highlight: be more robuts in case of partial model

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

diff --git a/src/highlight.nit b/src/highlight.nit
index 1165ac9..5e3acf1 100644 (file)
--- a/src/highlight.nit
+++ b/src/highlight.nit
@@ -349,6 +349,8 @@ redef class MClassDef
                if mdoc == null then mdoc = mclass.intro.mdoc
                if mdoc != null then mdoc.fill_infobox(res)
 
+               if in_hierarchy == null then return res
+
                if in_hierarchy.greaters.length > 1 then
                        var c = res.new_dropdown("hier", "super-classes")
                        for x in in_hierarchy.greaters do
@@ -395,11 +397,11 @@ redef class MPropDef
                var res = new HInfoBox(v, to_s)
                res.href = href
                if self isa MMethodDef then
-                       res.new_field("fun").append(mproperty.name).add msignature.linkto
+                       if msignature != null then res.new_field("fun").append(mproperty.name).add msignature.linkto
                else if self isa MAttributeDef then
-                       res.new_field("fun").append(mproperty.name).add static_mtype.linkto
+                       if static_mtype != null then res.new_field("fun").append(mproperty.name).add static_mtype.linkto
                else if self isa MVirtualTypeDef then
-                       res.new_field("add").append(mproperty.name).add bound.linkto
+                       if bound != null then res.new_field("add").append(mproperty.name).add bound.linkto
                else
                        res.new_field("wat?").append(mproperty.name)
                end