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[AutoDiff] Improve @derivative and @transpose diagnostics. #32717

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Merged
merged 1 commit into from
Jul 6, 2020
Merged

[AutoDiff] Improve @derivative and @transpose diagnostics. #32717

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34 changes: 25 additions & 9 deletions include/swift/AST/DiagnosticsSema.def
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Original file line number Diff line number Diff line change
Expand Up @@ -3095,10 +3095,16 @@ ERROR(derivative_attr_class_member_dynamic_self_result_unsupported,none,
ERROR(derivative_attr_nonfinal_class_init_unsupported,none,
"cannot register derivative for 'init' in a non-final class; consider "
"making %0 final", (Type))
ERROR(derivative_attr_unsupported_accessor_kind,none,
"cannot register derivative for %0", (/*accessorKind*/ DescriptiveDeclKind))
// TODO(SR-13096): Remove this temporary diagnostic.
ERROR(derivative_attr_class_setter_unsupported,none,
"cannot yet register derivative for class property or subscript setters",
())
// TODO(TF-982): Remove this temporary diagnostic.
NOTE(derivative_attr_protocol_requirement_unsupported,none,
"cannot yet register derivative default implementation for protocol "
"requirements", ())
ERROR(derivative_attr_original_already_has_derivative,none,
"a derivative already exists for %0", (DeclName))
NOTE(derivative_attr_duplicate_note,none,
Expand Down Expand Up @@ -3134,15 +3140,25 @@ NOTE(transpose_attr_wrt_self_self_type_mismatch_note,none,
"%1", (Type, Type))

// Automatic differentiation attributes
ERROR(autodiff_attr_original_decl_invalid_kind,none,
"%0 is not a 'func', 'init', 'subscript', or 'var' computed property "
"declaration", (DeclNameRef))
ERROR(autodiff_attr_accessor_not_found,none,
"%0 does not have a '%1' accessor", (DeclNameRef, StringRef))
ERROR(autodiff_attr_original_decl_none_valid_found,none,
"could not find function %0 with expected type %1", (DeclNameRef, Type))
ERROR(autodiff_attr_original_decl_not_same_type_context,none,
"%0 is not defined in the current type context", (DeclNameRef))
ERROR(autodiff_attr_original_decl_ambiguous,none,
"referenced declaration %0 is ambiguous", (DeclNameRef))
NOTE(autodiff_attr_original_decl_ambiguous_candidate,none,
"candidate %0 found here", (DescriptiveDeclKind))
ERROR(autodiff_attr_original_decl_none_valid,none,
"referenced declaration %0 could not be resolved", (DeclNameRef))
NOTE(autodiff_attr_original_decl_invalid_kind,none,
"candidate %0 is not a 'func', 'init', 'subscript', or 'var' computed "
"property declaration", (DescriptiveDeclKind))
NOTE(autodiff_attr_original_decl_missing_accessor,none,
"candidate %0 does not have a %1",
(DescriptiveDeclKind, /*accessorDeclKind*/ DescriptiveDeclKind))
NOTE(autodiff_attr_original_decl_type_mismatch,none,
"candidate %0 does not have "
"%select{expected type|type equal to or less constrained than}2 %1",
(DescriptiveDeclKind, Type, /*hasGenericSignature*/ bool))
NOTE(autodiff_attr_original_decl_not_same_type_context,none,
"candidate %0 is not defined in the current type context",
(DescriptiveDeclKind))
ERROR(autodiff_attr_original_void_result,none,
"cannot differentiate void function %0", (DeclName))
ERROR(autodiff_attr_original_multiple_semantic_results,none,
Expand Down
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