test-matlab-ts-mode--ei-classify-matrix-action-fun result:
---
L3   (numeric-m-matrix 1 nil nil 0)           | m1 = [
L4   (numeric-m-matrix 1 (3 3 2))             |          1, 2.2,  3; % ... foo
L5   (numeric-m-matrix 1)                     |        ... foo
L6   (numeric-m-matrix 1)                     |        % ... foo
L7   (numeric-m-matrix 1 (3 3 2))             |        4.4,   5, 60 ... % foo
L8   (numeric-m-matrix 1)                     |      ];
L11  (non-numeric-m-matrix 0 nil t 0)         | n1 = ["foo", "%bar"  , "...too"
L12  (non-numeric-m-matrix 0)                 |        ... % foo
L13  (non-numeric-m-matrix 0)                 |        % ... foo
L14  (non-numeric-m-matrix 0)                 |       "goo", "...too", "%foo"  ];
