From: Alexis Laferrière <alexis.laf@xymus.net>
Date: Thu, 12 Feb 2015 01:51:57 +0000 (-0500)
Subject: lib/json: converting JsonValue to float or int casts between numerics
X-Git-Tag: v0.7.2~13^2~3
X-Git-Url: http://nitlanguage.org

lib/json: converting JsonValue to float or int casts between numerics

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>
---

diff --git a/lib/json/dynamic.nit b/lib/json/dynamic.nit
index 1ee3ce7..d0559e0 100644
--- a/lib/json/dynamic.nit
+++ b/lib/json/dynamic.nit
@@ -49,11 +49,17 @@ class JsonValue
 
 	# Get this value as a `Int`
 	#
-	# require: `self.is_int`
+	# require: `self.is_numeric`
 	#
 	#     assert "-10".to_json_value.to_i == -10
 	#     assert "123".to_json_value.to_i == 123
-	fun to_i: Int do return value.as(Int)
+	#     assert "123.456".to_json_value.to_i == 123
+	fun to_i: Int
+	do
+		var value = value
+		assert value isa Numeric
+		return value.to_i
+	end
 
 	# Is this value a float?
 	#
@@ -64,11 +70,17 @@ class JsonValue
 
 	# Get this value as a `Float`
 	#
-	# require: `self.is_float`
+	# require: `self.is_numeric`
 	#
 	#     assert "0.0".to_json_value.to_f == 0.0
 	#     assert "123.456".to_json_value.to_f == 123.456
-	fun to_f: Float do return value.as(Float)
+	#     assert "123".to_json_value.to_f == 123.0
+	fun to_f: Float
+	do
+		var value = value
+		assert value isa Numeric
+		return value.to_f
+	end
 
 	# Is the value numeric?
 	#