demo bool support in the example

Signed-off-by: David DR <[email protected]>

Author: davdr

README.md

@@ -20,16 +20,19 @@ $ cat example/data.json
         {
             "id": "id-A",
             "count": 1,
+            "some_boolean": true,
             "state": "ACTIVE"
         },
         {
             "id": "id-B",
             "count": 2,
+            "some_boolean": true,
             "state": "INACTIVE"
         },
         {
             "id": "id-C",
             "count": 3,
+            "some_boolean": false,
             "state": "ACTIVE"
         },
     ]
@@ -50,20 +53,25 @@ $ cat example/config.yml
   values:
     active: 1      # static value
     count: $.count # dynamic value
+    boolean: $.some_boolean
 
 $ python -m SimpleHTTPServer 8000 &
 Serving HTTP on 0.0.0.0 port 8000 ...
 
 $ ./json_exporter http://localhost:8000/example/data.json example/config.yml &
 INFO[2016-02-08T22:44:38+09:00] metric registered;name:<example_global_value>
+INFO[2016-02-08T22:44:38+09:00] metric registered;name:<example_value_boolean>
 INFO[2016-02-08T22:44:38+09:00] metric registered;name:<example_value_active>
 INFO[2016-02-08T22:44:38+09:00] metric registered;name:<example_value_count>
 127.0.0.1 - - [08/Feb/2016 22:44:38] "GET /example/data.json HTTP/1.1" 200 -
 
+
 $ curl http://localhost:7979/metrics | grep ^example
 example_global_value{environment="beta"} 1234
 example_value_active{environment="beta",id="id-A"} 1
 example_value_active{environment="beta",id="id-C"} 1
+example_value_boolean{environment="beta",id="id-A"} 1
+example_value_boolean{environment="beta",id="id-C"} 0
 example_value_count{environment="beta",id="id-A"} 1
 example_value_count{environment="beta",id="id-C"} 3
 ```

example/config.yml

@@ -12,3 +12,4 @@
   values:
     active: 1      # static value
     count: $.count # dynamic value
+    boolean: $.some_boolean

example/data.json

@@ -4,16 +4,19 @@
         {
             "id": "id-A",
             "count": 1,
+            "some_boolean": true,
             "state": "ACTIVE"
         },
         {
             "id": "id-B",
             "count": 2,
+            "some_boolean": true,
             "state": "INACTIVE"
         },
         {
             "id": "id-C",
             "count": 3,
+            "some_boolean": false,
             "state": "ACTIVE"
         },
     ]