introduce select_since for backwards incompatible dependencies in c…

…lion

clwb/BUILD

@@ -26,6 +26,7 @@ load(
     "//testing:test_defs.bzl",
     "intellij_unit_test_suite",
 )
+load(":build_defs.bzl", "select_since")
 load(":test_defs.bzl", "clwb_integration_test")
 
 licenses(["notice"])
@@ -34,14 +35,20 @@ intellij_plugin_library(
     name = "plugin_library",
     optional_plugin_xmls = [
         "optional_clwb_oclang",
-        "//clwb/src/com/google/idea/blaze/clwb/radler:plugin_xml",
-    ],
+    ] + select_since(
+        "2024.3",
+        ["//clwb/src/com/google/idea/blaze/clwb/radler:plugin_xml"],
+        default = [],
+    ),
     plugin_xmls = ["src/META-INF/clwb.xml"],
     visibility = PLUGIN_PACKAGES_VISIBILITY,
     deps = [
         ":clwb_lib",
-        "//clwb/src/com/google/idea/blaze/clwb/radler:lib",
-    ],
+    ] + select_since(
+        "2024.3",
+        ["//clwb/src/com/google/idea/blaze/clwb/radler:lib"],
+        default = [],
+    ),
 )
 
 optional_plugin_xml(

clwb/build_defs.bzl

@@ -0,0 +1,48 @@
+load("//intellij_platform_sdk:build_defs.bzl", "INDIRECT_IJ_PRODUCTS")
+
+SUPPORTED_VERSIONS = {
+    "clion-oss-oldest-stable": INDIRECT_IJ_PRODUCTS["clion-oss-oldest-stable"],
+    "clion-oss-latest-stable": INDIRECT_IJ_PRODUCTS["clion-oss-latest-stable"],
+    "clion-oss-under-dev": INDIRECT_IJ_PRODUCTS["clion-oss-under-dev"],
+}
+
+def _version_to_number(version):
+    """
+    Turns a clion version `clion-20xx.x` to an integer. Used for comparing clion versions.
+    """
+
+    # take the last six characters of the version `20xx.x `
+    version = version[-6:]
+
+    # replace the dot with a 0
+    version = version.replace(".", "0")
+
+    return int(version)
+
+def select_since(since, value, default = None):
+    """
+    Returns a select that based on targeted clion version. The select returns the `value` if the target version is
+    bigger or equal to the specified `version`. If a default value is defined this value is returned otherwise.
+
+    Might be good replacement for sdkcompat if only future versions are targeted.
+
+    Args:
+      since: the minimum supported version
+      value: the value to select if the current target version is bigger or equal than `since
+      default: a optional default value
+    """
+
+    select_params = dict()
+
+    for name, version in SUPPORTED_VERSIONS.items():
+        if _version_to_number(version) >= _version_to_number(since):
+            select_params["//intellij_platform_sdk:" + version] = value
+            select_params["//intellij_platform_sdk:" + name] = value
+
+    if default != None:
+        select_params["//conditions:default"] = default
+
+    return select(
+        select_params,
+        no_match_error = "unsupported clion version, min version: clion-" + since,
+    )