Check whether a data frame conforms to a sample frame

Verifies that no row violates any subset/filter rule, that key columns are present, and reports check rules. Use it to enforce the "contract" at any point.

Usage

conform(df, sfw, verbose = TRUE)

Arguments

df

A data frame.

sfw

A sample frame.

verbose

Print a summary.

Value

Invisibly, a list: conformant, rows_total, rows_violating, missing_keys, checks.