04fc35707d
Migrate contracts to Solidity 0.7 ( #2319 )
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* Update contract pragmas to solidity 0.7
* Remove internal declaration on constructors
* Reference SafeMath explicitely
* Remove public constructor declaration from abstract contracts
* Remove public constructor declaration from non-abstract contracts
2020-07-29 18:11:32 -03:00
56de324afe
Add SPX license identifier ( #2235 )
2020-05-14 21:58:11 -03:00
c9630526e2
Draft and lifecycles directories cleanup ( #2122 )
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* Move Pausable into utils
* Move Strings into utils
* Move Counters into utils
* Move SignedSafeMath into math
* Remove ERC1046
* Make ERC20Snapshot.snapshot internal
* Move ERC20Snapshot into ERC20
* Add drafts deprecation notice
* Remove drafts directory
* Add changelog entry
* Apply suggestions from code review
Co-Authored-By: Francisco Giordano <frangio.1@gmail.com >
Co-authored-by: Francisco Giordano <frangio.1@gmail.com >
2020-03-16 16:27:15 -03:00
5dfe7215a9
Migrate Contracts to Solidity v0.6 ( #2080 )
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* Initial migration to Solidity 0.6.x - v3.0 first steps (#2063 )
* Initial migration, missing GSN, 721, 777 and Crowdsales.
* Add _beforeTokenOperation and _afterTokenOperation.
* Add documentation for hooks.
* Add hooks doc
* Add missing drafts
* Add back ERC721 with hooks
* Bring back ERC777
* Notes on hooks
* Bring back GSN
* Make functions virtual
* Make GSN overrides explicit
* Fix ERC20Pausable tests
* Remove virtual from some view functions
* Update linter
* Delete examples
* Remove unnecessary virtual
* Remove roles from Pausable
* Remove roles
* Remove users of roles
* Adapt ERC20 tests
* Fix ERC721 tests
* Add all ERC721 hooks
* Add ERC777 hooks
* Fix remaining tests
* Bump compiler version
* Move 721BurnableMock into mocks directory
* Remove _before hooks
* Fix tests
* Upgrade linter
* Put modifiers last
* Remove _beforeTokenApproval and _beforeOperatorApproval hooks
2020-02-14 11:12:32 -03:00
67bca857ee
Revert Solidity version bump. ( #1729 )
2019-04-24 19:32:08 -03:00
19c7414052
Bump minimum Solidity version to 0.5.7 ( #1724 )
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* Bump Solidity version to 0.5.7
* Add changelog entry.
2019-04-23 16:18:08 -03:00
07603d5875
Remove unnecessary SafeMath call ( #1610 )
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* Refactor Counter to support increment and decrement.
* Move Counter out of drafts.
* Refactor ERC721 to use Counter.
* Rollback Counter returning the current value in increment and decrement.
* Update test/drafts/Counter.test.js
Co-Authored-By: nventuro <nicolas.venturo@gmail.com >
* Improve Counter documentation.
* Move Counter.test to utils.
* Move back Counter to drafts.
2019-01-21 17:24:51 -03:00
b7d60f2f9a
Fix warnings ( #1606 )
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* Bump required compiler version to 0.5.2.
* Fix shadowed variable warning in ERC20Migrator.
* Rename Counter to Counters.
* Add dummy state variable to SafeERC20Helper.
* Update changelog entry.
* Fix CountersImpl name.
* Improve changelog entry.
2019-01-17 15:59:30 -03:00
