Use sentence case for UI messages.

bin/install.ps1

@@ -14,12 +14,12 @@ if((get-executionpolicy) -gt 'RemoteSigned') {
 
 # get core functions
 $core_url = 'https://raw.github.com/lukesampson/scoop/master/lib/core.ps1'
-echo 'initializing...'
+echo 'Initializing...'
 iex (new-object net.webclient).downloadstring($core_url)
 
 # prep
 if(installed 'scoop') {
-    write-host "scoop is already installed. run 'scoop update' to get the latest version." -f red
+    write-host "Scoop is already installed. Run 'scoop update' to get the latest version." -f red
     # don't abort if invoked with iex——that would close the PS session
     if($myinvocation.mycommand.commandtype -eq 'Script') { return } else { exit 1 }
 }
@@ -28,19 +28,19 @@ $dir = ensure (versiondir 'scoop' 'current')
 # download scoop zip
 $zipurl = 'https://github.com/lukesampson/scoop/archive/master.zip'
 $zipfile = "$dir\scoop.zip"
-echo 'downloading...'
+echo 'Downloading...'
 dl $zipurl $zipfile
 
-'extracting...'
+'Extracting...'
 unzip $zipfile "$dir\_scoop_extract"
 cp "$dir\_scoop_extract\scoop-master\*" $dir -r -force
 rm "$dir\_scoop_extract" -r -force
 rm $zipfile
 
-echo 'creating shim...'
+echo 'Creating shim...'
 shim "$dir\bin\scoop.ps1" $false
 
 ensure_robocopy_in_path
 ensure_scoop_in_path
-success 'scoop was installed successfully!'
-echo "type 'scoop help' for instructions"
+success 'Scoop was installed successfully!'
+echo "Type 'scoop help' for instructions."

bin/scoop.ps1

@@ -12,4 +12,4 @@ $commands = commands
 
 if (@($null, '-h', '--help', '/?') -contains $cmd) { exec 'help' $args }
 elseif ($commands -contains $cmd) { exec $cmd $args }
-else { "scoop: '$cmd' isn't a scoop command. See 'scoop help'"; exit 1 }
+else { "scoop: '$cmd' isn't a scoop command. See 'scoop help'."; exit 1 }

bin/uninstall.ps1

@@ -7,11 +7,11 @@ param($global)
 . "$psscriptroot\..\lib\manifest.ps1"
 
 if($global -and !(is_admin)) {
-    "ERROR: you need admin rights to uninstall globally"; exit 1
+    "ERROR: You need admin rights to uninstall globally."; exit 1
 }
 
-warn 'this will uninstall scoop and all the programs that have been installed with scoop!'
-$yn = read-host 'are you sure? (yN)'
+warn 'This will uninstall Scoop and all the programs that have been installed with Scoop!'
+$yn = read-host 'Are you sure? (yN)'
 if($yn -notlike 'y*') { exit }
 
 $errors = $false
@@ -22,7 +22,7 @@ function do_uninstall($app, $global) {
     $install = install_info $app $version $global
     $architecture = $install.architecture
 
-    echo "uninstalling $app"
+    echo "Uninstalling $app"
     run_uninstaller $manifest $architecture $dir
     rm_shims $manifest $global $architecture
 
@@ -39,14 +39,14 @@ function do_uninstall($app, $global) {
         rm -r -force $appdir -ea stop
     } catch {
         $errors = $true
-        warn "couldn't remove $(friendly_path $appdir): $_.exception"
+        warn "Couldn't remove $(friendly_path $appdir): $_.exception"
     }
 }
 function rm_dir($dir) {
     try {
         rm -r -force $dir -ea stop
     } catch {
-        abort "couldn't remove $(friendly_path $dir): $_"
+        abort "Couldn't remove $(friendly_path $dir): $_"
     }
 }
 
@@ -62,7 +62,7 @@ installed_apps $false | % { # local apps
 }
 
 if($errors) {
-    abort "not all apps could be deleted. try again or restart"
+    abort "Not all apps could be deleted. Try again or restart."
 }
 
 rm_dir $scoopdir
@@ -71,4 +71,4 @@ if($global) { rm_dir $globaldir }
 remove_from_path (shimdir $false)
 if($global) { remove_from_path (shimdir $true) }
 
-success "scoop has been uninstalled"
+success "Scoop has been uninstalled."

lib/config.ps1

@@ -81,6 +81,6 @@ if($p) {
             [net.webrequest]::defaultwebproxy.credentials = new-object net.networkcredential($user, $pass)
         }
     } catch {
-        warn "failed to use proxy '$p': $($_.exception.message)"
+        warn "Failed to use proxy '$p': $($_.exception.message)"
     }
 }

lib/core.ps1

@@ -108,10 +108,10 @@ function unzip($path,$to) {
             extract_7zip $path $to $false
             return
         } else {
-            abort "unzip failed: Windows can't handle the long paths in this zip file.`nrun 'scoop install 7zip' and try again."
+            abort "Unzip failed: Windows can't handle the long paths in this zip file.`nRun 'scoop install 7zip' and try again."
         }
     } catch {
-        abort "unzip failed: $_"
+        abort "Unzip failed: $_"
     }
 }
 function unzip_old($path,$to) {
@@ -128,12 +128,12 @@ function movedir($from, $to) {
 
     $out = robocopy "$from" "$to" /e /move
     if($lastexitcode -ge 8) {
-        throw "error moving directory: `n$out"
+        throw "Error moving directory: `n$out"
     }
 }
 
 function shim($path, $global, $name, $arg) {
-    if(!(test-path $path)) { abort "can't shim $(fname $path): couldn't find $path" }
+    if(!(test-path $path)) { abort "Can't shim $(fname $path): couldn't find $path" }
     $abs_shimdir = ensure (shimdir $global)
     if(!$name) { $name = strip_ext (fname $path) }
 
@@ -173,7 +173,7 @@ function ensure_in_path($dir, $global) {
     $path = env 'path' $global
     $dir = fullpath $dir
     if($path -notmatch [regex]::escape($dir)) {
-        echo "adding $(friendly_path $dir) to $(if($global){'global'}else{'your'}) path"
+        echo "Adding $(friendly_path $dir) to $(if($global){'global'}else{'your'}) path."
 
         env 'path' $global "$dir;$path" # for future sessions...
         $env:path = "$dir;$env:path" # for this session
@@ -191,7 +191,7 @@ function remove_from_path($dir,$global) {
     # future sessions
     $was_in_path, $newpath = strip_path (env 'path' $global) $dir
     if($was_in_path) {
-        echo "removing $(friendly_path $dir) from your path"
+        echo "Removing $(friendly_path $dir) from your path."
         env 'path' $global $newpath
     }
 
@@ -254,7 +254,7 @@ $default_aliases = @{
 function reset_alias($name, $value) {
     if($existing = get-alias $name -ea ignore |? { $_.options -match 'readonly' }) {
         if($existing.definition -ne $value) {
-            write-host "alias $name is read-only; can't reset it" -f darkyellow
+            write-host "Alias $name is read-only; can't reset it." -f darkyellow
         }
         return # already set
     }

lib/decompress.ps1

@@ -21,7 +21,7 @@ function file_requires_7zip($fname) {
 
 function extract_7zip($path, $to, $recurse) {
     $output = 7z x "$path" -o"$to" -y
-    if($lastexitcode -ne 0) { abort "exit code was $lastexitcode" }
+    if($lastexitcode -ne 0) { abort "Exit code was $lastexitcode" }
 
     # check for tar
     $tar = (split-path $path -leaf) -replace '\.[^\.]*$', ''

lib/depends.ps1

@@ -25,14 +25,14 @@ function dep_resolve($app, $arch, $resolved, $unresolved) {
     $query = $app
     $app, $bucket = app $query
     $null, $manifest, $null, $null = locate $app $bucket
-    if(!$manifest) { abort "couldn't find manifest for $query" }
+    if(!$manifest) { abort "Couldn't find manifest for $query" }
 
     $deps = @(install_deps $manifest $arch) + @(runtime_deps $manifest) | select -uniq
 
     foreach($dep in $deps) {
         if($resolved -notcontains $dep) {
             if($unresolved -contains $dep) {
-                abort "circular dependency detected: $app -> $dep"
+                abort "Circular dependency detected: $app -> $dep"
             }
             dep_resolve $dep $arch $resolved $unresolved
         }

lib/getopt.ps1

@@ -37,14 +37,14 @@ function getopt($argv, $shortopts, $longopts) {
             if($longopt) {
                 if($longopt.endswith('=')) { # requires arg
                     if($i -eq $argv.length - 1) {
-                        return err "option --$name requires an argument"
+                        return err "Option --$name requires an argument."
                     }
                     $opts.$name = $argv[++$i]
                 } else {
                     $opts.$name = $true
                 }
             } else {
-                return err "option --$name not recognized"
+                return err "Option --$name not recognized."
             }
         } elseif($arg.startswith('-') -and $arg -ne '-') {
             for($j = 1; $j -lt $arg.length; $j++) {
@@ -54,14 +54,14 @@ function getopt($argv, $shortopts, $longopts) {
                     $shortopt = $matches[0]
                     if($shortopt[1] -eq ':') {
                         if($j -ne $arg.length -1 -or $i -eq $argv.length - 1) {
-                            return err "option -$letter requires an argument"
+                            return err "Option -$letter requires an argument."
                         }
                         $opts.$letter = $argv[++$i]
                     } else {
                         $opts.$letter = $true
                     }
                 } else {
-                    return err "option -$letter not recognized"
+                    return err "Option -$letter not recognized."
                 }
             }
         } else {