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lib/diesel/parser.ex
defmodule Diesel.Parser do
@moduledoc """
A parser is a DSL tranformation step before code generation
Example:
```elixir
def parse({:music, attrs, children}, _opts) do
# eg return some struct here
end
```
Parsing a definition is an optional step.
"""
@callback parse(definition :: term(), opts :: keyword()) :: term()
@doc """
Returns a built-in parser, given its name
Supported names:
* `strip_root`
"""
def named(:strip_root), do: Diesel.Parser.StripRoot
def named(other), do: raise("No built-in parser for name #{inspect(other)}")
end