ErrorBundle: rename addBundle to addBundleAsNotes, add addBundleAsRoots

1 files changed, 16 insertions, 1 deletions

diff --git a/lib/std/zig/ErrorBundle.zig b/lib/std/zig/ErrorBundle.zig
index 31a706b8e4..141cdb1195 100644
--- a/lib/std/zig/ErrorBundle.zig
+++ b/lib/std/zig/ErrorBundle.zig
@@ -421,7 +421,7 @@ pub const Wip = struct {
         _ = try addExtra(wip, rt);
     }
 
-    pub fn addBundle(wip: *Wip, other: ErrorBundle) !void {
+    pub fn addBundleAsNotes(wip: *Wip, other: ErrorBundle) !void {
         const gpa = wip.gpa;
 
         try wip.string_bytes.ensureUnusedCapacity(gpa, other.string_bytes.len);
@@ -436,6 +436,21 @@ pub const Wip = struct {
         }
     }
 
+    pub fn addBundleAsRoots(wip: *Wip, other: ErrorBundle) !void {
+        const gpa = wip.gpa;
+
+        try wip.string_bytes.ensureUnusedCapacity(gpa, other.string_bytes.len);
+        try wip.extra.ensureUnusedCapacity(gpa, other.extra.len);
+
+        const other_list = other.getMessages();
+
+        try wip.root_list.ensureUnusedCapacity(gpa, other_list.len);
+        for (other_list) |other_msg| {
+            // The ensureUnusedCapacity calls above guarantees this.
+            wip.root_list.appendAssumeCapacity(wip.addOtherMessage(other, other_msg) catch unreachable);
+        }
+    }
+
     pub fn reserveNotes(wip: *Wip, notes_len: u32) !u32 {
         try wip.extra.ensureUnusedCapacity(wip.gpa, notes_len +
             notes_len * @typeInfo(ErrorBundle.ErrorMessage).Struct.fields.len);