Made the interpreter pass most of the mycology test suite

pkg/field/utils.go

@@ -96,3 +96,7 @@ func (f *Field) Set(x, y, v int) {
 		}
 	}
 }
+
+func (f Field) Dump() (int, int, int, int) {
+	return f.x, f.y, f.lx, f.ly
+}

pkg/field/utils_test.go

@@ -329,3 +329,9 @@ func TestGetAndSetOnEmptyLines(t *testing.T) {
 	field.Set(0, -1, 'c')
 	require.Equal(t, &f, field)
 }
+
+func TestDump(t *testing.T) {
+	// nothing to test really
+	f := Field{}
+	f.Dump()
+}