remix-analyzer with eslint

.eslintrc

@@ -0,0 +1,41 @@
+{
+    "root": true,
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": {
+      "ecmaVersion": 2018,
+      "sourceType": "module",
+      "project": "./tsconfig.json"
+    },
+    "ignorePatterns": ["**/*"],
+    "plugins": ["@typescript-eslint", "@nrwl/nx"],
+    "extends": [
+      "eslint:recommended",
+      "plugin:@typescript-eslint/eslint-recommended",
+      "plugin:@typescript-eslint/recommended",
+      "prettier",
+      "prettier/@typescript-eslint"
+    ],
+    "rules": {
+      "@typescript-eslint/explicit-member-accessibility": "off",
+      "@typescript-eslint/explicit-function-return-type": "off",
+      "@typescript-eslint/no-parameter-properties": "off",
+      "@nrwl/nx/enforce-module-boundaries": [
+        "error",
+        {
+          "enforceBuildableLibDependency": true,
+          "allow": [],
+          "depConstraints": [
+            { "sourceTag": "*", "onlyDependOnLibsWithTags": ["*"] }
+          ]
+        }
+      ]
+    },
+    "overrides": [
+      {
+        "files": ["*.tsx"],
+        "rules": {
+          "@typescript-eslint/no-unused-vars": "off"
+        }
+      }
+    ]
+  }

libs/remix-analyzer/.eslintrc

@@ -0,0 +1,7 @@
+{ 
+    "extends": "../../.eslintrc", 
+    "rules": {
+        "@typescript-eslint/no-explicit-any": "off"
+    }, 
+    "ignorePatterns": ["!**/*"] 
+}

libs/remix-analyzer/package.json

@@ -43,7 +43,6 @@
     "babel-plugin-transform-object-assign": "^6.22.0",
     "babel-preset-es2015": "^6.24.0",
     "npm-install-version": "^6.0.2",
-    "standard": "^7.0.1",
     "tape": "^4.6.0",
     "ts-node": "^8.6.2",
     "typescript": "^3.7.5"

libs/remix-analyzer/src/solidity-analyzer/index.ts

@@ -35,7 +35,7 @@ export default class staticAnalysisRunner {
     let reports: AnalysisReport[] = []
     // Also provide convenience analysis via the AST walker.
     const walker = new AstWalker()
-    for (let k in compilationResult.sources) {
+    for (const k in compilationResult.sources) {
       walker.walkFull(compilationResult.sources[k].ast, 
         (node: any) => {
         modules.map((item: ModuleObj) => {

libs/remix-analyzer/src/solidity-analyzer/modules/abstractAstView.ts

@@ -8,10 +8,10 @@ type WrapFunction = ((contracts: ContractHLAst[], isSameName: boolean) => Report
 
 export default class abstractAstView {
   contracts: ContractHLAst[] = []
-  currentContractIndex: number = -1
+  currentContractIndex = -1
-  currentFunctionIndex: number = -1
+  currentFunctionIndex = -1
-  currentModifierIndex: number = -1
+  currentModifierIndex = -1
-  isFunctionNotModifier: boolean = false
+  isFunctionNotModifier = false
   /*
     file1: contract c{}
     file2: import "file1" as x; contract c{}
@@ -20,7 +20,7 @@ export default class abstractAstView {
     Additionally the fullQuallified function names e.g. [contractName].[functionName](param1Type, param2Type, ... ) must be prefixed to
     fully support this and when inheritance is resolved it must include alias resolving e.g x.c = file1.c
   */
-  multipleContractsWithSameName: boolean = false
+  multipleContractsWithSameName = false
 
 /**
  * Builds a higher level AST view. I creates a list with each contract as an object in it.
@@ -102,6 +102,7 @@ export default class abstractAstView {
   }
 
   build_report (wrap: WrapFunction): ReportFunction {
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
     return (compilationResult: CompilationResult) => {
       this.resolveStateVariablesInHierarchy(this.contracts)
       return wrap(this.contracts, this.multipleContractsWithSameName)

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

@@ -6,8 +6,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, BlockAstNod
 
 export default class assignAndCompare implements AnalyzerModule {
   warningNodes: ExpressionStatementAstNode[] = []
-  name: string = `Result not used: `
+  name = `Result not used: `
-  description: string = `The result of an operation not used`
+  description = `The result of an operation not used`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -18,8 +18,9 @@ export default class assignAndCompare implements AnalyzerModule {
     if (node?.nodeType && isSubScopeWithTopLevelUnAssignedBinOp(node)) getUnAssignedTopLevelBinOps(node).forEach((n) => this.warningNodes.push(n))
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
-    return this.warningNodes.map((item, i) => {
+    return this.warningNodes.map((item) => {
       return {
         warning: 'A binary operation yields a value that is not used further. This is often caused by confusing assignment (=) and comparison (==).',
         location: item.src

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

@@ -5,8 +5,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 
 export default class blockBlockhash implements AnalyzerModule {
   warningNodes: FunctionCallAstNode[] = []
-  name: string = `Block hash: `
+  name = `Block hash: `
-  description: string = `Can be influenced by miners`
+  description = `Can be influenced by miners`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -17,8 +17,9 @@ export default class blockBlockhash implements AnalyzerModule {
     if (node.nodeType === 'FunctionCall' && isBlockBlockHashAccess(node)) this.warningNodes.push(node)
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
-    return this.warningNodes.map((item, i) => {
+    return this.warningNodes.map((item) => {
       return {
         warning: `Use of "blockhash": "blockhash(uint blockNumber)" is used to access the last 256 block hashes. 
                   A miner computes the block hash by "summing up" the information in the current block mined. 

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

@@ -7,8 +7,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 export default class blockTimestamp implements AnalyzerModule {
   warningNowNodes: IdentifierAstNode[] = []
   warningblockTimestampNodes: MemberAccessAstNode[] = []
-  name: string = `Block timestamp: `
+  name = `Block timestamp: `
-  description: string = `Can be influenced by miners`
+  description = `Can be influenced by miners`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -20,15 +20,16 @@ export default class blockTimestamp implements AnalyzerModule {
     else if (node.nodeType === "MemberAccess" && isBlockTimestampAccess(node)) this.warningblockTimestampNodes.push(node)
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
-    return this.warningNowNodes.map((item, i) => {
+    return this.warningNowNodes.map((item) => {
       return {
         warning: `Use of "now": "now" does not mean current time. "now" is an alias for "block.timestamp". 
                   "block.timestamp" can be influenced by miners to a certain degree, be careful.`,
         location: item.src,
         more: 'https://solidity.readthedocs.io/en/develop/units-and-global-variables.html?highlight=block.timestamp#block-and-transaction-properties'
       }
-    }).concat(this.warningblockTimestampNodes.map((item, i) => {
+    }).concat(this.warningblockTimestampNodes.map((item) => {
       return {
         warning: `Use of "block.timestamp": "block.timestamp" can be influenced by miners to a certain degree. 
                   That means that a miner can "choose" the block.timestamp, to a certain degree, to change the outcome of a transaction in the mined block.`,

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

@@ -9,8 +9,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractHLA
   InlineAssemblyAstNode, ReportFunction, VisitFunction, FunctionCallGraph, SupportedVersion } from './../../types'
 
 export default class checksEffectsInteraction implements AnalyzerModule {
-  name: string = `Check-effects-interaction: `
+  name = `Check-effects-interaction: `
-  description: string = `Potential reentrancy bugs`
+  description = `Potential reentrancy bugs`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.HEURISTIC
   version: SupportedVersion = {
@@ -68,8 +68,8 @@ export default class checksEffectsInteraction implements AnalyzerModule {
   }
 
   private isPotentialVulnerableFunction (func: FunctionHLAst, context: Context): boolean {
-    let isPotentialVulnerable: boolean = false
+    let isPotentialVulnerable = false
-    let interaction: boolean = false
+    let interaction = false
     func.relevantNodes.forEach((node) => {
       if (isInteraction(node)) {
         interaction = true

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

@@ -10,8 +10,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractCal
   FunctionHLAst, VariableDeclarationAstNode, FunctionCallGraph, FunctionCallAstNode, VisitFunction, ReportFunction, SupportedVersion} from './../../types'
 
 export default class constantFunctions implements AnalyzerModule {
-  name: string = `Constant/View/Pure functions: `
+  name = `Constant/View/Pure functions: `
-  description: string = `Potentially constant/view/pure functions`
+  description = `Potentially constant/view/pure functions`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.HEURISTIC
   version: SupportedVersion = {

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

@@ -5,8 +5,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 
 export default class deleteDynamicArrays implements AnalyzerModule {
   rel: UnaryOperationAstNode[] = []
-  name: string = `Delete dynamic array: `
+  name = `Delete dynamic array: `
-  description: string = `Use require/assert to ensure complete deletion`
+  description = `Use require/assert to ensure complete deletion`
   category: ModuleCategory = category.GAS
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -17,6 +17,7 @@ export default class deleteDynamicArrays implements AnalyzerModule {
     if (isDeleteOfDynamicArray(node)) this.rel.push(node)
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
     return this.rel.map((node) => {
       return {

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

@@ -5,8 +5,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 
 export default class deleteFromDynamicArray implements AnalyzerModule {
   relevantNodes: UnaryOperationAstNode[] = []
-  name: string = `Delete from dynamic array: `
+  name = `Delete from dynamic array: `
-  description: string = `'delete' leaves a gap in array`
+  description = `'delete' leaves a gap in array`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -17,6 +17,7 @@ export default class deleteFromDynamicArray implements AnalyzerModule {
     if (isDeleteFromDynamicArray(node) && !isMappingIndexAccess(node.subExpression)) this.relevantNodes.push(node)
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
     return this.relevantNodes.map((node) => {
       return {

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

@@ -6,8 +6,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, VisitFuncti
   FunctionHLAst, VariableDeclarationAstNode, SupportedVersion} from './../../types'
 
 export default class erc20Decimals implements AnalyzerModule {
-  name: string = `ERC20: `
+  name = `ERC20: `
-  description: string = `'decimals' should be 'uint8'`
+  description = `'decimals' should be 'uint8'`
   category: ModuleCategory = category.ERC
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -15,9 +15,12 @@ export default class erc20Decimals implements AnalyzerModule {
   }
 
   abstractAst: AbstractAst = new AbstractAst()
+
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   visit: VisitFunction = this.abstractAst.build_visit((node: any) => false)
   report: ReportFunction = this.abstractAst.build_report(this._report.bind(this))
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   private _report (contracts: ContractHLAst[], multipleContractsWithSameName: boolean): ReportObj[] {
     const warnings: ReportObj[] = []
 

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

@@ -6,8 +6,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 
 export default class etherTransferInLoop implements AnalyzerModule {
   relevantNodes: ExpressionStatementAstNode[] = []
-  name: string = `Ether transfer in loop: `
+  name = `Ether transfer in loop: `
-  description: string = `Transferring Ether in a for/while/do-while loop`
+  description = `Transferring Ether in a for/while/do-while loop`
   category: ModuleCategory = category.GAS
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -29,6 +29,7 @@ export default class etherTransferInLoop implements AnalyzerModule {
       }
   }
   
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
     return this.relevantNodes.map((node) => {
       return {

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

@@ -5,8 +5,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 
 export default class forLoopIteratesOverDynamicArray implements AnalyzerModule {
   relevantNodes: ForStatementAstNode[] = []
-  name: string = `For loop over dynamic array: `
+  name = `For loop over dynamic array: `
-  description: string = `Iterations depend on dynamic array's size`
+  description = `Iterations depend on dynamic array's size`
   category: ModuleCategory = category.GAS
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -23,6 +23,7 @@ export default class forLoopIteratesOverDynamicArray implements AnalyzerModule {
       }
   }
   
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
     return this.relevantNodes.map((node) => {
       return {

libs/remix-analyzer/src/solidity-analyzer/modules/functionCallGraph.ts

@@ -69,7 +69,7 @@ export function analyseCallGraph (callGraph: Record<string, ContractCallGraph>,
   return analyseCallGraphInternal(callGraph, funcName, context, (a, b) => a || b, nodeCheck, {})
 }
 
-function analyseCallGraphInternal (callGraph: Record<string, ContractCallGraph>, funcName: string, context: Context, combinator: Function, nodeCheck: ((node: any, context: Context) => boolean), visited : Record<string, boolean>): boolean {
+function analyseCallGraphInternal (callGraph: Record<string, ContractCallGraph>, funcName: string, context: Context, combinator, nodeCheck: ((node: any, context: Context) => boolean), visited : Record<string, boolean>): boolean {
   const current: FunctionCallGraph | undefined = resolveCallGraphSymbol(callGraph, funcName)
 
   if (current === undefined || visited[funcName] === true) return true

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

@@ -5,8 +5,8 @@ import { ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, Compiled
   FunctionDefinitionAstNode, VariableDeclarationAstNode, SupportedVersion } from './../../types'
 
 export default class gasCosts implements AnalyzerModule {
-  name: string = `Gas costs: `
+  name = `Gas costs: `
-  description: string = `Too high gas requirement of functions`
+  description = `Too high gas requirement of functions`
   category: ModuleCategory = category.GAS
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {

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

@@ -5,8 +5,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 
 export default class guardConditions implements AnalyzerModule {
   guards: FunctionCallAstNode[] = []
-  name: string = `Guard conditions: `
+  name = `Guard conditions: `
-  description: string = `Ensure appropriate use of require/assert`
+  description = `Ensure appropriate use of require/assert`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -17,6 +17,7 @@ export default class guardConditions implements AnalyzerModule {
     if (isRequireCall(node) || isAssertCall(node)) this.guards.push(node)
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
     return this.guards.map((node) => {
       return {

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

@@ -4,8 +4,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 
 export default class inlineAssembly implements AnalyzerModule {
   inlineAssNodes: InlineAssemblyAstNode[] = []
-  name: string = `Inline assembly: `
+  name = `Inline assembly: `
-  description: string = `Inline assembly used`
+  description = `Inline assembly used`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -16,6 +16,7 @@ export default class inlineAssembly implements AnalyzerModule {
     if(node.nodeType === 'InlineAssembly') this.inlineAssNodes.push(node)
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
     return this.inlineAssNodes.map((node) => {
       return {

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

@@ -5,8 +5,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 
 export default class intDivisionTruncate implements AnalyzerModule {
   warningNodes: BinaryOperationAstNode[] = []
-  name: string = `Data truncated: `
+  name = `Data truncated: `
-  description: string = `Division on int/uint values truncates the result`
+  description = `Division on int/uint values truncates the result`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -17,8 +17,9 @@ export default class intDivisionTruncate implements AnalyzerModule {
     if (isIntDivision(node)) this.warningNodes.push(node)
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
-    return this.warningNodes.map((item, i) => {
+    return this.warningNodes.map((item) => {
       return {
         warning: 'Division of integer values yields an integer value again. That means e.g. 10 / 100 = 0 instead of 0.1 since the result is an integer again. This does not hold for division of (only) literal values since those yield rational constants.',
         location: item.src

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

@@ -10,8 +10,8 @@ interface llcNode {
 
 export default class lowLevelCalls implements AnalyzerModule {
   llcNodes: llcNode[] = []
-  name: string = `Low level calls: `
+  name = `Low level calls: `
-  description: string = `Should only be used by experienced devs`
+  description = `Should only be used by experienced devs`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -36,10 +36,11 @@ export default class lowLevelCalls implements AnalyzerModule {
     }
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
-    return this.llcNodes.map((item, i) => {
+    return this.llcNodes.map((item) => {
-      let text: string = ''
+      let text = ''
-      let morehref: string = ''
+      let morehref = ''
       switch (item.type) {
         case lowLevelCallTypes.CALL:
           text = `Use of "call": should be avoided whenever possible. 

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

@@ -6,8 +6,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractHLA
   VisitFunction, ReportFunction, ReturnAstNode, AssignmentAstNode, SupportedVersion} from './../../types'
 
 export default class noReturn implements AnalyzerModule {
-  name: string = `No return: `
+  name = `No return: `
-  description: string = `Function with 'returns' not returning`
+  description = `Function with 'returns' not returning`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -21,6 +21,8 @@ export default class noReturn implements AnalyzerModule {
   )
 
   report: ReportFunction = this.abstractAst.build_report(this._report.bind(this))
+
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   private _report (contracts: ContractHLAst[], multipleContractsWithSameName: boolean): ReportObj[] {
     const warnings: ReportObj[] = []
 

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

@@ -5,8 +5,8 @@ import  AbstractAst from './abstractAstView'
 import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, ContractHLAst, VisitFunction, ReportFunction, SupportedVersion} from './../../types'
 
 export default class selfdestruct implements AnalyzerModule {
-  name: string = `Selfdestruct: `
+  name = `Selfdestruct: `
-  description: string = `Contracts using destructed contract can be broken`
+  description = `Contracts using destructed contract can be broken`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.HEURISTIC
   version: SupportedVersion = {
@@ -20,12 +20,13 @@ export default class selfdestruct implements AnalyzerModule {
   )
 
   report: ReportFunction = this.abstractAst.build_report(this._report.bind(this))
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   private _report (contracts: ContractHLAst[], multipleContractsWithSameName: boolean): ReportObj[] {
     const warnings: ReportObj[] = []
 
     contracts.forEach((contract) => {
       contract.functions.forEach((func) => {
-        let hasSelf: boolean = false
+        let hasSelf = false
         func.relevantNodes.forEach((node) => {
           if (isSelfdestructCall(node)) {
             warnings.push({

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

@@ -13,8 +13,8 @@ interface SimilarRecord {
 }
 
 export default class similarVariableNames implements AnalyzerModule {
-  name: string = `Similar variable names: `
+  name = `Similar variable names: `
-  description: string = `Variable names are too similar`
+  description = `Variable names are too similar`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -23,6 +23,7 @@ export default class similarVariableNames implements AnalyzerModule {
 
   abstractAst:AbstractAst = new AbstractAst()
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   visit: VisitFunction = this.abstractAst.build_visit((node: any) => false)
 
   report: ReportFunction = this.abstractAst.build_report(this._report.bind(this))
@@ -34,11 +35,11 @@ export default class similarVariableNames implements AnalyzerModule {
     contracts.forEach((contract) => {
       contract.functions.forEach((func) => {
         const funcName: string = getFullQuallyfiedFuncDefinitionIdent(contract.node, func.node, func.parameters)
-        let hasModifiersComments: string = ''
+        let hasModifiersComments = ''
         if (hasModifiers) {
           hasModifiersComments = 'Note: Modifiers are currently not considered by this static analysis.'
         }
-        let multipleContractsWithSameNameComments: string = ''
+        let multipleContractsWithSameNameComments = ''
         if (multipleContractsWithSameName) {
           multipleContractsWithSameNameComments = 'Note: Import aliases are currently not supported by this static analysis.'
         }

libs/remix-analyzer/src/solidity-analyzer/modules/staticAnalysisCommon.ts

@@ -160,7 +160,7 @@ const abiNamespace: Record<string, SpecialObjDetail> = {
 }
 
 // #################### Trivial Getters
-
+// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
 function getType (node: any): string {
   return node.typeDescriptions.typeString
 }
@@ -370,8 +370,8 @@ function getFunctionDefinitionReturnParameterPart (funcNode: FunctionDefinitionA
 function getFunctionCallTypeParameterType (func: FunctionCallAstNode): string | undefined {
   const type: string = getFunctionCallType(func)
   if (type.startsWith('function (')) {
-    let paramTypes: string = ''
+    let paramTypes = ''
-    let openPar: number = 1
+    let openPar = 1
     for (let x = 10; x < type.length; x++) {
       const c: string = type.charAt(x)
       if (c === '(') openPar++
@@ -464,6 +464,7 @@ function getUnAssignedTopLevelBinOps (subScope: BlockAstNode | IfStatementAstNod
 
 // #################### Trivial Node Identification
 
+// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
 function isStatement (node: any): boolean {
   return nodeType(node, 'Statement$') || node.nodeType === "Block" || node.nodeType === "Return"
 }
@@ -549,7 +550,7 @@ function isBuiltinFunctionCall (node: FunctionCallAstNode): boolean {
  * @return {bool}
  */
 function isAbiNamespaceCall (node: FunctionCallAstNode): boolean {
-  return Object.keys(abiNamespace).some((key) => abiNamespace.hasOwnProperty(key) && node.expression && isSpecialVariableAccess(node.expression, abiNamespace[key]))
+  return Object.keys(abiNamespace).some((key) => Object.prototype.hasOwnProperty.call(abiNamespace,key) && node.expression && isSpecialVariableAccess(node.expression, abiNamespace[key]))
 }
 
 /**
@@ -975,7 +976,8 @@ function isBytesLengthCheck (node: MemberAccessAstNode): boolean {
  * @node {ASTNode} some AstNode
  * @return {bool}
  */
-function isLoop (node) {
+ // eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
+function isLoop (node: any): boolean {
   return nodeType(node, exactMatch(nodeTypes.FORSTATEMENT)) ||
           nodeType(node, exactMatch(nodeTypes.WHILESTATEMENT)) ||
           nodeType(node, exactMatch(nodeTypes.DOWHILESTATEMENT))
@@ -999,26 +1001,32 @@ function isSpecialVariableAccess (node: MemberAccessAstNode, varType: SpecialObj
 
 // #################### Node Identification Primitives
 
+// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
 function expressionTypeDescription (node: any, typeRegex: string): boolean {
   return  new RegExp(typeRegex).test(node.expression.typeDescriptions.typeString)
 }
 
+// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
 function typeDescription (node: any, typeRegex: string): boolean {
   return  new RegExp(typeRegex).test(node.typeDescriptions.typeString)
 }
 
+// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
 function nodeType (node: any, typeRegex: string): boolean {
   return new RegExp(typeRegex).test(node.nodeType)
 }
 
+// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
 function nodeTypeIn (node: any, typeRegex: string[]): boolean {
   return typeRegex.some((typeRegex) => nodeType (node, typeRegex))
 }
 
+// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
 function memName (node: any, memNameRegex: any): boolean {
   return (node && !memNameRegex) || new RegExp(memNameRegex).test(node.name) || new RegExp(memNameRegex).test(node.memberName)
 }
 
+// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
 function operator (node: any, opRegex: string): boolean {
   return new RegExp(opRegex).test(node.operator)
 }
@@ -1069,6 +1077,7 @@ function findFirstSubNodeLTR (node: any, type: string): any {
  *  list of return type names
  * @return {Boolean} isPayable
  */
+// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
 function buildFunctionSignature (paramTypes: any[], returnTypes: any[], isPayable: boolean, additionalMods?: any): string {
   return 'function (' + util.concatWithSeperator(paramTypes, ',') + ')' + ((isPayable) ? ' payable' : '') + ((additionalMods) ? ' ' + additionalMods : '') + ((returnTypes.length) ? ' returns (' + util.concatWithSeperator(returnTypes, ',') + ')' : '')
 }
@@ -1093,7 +1102,7 @@ function getMethodParamsSplittedTypeDesc(node: FunctionDefinitionAstNode, contra
                 e.inputs[varIndex]['internalType'] === typeString)
           if(methodABI && methodABI.inputs) {
             const inputs = methodABI.inputs[varIndex]
-            let typeStr = getTypeStringFromComponents(inputs['components'])
+            const typeStr = getTypeStringFromComponents(inputs['components'])
             finalTypeString = typeStr + inputs['type'].replace('tuple', '')
           }
         }
@@ -1106,7 +1115,7 @@ function getMethodParamsSplittedTypeDesc(node: FunctionDefinitionAstNode, contra
 
 function getTypeStringFromComponents(components: ABIParameter[]) {
   let typeString = '('
-  for(var i=0; i < components.length; i++) {
+  for(let i=0; i < components.length; i++) {
     const param = components[i]
     if(param.type.includes('tuple') && param.components && param.components.length > 0){
       typeString = typeString + getTypeStringFromComponents(param.components)

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

@@ -4,8 +4,8 @@ import { isStringToBytesConversion, isBytesLengthCheck } from './staticAnalysisC
 import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, CompilationResult, MemberAccessAstNode, FunctionCallAstNode, SupportedVersion} from './../../types'
 
 export default class stringBytesLength implements AnalyzerModule {
-  name: string = `String length: `
+  name = `String length: `
-  description: string = `Bytes length != String length`
+  description = `Bytes length != String length`
   category: ModuleCategory = category.MISC
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -20,6 +20,7 @@ export default class stringBytesLength implements AnalyzerModule {
     else if (node.nodeType === "MemberAccess" && isBytesLengthCheck(node)) this.bytesLengthChecks.push(node)
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
     if (this.stringToBytesConversions.length > 0 && this.bytesLengthChecks.length > 0) {
       return [{

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

@@ -5,8 +5,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 
 export default class thisLocal implements AnalyzerModule {
   warningNodes: MemberAccessAstNode[] = []
-  name: string = `This on local calls: `
+  name = `This on local calls: `
-  description: string = `Invocation of local functions via 'this'`
+  description = `Invocation of local functions via 'this'`
   category: ModuleCategory = category.GAS
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -17,8 +17,9 @@ export default class thisLocal implements AnalyzerModule {
     if (node.nodeType === 'MemberAccess' && isThisLocalCall(node)) this.warningNodes.push(node)
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
-    return this.warningNodes.map(function (item, i) {
+    return this.warningNodes.map(function (item) {
       return {
         warning: `Use of "this" for local functions: Never use "this" to call functions in the same contract, it only consumes more gas than normal local calls.`,
         location: item.src,

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

@@ -5,8 +5,8 @@ import { AnalyzerModule, ModuleAlgorithm, ModuleCategory, ReportObj, Compilation
 
 export default class txOrigin implements AnalyzerModule {
   txOriginNodes: MemberAccessAstNode[] = []
-  name: string = `Transaction origin: `
+  name = `Transaction origin: `
-  description: string = `'tx.origin' used`
+  description = `'tx.origin' used`
   category: ModuleCategory = category.SECURITY
   algorithm: ModuleAlgorithm = algorithm.EXACT
   version: SupportedVersion = {
@@ -18,8 +18,9 @@ export default class txOrigin implements AnalyzerModule {
     
   }
 
+  // eslint-disable-next-line @typescript-eslint/no-unused-vars
   report (compilationResults: CompilationResult): ReportObj[] {
-    return this.txOriginNodes.map((item, i) => {
+    return this.txOriginNodes.map((item) => {
       return {
         warning: `Use of tx.origin: "tx.origin" is useful only in very exceptional cases. 
                   If you use it for authentication, you usually want to replace it by "msg.sender", because otherwise any contract you call can act on your behalf.`,

libs/remix-analyzer/src/types.ts

@@ -130,7 +130,7 @@ export interface SourceUnitAstNode {
   nodeType: 'SourceUnit'
   src: string
   absolutePath: string
-  exportedSymbols: object
+  exportedSymbols: Record<string, unknown>
   nodes: Array<AstNode>
 }
 
@@ -245,7 +245,7 @@ export interface FunctionDefinitionAstNode {
   parameters: ParameterListAstNode
   returnParameters: ParameterListAstNode
   modifiers: Array<ModifierInvocationAstNode>
-  body: object | null
+  body: Record<string, unknown> | null
   implemented: boolean
   scope: number
   functionSelector?: string
@@ -268,7 +268,7 @@ export interface VariableDeclarationAstNode {
   typeDescriptions: TypeDescription
   functionSelector?: string
   indexed?: boolean
-  baseFunctions?: object
+  baseFunctions?: Record<string, unknown>
 }
 
 export interface ModifierDefinitionAstNode {
@@ -276,7 +276,7 @@ export interface ModifierDefinitionAstNode {
   nodeType: 'ModifierDefinition'
   src: string
   name: string
-  documentation: object | null
+  documentation: Record<string, unknown> | null
   visibility: string
   parameters: ParameterListAstNode
   virtual: boolean
@@ -298,7 +298,7 @@ export interface EventDefinitionAstNode {
   nodeType: 'EventDefinition'
   src: string
   name: string
-  documentation: object | null
+  documentation: Record<string, unknown> | null
   parameters: ParameterListAstNode
   anonymous: boolean
 }
@@ -386,7 +386,7 @@ export interface IfStatementAstNode {
   id: number
   nodeType: 'IfStatement'
   src: string
-  condition: object
+  condition: Record<string, unknown>
   trueBody: BlockAstNode | ExpressionStatementAstNode
   falseBody: BlockAstNode | ExpressionStatementAstNode
 }
@@ -404,7 +404,7 @@ export interface TryStatementAstNode {
   id: number
   nodeType: 'TryStatement'
   src: string
-  externalCall: object
+  externalCall: Record<string, unknown>
   clauses: Array<TryCatchClauseAstNode>
 }
 
@@ -442,7 +442,7 @@ export interface ReturnAstNode {
   id: number
   nodeType: 'Return'
   src: string
-  expression: object | null
+  expression: Record<string, unknown> | null
   functionReturnParameters: number
 }
 
@@ -464,8 +464,8 @@ export interface VariableDeclarationStatementAstNode {
   nodeType: 'VariableDeclarationStatement'
   src: string
   assignments: Array<number>
-  declarations: Array<object>
+  declarations: Array<Record<string, unknown>>
-  initialValue: object
+  initialValue: Record<string, unknown>
 }
 
 export interface ExpressionStatementAstNode {
@@ -488,9 +488,9 @@ export interface ConditionalAstNode extends ExpressionAttributes {
   id: number
   nodeType: 'Conditional'
   src: string
-  condition: object
+  condition: Record<string, unknown>
-  trueExpression: object
+  trueExpression: Record<string, unknown>
-  falseExpression: object
+  falseExpression: Record<string, unknown>
 }
 
 export interface AssignmentAstNode extends ExpressionAttributes {
@@ -499,7 +499,7 @@ export interface AssignmentAstNode extends ExpressionAttributes {
   src: string
   operator: string
   leftHandSide: any
-  rightHandSide: object
+  rightHandSide: Record<string, unknown>
 }
 
 export interface TupleExpressionAstNode extends ExpressionAttributes {
@@ -507,7 +507,7 @@ export interface TupleExpressionAstNode extends ExpressionAttributes {
   nodeType: 'TupleExpression'
   src: string
   isInlineArray: boolean
-  components: Array<object>
+  components: Array<Record<string, unknown>>
 }
 
 export interface UnaryOperationAstNode extends ExpressionAttributes {
@@ -524,8 +524,8 @@ export interface BinaryOperationAstNode extends ExpressionAttributes {
   nodeType: 'BinaryOperation'
   src: string
   operator: string
-  leftExpression: object
+  leftExpression: Record<string, unknown>
-  rightExpression: object
+  rightExpression: Record<string, unknown>
   commonType: TypeDescription
 }
 
@@ -535,7 +535,7 @@ export interface FunctionCallAstNode extends ExpressionAttributes {
   src: string
   expression: any
   names: Array<any>
-  arguments: object
+  arguments: Record<string, unknown>
   tryCall: boolean
   kind: 'functionCall' | 'typeConversion' | 'structConstructorCall'
 }
@@ -544,9 +544,9 @@ export interface FunctionCallOptionsAstNode extends ExpressionAttributes {
   id: number
   nodeType: 'FunctionCallOptions'
   src: string
-  expression: object
+  expression: Record<string, unknown>
   names: Array<string>
-  options: Array<object>
+  options: Array<Record<string, unknown>>
 }
 
 export interface NewExpressionAstNode extends ExpressionAttributes {
@@ -569,17 +569,17 @@ export interface IndexAccessAstNode extends ExpressionAttributes {
   id: number
   nodeType: 'IndexAccess'
   src: string
-  baseExpression: object
+  baseExpression: Record<string, unknown>
-  indexExpression: object
+  indexExpression: Record<string, unknown>
 }
 
 export interface IndexRangeAccessAstNode extends ExpressionAttributes {
   id: number
   nodeType: 'IndexRangeAccess'
   src: string
-  baseExpression: object
+  baseExpression: Record<string, unknown>
-  startExpression: object
+  startExpression: Record<string, unknown>
-  endExpression: object
+  endExpression: Record<string, unknown>
 }
 
 export interface ElementaryTypeNameExpressionAstNode extends ExpressionAttributes {
@@ -724,7 +724,7 @@ export interface CommonYulAstNode {
   /////////
   export interface AstNode {
     absolutePath?: string
-    exportedSymbols?: object
+    exportedSymbols?: Record<string, unknown>
     id: number
     nodeType: string
     nodes?: Array<AstNode>
@@ -753,7 +753,7 @@ export interface CommonYulAstNode {
     constant?: boolean
     name?: string
     public?: boolean
-    exportedSymbols?: object
+    exportedSymbols?: Record<string, unknown>
     argumentTypes?: null
     absolutePath?: string
     [x: string]: any
@@ -776,7 +776,7 @@ export interface CommonYulAstNode {
     /** EVM-related outputs */
     evm: {
       assembly: string
-      legacyAssembly: {}
+      legacyAssembly: Record<string, unknown>
       /** Bytecode and related details. */
       bytecode: BytecodeObject
       deployedBytecode: BytecodeObject

libs/remix-analyzer/tsconfig.json

@@ -1,24 +1,7 @@
 {
-  "include": ["src", "index.ts"],
+  "extends": "../../tsconfig.json",
   "compilerOptions": {
-    "target": "es6",                          /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017','ES2018' or 'ESNEXT'. */
+    "types": ["node"],
-    "module": "commonjs",                     /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */
+  },
-    "lib": ["dom", "es2018"],                 /* Specify library files to be included in the compilation. */
+  "include": ["**/*.ts"]
-    "declaration": true,                      /* Generates corresponding '.d.ts' file. */
-    "sourceMap": true,                        /* Generates corresponding '.map' file. */
-    "outDir": "./dist",                       /* Redirect output structure to the directory. */
-    /* Strict Type-Checking Options */
-    "strict": true,                           /* Enable all strict type-checking options. */
-    "noImplicitAny": false,                  /* Raise error on expressions and declarations with an implied 'any' type. */
-    /* Module Resolution Options */
-    "baseUrl": "./src",                       /* Base directory to resolve non-absolute module names. */
-    "paths": { "remix-analyzer": ["./"] },       /* A series of entries which re-map imports to lookup locations relative to the 'baseUrl'. */
-    "typeRoots": [
-      "./@types",
-      "./node_modules/@types"
-    ],
-    "esModuleInterop": true,                   /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
-    /* Experimental Options */
-    "experimentalDecorators": false,           /* Enables experimental support for ES7 decorators. */
-  }
 }

libs/remix-analyzer/tsconfig.lib.json

@@ -0,0 +1,12 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "module": "commonjs",
+    "outDir": "../../dist/out-tsc",
+    "declaration": true,
+    "rootDir": "./src",
+    "types": ["node"]
+  },
+  "exclude": ["**/*.spec.ts"],
+  "include": ["**/*.ts"]
+}

package.json

@@ -143,10 +143,19 @@
     "@babel/preset-stage-0": "^7.0.0",
     "@babel/register": "^7.4.4",
     "@fortawesome/fontawesome-free": "^5.8.1",
+    "@nrwl/eslint-plugin-nx": "^9.4.4",
     "@nrwl/linter": "^9.3.0",
     "@nrwl/workspace": "9.2.4",
+    "@remix-project/remix-analyzer": "0.5.2",
+    "@remix-project/remix-debug": "0.4.4",
+    "@remix-project/remix-lib": "0.4.29",
+    "@remix-project/remix-simulator": "0.1.9-beta.5",
+    "@remix-project/remix-solidity": "0.3.30",
+    "@remix-project/remix-tests": "0.1.33",
     "@resolver-engine/imports": "^0.3.0",
     "@types/node": "~8.9.4",
+    "@typescript-eslint/eslint-plugin": "^3.3.0",
+    "@typescript-eslint/parser": "^3.3.0",
     "ace-mode-move": "0.0.1",
     "ace-mode-solidity": "^0.1.0",
     "ace-mode-zokrates": "^1.0.0",
@@ -154,6 +163,7 @@
     "babel-eslint": "^10.0.0",
     "babel-plugin-fast-async": "^6.1.2",
     "babel-plugin-transform-object-rest-spread": "^6.26.0",
+    "babel-plugin-yo-yoify": "^2.0.0",
     "babelify": "^10.0.0",
     "brace": "^0.8.0",
     "browserify": "^16.2.3",
@@ -165,6 +175,7 @@
     "deep-equal": "^1.0.1",
     "dotenv": "^8.2.0",
     "eslint": "6.8.0",
+    "eslint-config-prettier": "^6.11.0",
     "ethereumjs-util": "^6.2.0",
     "ethers": "^4.0.27",
     "events": "^3.0.0",
@@ -172,6 +183,15 @@
     "exorcist": "^0.4.0",
     "fast-async": "^7.0.6",
     "fast-levenshtein": "^2.0.6",
+    "ganache-cli": "^6.8.1",
+    "gists": "^1.0.1",
+    "ipfs-mini": "^1.1.5",
+    "is-electron": "^2.2.0",
+    "javascript-serialize": "^1.6.1",
+    "jquery": "^3.3.1",
+    "js-base64": "^2.1.9",
+    "js-beautify": "1.6.14",
+    "minixhr": "^3.2.2",
     "mkdirp": "^0.5.1",
     "nanohtml": "^1.6.3",
     "nightwatch": "^1.3.5",
@@ -181,13 +201,7 @@
     "npm-run-all": "^4.0.2",
     "onchange": "^3.2.1",
     "prettier": "1.19.1",
-    "@remix-project/remix-analyzer": "0.5.2",
-    "@remix-project/remix-debug": "0.4.4",
-    "@remix-project/remix-lib": "0.4.29",
-    "@remix-project/remix-simulator": "0.1.9-beta.5",
-    "@remix-project/remix-solidity": "0.3.30",
     "remix-tabs": "1.0.48",
-    "@remix-project/remix-tests": "0.1.33",
     "remixd": "0.1.8-alpha.16",
     "request": "^2.83.0",
     "rimraf": "^2.6.1",
@@ -201,20 +215,10 @@
     "typescript": "~3.8.3",
     "uglify-js": "^2.8.16",
     "vm-browserify": "0.0.4",
-    "yo-yo": "^1.2.2",
-    "yo-yoify": "^3.7.3",
-    "babel-plugin-yo-yoify": "^2.0.0",
-    "ganache-cli": "^6.8.1",
-    "gists": "^1.0.1",
-    "ipfs-mini": "^1.1.5",
-    "is-electron": "^2.2.0",
-    "javascript-serialize": "^1.6.1",
-    "jquery": "^3.3.1",
-    "js-base64": "^2.1.9",
-    "js-beautify": "1.6.14",
-    "minixhr": "^3.2.2",
     "watchify": "^3.9.0",
     "web3": "1.2.4",
-    "webworkify": "^1.2.1"
+    "webworkify": "^1.2.1",
+    "yo-yo": "^1.2.2",
+    "yo-yoify": "^3.7.3"
   }
 }

workspace.json

@@ -69,19 +69,19 @@
     },
     "remix-analyzer": {
       "root": "libs/remix-analyzer",
-      "sourceRoot": "libs/remix-analyzer/",
+      "sourceRoot": "libs/remix-analyzer",
       "projectType": "library",
       "schematics": {},
       "architect": {
         "lint": {
-          "builder": "@nrwl/workspace:run-commands",
+          "builder": "@nrwl/linter:lint",
           "options": {
-            "commands": [
+            "linter": "eslint",
-              {
+            "config": "libs/remix-analyzer/.eslintrc",
-                "command": "./../../node_modules/.bin/npm-run-all lint"
+            "tsConfig": [
-              }
+              "libs/remix-analyzer/tsconfig.lib.json"
             ],
-            "cwd": "libs/remix-analyzer"
+            "exclude": ["**/node_modules/**", "libs/remix-analyzer/test/**/*"]
           }
         },
         "test": {