check bug fixed plus a handy string

James Halliday · James Halliday · commit a4843a9f0e69 · 2010-11-07T06:43:44.000Z
diff --git a/lib/optimist.js b/lib/optimist.js
@@ -102,7 +102,9 @@ function Argv (args, cwd) {
     
     self.check = function (f) {
         try {
-            if (f(self.argv) === false) fail(err);
+            if (f(self.argv) === false) fail(
+                'Argument check failed: ' + f.toString()
+            );
         }
         catch (err) { fail(err) }
         

Original file line number	Diff line number	Diff line change
`@@ -102,7 +102,9 @@ function Argv (args, cwd) {`
`102`	`102`
`103`	`103`	`self.check = function (f) {`
`104`	`104`	`try {`
`105`		`- if (f(self.argv) === false) fail(err);`
	`105`	`+ if (f(self.argv) === false) fail(`
	`106`	`+ 'Argument check failed: ' + f.toString()`
	`107`	`+ );`
`106`	`108`	`}`
`107`	`109`	`catch (err) { fail(err) }`
`108`	`110`