https://github.com/hedronvision/bazel-compile-commands-extractor/pull/89#discussion_r1037780681

refresh.template.py: do not suppress error when locate xcrun toolchain

Author: xinzhengzhang

refresh.template.py

@@ -701,7 +701,6 @@ def _get_apple_active_clang():
     """Get path to xcode-select'd clang version."""
     return subprocess.check_output(
         ('xcrun', '--find', 'clang'),
-        stderr=subprocess.DEVNULL, # Suppress superfluous error messages like "Requested but did not find extension point with identifier..."
         encoding=locale.getpreferredencoding()
     ).rstrip()
     # Unless xcode-select has been invoked (like for a beta) we'd expect, e.g., '/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang' or '/Library/Developer/CommandLineTools/usr/bin/clang'.
@@ -712,7 +711,6 @@ def _get_apple_active_swiftc():
     """Get path to xcode-select'd swiftc version."""
     return subprocess.check_output(
         ('xcrun', '--find', 'swiftc'),
-        stderr=subprocess.DEVNULL, # Suppress superfluous error messages like "Requested but did not find extension point with identifier..."
         encoding=locale.getpreferredencoding()
     ).rstrip()