Enum cfg_expr::expr::lexer::Token

source ·
pub enum Token<'a> {
    Key(&'a str),
    Value(&'a str),
    Equals,
    All,
    Any,
    Not,
    OpenParen,
    CloseParen,
    Comma,
}
Expand description

Variants

Key(&'a str)

A single contiguous term

Value(&'a str)

A single continguous value, without its surrounding quotes

Equals

A ‘=’, joining a key and a value

All

Beginning of an all() predicate list

Any

Beginning of an any() predicate list

Not

Beginning of a not() predicate

OpenParen

A ( for starting a predicate list

CloseParen

A ) for ending a predicate list

Comma

A , for separating predicates in a predicate list

Trait Implementations

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
This method tests for self and other values to be equal, and is used by ==. Read more
This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason. 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

Returns the argument unchanged.

Calls U::from(self).

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

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.