Enum Value

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pub enum Value {
    Fixnum(isize),
    String(Box<String>),
    Bool(bool),
    Null,
    Unspecified,
    Cons(Gc<[Value; 2]>),
    Symbol(Box<String>),
    PrimOp(&'static PrimOp),
    Closure(Box<Closure>),
    Exception(Box<Exception>),
}

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Fixnum(isize)

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String(Box<String>)

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Bool(bool)

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Null

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Unspecified

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Cons(Gc<[Value; 2]>)

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Symbol(Box<String>)

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PrimOp(&'static PrimOp)

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Closure(Box<Closure>)

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Exception(Box<Exception>)

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impl Value

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pub fn into_result(self) -> Result<Value, Box<Exception>>

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pub fn list<I>(_elts: I) -> Self
where I: IntoIterator, I::Item: Into<Value>,

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pub fn number<T>(n: T) -> Self
where T: Into<isize>,

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pub fn as_fixnum(&self) -> Option<isize>

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pub fn is_true(&self) -> bool

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pub fn to_datum(&self) -> Option<Value>

Trait Implementations§

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impl Clone for Value

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fn clone(&self) -> Value

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Value

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Display for Value

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Finalize for Value

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impl From<&Value> for Value

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fn from(v: &Value) -> Self

Converts to this type from the input type.
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impl<'a> From<&'a str> for Value

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fn from(s: &'a str) -> Self

Converts to this type from the input type.
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impl From<Box<Exception>> for Value

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fn from(e: Box<Exception>) -> Self

Converts to this type from the input type.
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impl From<bool> for Value

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fn from(b: bool) -> Self

Converts to this type from the input type.
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impl PartialEq for Value

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fn eq(&self, other: &Value) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Trace for Value

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unsafe fn trace(&self)

Marks all contained Gcs.
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unsafe fn root(&self)

Increments the root-count of all contained Gcs.
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unsafe fn unroot(&self)

Decrements the root-count of all contained Gcs.
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fn finalize_glue(&self)

Runs Finalize::finalize() on this object and all contained subobjects
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impl StructuralPartialEq for Value

Auto Trait Implementations§

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impl !Freeze for Value

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impl !RefUnwindSafe for Value

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impl !Send for Value

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impl !Sync for Value

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impl Unpin for Value

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impl !UnwindSafe for Value

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.