Simplified the Manifest interface

Author: JamesMessinger

src/cli/help.ts

@@ -4,7 +4,7 @@ import { manifest } from "../manifest";
  * Text explaining how to use the CLI
  */
 export const usageText = `
-Usage: ${manifest.name} [release] [options] [files...]
+Usage: bump [release] [options] [files...]
 
 release:
   The release version or type.  Can be one of the following:

src/get-old-version.ts

@@ -47,7 +47,7 @@ async function readVersion(file: string, cwd: string): Promise<string | undefine
     let { data: manifest } = await readJsonFile(file, cwd);
 
     if (isManifest(manifest)) {
-      if (semver.valid(manifest.version as string)) {
+      if (semver.valid(manifest.version)) {
         return manifest.version;
       }
     }

src/manifest.ts

@@ -2,19 +2,15 @@
 // tslint:disable-next-line: no-var-requires no-require-imports
 const manifest = require("../package.json") as Manifest;
 
-// Don't use the npm package name ("version-bump-prompt").
-// Use the name of the binary ("bump") instead.
-let name = Object.keys(manifest.bin as Record<string, string>)[0];
-const alteredManifest: Manifest = { ...manifest, name };
-export { alteredManifest as manifest };
+export { manifest };
 
 /**
  * The npm package manifest (package.json)
  */
 export interface Manifest {
-  name?: string;
-  version?: string;
-  description?: string;
+  name: string;
+  version: string;
+  description: string;
   [key: string]: unknown;
 }