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Check All Identical

Source: R/chk-all-identical.R
chk_all_identical.Rd

Checks all elements in x identical using

length(x) < 2L || all(vapply(x, vld_identical, TRUE, y = x[[1]]))

Pass: c(1, 1, 1), list(1, 1)

Fail: c(1, 1.0000001), list(1, NA)

Usage

chk_all_identical(x, x_name = NULL)

vld_all_identical(x)

Arguments

x

The object to check.

x_name

A string of the name of object x or NULL.

Value

The chk_ function throws an informative error if the test fails or returns the original object if successful so it can used in pipes.

The vld_ function returns a flag indicating whether the test was met.

Functions

  • vld_all_identical(): Validate All Identical

See also

Other chk_alls: chk_all_equal(), chk_all_equivalent(), chk_all()

Examples

# chk_all_identical
chk_all_identical(c(1, 1))
try(chk_all_identical(c(1, 1.1)))
#> Error in eval(expr, envir, enclos) : 
#>   `c(1, 1.1)` must have identical elements.
# vld_all_identical
vld_all_identical(c(1, 1))
#> [1] TRUE