Fix error checking in CLI

xzyfer · xzyfer · commit 5dd065ec042c · 2018-04-17T01:01:08.000+10:00
diff --git a/bin/sassgraph b/bin/sassgraph
@@ -58,11 +58,11 @@ if (['ancestors', 'descendents'].indexOf(argv._[0]) !== -1) {
   command = argv._.shift();
 }
 
-if (argv._ && path.extname(argv._[0]) === '') {
+if (argv._.length && path.extname(argv._[0]) === '') {
   directory = argv._.shift();
 }
 
-if (argv._ && path.extname(argv._[0])) {
+if (argv._.length && path.extname(argv._[0])) {
   file = argv._.shift();
 }
 

Original file line number	Diff line number	Diff line change
`@@ -58,11 +58,11 @@ if (['ancestors', 'descendents'].indexOf(argv._[0]) !== -1) {`
`58`	`58`	`command = argv._.shift();`
`59`	`59`	`}`
`60`	`60`
`61`		`-if (argv._ && path.extname(argv._[0]) === '') {`
	`61`	`+if (argv._.length && path.extname(argv._[0]) === '') {`
`62`	`62`	`directory = argv._.shift();`
`63`	`63`	`}`
`64`	`64`
`65`		`-if (argv._ && path.extname(argv._[0])) {`
	`65`	`+if (argv._.length && path.extname(argv._[0])) {`
`66`	`66`	`file = argv._.shift();`
`67`	`67`	`}`
`68`	`68`