added missing exit code (when errornous)

@@ -6,7 +6,9 @@ casper.cli.drop "cli"
 casper.cli.drop "casper-path"
 
 if casper.cli.args.length is 0 and Object.keys(casper.cli.options).length is 0
-    casper.echo("Pass some args and options to see how they are handled by CasperJS").exit()
+    casper
+        .echo("Pass some args and options to see how they are handled by CasperJS")
+        .exit(1)
 
 casper.echo "Casper CLI passed args:"
 dump casper.cli.args

@@ -6,7 +6,10 @@ casper.cli.drop("cli");
 casper.cli.drop("casper-path");
 
 if (casper.cli.args.length === 0 && Object.keys(casper.cli.options).length === 0) {
-    casper.echo("Pass some args and options to see how they are handled by CasperJS").exit();
+    casper
+        .echo("Pass some args and options to see how they are handled by CasperJS")
+        .exit(1)
+    ;
 }
 
 casper.echo("Casper CLI passed args:");

-""" A basic custom logging implementation. The idea is to (extremely) verbosely
-    log every received resource.
-"""
+###
+A basic custom logging implementation. The idea is to (extremely) verbosely
+log every received resource.
+###
 
 casper = require('casper').create
     # Every time a resource is received, a new log entry is added to the stack

@@ -20,8 +20,9 @@ casper.fetchScore = ->
 terms = casper.cli.args # terms are passed through command-line arguments
 
 if terms.length < 3
-    casper.echo 'Usage: casperjs googlematch.js term1, term2 [, term3]...'
-    casper.exit()
+    casper
+        .echo 'Usage: casperjs googlematch.js term1, term2 [, term3]...'
+        .exit(1)
 
 scores = []
 

@@ -21,7 +21,10 @@ casper.fetchScore = function() {
 };
 
 if (terms.length < 2) {
-    casper.echo('Usage: casperjs googlematch.js term1, term2 [, term3]...').exit();
+    casper
+        .echo('Usage: casperjs googlematch.js term1, term2 [, term3]...')
+        .exit(1)
+    ;
 }
 
 casper.echo('Let the match begin!');

@@ -8,8 +8,9 @@ casper = require('casper').create()
 currentPage = 1
 
 if casper.cli.args.length == 0
-  casper.echo "usage: $ casperjs my search terms"
-  casper.exit()
+  casper
+      .echo "usage: $ casperjs my search terms"
+      .exit(1)
 
 processPage = ->
   @echo "capturing page #{currentPage}"

@@ -4,8 +4,10 @@ casper = require('casper').create();
 currentPage = 1;
 
 if (casper.cli.args.length === 0) {
-  casper.echo("usage: $ casperjs my search terms");
-  casper.exit();
+  casper
+    .echo("usage: $ casperjs my search terms")
+    .exit(1)
+  ;
 }
 
 processPage = function() {
@@ -37,4 +39,4 @@ casper.start('http://google.fr/', function() {
 
 casper.then(processPage);
 
-casper.run();
\ No newline at end of file
+casper.run();

@@ -3,8 +3,9 @@ url = casper.cli.get 0
 metas = []
 
 if not url
-    casper.echo "Usage: casperjs [url]"
-    casper.exit()
+    casper
+        .echo "Usage: casperjs [url]"
+        .exit(1)
 
 casper.start url, ->
     metas = @evaluate ->

@@ -3,7 +3,10 @@ var casper = require("casper").create()
   , metas = [];
 
 if (!url) {
-    casper.echo('Usage: casperjs [url]').exit();
+    casper
+        .echo('Usage: casperjs [url]')
+        .exit(1)
+    ;
 }
 
 casper.start(url, function() {

@@ -11,8 +11,9 @@ twitterAccount = casper.cli.get 0
 filename       = casper.cli.get 1
 
 if not twitterAccount or not filename or not /\.(png|jpg|pdf)$/i.test filename
-    casper.echo "Usage $ casperjs samples/screenshot.coffee <twitter-account> <filename.[jpg|png|pdf]>"
-    casper.exit()
+    casper
+        .echo "Usage $ casperjs samples/screenshot.coffee <twitter-account> <filename.[jpg|png|pdf]>"
+        .exit(1)
 
 casper.start "https://twitter.com/#!/#{twitterAccount}", ->
     capture = ->

@@ -14,8 +14,10 @@ var twitterAccount = casper.cli.get(0);
 var filename = casper.cli.get(1);
 
 if (!twitterAccount || !filename || !/\.(png|jpg|pdf)$/i.test(filename)) {
-    casper.echo("Usage $ casperjs samples/screenshot.coffee <twitter-account> <filename.[jpg|png|pdf]>");
-    casper.exit();
+    casper
+        .echo("Usage $ casperjs samples/screenshot.coffee <twitter-account> <filename.[jpg|png|pdf]>")
+        .exit(1)
+    ;
 }
 
 casper.start('https://twitter.com/#!/' + twitterAccount, function() {

@@ -21,8 +21,9 @@ casper = require('casper').create
 
 timeout = ~~casper.cli.get 0
 if timeout < 1
-    casper.echo "You must pass a valid timeout value"
-    casper.exit()
+    casper
+        .echo "You must pass a valid timeout value"
+        .exit(1)
 
 casper.echo "Will google.com load in less than #{timeout}ms?"
 casper.options.timeout = timeout

@@ -22,7 +22,10 @@ var casper = require('casper').create({
 
 var timeout = ~~casper.cli.get(0);
 if (timeout < 1) {
-    casper.echo('You must pass a valid timeout value').exit();
+    casper
+        .echo('You must pass a valid timeout value')
+        .exit(1)
+    ;
 }
 casper.echo('Will google.com load in less than ' + timeout + 'ms?');
 casper.options.timeout = timeout;
@@ -31,4 +34,4 @@ casper.start('http://www.google.com/', function(self) {
     self.echo('YES!', 'GREEN_BAR').exit();
 });
 
-casper.run();
\ No newline at end of file
+casper.run();