tools: avoid parsing test files twice

tools: avoid parsing test files twice · nodejs/node@99da7fb

Original file line number	Diff line number	Diff line change
`@@ -788,6 +788,11 @@ def Execute(args, context, timeout=None, env=None, disable_core_files=False,`
`788`	`788`	`for key, value in env.items():`
`789`	`789`	`env_copy[key] = value`
`790`	`790`
	`791`	`+# We append NODE_SKIP_FLAG_CHECK (ref: test/common/index.js)`
	`792`	`+# to avoid parsing the test files twice when looking for`
	`793`	`+# flags or environment variables defined via // Flags: and // Env:`
	`794`	`+env_copy["NODE_SKIP_FLAG_CHECK"] = "true"`
	`795`	`+`
`791`	`796`	`preexec_fn = None`
`792`	`797`
`793`	`798`	`def disableCoreFiles():`