Release 0.2.0

• feat: prototype effect (6573432)
• feat: add comments and minor optimization (52d2326)
• feat: add test cases (16cb0cb)
• feat: update test (1f77ad3)

Release 0.1.3

• feat: update example and fix _patch (5fb718b)
• feat: add comments and some minor optimizations (491f07c)
• chore: clean package.json (854344d)

Release 0.1.2

• chore: update docs (17baaad)