Addresses review comments

Author: DrPaulSharp

RATapi/inputs.py

@@ -163,7 +163,7 @@ def make_problem(project: RATapi.Project) -> ProblemDefinition:
         for field in contrast_fields:
             if getattr(contrast, field) == "":
                 raise ValueError(
-                    f'In the input project, the {field} of contrast "{contrast.name}" does not have a '
+                    f'In the input project, the "{field}" field of contrast "{contrast.name}" does not have a '
                     f"value defined. A value must be supplied before running the project."
                 )
 
@@ -399,7 +399,7 @@ def get_layer_details(project: RATapi.Project) -> list[int]:
         for field in layer_fields:
             if getattr(layer, field) == "":
                 raise ValueError(
-                    f"In the input project, the {field} field of layer {layer.name} does not have a value "
+                    f'In the input project, the "{field}" field of layer {layer.name} does not have a value '
                     f"defined. A value must be supplied before running the project."
                 )
 

tests/test_inputs.py

@@ -581,7 +581,7 @@ def test_undefined_contrast_fields(test_project, field, request):
 
     with pytest.raises(
         ValueError,
-        match=f"In the input project, the {field} of contrast "
+        match=f'In the input project, the "{field}" field of contrast '
         f'"{test_project.contrasts[0].name}" does not have a value defined. '
         f"A value must be supplied before running the project.",
     ):
@@ -629,7 +629,7 @@ def test_undefined_layers(test_project, field, request):
 
     with pytest.raises(
         ValueError,
-        match=f"In the input project, the {field} field of layer {test_project.layers[0].name} "
+        match=f'In the input project, the "{field}" field of layer {test_project.layers[0].name} '
         f"does not have a value defined. A value must be supplied before running the project.",
     ):
         make_problem(test_project)