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-rw-r--r--tools/cheddar/Cargo.lock183
-rw-r--r--tools/cheddar/Cargo.toml6
-rw-r--r--tools/cheddar/src/main.rs48
3 files changed, 224 insertions, 13 deletions
diff --git a/tools/cheddar/Cargo.lock b/tools/cheddar/Cargo.lock
index f068c918dbf4..227db64fefb6 100644
--- a/tools/cheddar/Cargo.lock
+++ b/tools/cheddar/Cargo.lock
@@ -95,6 +95,30 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
+name = "block-buffer"
+version = "0.7.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "block-padding 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "generic-array 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "block-padding"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "byte-tools"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
 name = "byteorder"
 version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -121,6 +145,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 name = "cheddar"
 version = "0.1.0"
 dependencies = [
+ "comrak 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "syntect 3.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -149,6 +175,22 @@ dependencies = [
 ]
 
 [[package]]
+name = "comrak"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "entities 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pest 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pest_derive 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "twoway 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "typed-arena 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode_categories 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
 name = "crc32fast"
 version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -157,6 +199,19 @@ dependencies = [
 ]
 
 [[package]]
+name = "digest"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "generic-array 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "entities"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
 name = "env_logger"
 version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -177,6 +232,11 @@ dependencies = [
 ]
 
 [[package]]
+name = "fake-simd"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
 name = "flate2"
 version = "1.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -201,6 +261,14 @@ dependencies = [
 ]
 
 [[package]]
+name = "generic-array"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "typenum 1.11.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
 name = "glob"
 version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -264,6 +332,11 @@ dependencies = [
 ]
 
 [[package]]
+name = "maplit"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
 name = "memchr"
 version = "2.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -307,11 +380,55 @@ dependencies = [
 ]
 
 [[package]]
+name = "opaque-debug"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
 name = "peeking_take_while"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
+name = "pest"
+version = "2.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "ucd-trie 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "pest_derive"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "pest 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pest_generator 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "pest_generator"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "pest 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pest_meta 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.11 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "pest_meta"
+version = "2.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "maplit 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "pest 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sha-1 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
 name = "pkg-config"
 version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -431,6 +548,17 @@ dependencies = [
 ]
 
 [[package]]
+name = "sha-1"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "block-buffer 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "digest 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "opaque-debug 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
 name = "shlex"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -496,6 +624,35 @@ dependencies = [
 ]
 
 [[package]]
+name = "twoway"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unchecked-index 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "typed-arena"
+version = "1.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "typenum"
+version = "1.11.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "ucd-trie"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "unchecked-index"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
 name = "unicode-width"
 version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -511,6 +668,11 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
+name = "unicode_categories"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
 name = "vec_map"
 version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -599,18 +761,26 @@ dependencies = [
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 "checksum bindgen 0.50.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cb0e5a5f74b2bafe0b39379f616b5975e08bcaca4e779c078d5c31324147e9ba"
 "checksum bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
+"checksum block-buffer 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)" = "c0940dc441f31689269e10ac70eb1002a3a1d3ad1390e030043662eb7fe4688b"
+"checksum block-padding 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "fa79dedbb091f449f1f39e53edf88d5dbe95f895dae6135a8d7b881fb5af73f5"
+"checksum byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
 "checksum byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a7c3dd8985a7111efc5c80b44e23ecdd8c007de8ade3b96595387e812b957cf5"
 "checksum cc 1.0.48 (registry+https://github.com/rust-lang/crates.io-index)" = "f52a465a666ca3d838ebbf08b241383421412fe7ebb463527bba275526d89f76"
 "checksum cexpr 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "fce5b5fb86b0c57c20c834c1b412fd09c77c8a59b9473f86272709e78874cd1d"
 "checksum cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
 "checksum clang-sys 0.28.1 (registry+https://github.com/rust-lang/crates.io-index)" = "81de550971c976f176130da4b2978d3b524eaa0fd9ac31f3ceb5ae1231fb4853"
 "checksum clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5067f5bb2d80ef5d68b4c87db81601f0b75bca627bc2ef76b141d7b846a3c6d9"
+"checksum comrak 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "ea4c29f52463abf5c7a3ae33dd9b404e2031af82f547cfe65bfac17ba785ea2e"
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+"checksum entities 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b5320ae4c3782150d900b79807611a59a99fc9a1d61d686faafc24b93fc8d7ca"
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 "checksum fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "2fad85553e09a6f881f739c29f0b00b0f01357c743266d478b68951ce23285f3"
 "checksum fxhash 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c31b6d751ae2c7f11320402d34e41349dd1016f8d5d45e48c4312bc8625af50c"
+"checksum generic-array 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)" = "c68f0274ae0e023facc3c97b2e00f076be70e254bc851d972503b328db79b2ec"
 "checksum glob 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
 "checksum humantime 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "df004cfca50ef23c36850aaaa59ad52cc70d0e90243c3c7737a4dd32dc7a3c4f"
 "checksum itoa 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "501266b7edd0174f8530248f87f99c88fbe60ca4ef3dd486835b8d8d53136f7f"
@@ -621,12 +791,18 @@ dependencies = [
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 "checksum linked-hash-map 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "ae91b68aebc4ddb91978b11a1b02ddd8602a05ec19002801c5666000e05e0f83"
 "checksum log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)" = "14b6052be84e6b71ab17edffc2eeabf5c2c3ae1fdb464aae35ac50c67a44e1f7"
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 "checksum memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "88579771288728879b57485cc7d6b07d648c9f0141eb955f8ab7f9d45394468e"
 "checksum miniz_oxide 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "6f3f74f726ae935c3f514300cc6773a0c9492abc5e972d42ba0c0ebb88757625"
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 "checksum onig 5.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e4e723fc996fff1aeab8f62205f3e8528bf498bdd5eadb2784d2d31f30077947"
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+"checksum opaque-debug 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"
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+"checksum pest_derive 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "833d1ae558dc601e9a60366421196a8d94bc0ac980476d0b67e1d0988d72b2d0"
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+"checksum pest_meta 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "df43fd99896fd72c485fe47542c7b500e4ac1e8700bf995544d1317a60ded547"
 "checksum pkg-config 0.3.17 (registry+https://github.com/rust-lang/crates.io-index)" = "05da548ad6865900e60eaba7f589cc0783590a92e940c26953ff81ddbab2d677"
 "checksum plist 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "5f2a9f075f6394100e7c105ed1af73fb1859d6fd14e49d4290d578120beb167f"
 "checksum proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)" = "cf3d2011ab5c909338f7887f4fc896d35932e29146c12c8d01da6b22a80ba759"
@@ -643,6 +819,7 @@ dependencies = [
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 "checksum serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)" = "128f9e303a5a29922045a830221b8f78ec74a5f544944f3d5984f8ec3895ef64"
 "checksum serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)" = "48c575e0cc52bdd09b47f330f646cf59afc586e9c4e3ccd6fc1f625b8ea1dad7"
+"checksum sha-1 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "23962131a91661d643c98940b20fcaffe62d776a823247be80a48fcb8b6fce68"
 "checksum shlex 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7fdf1b9db47230893d76faad238fd6097fd6d6a9245cd7a4d90dbd639536bbd2"
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@@ -650,9 +827,15 @@ dependencies = [
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 "checksum unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
+"checksum unicode_categories 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "39ec24b3121d976906ece63c9daad25b85969647682eee313cb5779fdd69e14e"
 "checksum vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05c78687fb1a80548ae3250346c3db86a80a7cdd77bda190189f2d0a0987c81a"
 "checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
 "checksum walkdir 2.2.9 (registry+https://github.com/rust-lang/crates.io-index)" = "9658c94fa8b940eab2250bd5a457f9c48b748420d71293b165c8cdbe2f55f71e"
diff --git a/tools/cheddar/Cargo.toml b/tools/cheddar/Cargo.toml
index 1ce121c025f1..fe936deb4c0f 100644
--- a/tools/cheddar/Cargo.toml
+++ b/tools/cheddar/Cargo.toml
@@ -4,5 +4,7 @@ version = "0.1.0"
 authors = ["Vincent Ambo <mail@tazj.in>"]
 edition = "2018"
 
-[dependencies.syntect]
-version = "3.3"
+[dependencies]
+comrak = "0.6"
+lazy_static = "1.4"
+syntect = "3.3"
diff --git a/tools/cheddar/src/main.rs b/tools/cheddar/src/main.rs
index 9cf85385705d..76bf834cb806 100644
--- a/tools/cheddar/src/main.rs
+++ b/tools/cheddar/src/main.rs
@@ -6,7 +6,8 @@ use std::path::Path;
 use syntect::easy::HighlightLines;
 use syntect::dumps::from_binary;
 use syntect::highlighting::ThemeSet;
-use syntect::parsing::{SyntaxSet, SyntaxReference};
+use syntect::parsing::SyntaxSet;
+use lazy_static::lazy_static;
 
 use syntect::html::{
     append_highlighted_html_for_styled_line,
@@ -14,7 +15,14 @@ use syntect::html::{
     IncludeBackground,
 };
 
-fn syntax_from_args(syntaxes: &SyntaxSet) -> Option<&SyntaxReference> {
+// Set up syntaxes as a lazy_static. Initialisation might not be
+// required in the case of Markdown rendering (if there's no code
+// blocks within the document).
+lazy_static! {
+    static ref SYNTAXES: SyntaxSet = from_binary(include_bytes!(env!("BAT_SYNTAXES")));
+}
+
+fn args_extension() -> Option<String> {
     // The name of the file to be formatted is usually passed in as
     // the first argument and can be used to determine a syntax set.
     let args = env::args().collect::<Vec<String>>();
@@ -22,10 +30,9 @@ fn syntax_from_args(syntaxes: &SyntaxSet) -> Option<&SyntaxReference> {
         return None
     }
 
-    Path::new(&args[1])
-        .extension()
+    Path::new(&args[1]).extension()
         .and_then(OsStr::to_str)
-        .and_then(|ext| syntaxes.find_syntax_by_extension(ext))
+        .map(|s| s.to_string())
 }
 
 fn should_continue(res: &io::Result<usize>) -> bool {
@@ -35,9 +42,11 @@ fn should_continue(res: &io::Result<usize>) -> bool {
     }
 }
 
-fn main() {
-    let syntaxes = from_binary(include_bytes!(env!("BAT_SYNTAXES")));
+fn format_markdown() {
+    unimplemented!("Not able to format Markdown just yet");
+}
 
+fn format_code(extension: String) {
     let stdin = io::stdin();
     let mut stdin = stdin.lock();
     let mut linebuf = String::new();
@@ -49,9 +58,15 @@ fn main() {
     let ts = ThemeSet::load_defaults();
     let theme = &ts.themes["InspiredGitHub"];
 
-    let syntax = syntax_from_args(&syntaxes)
-        .or_else(|| syntaxes.find_syntax_by_first_line(&linebuf))
-        .unwrap_or_else(|| syntaxes.find_syntax_plain_text());
+    let syntax = SYNTAXES.find_syntax_by_extension(&extension)
+        .or_else(|| SYNTAXES.find_syntax_by_first_line(&linebuf))
+        .unwrap_or_else(|| SYNTAXES.find_syntax_plain_text());
+
+    // We're doing a completely different thing if the file is
+    // Markdown, so lets do that thing.
+    if syntax.name == "markdown" {
+
+    }
 
     let mut hl = HighlightLines::new(syntax, theme);
     let (mut outbuf, bg) = start_highlighted_html_snippet(theme);
@@ -63,7 +78,7 @@ fn main() {
     // 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(&linebuf, &SYNTAXES);
 
         append_highlighted_html_for_styled_line(
             &regions[..],
@@ -83,3 +98,14 @@ fn main() {
 
     println!("</pre>");
 }
+
+fn main() {
+    let extension = args_extension()
+        .expect("cheddar should be invoked with a filename!");
+
+    if extension == "md" {
+        format_markdown();
+    } else {
+        format_code(extension);
+    }
+}
generated by cgit-pink 1.4.1 (git 2.44.2) at 2024-11-01T00ยท50+0000