Allocated length of errorLog should be 1 and not config.attempts if lastErrorOnly is set to true in the config.

[amukherj]

This allows O(1) memory to be used with retries, whenever lastErrorOnly is set.

Addresses #23.

[codecov-io]

Codecov Report

Merging #22 into master will increase coverage by 0.25%.
The diff coverage is 100%.

@@            Coverage Diff            @@
##           master     #22      +/-   ##
=========================================
+ Coverage   97.14%   97.4%   +0.25%     
=========================================
  Files           2       2              
  Lines          70      77       +7     
=========================================
+ Hits           68      75       +7     
  Misses          2       2

Impacted Files	Coverage Δ
retry.go	96.36% <100%> (+0.53%)	⬆️

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[amukherj]

@JaSei, could you help validate this PR and the issue (#23)? Thanks.

[JaSei]

Thanks for you PR

[JaSei]

version 2.4.3 was released