Use nullish-coalescing op for env var assignments

6 files changed, 12 insertions, 9 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index a4cc454..ab5e446 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Exit application if bash template could not be created, and does not already exist
 - Generalize template processing, for unit tests and for future flexibility
+- Fixed rounding for default color matcher when inbetween step values
+- Use new nullish coalescing operator for environment variable assignments
 
 ## [0.3.1]
 
diff --git a/package.json b/package.json
index 2548e55..4f9424e 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,8 @@
     "testEnvironment": "node",
     "collectCoverageFrom": [
       "src/**/*.ts",
-      "!src/**/*.test.ts"
+      "!src/**/*.test.ts",
+      "!src/index.ts"
     ],
     "roots": [
       "src/"
diff --git a/src/formats.ts b/src/formats.ts
index b64c418..8de55b1 100644
--- a/src/formats.ts
+++ b/src/formats.ts
@@ -47,7 +47,7 @@ const FormatsObj: FormatObj = {
     tarpaulin: {
       parseCoverage: (file: Document): CoverageResult => {
         const scripts = file.getElementsByTagName("script");
-        if (scripts.length == 0) {
+        if (scripts.length === 0) {
           return new InvalidReportDocumentError();
         }
         const data = scripts[0].text;
diff --git a/src/index.ts b/src/index.ts
index 12bbd76..27f4572 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -16,14 +16,14 @@ import loggerConfig from "./util/logger";
 import { configOrError, handleShutdown } from "./util/config";
 
 // Start-up configuration
-const BIND_ADDRESS = process.env.BIND_ADDRESS || "localhost";
-const PORT = Number(process.env.PORT || 3000);
-const TARGET_URL = process.env.TARGET_URL || "http://localhost:3000";
+const BIND_ADDRESS = process.env.BIND_ADDRESS ?? "localhost";
+const PORT = Number(process.env.PORT ?? 3000);
+const TARGET_URL = process.env.TARGET_URL ?? "http://localhost:3000";
 
 const logger = winston.createLogger(loggerConfig("ROOT"));
 
 const MONGO_URI = configOrError("MONGO_URI");
-const MONGO_DB = process.env.MONGO_DB || "ao-coverage";
+const MONGO_DB = process.env.MONGO_DB ?? "ao-coverage";
 const HOST_DIR = configOrError("HOST_DIR");
 
 fs.accessSync(HOST_DIR, fs.constants.R_OK | fs.constants.W_OK);
diff --git a/src/routes.ts b/src/routes.ts
index d429659..79b6fea 100644
--- a/src/routes.ts
+++ b/src/routes.ts
@@ -11,8 +11,8 @@ import { configOrError } from "./util/config";
 import loggerConfig from "./util/logger";
 import { Messages } from "./errors";
 
-const TOKEN = process.env.TOKEN || "";
-const UPLOAD_LIMIT = Number(process.env.UPLOAD_LIMIT || 4194304);
+const TOKEN = process.env.TOKEN ?? "";
+const UPLOAD_LIMIT = Number(process.env.UPLOAD_LIMIT ?? 4194304);
 const HOST_DIR = configOrError("HOST_DIR");
 
 const logger = winston.createLogger(loggerConfig("HTTP"));
diff --git a/src/util/logger.ts b/src/util/logger.ts
index 27eeefe..2fc0749 100644
--- a/src/util/logger.ts
+++ b/src/util/logger.ts
@@ -4,7 +4,7 @@ import * as Transport from "winston-transport";
 const { combine, splat, timestamp, label, colorize, printf } = winston.format;
 const { Console } = winston.transports;
 
-const LOG_LEVEL = process.env.LOG_LEVEL || "info";
+const LOG_LEVEL = process.env.LOG_LEVEL ?? "info";
 
 const consoleFormat = combine(
   colorize(),