Add `ParseCallbacks::process_comment` (#2347)

This method can be used to process comments and replace them with whatever the user wants.

1 files changed, 10 insertions, 0 deletions

diff --git a/bindgen/lib.rs b/bindgen/lib.rs
index bfc22bb6..d281e949 100644
--- a/bindgen/lib.rs
+++ b/bindgen/lib.rs
@@ -78,6 +78,8 @@ doc_mod!(ir, ir_docs);
 doc_mod!(parse, parse_docs);
 doc_mod!(regex_set, regex_set_docs);
 
+use ir::comment;
+
 pub use crate::codegen::{
     AliasVariation, EnumVariation, MacroTypeVariation, NonCopyUnionStyle,
 };
@@ -2176,6 +2178,14 @@ impl BindgenOptions {
             .flat_map(|cb| f(cb.as_ref()))
             .collect()
     }
+
+    fn process_comment(&self, comment: &str) -> String {
+        let comment = comment::preprocess(comment);
+        self.parse_callbacks
+            .last()
+            .and_then(|cb| cb.process_comment(&comment))
+            .unwrap_or(comment)
+    }
 }
 
 impl Default for BindgenOptions {