Formats the given Go source code file.

Executes the goimports command on the given file.

Executes the swag command on the given file.

Executes the wire command on the given file.

ExistsFile checks if the given file exists.

Checks if the given path is a directory.

Parses the given JSON file.

Parses the given YAML file.

Scanner scans the given reader line by line and calls the given function.

WriteFile writes the given data to the given file.

FuncMap is a map of functions that can be used in templates.