added explicit starts/endsWith functions

+bids/+internal/endsWith.m

@@ -0,0 +1,23 @@
+function res = endsWith(str, pat)
+  %
+  % Checks id character array 'str' ends with 'pat'
+  %
+  % USAGE  res = bids.internal.endsWith(str, pat)
+  %
+  % str        - character array
+  % pat        - character array
+  %
+  % __________________________________________________________________________
+  %
+  % Based on spm_file.m and spm_select.m from SPM12.
+  % __________________________________________________________________________
+
+  % Copyright (C) 2011-2018 Guillaume Flandin, Wellcome Centre for Human Neuroimaging
+  res = false;
+  l_pat = length(pat);
+  if l_pat > length(str)
+    return;
+  end
+  res = strcmp(str(end - l_pat +1 : end), pat);
+
+end

+bids/+internal/get_metadata.m

@@ -20,7 +20,7 @@
   metafile = cellstr(metafile);
 
   for i = 1:numel(metafile)
-    if endsWith(metafile{i}, '.json')
+    if bids.internal.endsWith(metafile{i}, '.json')
       meta = update_metadata(meta, bids.util.jsondecode(metafile{i}), metafile{i});
     else
       meta.filename = metafile{i};

+bids/+internal/startsWith.m

@@ -0,0 +1,23 @@
+function res = startsWith(str, pat)
+  %
+  % Checks id character array 'str' starts with 'pat'
+  %
+  % USAGE  res = bids.internal.startsWith(str, pat)
+  %
+  % str        - character array
+  % pat        - character array
+  %
+  % __________________________________________________________________________
+  %
+  % Based on spm_file.m and spm_select.m from SPM12.
+  % __________________________________________________________________________
+
+  % Copyright (C) 2011-2018 Guillaume Flandin, Wellcome Centre for Human Neuroimaging
+  res = false;
+  l_pat = length(pat);
+  if l_pat > length(str)
+    return;
+  end
+  res = strcmp(str(1 : l_pat), pat);
+
+end

+bids/derivate.m

@@ -101,7 +101,7 @@
     mkdir(out_dir);
   end
   % copy data file
-  if endsWith(file.ext, '.gz')
+  if bids.internal.endsWith(file.ext, '.gz')
     gunzip(data_file, out_dir);
   else
     [status,message,messageId] = copyfile(data_file, [out_path file.ext]);

+bids/layout.m

@@ -197,7 +197,7 @@
         if strcmp(candidates{ii}, file_list{i})
           continue;
         end
-        if endsWith(candidates{ii}, '.json')
+        if bids.internal.endsWith(candidates{ii}, '.json')
           continue
         end
         match = regexp(candidates{ii}, ['_' suffix '\..*$'], 'match');
@@ -246,7 +246,7 @@
         if strcmp(candidates{ii}, file_list{i})
           continue;
         end
-        if endsWith(candidates{ii}, '.json')
+        if bids.internal.endsWith(candidates{ii}, '.json')
           continue
         end
         match = regexp(candidates{ii}, ['_' suffix '\..*$'], 'match');