dots_expressions: Extract unevaluated expressions.

In crowding/vadr: Macros, metaprogramming, and pleasant programming idioms.

Description

From any set of arguments (typically passing ..., dots_expressions retreives the associated expressions.) The corresponding method expressions method of dots objects extracts the dots argument.

Usage

expressions(x)

## S3 method for class '...'
expressions(x)

dots_expressions(...)

list_quote(...)

expressions(x) <- value

Arguments

x	A dots object (see dots).
...	Any arguments.
value	A list of expressions.

Value

A named list of expressions. The mutator expressions<- applies new expressions to the given promises (which must be unevaluated.)

For list_quote, a list containing the unevaluated expressions of each argument.

Note

dots_expressions is the same as list_quote.

See Also

dots_unpack dots_environments

crowding/vadr documentation built on May 14, 2019, 11:33 a.m.