From fe8b4294fca67077ef33b54ea52b61a2e43b1576 Mon Sep 17 00:00:00 2001
From: Alexandre Terrasa <alexadre@moz-code.org>
Date: Sun, 4 Nov 2012 15:08:03 -0500
Subject: [PATCH] nitmetrics: refactor rta metrics computation

Signed-off-by: Alexandre Terrasa <alexadre@moz-code.org>
---
 src/metrics/metrics.nit                        |    2 +-
 src/metrics/metrics_base.nit                   |    3 +++
 src/metrics/{rta_stats.nit => rta_metrics.nit} |   10 +++++-----
 src/nitmetrics.nit                             |    7 +++++--
 4 files changed, 14 insertions(+), 8 deletions(-)
 rename src/metrics/{rta_stats.nit => rta_metrics.nit} (88%)

diff --git a/src/metrics/metrics.nit b/src/metrics/metrics.nit
index 507c67b..7904ca6 100644
--- a/src/metrics/metrics.nit
+++ b/src/metrics/metrics.nit
@@ -23,6 +23,6 @@ import visit_nullable_sends
 import visit_self
 import model_stats
 import generate_hierarchies
-import rta_stats
+import rta_metrics
 import model_hyperdoc
 import tables_metrics
diff --git a/src/metrics/metrics_base.nit b/src/metrics/metrics_base.nit
index 7bb23d9..950b956 100644
--- a/src/metrics/metrics_base.nit
+++ b/src/metrics/metrics_base.nit
@@ -21,6 +21,8 @@ import modelbuilder
 
 redef class ToolContext
 
+	# --rta
+	var opt_rta = new OptionBool("Compute RTA metrics", "--rta")
 	# --generate_hyperdoc
 	var opt_generate_hyperdoc = new OptionBool("Generate Hyperdoc", "--generate_hyperdoc")
 
@@ -30,6 +32,7 @@ redef class ToolContext
 	redef init
 	do
 		super
+		self.option_context.add_option(opt_rta)
 		self.option_context.add_option(opt_generate_hyperdoc)
 		self.option_context.add_option(opt_dir)
 	end
diff --git a/src/metrics/rta_stats.nit b/src/metrics/rta_metrics.nit
similarity index 88%
rename from src/metrics/rta_stats.nit
rename to src/metrics/rta_metrics.nit
index 47da557..cebf766 100644
--- a/src/metrics/rta_stats.nit
+++ b/src/metrics/rta_metrics.nit
@@ -14,18 +14,18 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# Statistics of a RTA
-module rta_stats
+# Metrics from RTA
+module rta_metrics
 
 import modelbuilder
 private import rapid_type_analysis
 
-# Run a runtime type anamysis and print statistics
-fun compute_rta_stats(modelbuilder: ModelBuilder, mainmodule: MModule)
+# Run a runtime type analysis and print metrics
+fun compute_rta_metrics(modelbuilder: ModelBuilder, mainmodule: MModule)
 do
 	var analysis = modelbuilder.do_rapid_type_analysis(mainmodule)
 
-	print "--- Type Analysis ---"
+	print "--- RTA metrics ---"
 	print "Number of live runtime types (instantied resolved type): {analysis.live_types.length}"
 	if analysis.live_types.length < 8 then print "\t{analysis.live_types.join(" ")}"
 	print "Number of live method definitions: {analysis.live_methoddefs.length}"
diff --git a/src/nitmetrics.nit b/src/nitmetrics.nit
index a2d20f8..68a6490 100644
--- a/src/nitmetrics.nit
+++ b/src/nitmetrics.nit
@@ -71,8 +71,11 @@ count_ntypes(modelbuilder)
 print ""
 compute_tables_metrics(mainmodule)
 
-print ""
-compute_rta_stats(modelbuilder, mainmodule)
+# RTA metrics
+if toolcontext.opt_rta.value then
+	print ""
+	compute_rta_metrics(modelbuilder, mainmodule)
+end
 
 # Generate Hyperdoc
 if toolcontext.opt_generate_hyperdoc.value then
-- 
1.7.9.5