From 10a38363665d4918877a24a88a6c007cde9b119c Mon Sep 17 00:00:00 2001
From: Kouhei Sutou <kou@clear-code.com>
Date: Fri, 3 Feb 2017 11:03:13 +0900
Subject: [PATCH] Export grn_inspect_limited()

---
 include/groonga/util.h |  5 ++++-
 lib/db.c               |  4 ++--
 lib/util.c             | 24 ++++++++++++++++++++++++
 3 files changed, 30 insertions(+), 3 deletions(-)

diff --git a/include/groonga/util.h b/include/groonga/util.h
index 52997eaba1..9195df1ea3 100644
--- a/include/groonga/util.h
+++ b/include/groonga/util.h
@@ -1,5 +1,5 @@
 /*
-  Copyright(C) 2010-2016 Brazil
+  Copyright(C) 2010-2017 Brazil
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
@@ -25,6 +25,9 @@ extern "C" {
 GRN_API grn_obj *grn_inspect(grn_ctx *ctx, grn_obj *buffer, grn_obj *obj);
 GRN_API grn_obj *grn_inspect_indented(grn_ctx *ctx, grn_obj *buffer,
                                       grn_obj *obj, const char *indent);
+GRN_API grn_obj *grn_inspect_limited(grn_ctx *ctx,
+                                     grn_obj *buffer,
+                                     grn_obj *obj);
 GRN_API grn_obj *grn_inspect_name(grn_ctx *ctx, grn_obj *buffer, grn_obj *obj);
 GRN_API grn_obj *grn_inspect_encoding(grn_ctx *ctx, grn_obj *buffer, grn_encoding encoding);
 GRN_API grn_obj *grn_inspect_type(grn_ctx *ctx, grn_obj *buffer, unsigned char type);
diff --git a/lib/db.c b/lib/db.c
index a0a15bc658..2a88714444 100644
--- a/lib/db.c
+++ b/lib/db.c
@@ -1,6 +1,6 @@
 /* -*- c-basic-offset: 2 -*- */
 /*
-  Copyright(C) 2009-2016 Brazil
+  Copyright(C) 2009-2017 Brazil
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
@@ -11049,7 +11049,7 @@ grn_obj_reinit_for(grn_ctx *ctx, grn_obj *obj, grn_obj *domain_obj)
   if (!GRN_DB_OBJP(domain_obj) && domain_obj->header.type != GRN_ACCESSOR) {
     grn_obj inspected;
     GRN_TEXT_INIT(&inspected, 0);
-    limited_size_inspect(ctx, &inspected, domain_obj);
+    grn_inspect_limited(ctx, &inspected, domain_obj);
     ERR(GRN_INVALID_ARGUMENT,
         "[reinit] invalid domain object: <%.*s>",
         (int)GRN_TEXT_LEN(&inspected), GRN_TEXT_VALUE(&inspected));
diff --git a/lib/util.c b/lib/util.c
index 3cc367b529..7b4b5eadf8 100644
--- a/lib/util.c
+++ b/lib/util.c
@@ -1449,6 +1449,30 @@ grn_inspect_indented(grn_ctx *ctx, grn_obj *buffer, grn_obj *obj,
   return buffer;
 }
 
+grn_obj *
+grn_inspect_limited(grn_ctx *ctx, grn_obj *buffer, grn_obj *obj)
+{
+  grn_obj sub_buffer;
+  unsigned int max_size = GRN_CTX_MSGSIZE / 2;
+
+  GRN_TEXT_INIT(&sub_buffer, 0);
+  grn_inspect(ctx, &sub_buffer, obj);
+  if (GRN_TEXT_LEN(&sub_buffer) > max_size) {
+    GRN_TEXT_PUT(ctx, buffer, GRN_TEXT_VALUE(&sub_buffer), max_size);
+    GRN_TEXT_PUTS(ctx, buffer, "...(");
+    grn_text_lltoa(ctx, buffer, GRN_TEXT_LEN(&sub_buffer));
+    GRN_TEXT_PUTS(ctx, buffer, ")");
+  } else {
+    GRN_TEXT_PUT(ctx,
+                 buffer,
+                 GRN_TEXT_VALUE(&sub_buffer),
+                 GRN_TEXT_LEN(&sub_buffer));
+  }
+  GRN_OBJ_FIN(ctx, &sub_buffer);
+
+  return buffer;
+}
+
 void
 grn_p(grn_ctx *ctx, grn_obj *obj)
 {