message: Update TypeScriptTest.py to work better cross platform
diff: # See the License for the specific language governing permissions and
  # limitations under the License.
  -import argparse
  -import filecmp
  -import glob
  import platform
  import shutil
  import subprocess
  +import sys
  from pathlib import Path
  # Get the path where this script is located so we can invoke the script from
  @@ -29,8 +27,11 @@ tests_path = Path(__file__).parent.resolve()
  # Get the root path as an absolute path, so all derived paths are absolute.
  root_path = tests_path.parent.absolute()
  +# Windows works with subprocess.run a bit differently.
  +is_windows = platform.system() == "Windows"
  +
  # Get the location of the flatc executable
  -flatc_exe = Path("flatc" if not platform.system() == "Windows" else "flatc.exe")
  +flatc_exe = Path("flatc.exe" if is_windows else "flatc")
  # Find and assert flatc compiler is present.
  if root_path in flatc_exe.parents:
  @@ -38,6 +39,9 @@ if root_path in flatc_exe.parents:
  flatc_path = Path(root_path, flatc_exe)
  assert flatc_path.exists(), "Cannot find the flatc compiler " + str(flatc_path)
  +def check_call(args, cwd=tests_path):
  + subprocess.check_call(args, cwd=str(cwd), shell=is_windows)
  +
  # Execute the flatc compiler with the specified parameters
  def flatc(options, schema, prefix=None, include=None, data=None, cwd=tests_path):
  cmd = [str(flatc_path)] + options
  @@ -48,13 +52,12 @@ def flatc(options, schema, prefix=None, include=None, data=None, cwd=tests_path)
  cmd += [schema] if isinstance(schema, str) else schema
  if data:
  cmd += [data] if isinstance(data, str) else data
  - result = subprocess.run(cmd, cwd=str(cwd), check=True)
  -
  + check_call(cmd)
  print("Removing node_modules/ directory...")
  shutil.rmtree(Path(tests_path, "node_modules"), ignore_errors=True)
  -assert subprocess.run(["npm", "install", "--silent"], cwd=str(tests_path), shell=True)
  +check_call(["npm", "install", "--silent"])
  print("Invoking flatc...")
  flatc(
  @@ -110,15 +113,11 @@ flatc(
  )
  print("Running TypeScript Compiler...")
  -assert subprocess.run(["tsc"], cwd=str(tests_path), shell=True)
  +check_call(["tsc"])
  NODE_CMD = ["node", "-r", "esm"]
  print("Running TypeScript Tests...")
  -assert subprocess.run(NODE_CMD + ["JavaScriptTest"], cwd=str(tests_path), shell=True)
  -assert subprocess.run(
  - NODE_CMD + ["JavaScriptUnionVectorTest"], cwd=str(tests_path), shell=True
  -)
  -assert subprocess.run(
  - NODE_CMD + ["JavaScriptFlexBuffersTest"], cwd=str(tests_path), shell=True
  -)
  +check_call(NODE_CMD + ["JavaScriptTest"])
  +check_call(NODE_CMD + ["JavaScriptUnionVectorTest"])
  +check_call(NODE_CMD + ["JavaScriptFlexBuffersTest"])
  \ No newline at end of file
  