Ergo.Context.ast_to_string

You're seeing just the function ast_to_string, go back to Ergo.Context module for more information.
Link to this function

ast_to_string(ctx)

Where an AST has been built from individual characters and needs to be converted to a string

Examples

iex> context = Ergo.Context.new(&Ergo.Parser.call/2, "", ast: [?H, ?e, ?l, ?l, ?o])
iex> assert %Context{ast: "Hello"} = Context.ast_to_string(context)