Change float/doubles -> number (#23)

Author: rockwotj

firebase_rules_generator/generator.cc

@@ -367,7 +367,7 @@ bool RulesGenerator::GenerateField(const protobuf::FieldDescriptor *field,
       case protobuf::FieldDescriptor::TYPE_DOUBLE:
       case protobuf::FieldDescriptor::TYPE_FLOAT:
         // TODO(rockwood): Do we need anything special for "Nan" or "Infinity"?
-        vars.insert({"type", "float"});
+        vars.insert({"type", "number"});
         printer.Print(vars, "resource.$name$ is $type$");
         break;
       case protobuf::FieldDescriptor::TYPE_INT64:

testdata/test4.rules

@@ -8,6 +8,6 @@ function isExampleMessage(resource) {
           ((!resource.keys().hasAny(['bar'])) || (resource.bar is map)) &&
           ((!resource.keys().hasAny(['bippity'])) || (resource.bippity is int && resource.bippity >= -2147483648 && resource.bippity <= 2147483647)) &&
           ((!resource.keys().hasAny(['boppity'])) || (resource.boppity is bool)) &&
-          ((!resource.keys().hasAny(['boo'])) || (resource.boo is float));
+          ((!resource.keys().hasAny(['boo'])) || (resource.boo is number));
 }
 // @@END_GENERATED_FUNCTIONS@@