For example with niri, if you forget quotes on a string value, you get this error.
$ niri validate
Error: × error loading config
├─▶ error parsing
╰─▶ error parsing KDL
Error: × identifiers cannot be used as arguments
╭─[config.kdl:42:1]
42 │ // Disable acceleration.
43 │ accel-profile flat
· ──┬─
· ╰── unexpected identifier
44 │ }
╰────
help: consider enclosing in double quotes ".."Seems like the opposite:
Example from kdl website without quotes
package { name my-pkg
Example from scfg with quotes
train "Shinkansen" {