Add a BUILD.bazel file for //example. (#1602)

BUILD.bazel

@@ -22,6 +22,10 @@ cc_library(
         "include/json/version.h",
         "include/json/writer.h",
     ],
+    copts = [
+        "-DJSON_USE_EXCEPTION=0",
+        "-DJSON_HAS_INT64",
+    ],
     includes = ["include"],
     visibility = ["//visibility:public"],
     deps = [":private"],
@@ -31,22 +35,3 @@ cc_library(
     name = "private",
     textual_hdrs = ["src/lib_json/json_valueiterator.inl"],
 )
-
-cc_binary(
-    name = "jsontestrunner",
-    srcs = ["src/jsontestrunner/main.cpp"],
-    includes = ["include"],
-    deps = [":jsoncpp"],
-)
-
-cc_binary(
-    name = "jsoncpp_test",
-    srcs = [
-        "src/test_lib_json/jsontest.cpp",
-        "src/test_lib_json/jsontest.h",
-        "src/test_lib_json/main.cpp",
-        "src/test_lib_json/fuzz.h",
-        "src/test_lib_json/fuzz.cpp",
-        ],
-    deps = [":jsoncpp"],
-)

example/BUILD.bazel

@@ -0,0 +1,33 @@
+cc_binary(
+    name = "readFromStream_ok",
+    srcs = ["readFromStream/readFromStream.cpp"],
+    deps = ["//:jsoncpp"],
+    args = ["$(location :readFromStream/withComment.json)"],
+    data = ["readFromStream/withComment.json"],
+)
+
+cc_binary(
+    name = "readFromStream_err",
+    srcs = ["readFromStream/readFromStream.cpp"],
+    deps = ["//:jsoncpp"],
+    args = ["$(location :readFromStream/errorFormat.json)"],
+    data = ["readFromStream/errorFormat.json"],
+)
+
+cc_binary(
+    name = "readFromString",
+    srcs = ["readFromString/readFromString.cpp"],
+    deps = ["//:jsoncpp"],
+)
+
+cc_binary(
+    name = "streamWrite",
+    srcs = ["streamWrite/streamWrite.cpp"],
+    deps = ["//:jsoncpp"],
+)
+
+cc_binary(
+    name = "stringWrite",
+    srcs = ["stringWrite/stringWrite.cpp"],
+    deps = ["//:jsoncpp"],
+)