Fix typos in comments (#135)

Author: xginn8

packages/opencensus-exporter-jaeger/src/jaeger-driver/index.ts

@@ -89,7 +89,7 @@ export type ThriftSpan = {
 };
 
 /**
- * Translate opencensus Span to Jeager Thrift Span
+ * Translate opencensus Span to Jaeger Thrift Span
  * @param span
  */
 export function spanToThrift(span: Span): ThriftSpan {

packages/opencensus-exporter-jaeger/src/jaeger.ts

@@ -159,7 +159,7 @@ export class JaegerTraceExporter implements Exporter {
    * @param rootSpans
    */
   publish(rootSpans: RootSpan[]) {
-    this.logger.debug('JeagerExport publishing');
+    this.logger.debug('JaegerExport publishing');
     for (const root of rootSpans) {
       if (this.queue.indexOf(root) === -1) {
         this.onEndSpan(root);
@@ -194,7 +194,7 @@ export class JaegerTraceExporter implements Exporter {
 
   /** Start the buffer timeout, when finished calls flush method */
   private setBufferTimeout() {
-    this.logger.debug('JeagerExporter: set timeout');
+    this.logger.debug('JaegerExporter: set timeout');
     if (this.timeoutSet) {
       return;
     }

packages/opencensus-exporter-jaeger/test/test-jaeger.ts

@@ -54,7 +54,7 @@ describe('Jaeger Exporter', () => {
       serviceName: 'opencensus-exporter-jaeger',
       host: 'localhost',
       port: 6832,
-      tags: [{key: 'opencensus-exporter-jeager', value: '0.0.1'}],
+      tags: [{key: 'opencensus-exporter-jaeger', value: '0.0.1'}],
       bufferTimeout: DEFAULT_BUFFER_TIMEOUT,
       logger: testLogger,
       maxPacketSize: 1000
@@ -88,7 +88,7 @@ describe('Jaeger Exporter', () => {
       let testHostnameSeen = false;
       let testProcessIpSeen = false;
       process.tags.forEach((tag) => {
-        if (tag.key === 'opencensus-exporter-jeager' &&
+        if (tag.key === 'opencensus-exporter-jaeger' &&
             tag.vType === 'STRING' && tag.vStr === '0.0.1') {
           testVersionSeen = true;
           return;
@@ -113,7 +113,7 @@ describe('Jaeger Exporter', () => {
     });
   });
 
-  /* Should export spans to Jeager */
+  /* Should export spans to Jaeger */
   describe('test spans are valid', () => {
     it('should encode as thrift', () => {
       return tracer.startRootSpan({name: 'root-s01'}, (rootSpan) => {
@@ -176,9 +176,9 @@ describe('Jaeger Exporter', () => {
     });
   });
 
-  /* Should export spans to Jeager */
+  /* Should export spans to Jaeger */
   describe('publish()', () => {
-    it('should export spans to Jeager', () => {
+    it('should export spans to Jaeger', () => {
       return tracer.startRootSpan({name: 'root-s01'}, (rootSpan) => {
         const span = tracer.startChildSpan('child-s01');
         span.end();

packages/opencensus-exporter-prometheus/src/prometheus-stats.ts

@@ -23,16 +23,18 @@ export interface PrometheusExporterOptions extends ExporterConfig {
   /** App prefix for metrics, if needed - default opencensus */
   prefix?: string;
   /**
-   * Port number to Prometheus server
+   * Port number for Prometheus exporter server
    * Default registered port is 9464:
    * https://github.com/prometheus/prometheus/wiki/Default-port-allocations
    */
   port?: number;
-  /** Define if the Prometheus server will be started - default false */
+  /**
+   * Define if the Prometheus exporter server will be started - default false
+   */
   startServer?: boolean;
 }
 
-/** Format and sends Stats to Prometheus */
+/** Format and sends Stats to Prometheus exporter */
 export class PrometheusStatsExporter implements StatsEventListener {
   static readonly DEFAULT_OPTIONS = {
     port: 9464,
@@ -193,7 +195,7 @@ export class PrometheusStatsExporter implements StatsEventListener {
   }
 
   /**
-   * Start the Prometheus server
+   * Start the Prometheus exporter server
    */
   startServer(callback?: () => void) {
     const self = this;
@@ -212,7 +214,7 @@ export class PrometheusStatsExporter implements StatsEventListener {
   }
 
   /**
-   * Stop the Prometheus server
+   * Stop the Prometheus exporter server
    * @param callback
    */
   stopServer(callback?: () => void) {

packages/opencensus-nodejs/src/trace/config/default-config.ts

@@ -20,7 +20,7 @@ import {Constants} from '../constants';
  * Defines a default configuration. For fields with primitive values,
  * or non-primitive but non-map value (logger, exporter), any user-provided
  * value will override the corresponding default value. For fields with
- * non-primitive values, but map value (plugins), the user-provided value
+ * non-primitive values, but map values (plugins), the user-provided value
  * will be used to extend/overwrite the default value.
  */
 export const defaultConfig = {

packages/opencensus-nodejs/src/trace/constants.ts

@@ -25,9 +25,9 @@ const constants = {
   DEFAULT_BUFFER_TIMEOUT: 20000,
   /** Default list of target modules to be instrumented */
   DEFAULT_INSTRUMENTATION_MODULES,
-  /** Opencensus Scope */
+  /** OpenCensus Scope */
   OPENCENSUS_SCOPE: '@opencensus',
-  /** Defult prefix for instrumentation modules */
+  /** Default prefix for instrumentation modules */
   DEFAULT_PLUGIN_PACKAGE_NAME_PREFIX: 'instrumentation'
 };
 

packages/opencensus-nodejs/src/trace/tracing.ts

@@ -47,7 +47,7 @@ export class Tracing implements core.Tracing {
         Constants.DEFAULT_INSTRUMENTATION_MODULES);
   }
 
-  /** Gets the trancing instance. */
+  /** Gets the tracing instance. */
   static get instance(): core.Tracing {
     return this.singletonInstance || (this.singletonInstance = new this());
   }