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

An Expression is the top node of a parsed AST.

It can be compile()d or eval()d.

Trait Implementations

Turns a parsed Expression into a compiled Instruction. Read more

Formats the value using the given formatter. Read more

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

Don’t call this directly. Use var_names() instead. Read more

Evaluate this Expression/Instruction and return an f64. Read more

Returns a list of variables and custom functions that are used by this Expression/Instruction.

This method tests for self and other values to be equal, and is used by ==. Read more

This method tests for !=.

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 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.