has_cols: Does the input have rows/columns?

Description Usage Arguments Value See Also Examples

Description

Checks to see if the input has rows/columns.

Usage

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assert_has_cols(x, severity = getOption("assertive.severity", "stop"))

assert_has_rows(x, severity = getOption("assertive.severity", "stop"))

has_cols(x, .xname = get_name_in_parent(x))

has_rows(x, .xname = get_name_in_parent(x))

Arguments

x

Input to check.

severity

How severe should the consequences of the assertion be? Either "stop", "warning", "message", or "none".

.xname

Not intended to be used directly.

Value

has_rows and has_cols return TRUE if nrow and ncol respectively return a value that is non-null and positive. The assert_* functions return nothing but throw an error if the corresponding has_* function returns FALSE.

See Also

ncol.

Examples

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assertive.properties documentation built on May 2, 2019, 5:13 a.m.