From d334b5a1db9ec6a57f54077d422a3f4b3c8c1178 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Thu, 21 Feb 2019 13:27:45 +0300
Subject: move parser to a separate crate

---
 crates/ra_syntax/src/parsing/token_set.rs | 41 -------------------------------
 1 file changed, 41 deletions(-)
 delete mode 100644 crates/ra_syntax/src/parsing/token_set.rs

(limited to 'crates/ra_syntax/src/parsing/token_set.rs')

diff --git a/crates/ra_syntax/src/parsing/token_set.rs b/crates/ra_syntax/src/parsing/token_set.rs
deleted file mode 100644
index 24152a38a..000000000
--- a/crates/ra_syntax/src/parsing/token_set.rs
+++ /dev/null
@@ -1,41 +0,0 @@
-use crate::SyntaxKind;
-
-#[derive(Clone, Copy)]
-pub(crate) struct TokenSet(u128);
-
-impl TokenSet {
-    pub(crate) const fn empty() -> TokenSet {
-        TokenSet(0)
-    }
-
-    pub(crate) const fn singleton(kind: SyntaxKind) -> TokenSet {
-        TokenSet(mask(kind))
-    }
-
-    pub(crate) const fn union(self, other: TokenSet) -> TokenSet {
-        TokenSet(self.0 | other.0)
-    }
-
-    pub(crate) fn contains(&self, kind: SyntaxKind) -> bool {
-        self.0 & mask(kind) != 0
-    }
-}
-
-const fn mask(kind: SyntaxKind) -> u128 {
-    1u128 << (kind as usize)
-}
-
-#[macro_export]
-macro_rules! token_set {
-    ($($t:ident),*) => { TokenSet::empty()$(.union(TokenSet::singleton($t)))* };
-    ($($t:ident),* ,) => { token_set!($($t),*) };
-}
-
-#[test]
-fn token_set_works_for_tokens() {
-    use crate::SyntaxKind::*;
-    let ts = token_set![EOF, SHEBANG];
-    assert!(ts.contains(EOF));
-    assert!(ts.contains(SHEBANG));
-    assert!(!ts.contains(PLUS));
-}
-- 
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