Get formals of a Function

Returns the arguments of a function from a valid R file.

Usage

get_formals(uri, content, func)

Arguments

uri

Path to R file.

content

R code as string.

func

Function name. If a function is defined multiple times inside the provided file, only the last occurence will be considered.

Value

A named character vector as returned by formals().

Examples

uri <- system.file("testfiles/funcs.R", package = "toscutil")
content <- readLines(uri)
func <- "f2"
if (requireNamespace("languageserver", quietly = TRUE)) {
    get_formals(uri, content, func)
}
#> $a
#> 
#> 
#> $b
#> 
#> 
#> $x
#> [1] 1
#> 
#> $...
#> 
#>