pub enum Value {
    None,
    Bool(bool),
    Unsigned(u64),
    Signed(i64),
    Float(NotNan<f64>),
    Tuple(Box<[Value]>),
    Str(Box<str>),
    Bytes(Box<[u8]>),
}
Expand description

The general type for holding all kinds of values.

Variants§

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None

Expresses the absence of a value.

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Bool(bool)

A boolean value.

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Unsigned(u64)

An unsigned integer with 64 bits.

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Signed(i64)

A signed integer with 64 bits.

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Float(NotNan<f64>)

A double-precision floating-point number that is not NaN.

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Tuple(Box<[Value]>)

A tuple of Values.

The nested values can be of different type.

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Str(Box<str>)

A string that must be utf-8 encoded.

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Bytes(Box<[u8]>)

A slice of bytes.

Implementations§

Returns the interpreted values of an byte representation, if possible:

Arguments
  • ‘source’ - A byte slice that holds the value
  • ‘ty’ - the type of the interpretation

Trait Implementations§

The resulting type after applying the + operator.
Performs the + operation. Read more
The resulting type after applying the & operator.
Performs the & operation. Read more
The resulting type after applying the | operator.
Performs the | operation. Read more
The resulting type after applying the ^ operator.
Performs the ^ operation. Read more
Returns a copy of the value. Read more
Performs copy-assignment from source. Read more
Formats the value using the given formatter. Read more
Formats the value using the given formatter. Read more
The resulting type after applying the / operator.
Performs the / operation. Read more
Converts to this type from the input type.
Converts to this type from the input type.
Converts to this type from the input type.
Converts to this type from the input type.
Feeds this value into the given Hasher. Read more
Feeds a slice of this type into the given Hasher. Read more
The resulting type after applying the * operator.
Performs the * operation. Read more
The resulting type after applying the - operator.
Performs the unary - operation. Read more
The resulting type after applying the ! operator.
Performs the unary ! operation. Read more
This method returns an Ordering between self and other. Read more
Compares and returns the maximum of two values. Read more
Compares and returns the minimum of two values. Read more
Restrict a value to a certain interval. Read more
This method tests for self and other values to be equal, and is used by ==.
This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
This method returns an ordering between self and other values if one exists. Read more
This method tests less than (for self and other) and is used by the < operator. Read more
This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
This method tests greater than (for self and other) and is used by the > operator. Read more
This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more
The resulting type after applying the % operator.
Performs the % operation. Read more
The resulting type after applying the << operator.
Performs the << operation. Read more
The resulting type after applying the >> operator.
Performs the >> operation. Read more
The resulting type after applying the - operator.
Performs the - operation. Read more

Auto Trait Implementations§

Blanket Implementations§

Gets the TypeId of self. Read more
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more
Compare self to key and return true if they are equal.

Returns the argument unchanged.

Calls U::from(self).

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

Should always be Self
The resulting type after obtaining ownership.
Creates owned data from borrowed data, usually by cloning. Read more
Uses borrowed data to replace owned data, usually by cloning. Read more
Converts the given value to a String. Read more
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.