async-graphql/src/scalars/bool.rs
2020-03-04 10:38:07 +08:00

30 lines
669 B
Rust

use crate::{Result, Scalar, Value};
impl Scalar for bool {
fn type_name() -> &'static str {
"Boolean"
}
fn description() -> Option<&'static str> {
Some("The `Boolean` scalar type represents `true` or `false`.")
}
fn parse(value: &Value) -> Option<Self> {
match value {
Value::Boolean(n) => Some(*n),
_ => None,
}
}
fn parse_from_json(value: &serde_json::Value) -> Option<Self> {
match value {
serde_json::Value::Bool(n) => Some(*n),
_ => None,
}
}
fn to_json(&self) -> Result<serde_json::Value> {
Ok((*self).into())
}
}