Wrote a TASTy parser

Author: Jaden Peterson

scala/private/macros/scala_repositories.bzl

@@ -37,6 +37,7 @@ _COMPILER_SOURCES_ENTRY_TEMPLATE = """
         "@io_bazel_rules_scala_config//:scala_version{scala_version_suffix}":
             "@scala_compiler_source{scala_version_suffix}//:src","""
 
+_IZUMI_REFLECT_DEPS = ["dev_zio_izumi_reflect_thirdparty_boopickle_shaded"]
 _JUNIT_DEPS = ["io_bazel_rules_scala_org_hamcrest_hamcrest_core"]
 _SPECS2_DEPS = [
     "org_portable_scala_portable_scala_reflect",
@@ -150,6 +151,7 @@ def rules_scala_setup(scala_compiler_srcjar = None):
 
 def _artifact_ids(scala_version):
     result = [
+        "commons_io_commons_io",
         "io_bazel_rules_scala_junit_junit",
         "io_bazel_rules_scala_org_specs2_specs2_common",
         "io_bazel_rules_scala_org_specs2_specs2_core",
@@ -179,6 +181,8 @@ def _artifact_ids(scala_version):
 
     if scala_version.startswith("3."):
         result.extend([
+            "com_softwaremill_common_tagging",
+            "dev_zio_izumi_reflect",
             "io_bazel_rules_scala_scala_asm",
             "io_bazel_rules_scala_scala_compiler_2",
             "io_bazel_rules_scala_scala_interfaces",
@@ -193,6 +197,8 @@ def _artifact_ids(scala_version):
             "org_scala_sbt_util_interface",
         ])
 
+        result.extend(_IZUMI_REFLECT_DEPS)
+
     return result
 
 def rules_scala_toolchain_deps_repositories(

scripts/create_repository.py

@@ -107,6 +107,7 @@ def select_root_artifacts(scala_version, scala_major, is_scala_3) -> List[str]:
         f'com.thesamet.scalapb:protoc-bridge_{scala_2_major}:{protoc_bridge_version}',
         f'com.thesamet.scalapb:scalapb-runtime-grpc_{scala_2_major}:{scalapb_version}',
         f'com.thesamet.scalapb:scalapb-runtime_{scala_2_major}:{scalapb_version}',
+        'commons-io:commons-io:2.18.0',
         f'org.scala-lang.modules:scala-parser-combinators_{scala_2_major}:{PARSER_COMBINATORS_VERSION}',
         f'org.scala-lang:scala-compiler:{scala_2_version}',
         f'org.scala-lang:scala-library:{scala_2_version}',
@@ -128,6 +129,8 @@ def select_root_artifacts(scala_version, scala_major, is_scala_3) -> List[str]:
 
     if is_scala_3:
         root_artifacts.extend([
+            'com.softwaremill.common:tagging_3:2.3.5',
+            'dev.zio:izumi-reflect_3:2.3.10',
             f'org.jline:jline-reader:{JLINE_VERSION}',
             f'org.jline:jline-terminal:{JLINE_VERSION}',
             f'org.jline:jline-terminal-jna:{JLINE_VERSION}',

src/scala/io/bazel/rules_scala/dottyijar/tasty/BUILD

@@ -0,0 +1,46 @@
+load("//scala:scala.bzl", "scala_library_for_plugin_bootstrapping", "scala_specs2_junit_test")
+load("@bazel_skylib//rules:copy_file.bzl", "copy_file")
+
+scala_library_for_plugin_bootstrapping(
+    name = "tasty",
+    srcs = glob(
+        ["*.scala"],
+        exclude = ["*.spec.scala"],
+    ),
+    scala_version = "3.6.2",
+    visibility = ["//visibility:public"],
+    deps = [
+        "//src/scala/io/bazel/rules_scala/dottyijar/tasty/format",
+        "@com_softwaremill_common_tagging_3_6_2",
+        "@dev_zio_izumi_reflect_3_6_2",
+        "@dev_zio_izumi_reflect_thirdparty_boopickle_shaded_3_6_2",
+        "@io_bazel_rules_scala_scala_compiler_3_6_2",
+        "@io_bazel_rules_scala_scala_tasty_core_3_6_2",
+    ],
+)
+
+copy_file(
+    name = "scala3-compiler-jar",
+    src = "@io_bazel_rules_scala_scala_compiler_3_6_2//:scala3-compiler_3-3.6.2.jar",
+    out = "scala3-compiler.jar",
+)
+
+scala_specs2_junit_test(
+    name = "specs",
+    srcs = glob(["*.spec.scala"]),
+    jvm_flags = ["-DDEBUG_TASTYFORMAT=true"],
+    resource_strip_prefix = package_name(),
+    resources = [":scala3-compiler-jar"],
+    scala_version = "3.6.2",
+    suffixes = ["Spec"],
+    deps = [
+        ":tasty",
+        "//src/scala/io/bazel/rules_scala/dottyijar/tasty/format",
+        "@commons_io_commons_io_3_6_2",
+        "@io_bazel_rules_scala_org_specs2_specs2_common_3_6_2",
+        "@io_bazel_rules_scala_org_specs2_specs2_core_3_6_2",
+        "@io_bazel_rules_scala_org_specs2_specs2_junit",
+        "@io_bazel_rules_scala_org_specs2_specs2_matcher_3_6_2",
+        "@io_bazel_rules_scala_scala_compiler_3_6_2",
+    ],
+)