fluidattacks-blends-domain 0.6.1

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
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//! Counterpart of `blends/syntax/builders/import_statement.py` (the
//! `StackGraph` definition marking is excluded: the migration covers only
//! AST, Syntax and CFG).

use alloc::string::String;

use crate::syntax::SyntaxGraphArgs;
use crate::syntax::SyntaxNode;
use crate::NodeId;

pub struct ImportElement {
    pub expression: Option<String>,
    pub alias: Option<String>,
    pub method_name: Option<String>,
    pub corrected_n_id: Option<NodeId>,
}

impl ImportElement {
    fn node(&self) -> SyntaxNode {
        SyntaxNode::Import {
            expression: self.expression.clone(),
            alias: self.alias.clone(),
            method_name: self.method_name.clone(),
            import_type: None,
        }
    }
}

#[allow(
    dead_code,
    reason = "wired when a consuming language reader lands, #26623"
)]
pub fn build_import_statement_node(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
    imported_elements: &[ImportElement],
) -> NodeId {
    if let [element] = imported_elements {
        args.syntax_graph.add_node(n_id, element.node());
    } else {
        args.syntax_graph.add_node(
            n_id,
            SyntaxNode::Import {
                expression: None,
                alias: None,
                method_name: None,
                import_type: Some(String::from("multiple_import")),
            },
        );
        for element in imported_elements {
            if let Some(corrected_n_id) = element.corrected_n_id {
                args.syntax_graph.add_node(corrected_n_id, element.node());
                args.syntax_graph.add_ast_edge(n_id, corrected_n_id);
            }
        }
    }

    n_id
}