@lodestar/beacon-node/lib/chain/blocks/blockInput/utils.js

A Typescript implementation of the beacon chain

import { isForkPostDeneb } from "@lodestar/params";
import { computeEpochAtSlot } from "@lodestar/state-transition";
import { BlobsSource, BlockSource as BlockSourceOld } from "../types.js";
import { BlockInputSource as BlockSource } from "./types.js";
export function isDaOutOfRange(config, forkName, blockSlot, currentEpoch) {
    if (!isForkPostDeneb(forkName)) {
        return true;
    }
    return computeEpochAtSlot(blockSlot) < currentEpoch - config.MIN_EPOCHS_FOR_BLOB_SIDECARS_REQUESTS;
}
export function convertNewToOldBlockSource(source) {
    switch (source) {
        case BlockSource.api:
            return BlockSourceOld.api;
        case BlockSource.byRoot:
            return BlockSourceOld.byRoot;
        case BlockSource.byRange:
            return BlockSourceOld.byRange;
        default:
            return BlockSourceOld.gossip;
    }
}
export function convertNewToOldBlobSource(source) {
    switch (source) {
        case BlockSource.api:
            return BlobsSource.api;
        case BlockSource.byRoot:
            return BlobsSource.byRoot;
        case BlockSource.byRange:
            return BlobsSource.byRange;
        default:
            return BlobsSource.gossip;
    }
}
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