@effect-ts/system/_mjs/Collections/Immutable/Chunk/api/dedupe.mjs

Effect-TS is a zero dependency set of libraries to write highly productive, purely functional TypeScript at scale.

// ets_tracing: off
import * as St from "../../../../Structural/index.mjs";
import * as Chunk from "../core.mjs";
import * as forEach from "./forEach.mjs";
/**
 * Deduplicates adjacent elements that are identical.
 */

export function dedupe(chunk) {
  const builder = Chunk.builder();
  let lastA = null;
  forEach.forEach_(chunk, a => {
    if (!St.equals(lastA, a)) {
      builder.append(a);
      lastA = a;
    }
  });
  return builder.build();
}
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