Auto-generate description labels and extend DEPENDENCIES schema

.github/workflows/test-toolchain-compat.yml

@@ -0,0 +1,25 @@
+name: Toolchain Compatibility
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  test-toolchain:
+    name: "Python ${{ matrix.python-version }}"
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ['3.10', '3.11', '3.12', '3.13', '3.14']
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Initialize MFC
+        run: ./mfc.sh init
+      - name: Lint and test toolchain
+        run: ./mfc.sh lint

CMakeLists.txt

@@ -665,6 +665,7 @@ if (MFC_DOCUMENTATION)
         OUTPUT  "${CMAKE_CURRENT_SOURCE_DIR}/docs/documentation/case_constraints.md"
         DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/toolchain/mfc/gen_case_constraints_docs.py"
                 "${CMAKE_CURRENT_SOURCE_DIR}/toolchain/mfc/case_validator.py"
+                "${CMAKE_CURRENT_SOURCE_DIR}/toolchain/mfc/params/definitions.py"
                 "${examples_DOCs}"
         COMMAND "bash" "${CMAKE_CURRENT_SOURCE_DIR}/docs/gen_constraints.sh"
                        "${CMAKE_CURRENT_SOURCE_DIR}"
@@ -684,10 +685,12 @@ if (MFC_DOCUMENTATION)
     )
 
     # Generate parameters.md from parameter registry
+    # docs_gen.py now AST-parses case_validator.py, so it must be a dependency
     file(GLOB_RECURSE params_SRCs CONFIGURE_DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/toolchain/mfc/params/*.py")
     add_custom_command(
         OUTPUT  "${CMAKE_CURRENT_SOURCE_DIR}/docs/documentation/parameters.md"
         DEPENDS "${params_SRCs}"
+                "${CMAKE_CURRENT_SOURCE_DIR}/toolchain/mfc/case_validator.py"
         COMMAND "bash" "${CMAKE_CURRENT_SOURCE_DIR}/docs/gen_parameters.sh"
                        "${CMAKE_CURRENT_SOURCE_DIR}"
         COMMENT "Generating parameters.md"

toolchain/mfc/case_validator.py

@@ -14,9 +14,11 @@
 # pylint: disable=too-many-lines
 # Justification: Comprehensive validator covering all MFC parameter constraints
 
+import re
 from typing import Dict, Any, List, Set
 from functools import lru_cache
 from .common import MFCException
+from .params.definitions import CONSTRAINTS
 
 
 @lru_cache(maxsize=1)
@@ -144,6 +146,10 @@ def check_model_eqns_and_num_fluids(self):
     def check_igr(self):
         """Checks constraints regarding IGR order"""
         igr = self.get('igr', 'F') == 'T'
+        igr_pres_lim = self.get('igr_pres_lim', 'F') == 'T'
+
+        self.prohibit(igr_pres_lim and not igr,
+                     "igr_pres_lim requires igr to be enabled")
 
         if not igr:
             return
@@ -152,7 +158,6 @@ def check_igr(self):
         m = self.get('m', 0)
         n = self.get('n', 0)
         p = self.get('p', 0)
-
         self.prohibit(igr_order not in [None, 3, 5],
                      "igr_order must be 3 or 5")
         if igr_order:
@@ -191,6 +196,10 @@ def check_weno(self):
     def check_muscl(self):
         """Check constraints regarding MUSCL order"""
         recon_type = self.get('recon_type', 1)
+        int_comp = self.get('int_comp', 'F') == 'T'
+
+        self.prohibit(int_comp and recon_type != 2,
+                     "int_comp (THINC interface compression) requires recon_type = 2 (MUSCL)")
 
         # MUSCL_TYPE = 2
         if recon_type != 2:
@@ -1201,6 +1210,10 @@ def check_probe_integral_output(self):
     def check_hyperelasticity(self):
         """Checks hyperelasticity constraints"""
         hyperelasticity = self.get('hyperelasticity', 'F') == 'T'
+        pre_stress = self.get('pre_stress', 'F') == 'T'
+
+        self.prohibit(pre_stress and not hyperelasticity,
+                     "pre_stress requires hyperelasticity to be enabled")
 
         if not hyperelasticity:
             return
@@ -1911,14 +1924,27 @@ def _format_errors(self) -> str:
             err_lower = err.lower()
             if "must be positive" in err_lower or "must be set" in err_lower:
                 lines.append("     [dim]Check that this required parameter is defined in your case file[/dim]")
-            elif "weno_order" in err_lower:
-                lines.append("     [dim]Valid values: 1, 3, 5, or 7[/dim]")
-            elif "riemann_solver" in err_lower:
-                lines.append("     [dim]Valid values: 1 (HLL), 2 (HLLC), 3 (Exact), etc.[/dim]")
-            elif "model_eqns" in err_lower:
-                lines.append("     [dim]Valid values: 1, 2 (5-eq), 3 (6-eq), or 4[/dim]")
-            elif "boundary" in err_lower or "bc_" in err_lower:
+                continue
+            if "boundary" in err_lower or "bc_" in err_lower:
                 lines.append("     [dim]Common BC values: -1 (periodic), -2 (reflective), -3 (extrapolation)[/dim]")
+                continue
+
+            # Auto-generate hints from CONSTRAINTS with value_labels
+            for param_name, constraint in CONSTRAINTS.items():
+                if not re.search(r'\b' + re.escape(param_name.lower()) + r'\b', err_lower):
+                    continue
+                choices = constraint.get("choices")
+                if not choices:
+                    continue
+                labels = constraint.get("value_labels", {})
+                if labels:
+                    items = [f"{v} ({labels[v]})" if v in labels else str(v)
+                             for v in choices]
+                    hint = f"Valid values: {', '.join(items)}"
+                else:
+                    hint = f"Valid values: {choices}"
+                lines.append(f"     [dim]{hint}[/dim]")
+                break
 
         lines.append("")
         lines.append("[dim]Tip: Run './mfc.sh validate case.py' for detailed validation[/dim]")