rename opts to getopt, add comments

Author: lukesampson

lib/opts.ps1 lib/getopt.ps1lib/opts.ps1 renamed to lib/getopt.ps1

@@ -1,4 +1,12 @@
 # adapted from http://hg.python.org/cpython/file/2.7/Lib/getopt.py
+# argv:
+#    array of arguments
+# shortopts:
+#    string of single-letter options. options that take a parameter
+#    should be follow by ':'
+# longopts:
+#    array of strings that are long-form options. options that take
+#    a parameter should end with '='
 # returns @(opts hash, rem_args array, error string)
 function getopt($argv, $shortopts, $longopts) {
 	$opts = @{}; $rem = @()

libexec/scoop-install.ps1

@@ -22,7 +22,7 @@
 . "$psscriptroot\..\lib\install.ps1"
 . "$psscriptroot\..\lib\versions.ps1"
 . "$psscriptroot\..\lib\help.ps1"
-. "$psscriptroot\..\lib\opts.ps1"
+. "$psscriptroot\..\lib\getopt.ps1"
 
 function install($app, $architecture, $global) {
 	$app, $manifest, $bucket, $url = locate $app

libexec/scoop-uninstall.ps1

@@ -9,7 +9,7 @@
 . "$psscriptroot\..\lib\help.ps1"
 . "$psscriptroot\..\lib\install.ps1"
 . "$psscriptroot\..\lib\versions.ps1"
-. "$psscriptroot\..\lib\opts.ps1"
+. "$psscriptroot\..\lib\getopt.ps1"
 
 # options
 $opt, $app, $err = getopt $args 'g' 'global'

libexec/scoop-update.ps1

@@ -11,7 +11,7 @@
 . "$psscriptroot\..\lib\manifest.ps1"
 . "$psscriptroot\..\lib\buckets.ps1"
 . "$psscriptroot\..\lib\versions.ps1"
-. "$psscriptroot\..\lib\opts.ps1"
+. "$psscriptroot\..\lib\getopt.ps1"
 
 $opt, $app, $err = getopt $args 'g' 'global'
 if($err) { "scoop update: $err"; exit 1 }

test/opts.ps1

@@ -1,5 +1,5 @@
 . "$psscriptroot\tests.ps1"
-. "$psscriptroot\..\lib\opts.ps1"
+. "$psscriptroot\..\lib\getopt.ps1"
 
 filter_tests $args