a7624806b2
This upgrade came with a number of new lints that needed to be fixed across the code base. Primarily: explicit return types on functions, and explicit visibility modifiers on class members.
110 lines
3.0 KiB
TypeScript
110 lines
3.0 KiB
TypeScript
/*
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Copyright 2023 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import { Attributes } from "@opentelemetry/api";
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import { VoipEvent } from "matrix-js-sdk/src/webrtc/call";
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import { GroupCallStatsReport } from "matrix-js-sdk/src/webrtc/groupCall";
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import {
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ByteSentStatsReport,
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ConnectionStatsReport,
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SummaryStatsReport,
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} from "matrix-js-sdk/src/webrtc/stats/statsReport";
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export class ObjectFlattener {
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public static flattenReportObject(
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prefix: string,
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report: ConnectionStatsReport | ByteSentStatsReport
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): Attributes {
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const flatObject = {};
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ObjectFlattener.flattenObjectRecursive(report, flatObject, `${prefix}.`, 0);
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return flatObject;
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}
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public static flattenByteSentStatsReportObject(
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statsReport: GroupCallStatsReport<ByteSentStatsReport>
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): Attributes {
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const flatObject = {};
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ObjectFlattener.flattenObjectRecursive(
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statsReport.report,
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flatObject,
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"matrix.stats.bytesSent.",
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0
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);
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return flatObject;
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}
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public static flattenSummaryStatsReportObject(
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statsReport: GroupCallStatsReport<SummaryStatsReport>
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): Attributes {
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const flatObject = {};
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ObjectFlattener.flattenObjectRecursive(
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statsReport.report,
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flatObject,
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"matrix.stats.summary.",
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0
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);
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return flatObject;
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}
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/* Flattens out an object into a single layer with components
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* of the key separated by dots
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*/
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public static flattenVoipEvent(event: VoipEvent): Attributes {
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const flatObject = {};
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ObjectFlattener.flattenObjectRecursive(
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event as unknown as Record<string, unknown>, // XXX Types
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flatObject,
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"matrix.event.",
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0
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);
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return flatObject;
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}
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public static flattenObjectRecursive(
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obj: Object,
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flatObject: Attributes,
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prefix: string,
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depth: number
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): void {
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if (depth > 10)
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throw new Error(
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"Depth limit exceeded: aborting VoipEvent recursion. Prefix is " +
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prefix
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);
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let entries;
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if (obj instanceof Map) {
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entries = obj.entries();
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} else {
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entries = Object.entries(obj);
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}
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for (const [k, v] of entries) {
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if (["string", "number", "boolean"].includes(typeof v) || v === null) {
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let value;
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value = v === null ? "null" : v;
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value = typeof v === "number" && Number.isNaN(v) ? "NaN" : value;
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flatObject[prefix + k] = value;
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} else if (typeof v === "object") {
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ObjectFlattener.flattenObjectRecursive(
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v,
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flatObject,
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prefix + k + ".",
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depth + 1
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);
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}
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}
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}
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}
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