revert back to Julia compat 1.7, add Requires

jlchan · Oct 7, 2023 · 2932404 · 2932404
1 parent 9cec8a8
commit 2932404
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Showing 2 changed files with 13 additions and 6 deletions.
diff --git a/Project.toml b/Project.toml
@@ -46,4 +46,4 @@ StaticArrays = "1"
 SummationByPartsOperators = "0.5"
 Triangulate = "2"
 WriteVTK = "1"
-julia = "1.9"
+julia = "1.7"
diff --git a/ext/StartUpDGSummationByPartsOperatorsExt.jl b/ext/StartUpDGSummationByPartsOperatorsExt.jl
@@ -5,11 +5,18 @@ module StartUpDGSummationByPartsOperatorsExt
 
     using StartUpDG
 
-    using SummationByPartsOperators
-    using SummationByPartsOperators: AbstractDerivativeOperator,
-                                     AbstractNonperiodicDerivativeOperator, DerivativeOperator,
-                                     AbstractPeriodicDerivativeOperator,
-                                     PeriodicDerivativeOperator, grid
+    # Required for visualization code
+    if isdefined(Base, :get_extension)
+        using SummationByPartsOperators: SummationByPartsOperators, DerivativeOperator, grid,
+                                         AbstractDerivativeOperator, AbstractNonperiodicDerivativeOperator, 
+                                         PeriodicDerivativeOperator, AbstractPeriodicDerivativeOperator
+    else
+        # Until Julia v1.9 is the minimum required version for Trixi.jl, we still support Requires.jl
+        using ..SummationByPartsOperators
+        using ..SummationByPartsOperators: AbstractDerivativeOperator, AbstractPeriodicDerivativeOperator,
+                                           AbstractNonperiodicDerivativeOperator, DerivativeOperator,                                         
+                                           PeriodicDerivativeOperator, grid
+    end