Add empty SwiftLintCore module

Source files will be added to it in a follow-up commit.

BUILD

@@ -13,12 +13,9 @@ load(
 # Targets
 
 swift_library(
-    name = "SwiftLintFramework",
-    srcs = glob(
-        ["Source/SwiftLintFramework/**/*.swift"],
-        exclude = ["Source/SwiftLintFramework/Rules/ExcludedFromBazel/ExtraRules.swift"],
-    ) + ["@swiftlint_extra_rules//:extra_rules"],
-    module_name = "SwiftLintFramework",
+    name = "SwiftLintCore",
+    srcs = glob(["Source/SwiftLintCore/**/*.swift"]),
+    module_name = "SwiftLintCore",
     visibility = ["//visibility:public"],
     deps = [
         "@com_github_apple_swift_syntax//:optlibs",
@@ -31,6 +28,19 @@ swift_library(
     }),
 )
 
+swift_library(
+    name = "SwiftLintFramework",
+    srcs = glob(
+        ["Source/SwiftLintFramework/**/*.swift"],
+        exclude = ["Source/SwiftLintFramework/Rules/ExcludedFromBazel/ExtraRules.swift"],
+    ) + ["@swiftlint_extra_rules//:extra_rules"],
+    module_name = "SwiftLintFramework",
+    visibility = ["//visibility:public"],
+    deps = [
+        ":SwiftLintCore",
+    ],
+)
+
 swift_library(
     name = "swiftlint.library",
     srcs = glob(["Source/swiftlint/**/*.swift"]),

Package.swift

@@ -43,20 +43,24 @@ let package = Package(
             ]
         ),
         .target(
-            name: "SwiftLintFramework",
+            name: "SwiftLintCore",
             dependencies: [
+                .product(name: "CryptoSwift", package: "CryptoSwift", condition: .when(platforms: [.linux])),
+                .target(name: "DyldWarningWorkaround", condition: .when(platforms: [.macOS])),
                 .product(name: "IDEUtils", package: "swift-syntax"),
                 .product(name: "SourceKittenFramework", package: "SourceKitten"),
+                .product(name: "SwiftOperators", package: "swift-syntax"),
+                .product(name: "SwiftParser", package: "swift-syntax"),
                 .product(name: "SwiftSyntax", package: "swift-syntax"),
                 .product(name: "SwiftSyntaxBuilder", package: "swift-syntax"),
-                .product(name: "SwiftParser", package: "swift-syntax"),
-                .product(name: "SwiftOperators", package: "swift-syntax"),
-                "SwiftyTextTable",
-                .target(name: "DyldWarningWorkaround", condition: .when(platforms: [.macOS])),
-                "Yams",
-                .product(name: "CryptoSwift", package: "CryptoSwift", condition: .when(platforms: [.linux]))
+                .product(name: "SwiftyTextTable", package: "SwiftyTextTable"),
+                .product(name: "Yams", package: "Yams"),
             ]
         ),
+        .target(
+            name: "SwiftLintFramework",
+            dependencies: ["SwiftLintCore"]
+        ),
         .target(name: "DyldWarningWorkaround"),
         .target(
             name: "SwiftLintTestHelpers",

Source/SwiftLintCore/Empty.swift

@@ -0,0 +1 @@
+// Intentionally left empty.