[Matlab] Refactor File index use

Author: mpsonntag

+nix/DataArray.m

@@ -52,7 +52,7 @@
                         dimensions{i} = nix.Utils.createEntity(currList(i).dimension, ...
                             @nix.RangeDimension);
                     otherwise
-                       disp('some dimension type is unknown! skip')
+                       disp('some dimension type is unknown! skip');
                 end
             end
         end

+nix/File.m

@@ -65,7 +65,8 @@
             r = nix.Utils.open_entity(obj, 'openBlock', id_or_name, @nix.Block);
         end
 
-        function r = open_block_idx(obj, idx)
+        function r = open_block_idx(obj, index)
+            idx = nix.Utils.handle_index(index);
             r = nix.Utils.open_entity(obj, 'openBlockIdx', idx, @nix.Block);
         end
 
@@ -99,7 +100,8 @@
             r = nix.Utils.open_entity(obj, 'openSection', id_or_name, @nix.Section);
         end
 
-        function r = open_section_idx(obj, idx)
+        function r = open_section_idx(obj, index)
+            idx = nix.Utils.handle_index(index);
             r = nix.Utils.open_entity(obj, 'openSectionIdx', idx, @nix.Section);
         end
 

tests/TestFile.m

@@ -236,9 +236,9 @@
     s2 = f.create_section('testSection2', 'nixSection');
     s3 = f.create_section('testSection3', 'nixSection');
 
-    assert(strcmp(f.open_section_idx(0).name, s1.name));
-    assert(strcmp(f.open_section_idx(1).name, s2.name));
-    assert(strcmp(f.open_section_idx(2).name, s3.name));
+    assert(strcmp(f.open_section_idx(1).name, s1.name));
+    assert(strcmp(f.open_section_idx(2).name, s2.name));
+    assert(strcmp(f.open_section_idx(3).name, s3.name));
 end
 
 function [] = test_open_block( varargin )
@@ -263,9 +263,9 @@
     b2 = f.create_block('testBlock2', 'nixBlock');
     b3 = f.create_block('testBlock3', 'nixBlock');
 
-    assert(strcmp(f.open_block_idx(0).name, b1.name));
-    assert(strcmp(f.open_block_idx(1).name, b2.name));
-    assert(strcmp(f.open_block_idx(2).name, b3.name));
+    assert(strcmp(f.open_block_idx(1).name, b1.name));
+    assert(strcmp(f.open_block_idx(2).name, b2.name));
+    assert(strcmp(f.open_block_idx(3).name, b3.name));
 end
 
 %% Test: nix.File has nix.Block by ID or name