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Generic function to test whether a file name conforms to the given a FileFormat instance. Will test for match to data file only

Source: R/all_generic.R, R/file_format.R
data_file_matches-methods.Rd

Validates whether a file name conforms to the data file format specification.

Usage

data_file_matches(x, file_name)

# S4 method for class 'FileFormat,character'
data_file_matches(x, file_name)

Arguments

x

A FileFormat object specifying the format requirements

file_name

A character string specifying the file name to validate

Value

TRUE for match, FALSE otherwise.

Details

The function performs case-sensitive pattern matching to verify that the file name ends with the specified data extension. The match is performed using a regular expression that ensures the extension appears at the end of the file name.

See also

file_matches, header_file_matches for related file format validation

Examples


fmt <- new("FileFormat", header_extension = "hdr", data_extension = "img")
data_file_matches(fmt, "brain_scan.img")  # TRUE
#> [1] TRUE
data_file_matches(fmt, "brain_scan.hdr")  # FALSE
#> [1] FALSE
data_file_matches(fmt, "brain.img.gz")    # FALSE
#> [1] FALSE