[gnome-builder] libide: add ide_diagnostic_get_text_for_display()

[Christian Hergert <chergert src gnome org>]

commit cf7ba719362c0946fbd3b6a3d58b32368c131cdd
Author: Christian Hergert <christian hergert me>
Date:   Wed Feb 25 19:13:59 2015 -0800

    libide: add ide_diagnostic_get_text_for_display()
    
    This helper will return a formatted string suitable for display. It
    includes various information about the diagnostic including its location,
    severity, and message text.
    
    This is suitable for use as a tooltip.

 libide/ide-diagnostic.c |   31 +++++++++++++++++++++++++++++++
 1 files changed, 31 insertions(+), 0 deletions(-)
---
diff --git a/libide/ide-diagnostic.c b/libide/ide-diagnostic.c
index b385afd..b09803b 100644
--- a/libide/ide-diagnostic.c
+++ b/libide/ide-diagnostic.c
@@ -74,6 +74,37 @@ ide_diagnostic_get_text (IdeDiagnostic *self)
   return self->text;
 }
 
+/**
+ * ide_diagnostic_get_text_for_display:
+ *
+ * This creates a new string that is formatted using the diagnostics line number, column, severity,
+ * and message text in the format "line:column: severity: message".
+ *
+ * This can be convenient when wanting to quickly display a diagnostic such as in a tooltip.
+ *
+ * Returns: (transfer full): A string containing the text formatted for display.
+ */
+gchar *
+ide_diagnostic_get_text_for_display (IdeDiagnostic *self)
+{
+  IdeSourceLocation *location;
+  const gchar *severity;
+  guint line = 0;
+  guint column = 0;
+
+  g_return_val_if_fail (self, NULL);
+
+  severity = ide_diagnostic_severity_to_string (self->severity);
+  location = ide_diagnostic_get_location (self);
+  if (location)
+    {
+      line = ide_source_location_get_line (location) + 1;
+      column = ide_source_location_get_line_offset (location) + 1;
+    }
+
+  return g_strdup_printf ("%u:%u: %s: %s", line, column, severity, self->text);
+}
+
 guint
 ide_diagnostic_get_num_ranges (IdeDiagnostic *self)
 {