check_that {validate}

Simple data validation interface

Description

Simple data validation interface

Usage

check_that(dat, ...)

Arguments

dat

an R object carrying data

...

a comma-separated set of validating expressions.

Value

An object of class validation

Details

Creates an object of class validator and confronts it with the data. This function is easy to use in combination with the magrittr pipe operator.

See Also

Other validation-methods: aggregate,validation-method, all,validation-method, any,validation-method, barplot,validation-method, compare(), confront(), event(), names<-,rule,character-method, plot,validation-method, sort,validation-method, summary(), validation-class, values()

Examples

cf <- check_that(women, height>0, height/weight < 0.5)
cf
summary(cf)
barplot(cf)


## Not run: 
# this works only after loading the 'magrittr' package
women %>% 
  check_that(height>0, height/weight < 0.5) %>%
  summary()

## End(Not run)