feat(scoop-cat): Use bat to pretty-print JSON (ScoopInstaller#4742)

* feat(scoop-cat): Use `bat` to pretty-print JSON

* update changelog

* hide filename and line numbers

* Add `cat_style` config option

* use underscores

* Revert "use underscores"

This reverts commit 46524fc.

* Apply suggestions from code review

Co-authored-by: Hsiao-nan Cheung <niheaven@gmail.com>

Co-authored-by: Hsiao-nan Cheung <niheaven@gmail.com>

CHANGELOG.md

@@ -11,6 +11,7 @@
 - **scoop-list:** Allow list manipulation ([#4718](https://github.com/ScoopInstaller/Scoop/issues/4718))
 - **scoop-list:** Show last-updated time [#4723](https://github.com/ScoopInstaller/Scoop/issues/4723))
 - **scoop-cache:** Handle multiple apps and show detailed information ([#4738](https://github.com/ScoopInstaller/Scoop/pull/4738))
+- **scoop-cat:** Use `bat` to pretty-print JSON ([#4742](https://github.com/ScoopInstaller/Scoop/pull/4742))
 
 ### Bug Fixes
 

lib/install.ps1

@@ -1,5 +1,5 @@
-. "$psscriptroot/autoupdate.ps1"
-. "$psscriptroot/buckets.ps1"
+. "$PSScriptRoot/autoupdate.ps1"
+. "$PSScriptRoot/buckets.ps1"
 
 function nightly_version($date, $quiet = $false) {
     $date_str = $date.tostring("yyyyMMdd")
@@ -34,9 +34,14 @@ function install_app($app, $architecture, $global, $suggested, $use_cache = $tru
         return
     }
 
-    if ((get_config 'manifest-review' $false) -and ($MyInvocation.ScriptName -notlike '*scoop-update*')) {
-        Write-Output "Manifest: $app.json"
-        Write-Output $manifest | ConvertToPrettyJson
+    if ((get_config 'manifest_review' $false) -and ($MyInvocation.ScriptName -notlike '*scoop-update*')) {
+        Write-Host "Manifest: $app.json"
+        $style = get_config cat_style
+        if ($style) {
+            $manifest | ConvertToPrettyJson | bat --no-paging --style $style --language json
+        } else {
+            $manifest | ConvertToPrettyJson
+        }
         $answer = Read-Host -Prompt "Continue installation? [Y/n]"
         if (($answer -eq 'n') -or ($answer -eq 'N')) {
             return

libexec/scoop-cat.ps1

@@ -1,11 +1,11 @@
 # Usage: scoop cat <app>
-# Summary: Show content of specified manifest.
+# Summary: Show content of specified manifest. If available, `bat` will be used to pretty-print the JSON.
 
 param($app)
 
-. "$psscriptroot\..\lib\manifest.ps1"
-. "$psscriptroot\..\lib\install.ps1"
-. "$psscriptroot\..\lib\help.ps1"
+. "$PSScriptRoot\..\lib\manifest.ps1"
+. "$PSScriptRoot\..\lib\install.ps1"
+. "$PSScriptRoot\..\lib\help.ps1"
 
 reset_aliases
 
@@ -15,7 +15,12 @@ $app, $bucket, $null = parse_app $app
 $app, $manifest, $bucket, $url = Find-Manifest $app $bucket
 
 if ($manifest) {
-        $manifest | ConvertToPrettyJson | Write-Host
+        $style = get_config cat_style
+        if ($style) {
+                $manifest | ConvertToPrettyJson | bat --no-paging --style $style --language json
+        } else {
+                $manifest | ConvertToPrettyJson
+        }
 } else {
         abort "Couldn't find manifest for '$app'$(if($url) { " at the URL $url" })."
 }

libexec/scoop-config.ps1

@@ -81,6 +81,12 @@
 #       API key used for uploading/scanning files using virustotal.
 #       See: 'https://support.virustotal.com/hc/en-us/articles/115002088769-Please-give-me-an-API-key'
 #
+# cat_style:
+#       When set to a non-empty string, Scoop will use 'bat' to display the manifest for
+#       the `scoop cat` command and while doing manifest review. This requires 'bat' to be
+#       installed (run `scoop install bat` to install it), otherwise errors will be thrown.
+#       The accepted values are the same as ones passed to the --style flag of 'bat'.
+#
 # ignore_running_processes: $true|$false
 #       When set to $false (default), Scoop would stop its procedure immediately if it detects
 #       any target app process is running. Procedure here refers to reset/uninstall/update.