Migrate metrics

Summary:
Had to mess with the tagged union we had, to distinguish based on
a string rather a bool which is a bit rubbish.

Reviewed By: danielbuechele

Differential Revision: D16764797

fbshipit-source-id: c33536f17b0705ca40abef8448802f9961c4c114

src/chrome/ShareSheet.tsx

@@ -20,7 +20,7 @@ import React, {Component} from 'react';
 import {setExportStatusComponent, unsetShare} from '../reducers/application';
 import {Logger} from '../fb-interfaces/Logger.js';
 import {Idler} from '../utils/Idler';
-import {shareFlipperData} from '../fb-stubs/user';
+import {shareFlipperData, DataExportResult} from '../fb-stubs/user';
 import {exportStore, EXPORT_FLIPPER_TRACE_EVENT} from '../utils/exportData';
 import PropTypes from 'prop-types';
 import {clipboard} from 'electron';
@@ -139,8 +139,8 @@ export default class ShareSheet extends Component<Props, State> {
       );
 
       this.setState({errorArray, result});
-      if (result.flipperUrl) {
+      if ((result as DataExportResult).flipperUrl) {
-        clipboard.writeText(String(result.flipperUrl));
+        clipboard.writeText(String((result as DataExportResult).flipperUrl));
         new Notification('Sharable Flipper trace created', {
           body: 'URL copied to clipboard',
           requireInteraction: true,

src/fb-stubs/user.tsx

@@ -17,23 +17,24 @@ export function logoutUser(): Promise<void> {
   return Promise.reject();
 }
 
+export type DataExportResult = {
+  id: string;
+  os: 'string';
+  deviceType: string;
+  plugins: string[];
+  fileUrl: string;
+  flipperUrl: string;
+};
+
+export type DataExportError = {
+  error: string;
+  error_class: string;
+  stacktrace: string;
+};
+
 export async function shareFlipperData(
   trace: string,
-): Promise<
+): Promise<DataExportError | DataExportResult> {
-  | {
-      id: string;
-      os: 'string';
-      deviceType: string;
-      plugins: string[];
-      fileUrl: string;
-      flipperUrl: string;
-    }
-  | {
-      error: string;
-      error_class: string;
-      stacktrace: string;
-    }
-> {
   new Notification('Feature not implemented');
   return Promise.reject();
 }

src/utils/metrics.tsx

@@ -5,8 +5,13 @@
  * @format
  */
 
-import {getInstance} from '../fb-stubs/Logger.tsx';
+import {getInstance} from '../fb-stubs/Logger';
-import {CancelledPromiseError} from './errors.tsx';
+import {CancelledPromiseError} from './errors';
+
+type Result =
+  | {kind: 'success'}
+  | {kind: 'cancelled'}
+  | {kind: 'failure'; supportedOperation: boolean; error: any};
 
 export class UnsupportedError extends Error {
   constructor(message: string) {
@@ -27,17 +32,17 @@ export function reportPlatformFailures<T>(
 ): Promise<T> {
   return promise.then(
     fulfilledValue => {
-      logPlatformSuccessRate(name, {isSuccess: true});
+      logPlatformSuccessRate(name, {kind: 'success'});
       return fulfilledValue;
     },
     rejectionReason => {
       if (rejectionReason instanceof CancelledPromiseError) {
         logPlatformSuccessRate(name, {
-          isCancelled: true,
+          kind: 'cancelled',
         });
       } else {
         logPlatformSuccessRate(name, {
-          isSuccess: false,
+          kind: 'failure',
           supportedOperation: !(rejectionReason instanceof UnsupportedError),
           error: rejectionReason,
         });
@@ -61,17 +66,17 @@ export function reportPluginFailures<T>(
 ): Promise<T> {
   return promise.then(
     fulfilledValue => {
-      logPluginSuccessRate(name, plugin, {isSuccess: true});
+      logPluginSuccessRate(name, plugin, {kind: 'success'});
       return fulfilledValue;
     },
     rejectionReason => {
       if (rejectionReason instanceof CancelledPromiseError) {
-        logPluginSuccessRate(name, plugin, {
+        logPlatformSuccessRate(name, {
-          isCancelled: true,
+          kind: 'cancelled',
         });
       } else {
-        logPluginSuccessRate(name, plugin, {
+        logPlatformSuccessRate(name, {
-          isSuccess: false,
+          kind: 'failure',
           supportedOperation: !(rejectionReason instanceof UnsupportedError),
           error: rejectionReason,
         });
@@ -91,11 +96,11 @@ export function tryCatchReportPlatformFailures<T>(
 ): T {
   try {
     const result = closure();
-    logPlatformSuccessRate(name, {isSuccess: true});
+    logPlatformSuccessRate(name, {kind: 'success'});
     return result;
   } catch (e) {
     logPlatformSuccessRate(name, {
-      isSuccess: false,
+      kind: 'failure',
       supportedOperation: !(e instanceof UnsupportedError),
       error: e,
     });
@@ -103,15 +108,10 @@ export function tryCatchReportPlatformFailures<T>(
   }
 }
 
-type Result =
-  | {isSuccess: true}
-  | {isCancelled: true}
-  | {isSuccess: false, supportedOperation: boolean, error: any};
-
 function logPlatformSuccessRate(name: string, result: Result) {
-  if (result.isSuccess) {
+  if (result.kind === 'success') {
     getInstance().track('success-rate', name, {value: 1});
-  } else if (result.isCancelled) {
+  } else if (result.kind === 'cancelled') {
     getInstance().track('operation-cancelled', name);
   } else {
     getInstance().track('success-rate', name, {
@@ -123,9 +123,9 @@ function logPlatformSuccessRate(name: string, result: Result) {
 }
 
 function logPluginSuccessRate(name: string, plugin: string, result: Result) {
-  if (result.isSuccess) {
+  if (result.kind === 'success') {
     getInstance().track('success-rate', name, {value: 1}, plugin);
-  } else if (result.isCancelled) {
+  } else if (result.kind === 'cancelled') {
     getInstance().track('operation-cancelled', name, undefined, plugin);
   } else {
     getInstance().track(