dalete merge && class operating methods

[chenjiahan]

No description provided.

[codecov-io]

Codecov Report

Merging #88 into dev will increase coverage by 1.3%.
The diff coverage is 88.88%.

@@            Coverage Diff            @@
##              dev      #88     +/-   ##
=========================================
+ Coverage   80.16%   81.46%   +1.3%     
=========================================
  Files          56       55      -1     
  Lines        1316     1252     -64     
  Branches      132      132             
=========================================
- Hits         1055     1020     -35     
+ Misses        208      179     -29     
  Partials       53       53

Impacted Files	Coverage Δ
packages/mixins/popup/index.js	64.78% <ø> (-0.49%)	⬇️
packages/cell-swipe/index.vue	82.19% <100%> (ø)	⬆️
packages/toast/index.js	92.68% <100%> (-0.18%)	⬇️
packages/mixins/popup/popup-manager.js	70% <100%> (-0.43%)	⬇️
packages/mixins/popup/popup-context.js	92.3% <100%> (-0.55%)	⬇️
packages/utils/dom.js	57.14% <66.66%> (+12.31%)	⬆️

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