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Use little endian encoding for uint32 in semantic tokens dto

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This commit is contained in:
Alex Dima
2020-03-24 10:18:24 +01:00
parent 7320a04ba0
commit c952ac25a9
2 changed files with 48 additions and 21 deletions
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34
src/vs/workbench/api/common/shared/semanticTokensDto.ts
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@@ -27,26 +27,26 @@ const enum EncodedSemanticTokensType {
export function encodeSemanticTokensDto(semanticTokens: ISemanticTokensDto): VSBuffer {
const buff = VSBuffer.alloc(encodeSemanticTokensDtoSize(semanticTokens));
let offset = 0;
buff.writeUInt32BE(semanticTokens.id, offset); offset += 4;
buff.writeUInt32LE(semanticTokens.id, offset); offset += 4;
if (semanticTokens.type === 'full') {
buff.writeUInt8(EncodedSemanticTokensType.Full, offset); offset += 1;
buff.writeUInt32BE(semanticTokens.data.length, offset); offset += 4;
buff.writeUInt32LE(semanticTokens.data.length, offset); offset += 4;
for (const uint of semanticTokens.data) {
buff.writeUInt32BE(uint, offset); offset += 4;
buff.writeUInt32LE(uint, offset); offset += 4;
}
} else {
buff.writeUInt8(EncodedSemanticTokensType.Delta, offset); offset += 1;
buff.writeUInt32BE(semanticTokens.deltas.length, offset); offset += 4;
buff.writeUInt32LE(semanticTokens.deltas.length, offset); offset += 4;
for (const delta of semanticTokens.deltas) {
buff.writeUInt32BE(delta.start, offset); offset += 4;
buff.writeUInt32BE(delta.deleteCount, offset); offset += 4;
buff.writeUInt32LE(delta.start, offset); offset += 4;
buff.writeUInt32LE(delta.deleteCount, offset); offset += 4;
if (delta.data) {
buff.writeUInt32BE(delta.data.length, offset); offset += 4;
buff.writeUInt32LE(delta.data.length, offset); offset += 4;
for (const uint of delta.data) {
buff.writeUInt32BE(uint, offset); offset += 4;
buff.writeUInt32LE(uint, offset); offset += 4;
}
} else {
buff.writeUInt32BE(0, offset); offset += 4;
buff.writeUInt32LE(0, offset); offset += 4;
}
}
}
@@ -76,13 +76,13 @@ function encodeSemanticTokensDtoSize(semanticTokens: ISemanticTokensDto): number
export function decodeSemanticTokensDto(buff: VSBuffer): ISemanticTokensDto {
let offset = 0;
const id = buff.readUInt32BE(offset); offset += 4;
const id = buff.readUInt32LE(offset); offset += 4;
const type: EncodedSemanticTokensType = buff.readUInt8(offset); offset += 1;
if (type === EncodedSemanticTokensType.Full) {
const length = buff.readUInt32BE(offset); offset += 4;
const length = buff.readUInt32LE(offset); offset += 4;
const data = new Uint32Array(length);
for (let j = 0; j < length; j++) {
data[j] = buff.readUInt32BE(offset); offset += 4;
data[j] = buff.readUInt32LE(offset); offset += 4;
}
return {
id: id,
@@ -90,17 +90,17 @@ export function decodeSemanticTokensDto(buff: VSBuffer): ISemanticTokensDto {
data: data
};
}
const deltaCount = buff.readUInt32BE(offset); offset += 4;
const deltaCount = buff.readUInt32LE(offset); offset += 4;
let deltas: { start: number; deleteCount: number; data?: Uint32Array; }[] = [];
for (let i = 0; i < deltaCount; i++) {
const start = buff.readUInt32BE(offset); offset += 4;
const deleteCount = buff.readUInt32BE(offset); offset += 4;
const length = buff.readUInt32BE(offset); offset += 4;
const start = buff.readUInt32LE(offset); offset += 4;
const deleteCount = buff.readUInt32LE(offset); offset += 4;
const length = buff.readUInt32LE(offset); offset += 4;
let data: Uint32Array | undefined;
if (length > 0) {
data = new Uint32Array(length);
for (let j = 0; j < length; j++) {
data[j] = buff.readUInt32BE(offset); offset += 4;
data[j] = buff.readUInt32LE(offset); offset += 4;
}
}
deltas[i] = { start, deleteCount, data };