The `edit_code` function prompts the user to provide a plain English description of how the code in a given file
should be modified. The function then generates the modified code based on the user's input
and writes it back to the specified file.
Returns the name of the file containing the modified code.
Arguments
filename
A character string representing the name of the file containing the code to be edited.
chatlog_id
An optional character string representing the chatlog ID. Defaults to ".__CURRENTCODEFILE__".
This ID is used to maintain the conversation history with the AI.
if (FALSE) {
# Edit code in an existing file based on user inputmodified_code_file <- edit_code("example_code.R")
# Check the content of the modified code filecat(readLines(modified_code_file))
}