Added progress bar command line switch

README.adoc

@@ -45,10 +45,12 @@ asciidocLinkCheck('xref:https://www.google.com[Google]', function (err, results)
 ----
 
 === Command Line
+(Optional) Use the `-p` or `--progress` switch to view progress.
+
 ==== Check links for a local file
 [source,bash]
 ----
-asciidoc-link-check README.adoc
+asciidoc-link-check README.adoc --progress
 ----
 
 ==== Check links for an online file
@@ -60,5 +62,5 @@ asciidoc-link-check https://github.com/gaurav-nelson/asciidoc-link-check/blob/ma
 ==== Check links from standard input
 [source,bash]
 ----
-cat *.adoc | asciidoc-link-check
+cat *.adoc | asciidoc-link-check -p
 ----

index.js

@@ -4,6 +4,13 @@ var _ = require('lodash');
 var async = require('async');
 var linkCheck = require('link-check');
 var asciidocLinkExtractor = require('asciidoc-link-extractor');
+var ProgressBar = require('progress');
+var bar;
+var showProgressBar = false;
+
+if (_.includes(process.argv, "--progress") || _.includes(process.argv, "-p")) {
+    showProgressBar = true;
+}
 
 module.exports = function asciidocLinkCheck(asciidoc, opts, callback) {
     if (arguments.length === 2 && typeof opts === 'function') {
@@ -12,7 +19,20 @@ module.exports = function asciidocLinkCheck(asciidoc, opts, callback) {
         opts = {};
     }
 
-    async.mapLimit(_.uniq(asciidocLinkExtractor(asciidoc)), 2, function (link, callback) {
-        linkCheck(link, opts, callback);
+    var linksCollection = _.uniq(asciidocLinkExtractor(asciidoc))
+    if (showProgressBar) {
+        bar = bar || new ProgressBar('Checking... [:bar] :percent', {
+            complete: '=',
+            incomplete: ' ',
+            width: 25,
+            total: linksCollection.length
+        });
+    }
+
+    async.mapLimit(linksCollection, 2, function (link, callback) {
+        linkCheck(link, opts, callback)
+        if (showProgressBar) {
+            bar.tick();
+        }
     }, callback);
-};
+};

package.json

@@ -1,6 +1,6 @@
 {
   "name": "asciidoc-link-check",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "Checks if all hyperlinks in an asciidoc file are alive(or dead).",
   "bin": {
     "asciidoc-link-check": "asciidoc-link-check"
@@ -30,12 +30,13 @@
   },
   "homepage": "https://github.com/gaurav-nelson/asciidoc-link-check#readme",
   "dependencies": {
+    "asciidoc-link-extractor": "^1.0.0",
     "async": "^2.1.4",
     "chalk": "^1.1.3",
     "commander": "^2.9.0",
     "link-check": "^4.0.2",
-    "asciidoc-link-extractor": "^1.0.0",
-    "request": "^2.79.0",
-    "lodash": "^4.17.4"
+    "lodash": "^4.17.4",
+    "progress": "^2.0.0",
+    "request": "^2.79.0"
   }
 }

readme.md

@@ -45,10 +45,12 @@ asciidocLinkCheck('xref:https://www.google.com[Google]', function (err, results)
 ```
 
 ### Command Line
+(Optional) Use the `-p` or `--progress` switch to view progress.
+
 #### Check links for a local file
 
 ```bash
-asciidoc-link-check README.adoc
+asciidoc-link-check README.adoc --progress
 ```
 
 #### Check links for an online file
@@ -60,5 +62,5 @@ asciidoc-link-check https://github.com/gaurav-nelson/asciidoc-link-check/blob/ma
 #### Check links from standard input
 
 ```bash
-cat *.adoc | asciidoc-link-check
+cat *.adoc | asciidoc-link-check -p
 ```