Struct ucglib::build::Builder

pub struct Builder {
    pub last: Option<Rc<Val>>,
    // some fields omitted
}

Handles building ucg code.

Fields

last: Option<Rc<Val>>

last is the result of the last statement.

Methods

impl Builder

pub fn new() -> Self

Constructs a new Builder.

pub fn new_with_scope(scope: HashMap<Positioned<String>, Rc<Val>>) -> Self

Constructs a new Builder with a provided scope.

pub fn new_with_env_and_scope(
    scope: HashMap<Positioned<String>, Rc<Val>>,
    env: Val
) -> Self

pub fn get_out_by_name(&self, name: &str) -> Option<Rc<Val>>

Returns a Val by name from previously built UCG.

pub fn build(&mut self, ast: &Vec<Statement>) -> Result<(), Box<Error>>

Builds a list of parsed UCG Statements.

pub fn eval_string(&mut self, input: &str) -> Result<Rc<Val>, Box<Error>>

pub fn build_file_string(&mut self, input: String) -> Result<(), Box<Error>>

Builds a string of ucg syntax.

pub fn build_file(&mut self, name: &str) -> Result<(), Box<Error>>

Builds a ucg file at the named path.

pub fn eval_expr(&self, expr: &Expression) -> Result<Rc<Val>, Box<Error>>

Trait Implementations