Function resolveTransitiveImportsInternal

packages/language/src/utils.ts:457–482

(
    documents: LangiumDocuments,
    model: Model,
    initialModel = model,
    visited: Set<string> = new Set(),
    models: Set<Model> = new Set(),
)

}

function resolveTransitiveImportsInternal(
    documents: LangiumDocuments,
    model: Model,
    initialModel = model,
    visited: Set<string> = new Set(),
    models: Set<Model> = new Set(),
) {
    const doc = AstUtils.getDocument(model);
    const initialDoc = AstUtils.getDocument(initialModel);

    if (initialDoc.uri.fsPath.toLowerCase() !== doc.uri.fsPath.toLowerCase()) {
        models.add(model);
    }

    const normalizedPath = doc.uri.fsPath.toLowerCase();
    if (!visited.has(normalizedPath)) {
        visited.add(normalizedPath);
        for (const imp of model.imports) {
            const importedModel = resolveImport(documents, imp);
            if (importedModel) {
                resolveTransitiveImportsInternal(documents, importedModel, initialModel, visited, models);
            }
        }
    }
    return Array.from(models);
}

/**
 * Resolves the given import and returns the imported model. Returns `undefined`