Enum Value

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pub enum Value {
    Variable(String),
    Int(i32),
    Float(f64),
    String(String),
    Boolean(bool),
    Null,
    Enum(String),
    List(Vec<Value>),
    Object(Vec<(String, Value)>),
}
Expand description

The Value type represents available values you could give as an input.

Value: Variable | IntValue | FloatValue | StringValue | BooleanValue | NullValue | EnumValue | ListValue | ObjectValue

Detailed documentation can be found in GraphQL spec.

Variants§

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Variable(String)

Name of a variable example: varName

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Int(i32)

Int value example: 7

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Float(f64)

Float value example: 25.4

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String(String)

String value example: "My string"

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Boolean(bool)

Boolean value example: false

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Null

Null value example: null

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Enum(String)

Enum value example: "VARIANT_EXAMPLE"

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List(Vec<Value>)

List value example: [1, 2, 3]

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Object(Vec<(String, Value)>)

Object value example: { first: 1, second: 2 }

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 From<&str> for Value

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fn from(val: &str) -> Self

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

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fn from(val: String) -> Self

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

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fn from(val: bool) -> Self

Converts to this type from the input type.
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impl From<f32> for Value

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fn from(val: f32) -> Self

Converts to this type from the input type.
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impl From<f64> for Value

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fn from(val: f64) -> Self

Converts to this type from the input type.
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impl From<i16> for Value

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fn from(val: i16) -> Self

Converts to this type from the input type.
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impl From<i32> for Value

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fn from(val: i32) -> Self

Converts to this type from the input type.
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impl From<i64> for Value

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fn from(val: i64) -> Self

Converts to this type from the input type.
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impl From<i8> for Value

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fn from(val: i8) -> Self

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

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fn from(val: isize) -> Self

Converts to this type from the input type.
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impl From<u16> for Value

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fn from(val: u16) -> Self

Converts to this type from the input type.
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impl From<u32> for Value

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fn from(val: u32) -> Self

Converts to this type from the input type.
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impl From<u64> for Value

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fn from(val: u64) -> Self

Converts to this type from the input type.
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impl From<u8> for Value

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fn from(val: u8) -> Self

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

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fn from(val: usize) -> 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 TryFrom<DefaultValue> for Value

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fn try_from(node: DefaultValue) -> Result<Self, Self::Error>

Create an apollo-encoder node from an apollo-parser one.

§Errors

This returns an error if the apollo-parser tree is not valid. The error doesn’t have much context due to TryFrom API constraints: validate the parse tree before using TryFrom if granular errors are important to you.

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type Error = FromError

The type returned in the event of a conversion error.
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impl TryFrom<Value> for Value

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fn try_from(node: Value) -> Result<Self, Self::Error>

Create an apollo-encoder node from an apollo-parser one.

§Errors

This returns an error if the apollo-parser tree is not valid. The error doesn’t have much context due to TryFrom API constraints: validate the parse tree before using TryFrom if granular errors are important to you.

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type Error = FromError

The type returned in the event of a conversion error.
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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.