phase: use a better name on output

By defaut this uses the lowercased prefix of the classname.
But specific phases can redefine `to_s` if required.

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/phase.nit b/src/phase.nit
index 3a93084..6e96e96 100644 (file)
--- a/src/phase.nit
+++ b/src/phase.nit
@@ -44,13 +44,13 @@ redef class ToolContext
                var phases = phases_list
 
                for phase in phases do
-                       self.info(" registered phases: {phase.class_name}", 2)
+                       self.info(" registered phases: {phase}", 2)
                end
 
                for nmodule in nmodules do
                        self.info("Semantic analysis module {nmodule.location.file.filename}", 2)
                        for phase in phases do
-                               self.info(" phase: {phase.class_name}", 3)
+                               self.info(" phase: {phase}", 3)
                                assert phase.toolcontext == self
                                var errcount = self.error_count
                                phase.process_nmodule(nmodule)
@@ -60,7 +60,7 @@ redef class ToolContext
                                end
                                errcount = self.error_count
                                for nclassdef in nmodule.n_classdefs do
-                                       self.info(" phase: {phase.class_name} for {nclassdef.location}", 3)
+                                       self.info(" phase: {phase} for {nclassdef.location}", 3)
                                        assert phase.toolcontext == self
                                        phase.process_nclassdef(nclassdef)
                                        for npropdef in nclassdef.n_propdefs do
@@ -122,6 +122,9 @@ abstract class Phase
                end
        end
 
+       # By default, the name is the lowercased prefix of the classname
+       redef fun to_s do return class_name.strip_extension("Phase").to_lower
+
        # Specific actions to execute on the whole tree of a module
        # @toimplement
        fun process_nmodule(nmodule: AModule) do end