Migrate from rules_nodejs to rules_js/rules_ts (#7923)

* Start using pnpm

* Add @npm

* get more stuff set up

* Get the analysis phase passing.

* Get esbuild working?

* Get it compiling?

    $ bazel build //tests/ts/...

* Try to get the test working

* test is passing

* Get the other tests working

* clarify comment

* clean up a bit

* Try to add another test

* Add another test

* clean up more

* remove unused reference

* Add e2e test

* Get more of the test working

* add lock file

* Get test working on its own

* Get e2e test passing

* fix infinite recursion

* Add comments

* clean up some more

* clean up more again

* Source typescript version from package.json

* run buildifier

* lint

* Fix unset `extra_env`

* Incorporate feedback

* run buildifier

---------

Co-authored-by: Derek Bailey <derekbailey@google.com>

build_defs.bzl

@@ -48,7 +48,10 @@ def flatbuffer_library_public(
         restricted_to = None,
         target_compatible_with = None,
         flatc_path = "@com_github_google_flatbuffers//:flatc",
-        output_to_bindir = False):
+        output_to_bindir = False,
+        tools = None,
+        extra_env = None,
+        **kwargs):
     """Generates code files for reading/writing the given flatbuffers in the requested language using the public compiler.
 
     Args:
@@ -73,6 +76,11 @@ def flatbuffer_library_public(
         to use.
       flatc_path: Bazel target corresponding to the flatc compiler to use.
       output_to_bindir: Passed to genrule for output to bin directory.
+      tools: Optional, passed to genrule for list of tools to make available
+        during the action.
+      extra_env: Optional, must be a string of "VAR1=VAL1 VAR2=VAL2". These get
+        set as environment variables that "flatc_path" sees.
+      **kwargs: Passed to the underlying genrule.
 
 
     This rule creates a filegroup(name) with all generated source files, and
@@ -83,6 +91,8 @@ def flatbuffer_library_public(
         include_paths = default_include_paths(flatc_path)
     include_paths_cmd = ["-I %s" % (s) for s in include_paths]
 
+    extra_env = extra_env or ""
+
     # '$(@D)' when given a single source target will give the appropriate
     # directory. Appending 'out_prefix' is only necessary when given a build
     # target with multiple sources.
@@ -92,7 +102,7 @@ def flatbuffer_library_public(
     genrule_cmd = " ".join([
         "SRCS=($(SRCS));",
         "for f in $${SRCS[@]:0:%s}; do" % len(srcs),
-        "OUTPUT_FILE=\"$(OUTS)\" $(location %s)" % (flatc_path),
+        "OUTPUT_FILE=\"$(OUTS)\" %s $(location %s)" % (extra_env, flatc_path),
         " ".join(include_paths_cmd),
         " ".join(flatc_args),
         language_flag,
@@ -105,12 +115,13 @@ def flatbuffer_library_public(
         srcs = srcs + includes,
         outs = outs,
         output_to_bindir = output_to_bindir,
-        tools = [flatc_path],
+        tools = (tools or []) + [flatc_path],
         cmd = genrule_cmd,
         compatible_with = compatible_with,
         target_compatible_with = target_compatible_with,
         restricted_to = restricted_to,
         message = "Generating flatbuffer files for %s:" % (name),
+        **kwargs
     )
     if reflection_name:
         reflection_genrule_cmd = " ".join([