add: multiline parsers

src/markdown.rs

@@ -94,6 +94,7 @@ fn parse_text_color_line(output: &mut String, buffer: &mut String, line: &str) {
                 let ahead = slice(line, i..);
                 if !ahead.contains("%%") {
                     // no closing sequence, we're done
+                    buffer.push(char);
                     continue;
                 }
 
@@ -625,18 +626,45 @@ macro_rules! parser_ignores_pre {
 
         output
     }};
+
+    ($body:ident, $input:ident, ..) => {{
+        let mut in_pre_block = false;
+        let mut output = String::new();
+        let mut buffer = String::new();
+        let mut proc_str = String::new();
+
+        for line in $input.split("\n") {
+            if line.starts_with("```") | (line == "<style>") | (line == "</style>") {
+                in_pre_block = !in_pre_block;
+                output.push_str(&format!("{line}\n"));
+                continue;
+            }
+
+            if in_pre_block {
+                output.push_str(&format!("{line}\n"));
+                continue;
+            }
+
+            proc_str += &(line.to_string() + "\n");
+        }
+
+        $body(&mut output, &mut buffer, &proc_str);
+        output.push_str(&format!("{buffer}\n"));
+        buffer.clear();
+        output
+    }};
 }
 
 pub fn parse_text_color(input: &str) -> String {
-    parser_ignores_pre!(parse_text_color_line, input)
+    parser_ignores_pre!(parse_text_color_line, input, ..)
 }
 
 pub fn parse_highlight(input: &str) -> String {
-    parser_ignores_pre!(parse_highlight_line, input)
+    parser_ignores_pre!(parse_highlight_line, input, ..)
 }
 
 pub fn parse_underline(input: &str) -> String {
-    parser_ignores_pre!(parse_underline_line, input)
+    parser_ignores_pre!(parse_underline_line, input, ..)
 }
 
 pub fn parse_comment(input: &str) -> String {