feature: update the implementation of CapitalizationRule to be more f…

…lexible

Tests/ApolloCodegenTests/ApolloCodegenConfigurationCodableTests.swift

@@ -39,7 +39,7 @@ class ApolloCodegenConfigurationCodableTests: XCTestCase {
         ),
         options: .init(
           additionalCapitalizationRules: [
-            .uppercase(regex: "[Ii]d")
+            CapitalizationRule(term: .regex("[Ii]d"), strategy: .upper)
           ],
           additionalInflectionRules: [
             .pluralization(singularRegex: "animal", replacementRegex: "animals")
@@ -105,8 +105,11 @@ class ApolloCodegenConfigurationCodableTests: XCTestCase {
         "options" : {
           "additionalCapitalizationRules" : [
             {
-              "uppercase" : {
-                "regex" : "[Ii]d"
+              "strategy" : "upper",
+              "term" : {
+                "regex" : {
+                  "_0" : "[Ii]d"
+                }
               }
             }
           ],

apollo-ios-codegen/Sources/ApolloCodegenLib/Capitalizer.swift

@@ -1,9 +1,23 @@
 import Foundation
 
-public enum CapitalizationRule: Codable, Equatable {
-  case uppercase(regex: String)
-  case lowercase(regex: String)
-  case titlecase(regex: String)
-  case camelcase(regex: String)
-  case pascalcase(regex: String)
+public struct CapitalizationRule: Codable, Equatable, Sendable {
+  public enum Term: Codable, Equatable, Sendable {
+    case string(String)
+    case regex(String)
+  }
+
+  public enum CaseStrategy: String, Codable, Equatable, Sendable {
+    case upper
+    case lower
+    case camel
+    case pascal
+  }
+
+  public let term: Term
+  public let strategy: CaseStrategy
+
+  public init(term: Term, strategy: CaseStrategy) {
+    self.term = term
+    self.strategy = strategy
+  }
 }