5 Commits (394987f36527f16f85efdfbe9c944da629077917)

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>	5 years ago
Nicolás Venturo	56de324afe	Add SPX license identifier (#2235)	5 years ago
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>	5 years ago
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	5 years ago
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	5 years ago