BaseDir get base dir from a path /a/b/c.ext => /a/b /a/b/c => /a/b.

Basename get the base name from a path /a/b/c.ext => /a/b/c.

CallerInfo get call info, include filename, line number or function name.

ChangeWorkDir change current working dir.

CreateFile create file.

DirName get dir name from a path /a/b/c => c.

EnsureWorkDir ensure the working dir is set the correct dir specified by user.

Filename get file name from a path /a/b/c.ext => c.ext.

GetRelativePath get relative path.

GetWorkDir get current working dir.

IsPathNotExist check if path is not exist.

Visit get files in a specific dir.

WriterFile write bytes to file.