DetermineTagEnvFile returns the tag value and the optional env file path.

DownloadSolutionPackage downloads the solution package into the specified target path targetPath may be one of the following: - the empty string: download to a temporary file - a directory: download to a file in that directory - a file: download to that file The function returns the path to the downloaded file and error.

IsValidSolutionName checks if the solution name is valid.

IsValidTag checks if a tag is valid for use in solution isolation.

NewSolutionDirectoryContents creates a new SolutionDirectoryContents object with a simple manifest.

Read reads the full contents of the solution directory from the specified root.

UnzipToAferoFs extracts files from a zip file to an afero file system.

tag file in solution directory, similar to .env files; should NOT be version controlled.

ErrDeleteWalkedFile is a special error that can be returned by the callback to WalkFiles to cause the file to be deleted.

ErrStopWalking is a special error that can be returned by the callback to WalkFiles to stop the walk.