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FieldKind

Enum FieldKind 

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#[non_exhaustive]
pub enum FieldKind { Any, Enum(Vec<String>), EnumArray(Vec<String>), Object(ObjectSchema), ObjectArray(ObjectSchema), TaggedEnum(TaggedEnumSchema), TaggedEnumArray(TaggedEnumSchema), Integer, Number, Bool, String, }
Expand description

Expected shape of a single field value.

After a field’s name has been repaired, its FieldKind decides what repair (if any) is applied to the field’s value:

Values that don’t match the expected shape (e.g. a non-parseable string for FieldKind::Integer) are left untouched — no lossy repair is made.

This enum is #[non_exhaustive]: new repair kinds may be added in minor releases, so external match expressions need a wildcard arm.

Variants (Non-exhaustive)§

This enum is marked as non-exhaustive
Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.
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Any

No value repair; the value is left untouched.

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Enum(Vec<String>)

A string constrained to a closed set of values; fuzzy-corrected.

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EnumArray(Vec<String>)

An array of strings, each constrained to a closed set; fuzzy-corrected.

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Object(ObjectSchema)

A nested object repaired recursively with its own schema.

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ObjectArray(ObjectSchema)

An array of objects, each repaired recursively with the same schema.

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TaggedEnum(TaggedEnumSchema)

A nested tagged enum (discriminated union) repaired with its own TaggedEnumSchema: tag value, field names, and field values.

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TaggedEnumArray(TaggedEnumSchema)

An array of tagged enums, each repaired with the same schema (e.g. a list of DSL intents).

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Integer

Coerce string-encoded integers to numbers ("42"42).

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Number

Coerce string-encoded numbers to numbers ("4.2"4.2).

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Bool

Coerce string-encoded booleans to booleans ("true"true).

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String

Coerce scalar numbers / booleans to their string rendering (42"42").

Implementations§

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impl FieldKind

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pub fn enum_of<I, S>(values: I) -> Self
where I: IntoIterator<Item = S>, S: AsRef<str>,

Build an FieldKind::Enum from any iterator of string-likes.

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pub fn enum_array<I, S>(values: I) -> Self
where I: IntoIterator<Item = S>, S: AsRef<str>,

Build an FieldKind::EnumArray from any iterator of string-likes.

Trait Implementations§

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impl Clone for FieldKind

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fn clone(&self) -> FieldKind

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 FieldKind

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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 Default for FieldKind

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fn default() -> FieldKind

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

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fn eq(&self, other: &FieldKind) -> 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 FieldKind

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> 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 = 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.