From 6cd1375cf9047fff0e75101eab7a42f17cb721fe Mon Sep 17 00:00:00 2001
From: Thomas Krijnen <t.krijnen@gmail.com>
Date: Thu, 15 Jan 2026 13:00:37 +0100
Subject: [PATCH] Rerun rule compilation for exists() on indeterminate

---
 src/ifcopenshell-python/ifcopenshell/express/rules/IFC2X3.py  | 4 ++--
 src/ifcopenshell-python/ifcopenshell/express/rules/IFC4.py    | 4 ++--
 src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X1.py  | 4 ++--
 src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X2.py  | 4 ++--
 src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3.py  | 4 ++--
 .../ifcopenshell/express/rules/IFC4X3_ADD1.py                 | 4 ++--
 .../ifcopenshell/express/rules/IFC4X3_ADD2.py                 | 4 ++--
 .../ifcopenshell/express/rules/IFC4X3_RC1.py                  | 4 ++--
 .../ifcopenshell/express/rules/IFC4X3_RC2.py                  | 4 ++--
 .../ifcopenshell/express/rules/IFC4X3_RC3.py                  | 4 ++--
 .../ifcopenshell/express/rules/IFC4X3_RC4.py                  | 4 ++--
 .../ifcopenshell/express/rules/IFC4X3_TC1.py                  | 4 ++--
 12 files changed, 24 insertions(+), 24 deletions(-)

diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC2X3.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC2X3.py
index a559e653fd..b02aa85a4f 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC2X3.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC2X3.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4.py
index 0df12ba768..7145a5064a 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X1.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X1.py
index a439d6326c..0f7a92cfeb 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X1.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X1.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X2.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X2.py
index 1f5afbb430..04cc8fc65f 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X2.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X2.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3.py
index 160ab10a24..50a22a0161 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_ADD1.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_ADD1.py
index 1f8ec4d814..34492afc7a 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_ADD1.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_ADD1.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_ADD2.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_ADD2.py
index fee0cae2d4..c532ca12b2 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_ADD2.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_ADD2.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC1.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC1.py
index a0264691a5..9f1fbe93ed 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC1.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC1.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC2.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC2.py
index f0e066c242..c369e9fad6 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC2.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC2.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC3.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC3.py
index c4134a28de..e246f44608 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC3.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC3.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC4.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC4.py
index 67e6f4c075..e48e90e710 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC4.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_RC4.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default
diff --git a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_TC1.py b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_TC1.py
index 56317dc5fb..409836bbba 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_TC1.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/rules/IFC4X3_TC1.py
@@ -3,11 +3,11 @@ import ifcopenshell
 def exists(v):
     if callable(v):
         try:
-            return v() is not None
+            return exists(v())
         except IndexError as e:
             return False
     else:
-        return v is not None
+        return v is not None and v is not INDETERMINATE
 
 def nvl(v, default):
     return v if v is not None else default