Function call_module

plugins/ast/python/src/lib.rs:573–581

Leading dotted segment: `models.CharField` -> "models", bare `Column` -> None.

(func: &Expression)

/// Leading dotted segment: `models.CharField` -> "models", bare `Column` -> None.
fn call_module(func: &Expression) -> Option<String> {
    if let Expression::Attribute(AttributeExpression { value, .. }) = func {
        if let Expression::Name(NameExpression { id, .. }) = &**value {
            return Some(id.to_string());
        }
    }

    None
}

/// Render a dotted name expression: `models.Model` -> "models.Model", `Base` -> "Base".
fn dotted(expression: &Expression) -> Option<String> {