!(ret, r#"[{"id":0},{"id":0}]"#);
});
let json_str = jsonpath::select_str(&serde_json::to_string(&json_obj).unwrap(), "$..friends[0]").unwrap();
let json: Value = serde_json::from_str(&json_str).unwrap();
let ret = json!([ {"id": 0}, {"id": 0} ]);
assert_eq!(json, ret)
``` ```
### rust - jsonpath::compile(jsonpath: &str) ### rust - jsonpath::compile(jsonpath: &str)

15
src/lib.rs
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@ -301,18 +301,11 @@ pub fn read(json: &Value, path: &str) -> Result {
/// extern crate jsonpath_lib as jsonpath; /// extern crate jsonpath_lib as jsonpath;
/// #[macro_use] extern crate serde_json; /// #[macro_use] extern crate serde_json;
/// ///
/// use serde_json::Value; /// let ret = jsonpath::select_str(r#"{
/// /// "school": { "friends": [{"id": 0}, {"id": 1}] },
/// let json_obj = json!({
/// "school": {
/// "friends": [{"id": 0}, {"id": 1}] /// "friends": [{"id": 0}, {"id": 1}]
/// }, /// }"#, "$..friends[0]").unwrap();
/// "friends": [{"id": 0}, {"id": 1}] /// assert_eq!(ret, r#"[{"id":0},{"id":0}]"#);
/// });
/// let json_str = jsonpath::select_str(&serde_json::to_string(&json_obj).unwrap(), "$..friends[0]").unwrap();
/// let json: Value = serde_json::from_str(&json_str).unwrap();
/// let ret = json!([ {"id": 0}, {"id": 0} ]);
/// assert_eq!(json, ret);
/// ``` /// ```
pub fn select_str(json: &str, path: &str) -> result::Result<String, String> { pub fn select_str(json: &str, path: &str) -> result::Result<String, String> {
let ref_value: RefValue = serde_json::from_str(json).map_err(|e| format!("{:?}", e))?; let ref_value: RefValue = serde_json::from_str(json).map_err(|e| format!("{:?}", e))?;

1
src/ref_value/mod.rs
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@ -2,4 +2,3 @@ pub mod model;
mod convert; mod convert;
pub mod de; pub mod de;
pub mod ser; pub mod ser;
//mod utf8;