Struct mz_expr_test_util::Scope

pub(crate) struct Scope {
    pub(crate) objects: BTreeMap<String, (Id, RelationType)>,
    pub(crate) names: BTreeMap<Id, String>,
}

Stores the values of let statements that way they can be accessed in the body of the let.

Fields

objects: BTreeMap<String, (Id, RelationType)>

names: BTreeMap<Id, String>

Implementations

impl Scope

pub(crate) fn insert( &mut self, name: &str, typ: RelationType, ) -> (LocalId, Option<(Id, RelationType)>)

pub(crate) fn set(&mut self, name: &str, id: Id, typ: RelationType)

pub(crate) fn remove(&mut self, name: &str)

pub(crate) fn get(&self, name: &str) -> Option<(Id, RelationType)>

pub(crate) fn iter(&self) -> impl Iterator<Item = (&String, &RelationType)>

Trait Implementations

impl Debug for Scope

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

Formats the value using the given formatter.

impl Default for Scope

fn default() -> Scope

Returns the “default value” for a type.