Use source_root

swc-project · Jan 24, 2024 · a570076 · a570076
1 parent c3fd9d0
commit a570076
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/crates/swc_common/src/source_map.rs b/crates/swc_common/src/source_map.rs
@@ -1234,6 +1234,7 @@ impl SourceMap {
         // mappings.sort_by_key(|v| v.0);
 
         let mut cur_file: Option<Lrc<SourceFile>> = None;
+        let mut source_root = None;
 
         let mut prev_dst_line = u32::MAX;
 
@@ -1289,6 +1290,16 @@ impl SourceMap {
                 continue;
             }
 
+            if source_root.is_none() {
+                if let FileName::Real(f) = &f.name {
+                    if let Some(parent) = f.parent() {
+                        let s = parent.display().to_string();
+                        builder.set_source_root(Some(&s));
+                        source_root = Some(s);
+                    }
+                }
+            }
+
             let emit_columns = config.emit_columns(&f.name);
 
             if !emit_columns && lc.line == prev_dst_line {