From c8c03e381e252dc3a73a2c35bb1cd2ee24eeaabb Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Tue, 23 Jan 2018 17:05:58 +0100
Subject: better types

---
 src/webex/wxApi.ts | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'src/webex/wxApi.ts')

diff --git a/src/webex/wxApi.ts b/src/webex/wxApi.ts
index 8a7bf8250..a1b0380b9 100644
--- a/src/webex/wxApi.ts
+++ b/src/webex/wxApi.ts
@@ -29,6 +29,7 @@ import {
   DenominationRecord,
   ExchangeRecord,
   PreCoinRecord,
+  ProposalDownloadRecord,
   PurchaseRecord,
   ReserveRecord,
 } from "../dbTypes";
@@ -71,8 +72,11 @@ export interface UpgradeResponse {
 }
 
 
-async function callBackend<T extends MessageType>(type: T, detail: MessageMap[T]["request"]): Promise<any> {
-  return new Promise<any>((resolve, reject) => {
+async function callBackend<T extends MessageType>(
+  type: T,
+  detail: MessageMap[T]["request"],
+): Promise<MessageMap[T]["response"]> {
+  return new Promise<MessageMap[T]["response"]>((resolve, reject) => {
     chrome.runtime.sendMessage({ type, detail }, (resp) => {
       if (resp && resp.error) {
         reject(resp);
@@ -201,7 +205,7 @@ export function payback(coinPub: string): Promise<void> {
 /**
  * Get a proposal stored in the wallet by its proposal id.
  */
-export function getProposal(proposalId: number) {
+export function getProposal(proposalId: number): Promise<ProposalDownloadRecord | undefined> {
   return callBackend("get-proposal", { proposalId });
 }
 
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