# dot\_json [](https://travis-ci.org/prewk/dot_json)
Utilities for working with `serde_json::Map` structures as "dot maps".
```
[dependencies]
dot_json = "0.2"
```
## value\_to\_dot
See also: [https://github.com/serde-rs/json#constructing-json-values](https://github.com/serde-rs/json#constructing-json-values)
```rust
#[macro_use]
extern crate serde_json;
extern crate dot_json;
use dot_json::value_to_dot;
use serde_json::{Map, Value};
fn main() {
let obj = json!({
"foo": "Lorem ipsum",
"bar": [123, null, { "baz": "Dolor sit amet" }],
"qux": {
"deep": {
"one": true,
"two": false,
}
}
});
let obj_dot = value_to_dot(&obj);
// obj_dot is now: {
// "foo": "Lorem ipsum",
// "bar.0": 123,
// "bar.1": null,
// "bar.2.baz": "Dolor sit amet",
// "qux.deep.one": true,
// "qux.deep.two": false
// }
assert_eq!(Value::Null, obj_dot["bar.1"]);
assert_eq!(Value::Bool(false), obj_dot["qux.deep.two"]);
let arr = json!([
{ "foo", false },
null
]);
let arr_dot = value_to_dot(&arr);
assert_eq!(Value::Bool(false), arr["0.foo"]);
assert_eq!(Value::Null, arr["1"]);
}
```
## map\_to\_dot\_map
Used by `value_to_dot` and `arr_to_dot_map` to convert deep `serde_json::Map` to shallow dot maps.
## arr\_to\_dot\_map
Used by `value_to_dot` to convert deep `serde_json::Value::Array` vectors to shallow dot maps.