Basename takes a string containing a filesystem path and removes all except the last portion from it.

Dirname takes a string containing a filesystem path and removes the last portion from it.

File reads the contents of the file at the given path.

FileExists determines whether a file exists at the given path.

FileSet enumerates a set of files given a glob pattern The underlying function implementation works relative to a particular base directory, so this wrapper takes a base directory string and uses it to construct the underlying function before calling it.

MakeFileExistsFunc is a function that takes a path and determines whether a file exists at that path.

MakeFileFunc constructs a function that takes a file path and returns the contents of that file, either directly as a string (where valid UTF-8 is required) or as a string containing base64 bytes.

MakeFileSetFunc is a function that takes a glob pattern and enumerates a file set from that pattern.

Pathexpand takes a string that might begin with a `~` segment, and if so it replaces that segment with the current user's home directory path.

AbsPathFunc is a function that converts a filesystem path to an absolute path.

BasenameFunc is a function that takes a string containing a filesystem path and removes all except the last portion from it.

DirnameFunc is a function that takes a string containing a filesystem path and removes the last portion from it.

PathExpandFunc is a function that expands a leading ~ character to the current user's home directory.