Minor tweaks to the CLI options

Notably, all options are "global" by default, so there's no need to specify that.

lib/worm-scraper.js

@@ -14,49 +14,44 @@ const zip = require("./zip.js");
 const OUTPUT_DEFAULT = "(Book name).epub";
 
 const { argv } = yargs
-  .usage(`${packageJson.description}\n\n${packageJson.name} [<command1> [<command2> [<command3> ...]]]\n\n` +
+  .usage(`${packageJson.description}\n\n${packageJson.name}[ <command1> [<command2> [<command3> ...]]]\n\n` +
          "Each command will fail if the previously-listed one has not yet been run (with matching options).\n\n" +
          "Running with no commands is equivalent to running download convert scaffold zip.")
-  .command("download", "download all chapters into the cache")
-  .command("convert", "convert the raw HTML into cleaned-up ebook chapters")
-  .command("scaffold", "assemble the table of contents, etc.")
-  .command("zip", "zip up the created files into a .epub output")
+  .command("download", "Download all chapters into the cache")
+  .command("convert", "Convert the raw HTML into cleaned-up ebook chapters")
+  .command("scaffold", "Assemble the table of contents, etc.")
+  .command("zip", "Zip up the created files into a .epub output")
   .option("b", {
     alias: "book",
-    default: Object.keys(books)[0],
-    describe: "the book to operate on",
     choices: Object.keys(books),
-    requiresArg: true,
-    global: true
+    default: Object.keys(books)[0],
+    describe: "The book to operate on",
+    requiresArg: true
   })
   .option("c", {
     alias: "cache",
     default: "cache",
-    describe: "cache directory for downloaded raw chapters",
-    requiresArg: true,
-    global: true
+    describe: "Cache directory for downloaded raw chapters",
+    requiresArg: true
   })
   .option("s", {
     alias: "staging",
     default: "staging",
-    describe: "directory in which to assemble the EPUB files",
-    requiresArg: true,
-    global: true
+    describe: "Directory in which to assemble the EPUB files",
+    requiresArg: true
   })
   .option("o", {
     alias: "out",
     default: OUTPUT_DEFAULT,
-    describe: "output file destination",
-    requiresArg: true,
-    global: true
+    describe: "Output file destination",
+    requiresArg: true
   })
   .option("j", {
     alias: "jobs",
     default: undefined,
     defaultDescription: "# of CPU cores - 1",
-    describe: "number of concurrent read/write conversion jobs",
-    requiresArg: true,
-    global: true
+    describe: "Number of concurrent read/write conversion jobs",
+    requiresArg: true
   })
   .recommendCommands()
   .help()