Interface ExprAppContext

interface ExprAppContext {
    $column: string;
    $in: InputRecord;
    $out: Record<string, any>;
    $pending: Record<string, Promise<any>>;
    $row_number: number;
    $state: ImportState;
}

Properties

$column: string

The name of the column currently being computed

Row object Can be access either by column name $in['<column-name>'] or by column offset $in[1] .. $in[n]

$out: Record<string, any>

Output Row Object $out[string|number] allows access to another columns output

$pending: Record<string, Promise<any>>

Allow access to the pending output value of a particular column

$row_number: number

Row Number of current row

The Importer State