Switch to static functions for Eleventy version and help args. Fixes #1313

(cherry picked from commit 2b18aab)

Author: zachleat

cmd.js

@@ -62,21 +62,21 @@ try {
     );
   });
 
-  let elev = new Eleventy(argv.input, argv.output, {
-    // --quiet and --quiet=true both resolve to true
-    quietMode: argv.quiet,
-    configPath: argv.config,
-    source: "cli",
-  });
-
-  // reuse ErrorHandler instance in Eleventy
-  errorHandler = elev.errorHandler;
-
   if (argv.version) {
-    console.log(elev.getVersion());
+    console.log(Eleventy.getVersion());
   } else if (argv.help) {
-    console.log(elev.getHelp());
+    console.log(Eleventy.getHelp());
   } else {
+    let elev = new Eleventy(argv.input, argv.output, {
+      // --quiet and --quiet=true both resolve to true
+      quietMode: argv.quiet,
+      configPath: argv.config,
+      source: "cli",
+    });
+
+    // reuse ErrorHandler instance in Eleventy
+    errorHandler = elev.errorHandler;
+
     if (argv.to === "json" || argv.to === "ndjson") {
       // override logging output
       elev.setIsVerbose(false);

src/Eleventy.js

@@ -527,20 +527,27 @@ Verbose Output: ${this.verboseMode}`);
   /**
    * Reads the version of Eleventy.
    *
-   * @method
+   * @static
    * @returns {String} - The version of Eleventy.
    */
-  getVersion() {
+  static getVersion() {
     return pkg.version;
   }
 
+  /**
+   * @deprecated since 1.0.1, use static Eleventy.getVersion()
+   */
+  getVersion() {
+    return Eleventy.getVersion();
+  }
+
   /**
    * Shows a help message including usage.
    *
-   * @method
+   * @static
    * @returns {String} - The help mesage.
    */
-  getHelp() {
+  static getHelp() {
     return `Usage: eleventy
        eleventy --input=. --output=./_site
        eleventy --serve
@@ -586,6 +593,13 @@ Arguments:
      --help`;
   }
 
+  /**
+   * @deprecated since 1.0.1, use static Eleventy.getHelp()
+   */
+  getHelp() {
+    return Eleventy.getHelp();
+  }
+
   /**
    * Resets the config of Eleventy.
    *