Merge branch 'remove-decoded_mappings' into perf-with-indices-v2

Author: SyMind

src/helpers.rs

@@ -180,7 +180,14 @@ impl<'a> SegmentIter<'a> {
           self.current_index += 1;
           self.tracing_index = self.current_index;
         }
-        _ => self.current_index += 1,
+        _ => match memchr::memchr2(
+          b',',
+          b';',
+          &self.mapping_str[self.current_index..],
+        ) {
+          Some(index) => self.current_index += index,
+          None => self.current_index = mapping_str_len,
+        },
       }
 
       if self.current_index == mapping_str_len {
@@ -461,20 +468,20 @@ fn stream_chunks_of_source_map_final<'a>(
     on_name(i as u32, Cow::Borrowed(name));
   }
   let mut mapping_active_line = 0;
-  let mut on_mapping = |mapping: &Mapping| {
+  let mut on_mapping = |mapping: Mapping| {
     if mapping.generated_line >= result.generated_line
       && (mapping.generated_column >= result.generated_column
         || mapping.generated_line > result.generated_line)
     {
       return;
     }
-    if let Some(original) = &mapping.original {
+    if let Some(original) = mapping.original {
       on_chunk(
         None,
         Mapping {
           generated_line: mapping.generated_line,
           generated_column: mapping.generated_column,
-          original: Some(*original),
+          original: Some(original),
         },
       );
       mapping_active_line = mapping.generated_line;
@@ -490,7 +497,7 @@ fn stream_chunks_of_source_map_final<'a>(
     }
   };
   for mapping in source_map.decoded_mappings() {
-    on_mapping(&mapping);
+    on_mapping(mapping);
   }
   result
 }
@@ -622,29 +629,19 @@ fn stream_chunks_of_source_map_lines_final<'a>(
   };
   let mut current_generated_line = 1;
 
-  let mut on_mapping = |mapping: &Mapping| {
-    if let Some(original) = &mapping.original.filter(|_| {
+  let mut on_mapping = |mut mapping: Mapping| {
+    if let Some(mut original) = mapping.original.filter(|_| {
       current_generated_line <= mapping.generated_line
         && mapping.generated_line <= final_line
     }) {
-      on_chunk(
-        None,
-        Mapping {
-          generated_line: mapping.generated_line,
-          generated_column: 0,
-          original: Some(OriginalLocation {
-            source_index: original.source_index,
-            original_line: original.original_line,
-            original_column: original.original_column,
-            name_index: None,
-          }),
-        },
-      );
+      mapping.generated_column = 0;
+      original.name_index = None;
       current_generated_line = mapping.generated_line + 1;
+      on_chunk(None, mapping);
     }
   };
   for mapping in source_map.decoded_mappings() {
-    on_mapping(&mapping);
+    on_mapping(mapping);
   }
   result
 }
@@ -671,7 +668,7 @@ fn stream_chunks_of_source_map_lines_full<'a>(
     )
   }
   let mut current_generated_line = 1;
-  let mut on_mapping = |mapping: &Mapping| {
+  let mut on_mapping = |mut mapping: Mapping| {
     if mapping.original.is_none()
       || mapping.generated_line < current_generated_line
       || mapping.generated_line as usize > lines.len()
@@ -692,29 +689,19 @@ fn stream_chunks_of_source_map_lines_full<'a>(
       }
       current_generated_line += 1;
     }
-    if let Some(original) = &mapping
+    if let Some(mut original) = mapping
       .original
       .filter(|_| mapping.generated_line as usize <= lines.len())
     {
       let chunk = lines[current_generated_line as usize - 1];
-      on_chunk(
-        Some(Cow::Borrowed(chunk)),
-        Mapping {
-          generated_line: mapping.generated_line,
-          generated_column: 0,
-          original: Some(OriginalLocation {
-            source_index: original.source_index,
-            original_line: original.original_line,
-            original_column: original.original_column,
-            name_index: None,
-          }),
-        },
-      );
+      mapping.generated_column = 0;
+      original.name_index = None;
+      on_chunk(Some(Cow::Borrowed(chunk)), mapping);
       current_generated_line += 1;
     }
   };
   for mapping in source_map.decoded_mappings() {
-    on_mapping(&mapping);
+    on_mapping(mapping);
   }
   while current_generated_line as usize <= lines.len() {
     let chunk = lines[current_generated_line as usize - 1];