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StructMap

Struct StructMap 

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pub struct StructMap { /* private fields */ }
Expand description

A map of named fields with typed values.

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impl StructMap

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pub fn new() -> Self

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pub fn declare(&mut self, name: &str)

Declare a field name (optional schema enforcement).

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pub fn set(&mut self, name: &str, val: FieldVal)

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

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pub fn remove(&mut self, name: &str) -> bool

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pub fn contains(&self, name: &str) -> bool

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pub fn field_count(&self) -> usize

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pub fn is_empty(&self) -> bool

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pub fn field_names(&self) -> Vec<String>

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

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pub fn get_int(&self, name: &str) -> Option<i64>

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pub fn get_float(&self, name: &str) -> Option<f32>

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

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pub fn missing_declared(&self) -> Vec<String>

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pub fn clear(&mut self)

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impl Default for StructMap

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fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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> 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> Same for T

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type Output = T

Should always be Self
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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.