export function toSchemaName()

in packages/dynamodb-data-marshaller/src/toSchemaName.ts [5:39]

• 33 lines of code
• 9 McCabe index (conditional complexity)

export function toSchemaName(
    path: AttributePath|string,
    schema: Schema
): AttributePath {
    if (typeof path === 'string') {
        path = new AttributePath(path);
    }
    const elements = path.elements.map(el => ({...el}));

    let cursor: SchemaType = {
        type: 'Document',
        members: schema
    };
    for (const element of elements) {
        if (
            element.type === 'AttributeName' &&
            cursor &&
            cursor.type === 'Document'
        ) {
            const {name} = element;
            element.name = getSchemaName(name, cursor.members);
            cursor = cursor.members[name];
        } else if (
            element.type === 'ListIndex' &&
            cursor &&
            cursor.type === 'List'
        ) {
            cursor = (cursor as any).memberType;
        } else {
            break;
        }
    }

    return new AttributePath(elements);
}