feat: Kotlin DSL

BUILD.bazel

@@ -101,3 +101,12 @@ tsconfig_to_swcconfig.t2s(
     stdout = ".swcrc",
     visibility = ["//:__subpackages__"],
 )
+
+# Kotlin compiler options for kotlin-dsl
+load("@rules_kotlin//kotlin:core.bzl", "kt_kotlinc_options")
+
+kt_kotlinc_options(
+    name = "kt_opts",
+    jvm_target = "21",
+    visibility = ["//visibility:public"],
+)

MODULE.bazel

@@ -78,3 +78,24 @@ build_constants(
     name = "build_constants",
     version_file = "//:VERSION",
 )
+
+####### Kotlin (for kotlin-dsl) #########
+bazel_dep(name = "rules_kotlin", version = "2.2.1")
+bazel_dep(name = "rules_jvm_external", version = "6.6")
+
+maven = use_extension("@rules_jvm_external//:extensions.bzl", "maven")
+maven.install(
+    artifacts = [
+        "org.jetbrains.kotlin:kotlin-stdlib:2.3.0",
+        "org.jetbrains.kotlinx:kotlinx-serialization-json:1.9.0",
+        "io.kotest:kotest-runner-junit5:6.0.7",
+        "io.kotest:kotest-assertions-core:6.0.7",
+        "io.kotest:kotest-assertions-json:6.0.7",
+        "org.junit.platform:junit-platform-console:1.11.4",
+    ],
+    repositories = [
+        "https://repo1.maven.org/maven2",
+    ],
+)
+use_repo(maven, "maven")
+###########################################

language/dsl/kotlin/.editorconfig

@@ -0,0 +1,32 @@
+# EditorConfig for Kotlin code style
+# https://editorconfig.org/
+
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+max_line_length = 120
+trim_trailing_whitespace = true
+
+[*.kt]
+# ktlint specific rules
+ktlint_standard_no-wildcard-imports = disabled
+ktlint_standard_package-name = disabled
+
+# Allow trailing commas
+ktlint_standard_trailing-comma-on-call-site = disabled
+ktlint_standard_trailing-comma-on-declaration-site = disabled
+
+# Function signature - allow multi-line
+ktlint_standard_function-signature = disabled
+
+# Disable some strict rules for DSL-style code
+ktlint_standard_parameter-list-wrapping = disabled
+ktlint_standard_argument-list-wrapping = disabled
+
+[*.kts]
+ktlint_standard_no-wildcard-imports = disabled

language/dsl/kotlin/BUILD.bazel

@@ -0,0 +1,59 @@
+load("@rules_kotlin//kotlin:jvm.bzl", "kt_jvm_library", "kt_jvm_test")
+load("@rules_kotlin//kotlin:lint.bzl", "ktlint_config", "ktlint_fix", "ktlint_test")
+
+package(default_visibility = ["//visibility:public"])
+
+ktlint_config(
+    name = "ktlint_config",
+    editorconfig = ".editorconfig",
+)
+
+kt_jvm_library(
+    name = "kotlin-dsl",
+    srcs = glob(["src/main/kotlin/**/*.kt"]),
+    kotlinc_opts = "//:kt_opts",
+    deps = [
+        "@maven//:org_jetbrains_kotlin_kotlin_stdlib",
+        "@maven//:org_jetbrains_kotlinx_kotlinx_serialization_json",
+    ],
+)
+
+kt_jvm_test(
+    name = "kotlin-dsl-test",
+    srcs = glob(["src/test/kotlin/**/*.kt"]),
+    kotlinc_opts = "//:kt_opts",
+    args = [
+        "--select-class=com.intuit.playertools.fluent.IdGeneratorTest",
+        "--select-class=com.intuit.playertools.fluent.FluentBuilderBaseTest",
+        "--select-class=com.intuit.playertools.fluent.FlowTest",
+        "--select-class=com.intuit.playertools.fluent.IntegrationTest",
+        "--select-class=com.intuit.playertools.fluent.StandardExpressionsTest",
+    ],
+    main_class = "org.junit.platform.console.ConsoleLauncher",
+    deps = [
+        ":kotlin-dsl",
+        "@maven//:io_kotest_kotest_assertions_core",
+        "@maven//:io_kotest_kotest_assertions_json",
+        "@maven//:io_kotest_kotest_runner_junit5",
+        "@maven//:org_jetbrains_kotlin_kotlin_stdlib",
+        "@maven//:org_junit_platform_junit_platform_console",
+    ],
+)
+
+ktlint_test(
+    name = "ktlint",
+    srcs = glob([
+        "src/main/kotlin/**/*.kt",
+        "src/test/kotlin/**/*.kt",
+    ]),
+    config = ":ktlint_config",
+)
+
+ktlint_fix(
+    name = "ktlint_fix",
+    srcs = glob([
+        "src/main/kotlin/**/*.kt",
+        "src/test/kotlin/**/*.kt",
+    ]),
+    config = ":ktlint_config",
+)