supported Solidity version added in analyzer modules

remix-analyzer/src/solidity-analyzer/modules/assignAndCompare.ts

@@ -2,7 +2,7 @@ import { default as category } from './categories'
 import { isSubScopeWithTopLevelUnAssignedBinOp, getUnAssignedTopLevelBinOps } from './staticAnalysisCommon'
 import { default as algorithm } from './algorithmCategories'
 import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, BlockAstNode, IfStatementAstNode, 
-  WhileStatementAstNode, ForStatementAstNode, CompilationResult, ExpressionStatementAstNode} from './../../types'
+  WhileStatementAstNode, ForStatementAstNode, CompilationResult, ExpressionStatementAstNode, SupportedVersion} from './../../types'
 
 export default class assignAndCompare implements AnalyzerModule {
   warningNodes: ExpressionStatementAstNode[] = []
@@ -10,6 +10,9 @@ export default class assignAndCompare implements AnalyzerModule {
   description: string = `The result of an operation not used`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: BlockAstNode | IfStatementAstNode | WhileStatementAstNode | ForStatementAstNode): void {
     if (node?.nodeType && isSubScopeWithTopLevelUnAssignedBinOp(node)) getUnAssignedTopLevelBinOps(node).forEach((n) => this.warningNodes.push(n))

remix-analyzer/src/solidity-analyzer/modules/blockBlockhash.ts

@@ -1,7 +1,7 @@
 import { default as category } from './categories'
 import { isBlockBlockHashAccess } from './staticAnalysisCommon'
 import { default as algorithm } from './algorithmCategories'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, FunctionCallAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, FunctionCallAstNode, SupportedVersion} from './../../types'
 
 export default class blockBlockhash implements AnalyzerModule {
   warningNodes: FunctionCallAstNode[] = []
@@ -9,6 +9,9 @@ export default class blockBlockhash implements AnalyzerModule {
   description: string = `Can be influenced by miners`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: FunctionCallAstNode): void {
     if (node.nodeType === 'FunctionCall' && isBlockBlockHashAccess(node)) this.warningNodes.push(node)

remix-analyzer/src/solidity-analyzer/modules/blockTimestamp.ts

@@ -2,7 +2,7 @@ import { default as category } from './categories'
 import { isNowAccess, isBlockTimestampAccess } from './staticAnalysisCommon'
 import { default as algorithm } from './algorithmCategories'
 import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, IdentifierAstNode, 
-  MemberAccessAstNode} from './../../types'
+  MemberAccessAstNode, SupportedVersion} from './../../types'
 
 export default class blockTimestamp implements AnalyzerModule {
   warningNowNodes: IdentifierAstNode[] = []
@@ -11,6 +11,9 @@ export default class blockTimestamp implements AnalyzerModule {
   description: string = `Can be influenced by miners`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: IdentifierAstNode | MemberAccessAstNode ): void {
     if (node.nodeType === "Identifier" && isNowAccess(node)) this.warningNowNodes.push(node)

remix-analyzer/src/solidity-analyzer/modules/checksEffectsInteraction.ts

@@ -6,13 +6,16 @@ import { buildGlobalFuncCallGraph, resolveCallGraphSymbol, analyseCallGraph } fr
 import  AbstractAst from './abstractAstView'
 import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractHLAst, VariableDeclarationAstNode, 
   FunctionHLAst, ContractCallGraph, Context, FunctionCallAstNode, AssignmentAstNode, UnaryOperationAstNode, 
-  InlineAssemblyAstNode, ReportFunction, VisitFunction, FunctionCallGraph } from './../../types'
+  InlineAssemblyAstNode, ReportFunction, VisitFunction, FunctionCallGraph, SupportedVersion } from './../../types'
 
 export default class checksEffectsInteraction implements AnalyzerModule {
   name: string = `Check-effects-interaction: `
   description: string = `Potential reentrancy bugs`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.HEURISTIC
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   abstractAst: AbstractAst = new AbstractAst()
 

remix-analyzer/src/solidity-analyzer/modules/constantFunctions.ts

@@ -7,13 +7,16 @@ import { default as algorithm } from './algorithmCategories'
 import { buildGlobalFuncCallGraph, resolveCallGraphSymbol, analyseCallGraph } from './functionCallGraph'
 import  AbstractAst from './abstractAstView'
 import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractCallGraph, Context, ContractHLAst, 
-  FunctionHLAst, VariableDeclarationAstNode, FunctionCallGraph, FunctionCallAstNode, VisitFunction, ReportFunction} from './../../types'
+  FunctionHLAst, VariableDeclarationAstNode, FunctionCallGraph, FunctionCallAstNode, VisitFunction, ReportFunction, SupportedVersion} from './../../types'
 
 export default class constantFunctions implements AnalyzerModule {
   name: string = `Constant/View/Pure functions: `
   description: string = `Potentially constant/view/pure functions`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.HEURISTIC
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   abstractAst: AbstractAst = new AbstractAst()
 

remix-analyzer/src/solidity-analyzer/modules/deleteDynamicArrays.ts

@@ -1,7 +1,7 @@
 import { default as category } from './categories'
 import { isDeleteOfDynamicArray } from './staticAnalysisCommon'
 import { default as algorithm } from './algorithmCategories'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, UnaryOperationAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, UnaryOperationAstNode, SupportedVersion} from './../../types'
 
 export default class deleteDynamicArrays implements AnalyzerModule {
   rel: UnaryOperationAstNode[] = []
@@ -9,6 +9,9 @@ export default class deleteDynamicArrays implements AnalyzerModule {
   description: string = `Use require/assert to ensure complete deletion`
   category: ModuleCategory = category.GAS
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: UnaryOperationAstNode): void {
     if (isDeleteOfDynamicArray(node)) this.rel.push(node)

remix-analyzer/src/solidity-analyzer/modules/deleteFromDynamicArray.ts

@@ -1,7 +1,7 @@
 import { default as category } from './categories'
 import { default as algorithm } from './algorithmCategories'
 import { isDeleteFromDynamicArray, isMappingIndexAccess } from './staticAnalysisCommon'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, UnaryOperationAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, UnaryOperationAstNode, SupportedVersion} from './../../types'
 
 export default class deleteFromDynamicArray implements AnalyzerModule {
   relevantNodes: UnaryOperationAstNode[] = []
@@ -9,6 +9,9 @@ export default class deleteFromDynamicArray implements AnalyzerModule {
   description: string = `'delete' leaves a gap in array`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: UnaryOperationAstNode): void {
     if (isDeleteFromDynamicArray(node) && !isMappingIndexAccess(node.subExpression)) this.relevantNodes.push(node)

remix-analyzer/src/solidity-analyzer/modules/erc20Decimals.ts

@@ -3,13 +3,16 @@ import { getFunctionDefinitionName, helpers, getDeclaredVariableName, getDeclare
 import { default as algorithm } from './algorithmCategories'
 import  AbstractAst from './abstractAstView'
 import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, VisitFunction, ReportFunction, ContractHLAst, 
-  FunctionHLAst, VariableDeclarationAstNode} from './../../types'
+  FunctionHLAst, VariableDeclarationAstNode, SupportedVersion} from './../../types'
 
 export default class erc20Decimals implements AnalyzerModule {
   name: string = `ERC20: `
   description: string = `'decimals' should be 'uint8'`
   category: ModuleCategory = category.ERC
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   abstractAst: AbstractAst = new AbstractAst()
   visit: VisitFunction = this.abstractAst.build_visit((node: any) => false)

remix-analyzer/src/solidity-analyzer/modules/etherTransferInLoop.ts

@@ -2,7 +2,7 @@ import { default as category } from './categories'
 import { default as algorithm } from './algorithmCategories'
 import { isLoop, isTransfer } from './staticAnalysisCommon'
 import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, ForStatementAstNode, 
-  WhileStatementAstNode, ExpressionStatementAstNode} from './../../types'
+  WhileStatementAstNode, ExpressionStatementAstNode, SupportedVersion} from './../../types'
 
 export default class etherTransferInLoop implements AnalyzerModule {
   relevantNodes: ExpressionStatementAstNode[] = []
@@ -10,6 +10,9 @@ export default class etherTransferInLoop implements AnalyzerModule {
   description: string = `Transferring Ether in a for/while/do-while loop`
   category: ModuleCategory = category.GAS
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
   
   visit (node: ForStatementAstNode | WhileStatementAstNode): void {
       let transferNodes: ExpressionStatementAstNode[] = []

remix-analyzer/src/solidity-analyzer/modules/forLoopIteratesOverDynamicArray.ts

@@ -1,7 +1,7 @@
 import { default as category } from './categories'
 import { default as algorithm } from './algorithmCategories'
 import { isDynamicArrayLengthAccess } from './staticAnalysisCommon'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, ForStatementAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, ForStatementAstNode, SupportedVersion} from './../../types'
 
 export default class forLoopIteratesOverDynamicArray implements AnalyzerModule {
   relevantNodes: ForStatementAstNode[] = []
@@ -9,6 +9,9 @@ export default class forLoopIteratesOverDynamicArray implements AnalyzerModule {
   description: string = `Iterations depend on dynamic array's size`
   category: ModuleCategory = category.GAS
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: ForStatementAstNode): void {
       const  { condition } = node

remix-analyzer/src/solidity-analyzer/modules/gasCosts.ts

@@ -2,13 +2,16 @@ import { default as category } from './categories'
 import { default as algorithm } from './algorithmCategories'
 import { getFunctionDefinitionName, helpers, isVariableTurnedIntoGetter, getMethodParamsSplittedTypeDesc } from './staticAnalysisCommon'
 import { ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, CompiledContract, AnalyzerModule, 
-  FunctionDefinitionAstNode, VariableDeclarationAstNode } from './../../types'
+  FunctionDefinitionAstNode, VariableDeclarationAstNode, SupportedVersion } from './../../types'
 
 export default class gasCosts implements AnalyzerModule {
   name: string = `Gas costs: `
   description: string = `Too high gas requirement of functions`
   category: ModuleCategory = category.GAS
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   warningNodes: any[] = []
   visit (node: FunctionDefinitionAstNode | VariableDeclarationAstNode): void {

remix-analyzer/src/solidity-analyzer/modules/guardConditions.ts

@@ -1,7 +1,7 @@
 import { default as category } from './categories'
 import { isRequireCall, isAssertCall } from './staticAnalysisCommon'
 import { default as algorithm } from './algorithmCategories'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, FunctionCallAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, FunctionCallAstNode, SupportedVersion} from './../../types'
 
 export default class guardConditions implements AnalyzerModule {
   guards: FunctionCallAstNode[] = []
@@ -9,6 +9,9 @@ export default class guardConditions implements AnalyzerModule {
   description: string = `Ensure appropriate use of require/assert`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: FunctionCallAstNode): void {
     if (isRequireCall(node) || isAssertCall(node)) this.guards.push(node)

remix-analyzer/src/solidity-analyzer/modules/inlineAssembly.ts

@@ -1,6 +1,6 @@
 import { default as category } from './categories'
 import { default as algorithm } from './algorithmCategories'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, InlineAssemblyAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, InlineAssemblyAstNode, SupportedVersion} from './../../types'
 
 export default class inlineAssembly implements AnalyzerModule {
   inlineAssNodes: InlineAssemblyAstNode[] = []
@@ -8,6 +8,9 @@ export default class inlineAssembly implements AnalyzerModule {
   description: string = `Inline assembly used`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: InlineAssemblyAstNode): void {
     if(node.nodeType === 'InlineAssembly') this.inlineAssNodes.push(node)

remix-analyzer/src/solidity-analyzer/modules/intDivisionTruncate.ts

@@ -1,7 +1,7 @@
 import { default as category } from './categories'
 import { isIntDivision } from './staticAnalysisCommon'
 import { default as algorithm } from './algorithmCategories'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, BinaryOperationAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, BinaryOperationAstNode, SupportedVersion} from './../../types'
 
 export default class intDivisionTruncate implements AnalyzerModule {
   warningNodes: BinaryOperationAstNode[] = []
@@ -9,6 +9,9 @@ export default class intDivisionTruncate implements AnalyzerModule {
   description: string = `Division on int/uint values truncates the result`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: BinaryOperationAstNode): void {
     if (isIntDivision(node)) this.warningNodes.push(node)

remix-analyzer/src/solidity-analyzer/modules/lowLevelCalls.ts

@@ -1,7 +1,7 @@
 import { default as category } from './categories'
 import { isLLCall, isLLDelegatecall, isLLCallcode, isLLCall04, isLLDelegatecall04, isLLSend04, isLLSend, lowLevelCallTypes } from './staticAnalysisCommon'
 import { default as algorithm } from './algorithmCategories'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, MemberAccessAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, MemberAccessAstNode, SupportedVersion} from './../../types'
 
 interface llcNode {
   node: MemberAccessAstNode
@@ -14,6 +14,9 @@ export default class lowLevelCalls implements AnalyzerModule {
   description: string = `Should only be used by experienced devs`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node : MemberAccessAstNode): void {
     if (isLLCall(node)) {

remix-analyzer/src/solidity-analyzer/modules/noReturn.ts

@@ -3,13 +3,16 @@ import { hasFunctionBody, getFullQuallyfiedFuncDefinitionIdent, getEffectedVaria
 import { default as algorithm } from './algorithmCategories'
 import  AbstractAst from './abstractAstView'
 import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractHLAst, FunctionHLAst, 
-  VisitFunction, ReportFunction, ReturnAstNode, AssignmentAstNode} from './../../types'
+  VisitFunction, ReportFunction, ReturnAstNode, AssignmentAstNode, SupportedVersion} from './../../types'
 
 export default class noReturn implements AnalyzerModule {
   name: string = `No return: `
   description: string = `Function with 'returns' not returning`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   abstractAst: AbstractAst = new AbstractAst()
 

remix-analyzer/src/solidity-analyzer/modules/selfdestruct.ts

@@ -2,13 +2,16 @@ import { default as category } from './categories'
 import { isStatement, isSelfdestructCall } from './staticAnalysisCommon'
 import { default as algorithm } from './algorithmCategories'
 import  AbstractAst from './abstractAstView'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractHLAst, VisitFunction, ReportFunction} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractHLAst, VisitFunction, ReportFunction, SupportedVersion} from './../../types'
 
 export default class selfdestruct implements AnalyzerModule {
   name: string = `Selfdestruct: `
   description: string = `Contracts using destructed contract can be broken`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.HEURISTIC
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   abstractAst: AbstractAst = new AbstractAst()
 

remix-analyzer/src/solidity-analyzer/modules/similarVariableNames.ts

@@ -4,7 +4,7 @@ import { default as algorithm } from './algorithmCategories'
 import  AbstractAst from './abstractAstView'
 import { get } from 'fast-levenshtein'
 import { util } from 'remix-lib'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractHLAst, FunctionHLAst, VariableDeclarationAstNode, VisitFunction, ReportFunction} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractHLAst, FunctionHLAst, VariableDeclarationAstNode, VisitFunction, ReportFunction, SupportedVersion} from './../../types'
 
 interface SimilarRecord {
   var1: string
@@ -17,6 +17,9 @@ export default class similarVariableNames implements AnalyzerModule {
   description: string = `Variable names are too similar`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   abstractAst:AbstractAst = new AbstractAst()
 

remix-analyzer/src/solidity-analyzer/modules/stringBytesLength.ts

@@ -1,13 +1,16 @@
 import { default as category } from './categories'
 import { default as algorithm } from './algorithmCategories'
 import { isStringToBytesConversion, isBytesLengthCheck } from './staticAnalysisCommon'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, MemberAccessAstNode, FunctionCallAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, MemberAccessAstNode, FunctionCallAstNode, SupportedVersion} from './../../types'
 
 export default class stringBytesLength implements AnalyzerModule {
   name: string = `String length: `
   description: string = `Bytes length != String length`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   stringToBytesConversions: FunctionCallAstNode[] = []
   bytesLengthChecks: MemberAccessAstNode[] = []

remix-analyzer/src/solidity-analyzer/modules/thisLocal.ts

@@ -1,7 +1,7 @@
 import { default as category } from './categories'
 import { isThisLocalCall } from './staticAnalysisCommon'
 import { default as algorithm } from './algorithmCategories'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, MemberAccessAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, MemberAccessAstNode, SupportedVersion} from './../../types'
 
 export default class thisLocal implements AnalyzerModule {
   warningNodes: MemberAccessAstNode[] = []
@@ -9,6 +9,9 @@ export default class thisLocal implements AnalyzerModule {
   description: string = `Invocation of local functions via 'this'`
   category: ModuleCategory = category.GAS
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: MemberAccessAstNode): void {
     if (node.nodeType === 'MemberAccess' && isThisLocalCall(node)) this.warningNodes.push(node)

remix-analyzer/src/solidity-analyzer/modules/txOrigin.ts

@@ -1,7 +1,7 @@
 import { default as category } from './categories'
 import { default as algorithm } from './algorithmCategories'
 import { isTxOriginAccess } from './staticAnalysisCommon'
-import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, MemberAccessAstNode} from './../../types'
+import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, MemberAccessAstNode, SupportedVersion} from './../../types'
 
 export default class txOrigin implements AnalyzerModule {
   txOriginNodes: MemberAccessAstNode[] = []
@@ -9,6 +9,9 @@ export default class txOrigin implements AnalyzerModule {
   description: string = `'tx.origin' used`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.EXACT
+  version: SupportedVersion = {
+    start: '0.4.12'
+  }
 
   visit (node: MemberAccessAstNode): void {
     if (isTxOriginAccess(node)) this.txOriginNodes.push(node)

remix-analyzer/src/types.ts

@@ -3,10 +3,16 @@ export interface AnalyzerModule {
     description: string,
     category: ModuleCategory
     algorithm: ModuleAlgorithm
+    version: SupportedVersion
     visit: VisitFunction
     report: ReportFunction
 }
 
+export interface SupportedVersion {
+  start: string
+  end?: string
+}
+
 export interface ModuleAlgorithm {
     hasFalsePositives: boolean,
     hasFalseNegatives: boolean,