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diff assertStructFields.m @ 775:c596122374df feature/grids

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Add a few assert functions
author Jonatan Werpers <jonatan@werpers.com>
date Thu, 19 Jul 2018 09:40:05 -0700
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/assertStructFields.m	Thu Jul 19 09:40:05 2018 -0700
@@ -0,0 +1,12 @@
+% Assert that the struct s has the all the field names in the cell array fns.
+function assertStructFields(s, fns)
+    assertType(s, 'struct');
+    assertType(fns, 'cell');
+
+    ok = ismember(fns, fieldnames(s));
+    if ~all(ok)
+        str1 = sprintf("'%s' must have the fields %s\n", inputname(1), toString(fns));
+        str2 = sprintf("The following fields are missing: %s", toString(fns(~ok)));
+        error(str1 + str2);
+    end
+end