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Read

Enum Read 

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pub enum Read {
    Null,
    Bool(bool),
    Number(String),
    Text(String),
    Array(Vec<Read>),
    Object(BTreeMap<String, Read>),
}
Expand description

A value of a document, read.

Variants§

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Null

The null of the format.

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Bool(bool)

A truth value.

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Number(String)

A number, kept as the text of it: the format has no limit on the digits, and a report asks a number for what it is and not for how it is spelled.

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Text(String)

A text.

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Array(Vec<Read>)

An array.

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Object(BTreeMap<String, Read>)

An object, in the order of the names it arrived in.

Implementations§

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impl Read

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pub fn get(&self, name: &str) -> Option<&Read>

The value under a name, when this one is an object that has it.

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pub fn at(&self, place: usize) -> Option<&Read>

The value at a place, when this one is an array that has it.

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pub fn array(&self) -> &[Read]

The values of an array.

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pub fn names(&self) -> Vec<&str>

The names of the members of an object, in the order of the document.

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pub fn as_str(&self) -> Option<&str>

The text of the value, when it is a text.

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pub fn field_text(&self, name: &str) -> Option<&str>

The text under a name, when the member is a text.

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pub fn as_i64(&self) -> Option<i64>

The value as a whole number.

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pub fn as_bool(&self) -> Option<bool>

The value as a truth value.

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pub fn is_number(&self) -> bool

Whether the value is a number of any kind.

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pub fn is_string(&self) -> bool

Whether the value is a text.

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pub fn is_null(&self) -> bool

Whether the value is null.

Trait Implementations§

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impl Clone for Read

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

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

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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 PartialEq for Read

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for Read

Auto Trait Implementations§

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impl Forget for Read

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impl Freeze for Read

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impl RefUnwindSafe for Read

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impl Send for Read

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impl Sync for Read

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impl Unpin for Read

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impl UnsafeUnpin for Read

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impl UnwindSafe for Read

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, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

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

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.