[−][src]Struct gluon_vm::api::de::De
Getable
wrapper which extracts T
by deserializing it into a rust value.
Struct
#[macro_use] extern crate serde_derive; #[macro_use] extern crate gluon_vm; use gluon::{Thread, ThreadExt, new_vm}; use gluon::base::types::ArcType; use gluon::vm::api::VmType; use gluon::vm::api::de::De; #[derive(Debug, PartialEq, Deserialize)] struct Vec2 { x: f64, y: f64 } impl VmType for Vec2 { type Type = Self; fn make_type(thread: &Thread) -> ArcType { field_decl!{ x, y } type T = record_type! { x => f64, y => f64 }; T::make_type(thread) } } let thread = new_vm(); let (De(vec), _) = thread .run_expr::<De<Vec2>>("test", "{ x = 1.0, y = 2.0 }") .unwrap_or_else(|err| panic!("{}", err)); assert_eq!(vec, Vec2 { x: 1.0, y: 2.0 });
Enum
#[macro_use] extern crate serde_derive; use gluon::{Thread, ThreadExt, new_vm}; use gluon::base::types::ArcType; use gluon::vm::api::VmType; use gluon::vm::api::de::De; #[derive(Debug, PartialEq, Deserialize)] enum Enum { A(i32), B { string: String, test: f64 }, } impl VmType for Enum { type Type = Self; fn make_type(thread: &Thread) -> ArcType { // Use the enum type declared in gluon thread.find_type_info("test.Enum").unwrap().into_type() } } let thread = new_vm(); thread .load_script( "test", r#" type Enum = | A Int | B { string : String, test : Float } in { Enum } "#, ) .unwrap_or_else(|err| panic!("{}", err)); let (De(enum_), _) = thread .run_expr::<De<Enum>>( "test", r#" let { Enum } = import! "test" in A 123 "#, ) .unwrap_or_else(|err| panic!("{}", err)); assert_eq!(enum_, Enum::A(123)); // The field names of record variants are ignored so make sure the fields are declared correctly let (De(enum_), _) = thread .run_expr::<De<Enum>>( "test", r#" let { Enum } = import! "test" in B { string = "abc", test = 3.14 } "#, ) .unwrap_or_else(|err| panic!("{}", err)); assert_eq!( enum_, Enum::B { string: "abc".to_string(), test: 3.14, } );
Trait Implementations
impl<'vm, 'value, T> Getable<'vm, 'value> for De<T> where
T: VmType,
T: DeserializeOwned,
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T: VmType,
T: DeserializeOwned,
type Proxy = Variants<'value>
fn to_proxy(_vm: &'vm Thread, value: Variants<'value>) -> Result<Self::Proxy>
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fn from_proxy(vm: &'vm Thread, proxy: &'value mut Self::Proxy) -> Self
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fn from_value(thread: &'vm Thread, value: Variants<'value>) -> Self
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impl<T> VmType for De<T> where
T: VmType,
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T: VmType,
Auto Trait Implementations
impl<T> RefUnwindSafe for De<T> where
T: RefUnwindSafe,
T: RefUnwindSafe,
impl<T> Send for De<T> where
T: Send,
T: Send,
impl<T> Sync for De<T> where
T: Sync,
T: Sync,
impl<T> Unpin for De<T> where
T: Unpin,
T: Unpin,
impl<T> UnwindSafe for De<T> where
T: UnwindSafe,
T: UnwindSafe,
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Any for T where
T: Any,
T: Any,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<'_, T> Captures<'_> for T
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impl<Choices> CoproductSubsetter<CNil, HNil> for Choices
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type Remainder = Choices
fn subset(
self
) -> Result<CNil, <Choices as CoproductSubsetter<CNil, HNil>>::Remainder>
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self
) -> Result<CNil, <Choices as CoproductSubsetter<CNil, HNil>>::Remainder>
impl<T> Downcast for T where
T: Any,
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T: Any,
fn into_any(self: Box<T>) -> Box<dyn Any + 'static>
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>
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fn as_any(&self) -> &(dyn Any + 'static)
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
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impl<T> DowncastArc for T where
T: Downcast + Send + Sync,
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T: Downcast + Send + Sync,
impl<T> DowncastSync for T where
T: Send + Sync + Any,
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T: Send + Sync + Any,
impl<T> From<T> for T
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impl<D, T> FromPtr<D> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U, I> LiftInto<U, I> for T where
U: LiftFrom<T, I>,
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U: LiftFrom<T, I>,
impl<Source> Sculptor<HNil, HNil> for Source
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impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,