diff options
Diffstat (limited to 'node_modules/capnp-ts/src/serialization/arena/arena.ts')
| -rw-r--r-- | node_modules/capnp-ts/src/serialization/arena/arena.ts | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/node_modules/capnp-ts/src/serialization/arena/arena.ts b/node_modules/capnp-ts/src/serialization/arena/arena.ts new file mode 100644 index 0000000..1c88859 --- /dev/null +++ b/node_modules/capnp-ts/src/serialization/arena/arena.ts @@ -0,0 +1,60 @@ +/** + * @author jdiaz5513 + */ + +import initTrace from "debug"; +import { assertNever } from "../../errors"; +import { Segment } from "../segment"; +import { AnyArena } from "./any-arena"; +import { ArenaAllocationResult } from "./arena-allocation-result"; +import { ArenaKind } from "./arena-kind"; +import { MultiSegmentArena } from "./multi-segment-arena"; +import { SingleSegmentArena } from "./single-segment-arena"; + +const trace = initTrace("capnp:arena"); +trace("load"); + +export abstract class Arena { + static readonly allocate = allocate; + static readonly getBuffer = getBuffer; + static readonly getNumSegments = getNumSegments; +} + +export function allocate(minSize: number, segments: Segment[], a: AnyArena): ArenaAllocationResult { + switch (a.kind) { + case ArenaKind.MULTI_SEGMENT: + return MultiSegmentArena.allocate(minSize, a); + + case ArenaKind.SINGLE_SEGMENT: + return SingleSegmentArena.allocate(minSize, segments, a); + + default: + return assertNever(a); + } +} + +export function getBuffer(id: number, a: AnyArena): ArrayBuffer { + switch (a.kind) { + case ArenaKind.MULTI_SEGMENT: + return MultiSegmentArena.getBuffer(id, a); + + case ArenaKind.SINGLE_SEGMENT: + return SingleSegmentArena.getBuffer(id, a); + + default: + return assertNever(a); + } +} + +export function getNumSegments(a: AnyArena): number { + switch (a.kind) { + case ArenaKind.MULTI_SEGMENT: + return MultiSegmentArena.getNumSegments(a); + + case ArenaKind.SINGLE_SEGMENT: + return SingleSegmentArena.getNumSegments(); + + default: + return assertNever(a); + } +} |
