support PyFoam syntax in OpenFOAM files

lockfile.json

@@ -66,7 +66,7 @@
     "revision": "04e54ab6585dfd4fee6ddfe5849af56f101b6d4f"
   },
   "foam": {
-    "revision": "4662b2548b37a2a9229cc9549861b5390a107a38"
+    "revision": "fdb7f14b885abfc4df57728c9b2a2f2ad24d3cb7"
   },
   "fortran": {
     "revision": "f0f2f100952a353e64e26b0fa710b4c296d7af13"

queries/foam/highlights.scm

@@ -52,6 +52,11 @@
   "}"
   "#{"
   "#}"
+  "|-"
+  "-|"
+  "<!--("
+  ")-->"
+  "$$"
 ] @punctuation.bracket
 
 [

queries/foam/injections.scm

@@ -7,3 +7,6 @@
 ;; Highlight regex syntax inside literal strings
 ((string_literal) @regex)
 
+;; Highlight PyFoam syntax as Python statements
+(pyfoam_variable code_body: (_) @python)
+(pyfoam_expression code_body: (_) @python)