Module filter 

Functions

combine_measurements_and_filters

Combine measurements (as exact matches) and filter patterns into a single list Measurements are converted to anchored regex patterns for exact matching

compile_filters

Compile filter patterns into regex objects

matches_any_filter

Check if a measurement name matches any of the compiled filters Returns true if filters is empty (no filters = match all)

measurements_to_anchored_regex

Convert measurement names to anchored regex patterns for exact matching This escapes special regex characters and adds ^ and $ anchors