grub-script-check
The program grub-script-check takes a GRUB script file and checks it for syntax errors. tldr-pages
On Linux
Linux
The program grub-script-check takes a GRUB script file and checks it for syntax errors. It may take a path as a non-option argument. If none is supplied, it will read from stdin.
Check a specific script file for syntax errors
grub-script-check path/to/grub_config_fileIdentifyDisplay each line of input after reading it
grub-script-check --verboseIdentifyDisplay help
grub-script-check --helpIdentifyDisplay version
grub-script-check --versionIdentify