Struct fomoscript::Ctx

pub struct Ctx {
    pub ast: AST,
    pub variables: BTreeMap<String, N>,
    pub path: String,
}

Interpreter context, holds all state during execution.

Fields

ast: AST

variables: BTreeMap<String, N>

path: String

Implementations

impl Ctx

pub fn new(ast: AST) -> Ctx

pub fn get_n(&self, idx: NI) -> N

pub fn set_var_scoped(&mut self, name: &str, n: N)

pub fn set_var_absolute(&mut self, path: &str, n: N)

pub fn find_var(&self, name: &str) -> Option<(String, N)>

Find a variable declared in the scope, or any parent scope

returns the path and the variable value