---

yaml
---
r: 152212
b: refs/heads/try2
c: 46dad76
h: refs/heads/master
v: v3

Author: bors

[refs]

@@ -5,7 +5,7 @@ refs/heads/snap-stage3: 78a7676898d9f80ab540c6df5d4c9ce35bb50463
 refs/heads/try: 519addf6277dbafccbb4159db4b710c37eaa2ec5
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
-refs/heads/try2: 1dc13e4ad4a140ae1ac4d84e13411c7406196926
+refs/heads/try2: 46dad765f047ae5cd49a4b6e509ab726c48838c8
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try2/src/librustdoc/html/markdown.rs

@@ -287,10 +287,7 @@ pub fn find_testable_code(doc: &str, tests: &mut ::test::Collector) {
                 slice::raw::buf_as_slice((*lang).data,
                                        (*lang).size as uint, |lang| {
                     let s = str::from_utf8(lang).unwrap();
-                    (s.contains("should_fail"),
-                     s.contains("no_run"),
-                     s.contains("ignore"),
-                     s.contains("notrust"))
+                    parse_lang_string(s)
                 })
             };
             if notrust { return }
@@ -340,6 +337,35 @@ pub fn find_testable_code(doc: &str, tests: &mut ::test::Collector) {
     }
 }
 
+fn parse_lang_string(string: &str) -> (bool,bool,bool,bool) {
+    let mut seen_rust_tags = false;
+    let mut seen_other_tags = false;
+    let mut should_fail = false;
+    let mut no_run = false;
+    let mut ignore = false;
+    let mut notrust = false;
+
+    let mut tokens = string.as_slice().split(|c: char|
+      !(c == '_' || c == '-' || c.is_alphanumeric())
+    );
+
+    for token in tokens {
+        match token {
+            "" => {},
+            "should_fail" => { should_fail = true; seen_rust_tags = true; },
+            "no_run" => { no_run = true; seen_rust_tags = true; },
+            "ignore" => { ignore = true; seen_rust_tags = true; },
+            "notrust" => { notrust = true; seen_rust_tags = true; },
+            "rust" => { notrust = false; seen_rust_tags = true; },
+            _ => { seen_other_tags = true }
+        }
+    }
+
+    let notrust = notrust || (seen_other_tags && !seen_rust_tags);
+
+    (should_fail, no_run, ignore, notrust)
+}
+
 /// By default this markdown renderer generates anchors for each header in the
 /// rendered document. The anchor name is the contents of the header spearated
 /// by hyphens, and a task-local map is used to disambiguate among duplicate
@@ -367,3 +393,22 @@ impl<'a> fmt::Show for MarkdownWithToc<'a> {
         render(fmt, md.as_slice(), true)
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::parse_lang_string;
+
+    #[test]
+    fn test_parse_lang_string() {
+        assert_eq!(parse_lang_string(""), (false,false,false,false))
+        assert_eq!(parse_lang_string("rust"), (false,false,false,false))
+        assert_eq!(parse_lang_string("sh"), (false,false,false,true))
+        assert_eq!(parse_lang_string("notrust"), (false,false,false,true))
+        assert_eq!(parse_lang_string("ignore"), (false,false,true,false))
+        assert_eq!(parse_lang_string("should_fail"), (true,false,false,false))
+        assert_eq!(parse_lang_string("no_run"), (false,true,false,false))
+        assert_eq!(parse_lang_string("{.no_run .example}"), (false,true,false,false))
+        assert_eq!(parse_lang_string("{.sh .should_fail}"), (true,false,false,false))
+        assert_eq!(parse_lang_string("{.example .rust}"), (false,false,false,false))
+    }
+}