@polkadot/types/interfaces/blockbuilder/runtime.js

Implementation of the Parity codec

const BB_V2_TO_V4 = {
    // this was removed after V4
    random_seed: {
        description: 'Generate a random seed.',
        params: [],
        type: 'Hash'
    }
};
const BB_V2_TO_V5 = {
    apply_extrinsic: {
        description: 'Apply the given extrinsic.',
        params: [
            {
                name: 'extrinsic',
                type: 'Extrinsic'
            }
        ],
        type: 'ApplyExtrinsicResultPre6'
    }
};
const BB_V2_TO_V6 = {
    check_inherents: {
        description: 'Check that the inherents are valid.',
        params: [
            {
                name: 'block',
                type: 'Block'
            },
            {
                name: 'data',
                type: 'InherentData'
            }
        ],
        type: 'CheckInherentsResult'
    },
    inherent_extrinsics: {
        description: 'Generate inherent extrinsics.',
        params: [
            {
                name: 'inherent',
                type: 'InherentData'
            }
        ],
        type: 'Vec<Extrinsic>'
    }
};
const BB_V3_TO_V6 = {
    // renamed in v3 from finalize_block
    finalize_block: {
        description: 'Finish the current block.',
        params: [],
        type: 'Header'
    }
};
export const runtime = {
    BlockBuilder: [
        {
            methods: {
                apply_extrinsic: {
                    description: 'Apply the given extrinsic.',
                    params: [
                        {
                            name: 'extrinsic',
                            type: 'Extrinsic'
                        }
                    ],
                    type: 'ApplyExtrinsicResult'
                },
                ...BB_V2_TO_V6,
                ...BB_V3_TO_V6
            },
            version: 6
        },
        {
            methods: {
                // apply_extrinsic result changed in 6
                ...BB_V2_TO_V5,
                ...BB_V2_TO_V6,
                ...BB_V3_TO_V6
            },
            version: 5
        },
        {
            methods: {
                // random_seed removed
                ...BB_V2_TO_V4,
                ...BB_V2_TO_V5,
                ...BB_V2_TO_V6,
                ...BB_V3_TO_V6
            },
            version: 4
        },
        {
            methods: {
                // finalize_block renamed
                ...BB_V2_TO_V4,
                ...BB_V2_TO_V6,
                ...BB_V3_TO_V6
            },
            version: 3
        },
        {
            methods: {
                finalise_block: {
                    description: 'Finish the current block.',
                    params: [],
                    type: 'Header'
                },
                ...BB_V2_TO_V4,
                ...BB_V2_TO_V6
            },
            version: 2
        }
    ]
};