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7 Commits

Author SHA1 Message Date
Julian M. Rodriguez
5513dfd3cf Adding SafeCast variants for signed integers (#2243) 
* feat: Adding SafeCast variants for signed integers

* Add newline at EOF

* Update CHANGELOG.md

* Update contracts/utils/SafeCast.sol

Co-authored-by: Nicolás Venturo <nicolas.venturo@gmail.com>

Co-authored-by: Nicolás Venturo <nicolas.venturo@gmail.com>
 2020-05-26 19:17:34 -03:00
Nicolás Venturo
56de324afe Add SPX license identifier (#2235) 2020-05-14 21:58:11 -03:00
pepelu
4476a2d531 Unsigned conversion #2111 (#2123) 
* Add signed to unsigned conversion to SafeCast

* Update SafeCast exception message

* Add test for SafeCast int to uint conversion

- Update SafeCastMock
- Add tests for SafeCast int256 to uint256

* Update SafeCast int to uint definition

Apply suggestions from code review.

Co-Authored-By: Nicolás Venturo <nicolas.venturo@gmail.com>

* Update test for SafeCast int to uint conversion

* Update SafeCast test after code review

- Change "downcasts" to "casts"
- Move test closer to its function

* Fix error in SafeCast toUint256 description

* Fix breaking error in SafeCast

* Add uint256 to int256 conversion to SafeCast

- Add function
- Add mock
- Add test

* Update SafeCast unsigned to signed conversion

- Update error in conversion to be more clear
- Update constants in test to be powers of 2 instead of shifts

* Add changelog entry

* Update SafeCast tests

- Add minus in INT256_MIN for clarity

Co-Authored-By: Nicolás Venturo <nicolas.venturo@gmail.com>

Co-authored-by: Nicolás Venturo <nicolas.venturo@gmail.com>
 2020-03-27 10:56:30 -03:00
Nicolás Venturo
a8d6f13c94 Remove all 'available since' notices 2020-03-16 20:44:56 -03:00
Nicolás Venturo
5dfe7215a9 Migrate Contracts to Solidity v0.6 (#2080) 
* 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
Nicolás Venturo
e493fb3e95 Add 'available since' notes. Fixes #2054 2020-01-23 15:26:25 -03:00
Benjamin Smith
2c11ed59fa Safe Casting Library from uint256 to uintXX (#1926) 
* Include Safe Casting Library with complete and exhaustive test-suite.

* linting test file.

* Typo in SafeCast import statement

* Update test/utils/SafeCast.test.js

* Rename `castUXX` to `toUintXX` from suggestion

* Tackling the quick and easy suggestions regarding error string improvements etc.

* typo and changelog update.

* Improve SafeCast tests

* Update test/utils/SafeCast.test.js

* Update test/utils/SafeCast.test.js

* incorrect import

* add SafeCast to docs site

* Update CHANGELOG.md

* Update SafeCast.sol
 2019-10-22 13:59:11 -03:00