tiny.closure.Capacity

1pub const Capacity = struct {2    nodes: usize,3    edges: usize,4    artifacts: usize,5    ranges: usize,6    digests: usize,7    provenance_parents: usize,8    source_records: usize,9    build_records: usize,10    authorities: usize,11    lineage_references: usize,12    service_descriptors: usize,13    residual_roots: usize,14    claims: usize,15    claim_nodes: usize,16    receipt_bytes: usize,17    projection_steps_max: usize,18    receipt_rows_max: usize,19    layout: Layout,20    storage_bytes: usize,2122    pub const DeriveError: type = CapacityError;2324    pub fn derive(requested: Limits) DeriveError!Capacity {25        try validate(requested);26        const layout = try deriveLayout(requested);27        const projection_steps = project.maximumWork(.{28            .nodes = requested.nodes,29            .edges = requested.edges,30            .artifacts = requested.artifacts,31            .ranges = requested.ranges,32            .digests = requested.digests,33            .provenance_parents = requested.provenance_parents,34            .source_records = requested.source_records,35            .build_records = requested.build_records,36            .authorities = requested.authorities,37            .lineage_references = requested.lineage_references,38            .service_descriptors = requested.service_descriptors,39            .residual_roots = requested.residual_roots,40            .claims = requested.claims,41            .claim_nodes = requested.claim_nodes,42        }) catch return error.CapacityArithmeticOverflow;43        return .{44            .nodes = requested.nodes,45            .edges = requested.edges,46            .artifacts = requested.artifacts,47            .ranges = requested.ranges,48            .digests = requested.digests,49            .provenance_parents = requested.provenance_parents,50            .source_records = requested.source_records,51            .build_records = requested.build_records,52            .authorities = requested.authorities,53            .lineage_references = requested.lineage_references,54            .service_descriptors = requested.service_descriptors,55            .residual_roots = requested.residual_roots,56            .claims = requested.claims,57            .claim_nodes = requested.claim_nodes,58            .receipt_bytes = requested.receipt_bytes,59            .projection_steps_max = projection_steps,60            .receipt_rows_max = try receiptRows(requested),61            .layout = layout,62            .storage_bytes = layout.storage_bytes,63        };64    }65};

1pub const Capacity = limits.Capacity;