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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 | 1x 1x 91x 91x 91x 91x 91x 91x 91x 97x 97x 96x 91x 91x | import type {Op} from '../json-patch/op';
import {xforms} from './transforms';
/**
* Takes array of proposed patches and transforms them against an array of
* already accepted patches.
*
* @param accepted Array of already accepted operations.
* @param proposed Array of proposed operations. Proposed operations are mutated inline.
* @param acceptedWins Whether accepted operation should win on when paths match exactly.
*
* @returns Array of transformed changes
*/
export const transform = (accepted: readonly Op[], proposed: readonly Op[]): readonly Op[] => {
const length = accepted.length;
for (let i = 0; i < length; i++) {
const against = accepted[i];
const transformFunction = (xforms as any)[against.op()];
if (transformFunction) {
const transformed: Op[] = [];
for (const op of proposed) {
const newOps = transformFunction(against, op);
if (Array.isArray(newOps)) transformed.push(...newOps);
else if (newOps) transformed.push(newOps);
}
proposed = transformed;
}
}
return proposed;
};
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