Bug : plugin fails for calc(infinity 1s)

Bug : plugin fails for calc(infinity 1s): a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). Running the plugin fails on css containing a calculation using constant values. (See: https://developer.mozilla.org/en-US/docs/Web/CSS/calc-constant)