{ "contractName": "IndexedAddressIteratorStorage", "abi": [], "bytecode": "0x6080604052348015600f57600080fd5b50603580601d6000396000f3006080604052600080fd00a165627a7a72305820253c9a42582fd25e3a2fea367c746d9b6d8058315dba09f08b3a66d966f042630029", "deployedBytecode": "0x6080604052600080fd00a165627a7a72305820253c9a42582fd25e3a2fea367c746d9b6d8058315dba09f08b3a66d966f042630029", "sourceMap": "217:2835:78:-;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;217:2835:78;;;;;;;", "deployedSourceMap": "217:2835:78:-;;;;;", "source": "pragma solidity ^0.4.19;\n\nimport \"../lib/DoublyLinkedList.sol\";\n\n/**\n @title Indexed Address IteratorStorage\n @author DigixGlobal Pte Ltd\n @notice This contract utilizes: [Doubly Linked List](/DoublyLinkedList)\n*/\ncontract IndexedAddressIteratorStorage {\n\n using DoublyLinkedList for DoublyLinkedList.IndexedAddress;\n /**\n @notice Reads the first item from an Indexed Address Doubly Linked List\n @param _list The source list\n @param _collection_index Index of the Collection to evaluate\n @return {\"_item\" : \"First item on the list\"}\n */\n function read_first_from_indexed_addresses(DoublyLinkedList.IndexedAddress storage _list, bytes32 _collection_index)\n internal\n constant\n returns (address _item)\n {\n _item = _list.start_item(_collection_index);\n }\n\n /**\n @notice Reads the last item from an Indexed Address Doubly Linked list\n @param _list The source list\n @param _collection_index Index of the Collection to evaluate\n @return {\"_item\" : \"First item on the list\"}\n */\n function read_last_from_indexed_addresses(DoublyLinkedList.IndexedAddress storage _list, bytes32 _collection_index)\n internal\n constant\n returns (address _item)\n {\n _item = _list.end_item(_collection_index);\n }\n\n /**\n @notice Reads the next item from an Indexed Address Doubly Linked List based on the specified `_current_item`\n @param _list The source list\n @param _collection_index Index of the Collection to evaluate\n @param _current_item The current item to use as base line\n @return {\"_item\": \"The next item on the list\"}\n */\n function read_next_from_indexed_addresses(DoublyLinkedList.IndexedAddress storage _list, bytes32 _collection_index, address _current_item)\n internal\n constant\n returns (address _item)\n {\n _item = _list.next_item(_collection_index, _current_item);\n }\n\n /**\n @notice Reads the previous item from an Index Address Doubly Linked List based on the specified `_current_item`\n @param _list The source list\n @param _collection_index Index of the Collection to evaluate\n @param _current_item The current item to use as base line\n @return {\"_item\" : \"The previous item on the list\"}\n */\n function read_previous_from_indexed_addresses(DoublyLinkedList.IndexedAddress storage _list, bytes32 _collection_index, address _current_item)\n internal\n constant\n returns (address _item)\n {\n _item = _list.previous_item(_collection_index, _current_item);\n }\n\n\n /**\n @notice Reads the total number of items in an Indexed Address Doubly Linked List\n @param _list The source list\n @param _collection_index Index of the Collection to evaluate\n @return {\"_count\": \"Length of the Doubly Linked list\"}\n */\n function read_total_indexed_addresses(DoublyLinkedList.IndexedAddress storage _list, bytes32 _collection_index)\n internal\n constant\n returns (uint256 _count)\n {\n _count = _list.total(_collection_index);\n }\n\n}\n", "sourcePath": "@digix/solidity-collections/contracts/abstract/IndexedAddressIteratorStorage.sol", "ast": { "absolutePath": "@digix/solidity-collections/contracts/abstract/IndexedAddressIteratorStorage.sol", "exportedSymbols": { "IndexedAddressIteratorStorage": [ 22147 ] }, "id": 22148, "nodeType": "SourceUnit", "nodes": [ { "id": 22051, "literals": [ "solidity", "^", "0.4", ".19" ], "nodeType": "PragmaDirective", "src": "0:24:78" }, { "absolutePath": "@digix/solidity-collections/contracts/lib/DoublyLinkedList.sol", "file": "../lib/DoublyLinkedList.sol", "id": 22052, "nodeType": "ImportDirective", "scope": 22148, "sourceUnit": 25117, "src": "26:37:78", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "contract", "documentation": "@title Indexed Address IteratorStorage\n@author DigixGlobal Pte Ltd\n@notice This contract utilizes: [Doubly Linked List](/DoublyLinkedList)", "fullyImplemented": true, "id": 22147, "linearizedBaseContracts": [ 22147 ], "name": "IndexedAddressIteratorStorage", "nodeType": "ContractDefinition", "nodes": [ { "id": 22055, "libraryName": { "contractScope": null, "id": 22053, "name": "DoublyLinkedList", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 25116, "src": "267:16:78", "typeDescriptions": { "typeIdentifier": "t_contract$_DoublyLinkedList_$25116", "typeString": "library DoublyLinkedList" } }, "nodeType": "UsingForDirective", "src": "261:59:78", "typeName": { "contractScope": null, "id": 22054, "name": "DoublyLinkedList.IndexedAddress", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 22594, "src": "288:31:78", "typeDescriptions": { "typeIdentifier": "t_struct$_IndexedAddress_$22594_storage_ptr", "typeString": "struct DoublyLinkedList.IndexedAddress" } } }, { "body": { "id": 22071, "nodeType": "Block", "src": "751:54:78", "statements": [ { "expression": { "argumentTypes": null, "id": 22069, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 22064, "name": "_item", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 22062, "src": "757:5:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 22067, "name": "_collection_index", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 22059, "src": "782:17:78", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } ], "expression": { "argumentTypes": null, "id": 22065, "name": "_list", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 22057, "src": "765:5:78", "typeDescriptions": { "typeIdentifier": "t_struct$_IndexedAddress_$22594_storage_ptr", "typeString": "struct DoublyLinkedList.IndexedAddress storage pointer" } }, "id": 22066, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberName": "start_item", "nodeType": "MemberAccess", "referencedDeclaration": 24349, "src": "765:16:78", "typeDescriptions": { "typeIdentifier": "t_function_delegatecall_view$_t_struct$_IndexedAddress_$22594_storage_ptr_$_t_bytes32_$returns$_t_address_$bound_to$_t_struct$_IndexedAddress_$22594_storage_ptr_$", "typeString": "function (struct DoublyLinkedList.IndexedAddress storage pointer,bytes32) view returns (address)" } }, "id": 22068, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "765:35:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "757:43:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 22070, "nodeType": "ExpressionStatement", "src": "757:43:78" } ] }, "documentation": "@notice Reads the first item from an Indexed Address Doubly Linked List\n@param _list The source list\n@param _collection_index Index of the Collection to evaluate\n@return {\"_item\" : \"First item on the list\"}", "id": 22072, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "read_first_from_indexed_addresses", "nodeType": "FunctionDefinition", "parameters": { "id": 22060, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 22057, "name": "_list", "nodeType": "VariableDeclaration", "scope": 22072, "src": "600:45:78", "stateVariable": false, "storageLocation": "storage", "typeDescriptions": { "typeIdentifier": "t_struct$_IndexedAddress_$22594_storage_ptr", "typeString": "struct DoublyLinkedList.IndexedAddress" }, "typeName": { "contractScope": null, "id": 22056, "name": "DoublyLinkedList.IndexedAddress", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 22594, "src": "600:31:78", "typeDescriptions": { "typeIdentifier": "t_struct$_IndexedAddress_$22594_storage_ptr", "typeString": "struct DoublyLinkedList.IndexedAddress" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 22059, "name": "_collection_index", "nodeType": "VariableDeclaration", "scope": 22072, "src": "647:25:78", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 22058, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "647:7:78", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" } ], "src": "599:74:78" }, "payable": false, "returnParameters": { "id": 22063, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 22062, "name": "_item", "nodeType": "VariableDeclaration", "scope": 22072, "src": "734:13:78", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 22061, "name": "address", "nodeType": "ElementaryTypeName", "src": "734:7:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "733:15:78" }, "scope": 22147, "src": "557:248:78", "stateMutability": "view", "superFunction": null, "visibility": "internal" }, { "body": { "id": 22088, "nodeType": "Block", "src": "1235:52:78", "statements": [ { "expression": { "argumentTypes": null, "id": 22086, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 22081, "name": "_item", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 22079, "src": "1241:5:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 22084, "name": "_collection_index", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 22076, "src": "1264:17:78", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } ], "expression": { "argumentTypes": null, "id": 22082, "name": "_list", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 22074, "src": "1249:5:78", "typeDescriptions": { "typeIdentifier": "t_struct$_IndexedAddress_$22594_storage_ptr", "typeString": "struct DoublyLinkedList.IndexedAddress storage pointer" } }, "id": 22083, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberName": "end_item", "nodeType": "MemberAccess", "referencedDeclaration": 24389, "src": "1249:14:78", "typeDescriptions": { "typeIdentifier": "t_function_delegatecall_view$_t_struct$_IndexedAddress_$22594_storage_ptr_$_t_bytes32_$returns$_t_address_$bound_to$_t_struct$_IndexedAddress_$22594_storage_ptr_$", "typeString": "function (struct DoublyLinkedList.IndexedAddress storage pointer,bytes32) view returns (address)" } }, "id": 22085, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1249:33:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "1241:41:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 22087, "nodeType": "ExpressionStatement", "src": "1241:41:78" } ] }, "documentation": "@notice Reads the last item from an Indexed Address Doubly Linked list\n@param _list The source list\n@param _collection_index Index of the Collection to evaluate\n@return {\"_item\" : \"First item on the list\"}", "id": 22089, "implemented": true, "isConstructor": false, "isDeclaredConst": true, "modifiers": [], "name": "read_last_from_indexed_addresses", "nodeType": "FunctionDefinition", "parameters": { "id": 22077, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 22074, "name": "_list", "nodeType": "VariableDeclaration", "scope": 22089, "src": "1084:45:78", "stateVariable": false, "storageLocation": "storage", "typeDescriptions": { "typeIdentifier": "t_struct$_IndexedAddress_$22594_storage_ptr", "typeString": "struct DoublyLinkedList.IndexedAddress" }, "typeName": { "contractScope": null, "id": 22073, "name": "DoublyLinkedList.IndexedAddress", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 22594, "src": "1084:31:78", "typeDescriptions": { "typeIdentifier": "t_struct$_IndexedAddress_$22594_storage_ptr", "typeString": "struct DoublyLinkedList.IndexedAddress" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 22076, "name": "_collection_index", "nodeType": "VariableDeclaration", "scope": 22089, "src": "1131:25:78", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 22075, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "1131:7:78", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" } ], "src": "1083:74:78" }, "payable": false, "returnParameters": { "id": 22080, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 22079, "name": "_item", "nodeType": "VariableDeclaration", "scope": 22089, "src": "1218:13:78", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 22078, "name": "address", "nodeType": "ElementaryTypeName", "src": "1218:7:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1217:15:78" }, "scope": 22147, "src": "1042:245:78", "stateMutability": "view", "superFunction": null, "visibility": "internal" }, { "body": { "id": 22108, "nodeType": "Block", "src": "1843:68:78", "statements": [ { "expression": { "argumentTypes": null, "id": 22106, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 22100, "name": "_item", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 22098, "src": "1849:5:78", "typeDescriptions": { "typeIdentifier": 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"typeDescriptions": { "typeIdentifier": "t_struct$_IndexedAddress_$22594_storage_ptr", "typeString": "struct DoublyLinkedList.IndexedAddress storage pointer" } }, "id": 22102, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "memberName": "next_item", "nodeType": "MemberAccess", "referencedDeclaration": 24531, "src": "1857:15:78", "typeDescriptions": { "typeIdentifier": "t_function_delegatecall_view$_t_struct$_IndexedAddress_$22594_storage_ptr_$_t_bytes32_$_t_address_$returns$_t_address_$bound_to$_t_struct$_IndexedAddress_$22594_storage_ptr_$", "typeString": "function (struct DoublyLinkedList.IndexedAddress storage pointer,bytes32,address) view returns (address)" } }, "id": 22105, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1857:49:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "1849:57:78", 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22095, "name": "_current_item", "nodeType": "VariableDeclaration", "scope": 22109, "src": "1743:21:78", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 22094, "name": "address", "nodeType": "ElementaryTypeName", "src": "1743:7:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1668:97:78" }, "payable": false, "returnParameters": { "id": 22099, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 22098, "name": "_item", "nodeType": "VariableDeclaration", "scope": 22109, "src": "1826:13:78", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 22097, "name": "address", "nodeType": "ElementaryTypeName", "src": "1826:7:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1825:15:78" }, "scope": 22147, "src": "1627:284:78", "stateMutability": "view", "superFunction": null, "visibility": "internal" }, { "body": { "id": 22128, "nodeType": "Block", "src": "2478:72:78", "statements": [ { "expression": { "argumentTypes": null, "id": 22126, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 22120, "name": "_item", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 22118, "src": "2484:5:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 22123, "name": "_collection_index", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 22113, "src": "2512:17:78", "typeDescriptions": { 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"src": "2492:19:78", "typeDescriptions": { "typeIdentifier": "t_function_delegatecall_view$_t_struct$_IndexedAddress_$22594_storage_ptr_$_t_bytes32_$_t_address_$returns$_t_address_$bound_to$_t_struct$_IndexedAddress_$22594_storage_ptr_$", "typeString": "function (struct DoublyLinkedList.IndexedAddress storage pointer,bytes32,address) view returns (address)" } }, "id": 22125, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2492:53:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "2484:61:78", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 22127, "nodeType": "ExpressionStatement", "src": "2484:61:78" } ] }, "documentation": "@notice Reads the previous item from an Index Address Doubly Linked List based on the specified `_current_item`\n@param _list The source list\n@param _collection_index Index 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