Add support for "emplacing" file/line/column into location in diagnostics

1 files changed, 25 insertions, 0 deletions

diff --git a/bpkg/diagnostics b/bpkg/diagnostics
index d1183d2..85eef2b 100644
--- a/bpkg/diagnostics
+++ b/bpkg/diagnostics
@@ -263,6 +263,18 @@ namespace bpkg
       return location_prologue (type_, name_, get_location (l, data_));
     }
 
+    template <typename F, typename L, typename C>
+    location_prologue
+    operator() (F&& f, L&& l, C&& c) const
+    {
+      return location_prologue (
+        type_,
+        name_,
+        location (std::forward<F> (f),
+                  std::forward<L> (l),
+                  std::forward<C> (c)));
+    }
+
   protected:
     const char* type_;
     const char* name_;
@@ -315,6 +327,19 @@ namespace bpkg
         &epilogue, "error", nullptr, get_location (l, data_));
     }
 
+    template <typename F, typename L, typename C>
+    location_prologue
+    operator() (F&& f, L&& l, C&& c) const
+    {
+      return location_prologue (
+        &epilogue,
+        "error",
+        nullptr,
+        location (std::forward<F> (f),
+                  std::forward<L> (l),
+                  std::forward<C> (c)));
+    }
+
     static void
     epilogue (const diag_record&) {throw E ();}