Merge pull request #686 from kivikakk/push-okotktkkkvzq

remove space before fenced codeblock info string.

Author: kivikakk

src/cm.rs

@@ -694,7 +694,6 @@ impl<'a, 'o, 'c, 'w> CommonMarkFormatter<'a, 'o, 'c, 'w> {
                 write!(self, "{}", fence_byte as char)?;
             }
             if !info.is_empty() {
-                write!(self, " ")?;
                 self.write_str(&ncb.info)?;
             }
             self.cr();

src/tests/commonmark.rs

@@ -58,7 +58,7 @@ fn commonmark_renders_single_list_item() {
 
 #[test_case("$$x^2$$ and $1 + 2$ and $`y^2`$", "$$x^2$$ and $1 + 2$ and $`y^2`$\n")]
 #[test_case("$$\nx^2\n$$", "$$\nx^2\n$$\n")]
-#[test_case("```math\nx^2\n```", "``` math\nx^2\n```\n")]
+#[test_case("```math\nx^2\n```", "```math\nx^2\n```\n")]
 fn commonmark_math(markdown: &str, cm: &str) {
     let mut options = Options::default();
     options.extension.math_dollars = true;