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This commit is contained in:
Leibale
2023-04-30 10:46:43 -04:00
parent 88333c01de
commit e04609cc3a
5 changed files with 77 additions and 414 deletions
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86
packages/client/lib/RESP/decoder.ts
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@@ -4,7 +4,7 @@ import { SimpleError, BlobError, ErrorReply } from '../errors';
import { Flags } from './types';
// https://github.com/redis/redis-specifications/blob/master/protocol/RESP3.md
export const TYPES = {
export const RESP_TYPES = {
NULL: 95, // _
BOOLEAN: 35, // #
NUMBER: 58, // :
@@ -35,7 +35,7 @@ const ASCII = {
} as const;
export const PUSH_FLAGS = {
[TYPES.BLOB_STRING]: Buffer
[RESP_TYPES.BLOB_STRING]: Buffer
};
// this was written with performance in mind, so it's not very readable... sorry :(
@@ -98,98 +98,98 @@ export class Decoder {
private _decodeTypeValue(type, chunk) {
switch (type) {
case TYPES.NULL:
case RESP_TYPES.NULL:
this._config.onReply(this._decodeNull());
return false;
case TYPES.BOOLEAN:
case RESP_TYPES.BOOLEAN:
return this._handleDecodedValue(
this._config.onReply,
this._decodeBoolean(chunk)
);
case TYPES.NUMBER:
case RESP_TYPES.NUMBER:
return this._handleDecodedValue(
this._config.onReply,
this._decodeNumber(chunk)
);
case TYPES.BIG_NUMBER:
case RESP_TYPES.BIG_NUMBER:
return this._handleDecodedValue(
this._config.onReply,
this._decodeBigNumber(
this._config.getFlags()[TYPES.BIG_NUMBER],
this._config.getFlags()[RESP_TYPES.BIG_NUMBER],
chunk
)
);
case TYPES.DOUBLE:
case RESP_TYPES.DOUBLE:
return this._handleDecodedValue(
this._config.onReply,
this._decodeDouble(
this._config.getFlags()[TYPES.DOUBLE],
this._config.getFlags()[RESP_TYPES.DOUBLE],
chunk
)
);
case TYPES.SIMPLE_STRING:
case RESP_TYPES.SIMPLE_STRING:
return this._handleDecodedValue(
this._config.onReply,
this._decodeSimpleString(
this._config.getFlags()[TYPES.SIMPLE_STRING],
this._config.getFlags()[RESP_TYPES.SIMPLE_STRING],
chunk
)
);
case TYPES.BLOB_STRING:
case RESP_TYPES.BLOB_STRING:
return this._handleDecodedValue(
this._config.onReply,
this._decodeBlobString(
this._config.getFlags()[TYPES.BLOB_STRING],
this._config.getFlags()[RESP_TYPES.BLOB_STRING],
chunk
)
);
case TYPES.VERBATIM_STRING:
case RESP_TYPES.VERBATIM_STRING:
return this._handleDecodedValue(
this._config.onReply,
this._decodeVerbatimString(
this._config.getFlags()[TYPES.VERBATIM_STRING],
this._config.getFlags()[RESP_TYPES.VERBATIM_STRING],
chunk
)
);
case TYPES.SIMPLE_ERROR:
case RESP_TYPES.SIMPLE_ERROR:
return this._handleDecodedValue(
this._config.onErrorReply,
this._decodeSimpleError(chunk)
);
case TYPES.BLOB_ERROR:
case RESP_TYPES.BLOB_ERROR:
return this._handleDecodedValue(
this._config.onErrorReply,
this._decodeBlobError(chunk)
);
case TYPES.ARRAY:
case RESP_TYPES.ARRAY:
return this._handleDecodedValue(
this._config.onReply,
this._decodeArray(this._config.getFlags(), chunk)
);
case TYPES.SET:
case RESP_TYPES.SET:
return this._handleDecodedValue(
this._config.onReply,
this._decodeSet(this._config.getFlags(), chunk)
);
case TYPES.MAP:
case RESP_TYPES.MAP:
return this._handleDecodedValue(
this._config.onReply,
this._decodeMap(this._config.getFlags(), chunk)
);
case TYPES.PUSH:
case RESP_TYPES.PUSH:
return this._handleDecodedValue(
this._config.onPush,
this._decodeArray(PUSH_FLAGS, chunk)
@@ -664,43 +664,43 @@ export class Decoder {
private _decodeNestedTypeValue(type, flags, chunk) {
switch (type) {
case TYPES.NULL:
case RESP_TYPES.NULL:
return this._decodeNull();
case TYPES.BOOLEAN:
case RESP_TYPES.BOOLEAN:
return this._decodeBoolean(chunk);
case TYPES.NUMBER:
case RESP_TYPES.NUMBER:
return this._decodeNumber(chunk);
case TYPES.BIG_NUMBER:
return this._decodeBigNumber(flags[TYPES.BIG_NUMBER], chunk);
case RESP_TYPES.BIG_NUMBER:
return this._decodeBigNumber(flags[RESP_TYPES.BIG_NUMBER], chunk);
case TYPES.DOUBLE:
return this._decodeDouble(flags[TYPES.DOUBLE], chunk);
case RESP_TYPES.DOUBLE:
return this._decodeDouble(flags[RESP_TYPES.DOUBLE], chunk);
case TYPES.SIMPLE_STRING:
return this._decodeSimpleString(flags[TYPES.SIMPLE_STRING], chunk);
case RESP_TYPES.SIMPLE_STRING:
return this._decodeSimpleString(flags[RESP_TYPES.SIMPLE_STRING], chunk);
case TYPES.BLOB_STRING:
return this._decodeBlobString(flags[TYPES.BLOB_STRING], chunk);
case RESP_TYPES.BLOB_STRING:
return this._decodeBlobString(flags[RESP_TYPES.BLOB_STRING], chunk);
case TYPES.VERBATIM_STRING:
return this._decodeVerbatimString(flags[TYPES.VERBATIM_STRING], chunk);
case RESP_TYPES.VERBATIM_STRING:
return this._decodeVerbatimString(flags[RESP_TYPES.VERBATIM_STRING], chunk);
case TYPES.SIMPLE_ERROR:
case RESP_TYPES.SIMPLE_ERROR:
return this._decodeSimpleError(chunk);
case TYPES.BLOB_ERROR:
case RESP_TYPES.BLOB_ERROR:
return this._decodeBlobError(chunk);
case TYPES.ARRAY:
case RESP_TYPES.ARRAY:
return this._decodeArray(flags, chunk);
case TYPES.SET:
case RESP_TYPES.SET:
return this._decodeSet(flags, chunk);
case TYPES.MAP:
case RESP_TYPES.MAP:
return this._decodeMap(flags, chunk);
}
}
@@ -805,7 +805,7 @@ export class Decoder {
}
private _decodeSetItems(length, flags, chunk) {
return flags[TYPES.SET] === Set ?
return flags[RESP_TYPES.SET] === Set ?
this._decodeSetAsSet(
new Set(),
length,
@@ -888,7 +888,7 @@ export class Decoder {
}
private _decodeMapItems(length, flags, chunk) {
switch (flags[TYPES.MAP]) {
switch (flags[RESP_TYPES.MAP]) {
case Map:
return this._decodeMapAsMap(
new Map(),
@@ -978,11 +978,11 @@ export class Decoder {
private _decodeMapKeyValue(type, flags, chunk) {
switch (type) {
// decode simple string map key as string (and not as buffer)
case TYPES.SIMPLE_STRING:
case RESP_TYPES.SIMPLE_STRING:
return this._decodeSimpleString(String, chunk);
// decode blob string map key as string (and not as buffer)
case TYPES.BLOB_STRING:
case RESP_TYPES.BLOB_STRING:
return this._decodeBlobString(String, chunk);
default: