Replace PSON with JSON

Author: LukasAud

lib/puppet/parser/functions/load_module_metadata.rb

@@ -24,7 +24,11 @@ module Puppet::Parser::Functions
 
     metadata_exists = File.exists?(metadata_json) # rubocop:disable Lint/DeprecatedClassMethods : Changing to .exist? breaks the code
     if metadata_exists
-      metadata = PSON.load(File.read(metadata_json))
+      metadata = if Puppet::Util::Package.versioncmp(Puppet.version, '8.0.0').negative?
+                   PSON.load(File.read(metadata_json))
+                 else
+                   JSON.parse(File.read(metadata_json))
+                 end
     else
       metadata = {}
       raise(Puppet::ParseError, "load_module_metadata(): No metadata.json file for module #{mod}") unless allow_empty_metadata

lib/puppet/parser/functions/loadjson.rb

@@ -49,10 +49,18 @@ module Puppet::Parser::Functions
           warning("Can't load '#{url}' HTTP Error Code: '#{res.status[0]}'")
           args[1]
         end
-        PSON.load(contents) || args[1]
+        if Puppet::Util::Package.versioncmp(Puppet.version, '8.0.0').negative?
+          PSON.load(contents) || args[1]
+        else
+          JSON.parse(contents) || args[1]
+        end
       elsif File.exists?(args[0]) # rubocop:disable Lint/DeprecatedClassMethods : Changing to .exist? breaks the code
         content = File.read(args[0])
-        PSON.load(content) || args[1]
+        if Puppet::Util::Package.versioncmp(Puppet.version, '8.0.0').negative?
+          PSON.load(content) || args[1]
+        else
+          JSON.parse(content) || args[1]
+        end
       else
         warning("Can't load '#{args[0]}' File does not exist!")
         args[1]