Merge pull request #5538 from systeminit/deno/cache_marker

fix: ensure deno_cache rules are run under buck2 build

bin/lang-js/BUCK

@@ -23,20 +23,22 @@ alias(
 )
 
 deno_cache(
-  name = "cache"
+  name = "cache",
+  srcs = glob(["src/**/*.ts"])
 )
 
 # this builds bundle.ts so it can be used at runtime by function execution
 deno_run(
     name = "build",
     main = "src/build.ts",
     out = "src/bundle.ts",
-    srcs = glob([
-        "src/**/build.ts",
-    ]) + [
+    srcs = [
         ":cache",
         "//:deno_workspace"
-    ],
+    ] +
+    glob([
+        "src/**/build.ts",
+    ]),
     permissions = [
         "allow-all",
     ],
@@ -47,13 +49,13 @@ deno_compile(
     name = "bin",
     main = "src/index.ts",
     out = "lang-js",
-    srcs = glob([
+    srcs = [
+        ":build",
+    ] +
+    glob([
         "src/**/*.ts",
         "src/**/*.js",
-    ]) + [
-        ":build",
-        "//:deno_workspace"
-    ],
+    ]),
     permissions = [
         "allow-all",
     ],

prelude-si/deno.bzl

@@ -14,17 +14,22 @@ load(
 def deno_cache_impl(ctx: AnalysisContext) -> list[Provider]:
     """Implementation of the deno_cache rule."""
     deno_toolchain = ctx.attrs._deno_toolchain[DenoToolchainInfo]
+    out = ctx.actions.declare_output("deno_cache_marker")
+
 
     cmd = cmd_args(
         ctx.attrs._python_toolchain[PythonToolchainInfo].interpreter,
         deno_toolchain.deno_cache[DefaultInfo].default_outputs[0],
     )
+    cmd.add("--marker", out.as_output())
 
     for src in ctx.attrs.srcs:
         cmd.add("--input", src)
 
+    ctx.actions.run(cmd, category = "deno", identifier = "deno_cache")
+
     return [
-        DefaultInfo(),
+        DefaultInfo(default_output = out),
         RunInfo(args = cmd),
     ]