Support more types of sparse vectors

[shanghaikid]

Only support array, coo, csr, dict for nodejs.

array:

const sparseArray = [
          undefined,
          0.0,
          0.5,
          0.3,
          undefined,
          0.2]
      */

csr:

const sparseCSR = {
          indices: [2, 5, 8],
          values: [5, 3, 7]
      };

coo:

const sparseCOO = [
          { index: 2, value: 5 },
          { index: 5, value: 3 },
          { index: 8, value: 7 }
        ];

dict:

const sparseObject = {
          3: 1.5,
          6: 2.0,
          9: -3.5
      };

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 97.15%. Comparing base (5034a82) to head (63decf1).

Additional details and impacted files

@@            Coverage Diff             @@
##              2.4     #293      +/-   ##
==========================================
+ Coverage   97.07%   97.15%   +0.07%     
==========================================
  Files          36       36              
  Lines        2120     2179      +59     
  Branches      567      585      +18     
==========================================
+ Hits         2058     2117      +59     
  Misses         54       54              
  Partials        8        8              

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