Struct Record 

pub struct Record {
    pub name: String,
    pub fields: RefCell<Vec<(String, Value)>>,
    /* private fields */
}

A value of a struct the program declares itself: its fields, which methods can change.

Fields

name: String

The struct’s name.

fields: RefCell<Vec<(String, Value)>>

Its fields, in the order written; a tuple struct’s are named 0, 1, …

Implementations

impl Record

pub fn field(&self, name: &str) -> Option<Value>

The value of a field.

pub fn has_method(&self, name: &str) -> bool

Whether the program gave its type a method of this name, in any impl block.

pub fn call_method( this: &Rc<Self>, name: &str, arguments: Vec<Value>, ) -> Result<Value, LiveError>

Calls a method the program gave its type, with this as the receiver.

Trait Implementations

impl Debug for Record

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

Formats the value using the given formatter.