Struct Udf 

pub struct Udf {
    pub name: String,
    pub external: String,
    pub params: Vec<Formal>,
    pub result: Formal,
    pub pos: Pos,
}

A user-defined function as an invocation sees it.

Fields

name: String

external: String

params: Vec<Formal>

result: Formal

pos: Pos

Implementations

impl Udf

pub fn character_valued(&self) -> bool

Whether the function is alphanumeric or national, so its value can be reference-modified.

Trait Implementations

impl Clone for Udf

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Udf

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Eq for Udf

impl PartialEq for Udf

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for Udf