From b5fbb9c2175a3e46df713b127a35d30bc17c712a Mon Sep 17 00:00:00 2001
From: collin <collin.chin@berkeley.edu>
Date: Thu, 4 Mar 2021 12:08:55 -0800
Subject: [PATCH] cargo clippy

---
 parser/src/context.rs   | 6 +++---
 parser/src/test.rs      | 4 ++--
 parser/src/tokenizer.rs | 2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/parser/src/context.rs b/parser/src/context.rs
index b213755c02..355fbe4737 100644
--- a/parser/src/context.rs
+++ b/parser/src/context.rs
@@ -60,13 +60,13 @@ impl ParserContext {
     pub fn peek_oneof(&self, token: &[Token]) -> SyntaxResult<&SpannedToken> {
         if let Some(spanned_token) = self.inner.last() {
             if token.iter().any(|x| x == &spanned_token.token) {
-                return Ok(spanned_token);
+                Ok(spanned_token)
             } else {
-                return Err(SyntaxError::unexpected(
+                Err(SyntaxError::unexpected(
                     &spanned_token.token,
                     token,
                     &spanned_token.span,
-                ));
+                ))
             }
         } else {
             Err(self.eof())
diff --git a/parser/src/test.rs b/parser/src/test.rs
index dc1f0888b9..1014d83e85 100644
--- a/parser/src/test.rs
+++ b/parser/src/test.rs
@@ -53,7 +53,7 @@ pub fn parser_pass_tests() {
             }
         }
     }
-    if fail.len() > 0 {
+    if !fail.is_empty() {
         for (i, fail) in fail.iter().enumerate() {
             println!(
                 "\n\n-----------------TEST #{} FAILED (and shouldn't have)-----------------",
@@ -84,7 +84,7 @@ pub fn parser_fail_tests() {
             }
         }
     }
-    if fail.len() > 0 {
+    if !fail.is_empty() {
         for (i, fail) in fail.iter().enumerate() {
             println!(
                 "\n\n-----------------TEST #{} PASSED (and shouldn't have)-----------------",
diff --git a/parser/src/tokenizer.rs b/parser/src/tokenizer.rs
index b7eb61deba..2285227d5c 100644
--- a/parser/src/tokenizer.rs
+++ b/parser/src/tokenizer.rs
@@ -79,7 +79,7 @@ impl Token {
     }
 
     fn gobble(input: &[u8]) -> (&[u8], Option<Token>) {
-        if input.len() == 0 {
+        if input.is_empty() {
             return (input, None);
         }
         match input[0] {