From cd7b13a170550681a905a4cfcf1e94f0290860c8 Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Mon, 11 Mar 2019 21:40:39 +0100
Subject: Add some explanatory comments

---
 dhall_core/src/parser.rs | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'dhall_core/src/parser.rs')

diff --git a/dhall_core/src/parser.rs b/dhall_core/src/parser.rs
index 357d006..b0741ed 100644
--- a/dhall_core/src/parser.rs
+++ b/dhall_core/src/parser.rs
@@ -8,6 +8,11 @@ use dhall_parser::{DhallParser, Rule};
 use crate::core;
 use crate::core::*;
 
+// This file consumes the parse tree generated by pest and turns it into
+// our own AST. All those custom macros should eventually moved into
+// their own crate because they are quite general and useful. For now they
+// are here and hopefully you can figure out how they work.
+
 pub type ParsedExpr = Expr<X, Import>;
 pub type BoxExpr = Box<ParsedExpr>;
 
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