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-rw-r--r--tools/cheddar/Cargo.lock32
-rw-r--r--tools/cheddar/Cargo.toml2
-rw-r--r--tools/cheddar/src/lib.rs20
-rw-r--r--tools/cheddar/src/tests.rs5
4 files changed, 22 insertions, 37 deletions
diff --git a/tools/cheddar/Cargo.lock b/tools/cheddar/Cargo.lock
index 71eb0a293e87..2787d79cb782 100644
--- a/tools/cheddar/Cargo.lock
+++ b/tools/cheddar/Cargo.lock
@@ -184,7 +184,7 @@ dependencies = [
  "rouille",
  "serde",
  "serde_json",
- "syntect 4.6.0",
+ "syntect",
 ]
 
 [[package]]
@@ -282,7 +282,7 @@ dependencies = [
  "pest_derive",
  "regex",
  "shell-words",
- "syntect 5.0.0",
+ "syntect",
  "typed-arena",
  "unicode_categories",
  "xdg",
@@ -658,12 +658,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
-name = "lazycell"
-version = "1.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
-
-[[package]]
 name = "libc"
 version = "0.2.139"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1168,28 +1162,6 @@ dependencies = [
 
 [[package]]
 name = "syntect"
-version = "4.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b20815bbe80ee0be06e6957450a841185fcf690fe0178f14d77a05ce2caa031"
-dependencies = [
- "bincode",
- "bitflags",
- "flate2",
- "fnv",
- "lazy_static",
- "lazycell",
- "onig",
- "plist",
- "regex-syntax",
- "serde",
- "serde_derive",
- "serde_json",
- "walkdir",
- "yaml-rust",
-]
-
-[[package]]
-name = "syntect"
 version = "5.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c6c454c27d9d7d9a84c7803aaa3c50cd088d2906fe3c6e42da3209aa623576a8"
diff --git a/tools/cheddar/Cargo.toml b/tools/cheddar/Cargo.toml
index a1447f7b91a8..d911b7c44682 100644
--- a/tools/cheddar/Cargo.toml
+++ b/tools/cheddar/Cargo.toml
@@ -9,7 +9,7 @@ clap = "2.33"
 comrak = "0.15"
 lazy_static = "1.4"
 rouille = "3.6"
-syntect = "4.5.0"
+syntect = "5.0"
 serde_json = "1.0"
 regex = "1.7"
 
diff --git a/tools/cheddar/src/lib.rs b/tools/cheddar/src/lib.rs
index 851bd743db2e..c56789eca914 100644
--- a/tools/cheddar/src/lib.rs
+++ b/tools/cheddar/src/lib.rs
@@ -12,7 +12,7 @@ use std::ffi::OsStr;
 use std::io::{BufRead, Write};
 use std::path::Path;
 use std::{env, io};
-use syntect::dumps::from_binary;
+use syntect::dumps::from_uncompressed_data;
 use syntect::easy::HighlightLines;
 use syntect::highlighting::{Theme, ThemeSet};
 use syntect::parsing::{SyntaxReference, SyntaxSet};
@@ -33,7 +33,9 @@ lazy_static! {
     // Note that the syntax set is included from the path pointed to
     // by the BAT_SYNTAXES environment variable at compile time. This
     // variable is populated by Nix and points to TVL's syntax set.
-    static ref SYNTAXES: SyntaxSet = from_binary(include_bytes!(env!("BAT_SYNTAXES")));
+    static ref SYNTAXES: SyntaxSet = from_uncompressed_data(include_bytes!(env!("BAT_SYNTAXES")))
+            .expect("failed to deserialise SyntaxSet");
+
     pub static ref THEMES: ThemeSet = ThemeSet::load_defaults();
 
     // Configure Comrak's Markdown rendering with all the bells &
@@ -153,8 +155,11 @@ fn highlight_code_block(code_block: &NodeCodeBlock) -> NodeValue {
         let mut buf = BLOCK_PRE.to_string();
 
         for line in LinesWithEndings::from(&code) {
-            let regions = hl.highlight(line, &SYNTAXES);
-            append_highlighted_html_for_styled_line(&regions[..], IncludeBackground::No, &mut buf);
+            let regions = hl
+                .highlight_line(line, &SYNTAXES)
+                .expect("highlight_line failed");
+            append_highlighted_html_for_styled_line(&regions[..], IncludeBackground::No, &mut buf)
+                .expect("appending HTML failed");
         }
 
         buf.push_str("</pre>");
@@ -317,13 +322,16 @@ pub fn format_code<R: BufRead, W: Write>(
     // newlines to be efficient, and those are stripped in the lines
     // iterator.
     while should_continue(&read_result) {
-        let regions = hl.highlight(&linebuf, &SYNTAXES);
+        let regions = hl
+            .highlight_line(&linebuf, &SYNTAXES)
+            .expect("highlight_line failed");
 
         append_highlighted_html_for_styled_line(
             &regions[..],
             IncludeBackground::IfDifferent(bg),
             &mut outbuf,
-        );
+        )
+        .expect("appending highlighted HTML failed");
 
         // immediately output the current state to avoid keeping
         // things in memory
diff --git a/tools/cheddar/src/tests.rs b/tools/cheddar/src/tests.rs
index c82bba676746..4d22a1cf05e0 100644
--- a/tools/cheddar/src/tests.rs
+++ b/tools/cheddar/src/tests.rs
@@ -103,3 +103,8 @@ fn highlights_multiple_shortlinks() {
 fn ignores_invalid_shortlinks() {
     expect_markdown("b/abc is not a real bug", "<p>b/abc is not a real bug</p>");
 }
+
+#[test]
+fn syntax_set_loaded() {
+    assert!(SYNTAXES.syntaxes().len() > 0)
+}