fluidattacks-blends-domain 0.6.1

Blends functional core: pure AST graph to syntax graph (no_std)
Documentation 
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use crate::query::{match_ast, match_ast_group_d};
use crate::syntax::builders::try_statement::build_try_statement_node;
use crate::syntax::fields::java::{try_statement, try_with_resources_statement};
use crate::syntax::{SyntaxGraphArgs, SyntaxGraphError};
use crate::{CodeGraph, NodeId};

pub fn reader(
    args: &mut SyntaxGraphArgs<'_>,
    n_id: NodeId,
) -> Result<Option<NodeId>, SyntaxGraphError> {
    let block_node = match args.ast_graph.label_type(n_id) {
        Some("try_statement") => args.required_field_alt(n_id, try_statement::BODY)?,
        Some("try_with_resources_statement") => {
            args.required_field_alt(n_id, try_with_resources_statement::BODY)?
        }
        _ => return Err(SyntaxGraphError::UnexpectedAstShape),
    };
    let childs = match_ast(
        args.ast_graph,
        n_id,
        &["catch_clause", "finally_clause", "resource_specification"],
        None,
    );
    let catch_blocks = match_ast_group_d(args.ast_graph, n_id, "catch_clause", None);
    let try_block = childs.get("finally_clause").copied().flatten();
    let resource_specification = childs.get("resource_specification").copied().flatten();
    build_try_statement_node(
        args,
        n_id,
        block_node,
        &catch_blocks,
        try_block,
        resource_specification,
    )
    .map(Some)
}