Make SKDRequestDictionaryReader conform to CustomStringConvertible

Author: ahoppen

Sources/SwiftSourceKitPlugin/SKDRequestDictionaryReader.swift

@@ -13,14 +13,34 @@
 import Csourcekitd
 import SourceKitD
 
+#if canImport(Darwin)
+import Darwin
+#elseif canImport(Glibc)
+import Glibc
+#elseif canImport(Musl)
+import Musl
+#elseif canImport(CRT)
+import CRT
+#elseif canImport(Bionic)
+import Bionic
+#endif
+
 /// Provide getters to get values of a sourcekitd request dictionary.
 ///
 /// This is not part of the `SourceKitD` module because it uses `SourceKitD.servicePluginAPI` which must not be accessed
 /// outside of the service plugin.
-final class SKDRequestDictionaryReader: Sendable {
+final class SKDRequestDictionaryReader: Sendable, CustomStringConvertible {
   private nonisolated(unsafe) let dict: sourcekitd_api_object_t
   let sourcekitd: SourceKitD
 
+  var description: String {
+    guard let description = sourcekitd.api.request_description_copy(dict) else {
+      return "getting request description failed"
+    }
+    defer { free(description) }
+    return String(cString: description)
+  }
+
   /// Creates an `SKDRequestDictionary` that essentially provides a view into the given opaque
   /// `sourcekitd_api_object_t`.
   init?(_ request: sourcekitd_api_object_t, sourcekitd: SourceKitD) {

Sources/SwiftSourceKitPlugin/SKDResponse.swift

@@ -74,7 +74,7 @@ final class SKDResponse: CustomStringConvertible, Sendable {
   }
 
   public var description: String {
-    let cstr = sourcekitd.api.request_description_copy(value)!
+    let cstr = sourcekitd.api.response_description_copy(value)!
     defer { free(cstr) }
     return String(cString: cstr)
   }