Re-factor elide code and test it.

1 files changed, 4 insertions, 0 deletions

diff --git a/src/util.h b/src/util.h
index fd91772..4c0f4bb 100644
--- a/src/util.h
+++ b/src/util.h
@@ -66,6 +66,10 @@ string StripAnsiEscapeCodes(const string& in);
 /// on error.
 double GetLoadAverage();
 
+/// Elide the given string @a str with '...' in the middle if the length
+/// exceeds @a width.
+string ElideMiddle(const string& str, size_t width);
+
 #ifdef _MSC_VER
 #define snprintf _snprintf
 #define fileno _fileno