| 518 | } |
| 519 | |
| 520 | function parseTransform(x) { |
| 521 | return { |
| 522 | undefined: x.undefined, |
| 523 | column: { |
| 524 | from: typeof x.column === 'function' ? x.column : x.column && x.column.from, |
| 525 | to: x.column && x.column.to |
| 526 | }, |
| 527 | value: { |
| 528 | from: typeof x.value === 'function' ? x.value : x.value && x.value.from, |
| 529 | to: x.value && x.value.to |
| 530 | }, |
| 531 | row: { |
| 532 | from: typeof x.row === 'function' ? x.row : x.row && x.row.from, |
| 533 | to: x.row && x.row.to |
| 534 | } |
| 535 | } |
| 536 | } |
| 537 | |
| 538 | function parseUrl(url) { |
| 539 | if (!url || typeof url !== 'string') |