From 6f91f02f757f069b939b09eed51ff95de850b2c9 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <e.dolstra@tudelft.nl>
Date: Sat, 16 Jul 2005 20:43:58 +0000
Subject: [PATCH] * Make the rejects a bit more compact. * Add lexical
restrictions for keywords.
---
src/libexpr/nix.sdf | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/src/libexpr/nix.sdf b/src/libexpr/nix.sdf
index 7c4b2e3c5..1940b5afc 100644
--- a/src/libexpr/nix.sdf
+++ b/src/libexpr/nix.sdf
@@ -96,13 +96,7 @@ exports
sorts Id Int Str Path PathComp Uri
lexical syntax
[a-zA-Z\_][a-zA-Z0-9\_\']* -> Id
- "rec" -> Id {reject}
- "let" -> Id {reject}
- "if" -> Id {reject}
- "then" -> Id {reject}
- "else" -> Id {reject}
- "assert" -> Id {reject}
- "inherit" -> Id {reject}
+ "rec" | "let" | "if" | "then" | "else" | "assert" | "with" | "inherit" -> Id {reject}
[0-9]+ -> Int
@@ -120,6 +114,7 @@ exports
Int -/- [0-9]
Path -/- [a-zA-Z0-9\.\_\-\+\/]
Uri -/- [a-zA-Z0-9\%\/\?\:\@\&\=\+\$\,\-\_\.\!\~\*\']
+ "rec" "let" "if" "then" "else" "assert" "with" "inherit" -/- [A-Za-z0-9\_\']
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--
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