faucet-client: Add FaucetClient class

packages/faucet-client/src/faucetclient.ts

@@ -0,0 +1,33 @@
+import axios from "axios";
+
+export class FaucetClient {
+  private readonly baseUrl: string;
+
+  public constructor(baseUrl: string) {
+    if (!baseUrl.match(/^https?:\/\//)) {
+      throw new Error("Expected base url to start with http:// or https://");
+    }
+
+    // Strip trailing /
+    const strippedBaseUrl = baseUrl.replace(/(\/)+$/, "");
+    this.baseUrl = strippedBaseUrl;
+  }
+
+  public async credit(address: string, denom: string): Promise<void> {
+    const body = {
+      address: address,
+      denom: denom,
+    };
+
+    try {
+      await axios.post(this.baseUrl + "/credit", body);
+    } catch (error) {
+      if (error.response) {
+        // append response body to error message
+        throw new Error(`${error}; response body: ${JSON.stringify(error.response.data)}`);
+      } else {
+        throw error;
+      }
+    }
+  }
+}

packages/faucet-client/src/index.ts

@@ -0,0 +1 @@
+export { FaucetClient } from "./faucetclient";

packages/faucet-client/types/faucetclient.d.ts

@@ -0,0 +1,5 @@
+export declare class FaucetClient {
+  private readonly baseUrl;
+  constructor(baseUrl: string);
+  credit(address: string, denom: string): Promise<void>;
+}

packages/faucet-client/types/index.d.ts

@@ -0,0 +1 @@
+export { FaucetClient } from "./faucetclient";