Extract file names from user prompt

This function extracts file names from the user prompt. Current filenames that are supported by this function are *.txt, *.tsv, *.csv *.xls, *.xlsx, *.bed, *.bigWig, *.bw and *.bigBed. Other filenames will not be extracted. If no filenames are found, the function will return NA.

Usage

extractFilenames(text)

Arguments

text

user prompt

Value

A list holding file names from the user prompt.

Examples

{
user_prompt <- "How do I perform PCA on data in my file called test.txt?"
extractFilenames(text=user_prompt)
}
#> [1] "test.txt"