Improve error when generated function is not pure (JuliaLang#39568)

I hadn't realized that this included generators so it could help others.
tekverkp · Feb 9, 2021 · df7334a · df7334a
1 parent 78c448f
commit df7334a
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Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/src/method.c b/src/method.c
@@ -477,7 +477,7 @@ JL_DLLEXPORT jl_code_info_t *jl_code_for_staged(jl_method_instance_t *linfo)
  ptls->in_pure_callback = 0;
  jl_toplevel_eval(def->module, (jl_value_t*)func);
  }
- jl_error("The function body AST defined by this @generated function is not pure. This likely means it contains a closure or comprehension.");
+ jl_error("The function body AST defined by this @generated function is not pure. This likely means it contains a closure, a comprehension or a generator.");
  }
  }
 

diff --git a/test/core.jl b/test/core.jl
@@ -5000,7 +5000,8 @@ gVararg(a::fVararg(Int)) = length(a)
  false
 catch e
  (e::ErrorException).msg
-end == "The function body AST defined by this @generated function is not pure. This likely means it contains a closure or comprehension."
+end == "The function body AST defined by this @generated function is not pure. " *
+ "This likely means it contains a closure, a comprehension or a generator."
 
 let x = 1
  global g18444