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[TS] Refactor away circular ref (#7099)

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This commit is contained in:
Björn Harrtell
2022-02-11 18:40:09 +01:00
committed by GitHub
parent b300691336
commit 48befb6bef
2 changed files with 9 additions and 10 deletions
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11
ts/flexbuffers/reference.ts
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@@ -1,13 +1,13 @@
import { fromByteWidth } from './bit-width-util.js'
import { ValueType } from './value-type.js'
import { isNumber, isIndirectNumber, isAVector, fixedTypedVectorElementSize, isFixedTypedVector, isTypedVector, typedVectorElementType, packedType, fixedTypedVectorElementType } from './value-type-util.js'
import { indirect, keyForIndex, keyIndex, readFloat, readInt, readUInt, valueForIndexWithKey } from './reference-util.js'
import { indirect, keyForIndex, keyIndex, readFloat, readInt, readUInt } from './reference-util.js'
import { fromUTF8Array } from './flexbuffers-util.js';
import { BitWidth } from './bit-width.js';
export function toReference(buffer: ArrayBuffer): Reference {
const len = buffer.byteLength;
if (len < 3) {
throw "Buffer needs to be bigger than 3";
}
@@ -21,6 +21,13 @@ export function toReference(buffer: ArrayBuffer): Reference {
return new Reference(dataView, offset, parentWidth, packedType, "/")
}
function valueForIndexWithKey(index: number, key: string, dataView: DataView, offset: number, parentWidth: number, byteWidth: number, length: number, path: string): Reference {
const _indirect = indirect(dataView, offset, parentWidth);
const elementOffset = _indirect + index * byteWidth;
const packedType = dataView.getUint8(_indirect + length * byteWidth + index);
return new Reference(dataView, elementOffset, fromByteWidth(byteWidth), packedType, `${path}/${key}`)
}
export class Reference {
private readonly byteWidth: number
private readonly valueType: ValueType