10 files changed, 24 insertions, 24 deletions
diff --git a/packages/sol-cov/package.json b/packages/sol-cov/package.json
index 8553da7a4..cfdc14123 100644
--- a/packages/sol-cov/package.json
+++ b/packages/sol-cov/package.json
@@ -86,7 +86,7 @@
         "nyc": "^11.0.1",
         "shx": "^0.2.2",
         "sinon": "^4.0.0",
-        "tslint": "5.8.0",
+        "tslint": "5.11.0",
         "typedoc": "0xProject/typedoc",
         "typescript": "2.7.1"
     },
diff --git a/packages/sol-cov/src/artifact_adapters/sol_compiler_artifact_adapter.ts b/packages/sol-cov/src/artifact_adapters/sol_compiler_artifact_adapter.ts
index 220a9f98c..8e03bf7fd 100644
--- a/packages/sol-cov/src/artifact_adapters/sol_compiler_artifact_adapter.ts
+++ b/packages/sol-cov/src/artifact_adapters/sol_compiler_artifact_adapter.ts
@@ -12,8 +12,8 @@ import { AbstractArtifactAdapter } from './abstract_artifact_adapter';
 const CONFIG_FILE = 'compiler.json';
 
 export class SolCompilerArtifactAdapter extends AbstractArtifactAdapter {
-    private _artifactsPath: string;
-    private _sourcesPath: string;
+    private readonly _artifactsPath: string;
+    private readonly _sourcesPath: string;
     constructor(artifactsPath?: string, sourcesPath?: string) {
         super();
         const config: CompilerOptions = fs.existsSync(CONFIG_FILE)
diff --git a/packages/sol-cov/src/artifact_adapters/truffle_artifact_adapter.ts b/packages/sol-cov/src/artifact_adapters/truffle_artifact_adapter.ts
index 53449e5e1..53b77aed5 100644
--- a/packages/sol-cov/src/artifact_adapters/truffle_artifact_adapter.ts
+++ b/packages/sol-cov/src/artifact_adapters/truffle_artifact_adapter.ts
@@ -7,8 +7,8 @@ import { AbstractArtifactAdapter } from './abstract_artifact_adapter';
 import { SolCompilerArtifactAdapter } from './sol_compiler_artifact_adapter';
 
 export class TruffleArtifactAdapter extends AbstractArtifactAdapter {
-    private _solcVersion: string;
-    private _sourcesPath: string;
+    private readonly _solcVersion: string;
+    private readonly _sourcesPath: string;
     constructor(sourcesPath: string, solcVersion: string) {
         super();
         this._solcVersion = solcVersion;
diff --git a/packages/sol-cov/src/ast_visitor.ts b/packages/sol-cov/src/ast_visitor.ts
index a6bca4704..e55cdf6ec 100644
--- a/packages/sol-cov/src/ast_visitor.ts
+++ b/packages/sol-cov/src/ast_visitor.ts
@@ -18,15 +18,15 @@ enum BranchType {
 
 export class ASTVisitor {
     private _entryId = 0;
-    private _fnMap: FnMap = {};
-    private _branchMap: BranchMap = {};
-    private _modifiersStatementIds: number[] = [];
-    private _statementMap: StatementMap = {};
-    private _locationByOffset: LocationByOffset;
-    private _ignoreRangesBeginningAt: number[];
+    private readonly _fnMap: FnMap = {};
+    private readonly _branchMap: BranchMap = {};
+    private readonly _modifiersStatementIds: number[] = [];
+    private readonly _statementMap: StatementMap = {};
+    private readonly _locationByOffset: LocationByOffset;
+    private readonly _ignoreRangesBeginningAt: number[];
     // keep track of contract/function ranges that are to be ignored
     // so we can also ignore any children nodes within the contract/function
-    private _ignoreRangesWithin: Array<[number, number]> = [];
+    private readonly _ignoreRangesWithin: Array<[number, number]> = [];
     constructor(locationByOffset: LocationByOffset, ignoreRangesBeginningAt: number[] = []) {
         this._locationByOffset = locationByOffset;
         this._ignoreRangesBeginningAt = ignoreRangesBeginningAt;
diff --git a/packages/sol-cov/src/coverage_subprovider.ts b/packages/sol-cov/src/coverage_subprovider.ts
index 45843bc96..9667e891c 100644
--- a/packages/sol-cov/src/coverage_subprovider.ts
+++ b/packages/sol-cov/src/coverage_subprovider.ts
@@ -23,7 +23,7 @@ import { utils } from './utils';
  * It's used to compute your code coverage while running solidity tests.
  */
 export class CoverageSubprovider extends TraceInfoSubprovider {
-    private _coverageCollector: TraceCollector;
+    private readonly _coverageCollector: TraceCollector;
     /**
      * Instantiates a CoverageSubprovider instance
      * @param artifactAdapter Adapter for used artifacts format (0x, truffle, giveth, etc.)
diff --git a/packages/sol-cov/src/get_source_range_snippet.ts b/packages/sol-cov/src/get_source_range_snippet.ts
index 30d6ec802..bea17beae 100644
--- a/packages/sol-cov/src/get_source_range_snippet.ts
+++ b/packages/sol-cov/src/get_source_range_snippet.ts
@@ -38,7 +38,7 @@ export function getSourceRangeSnippet(sourceRange: SourceRange, sourceCode: stri
 
 // A visitor which collects ASTInfo for most nodes in the AST.
 class ASTInfoVisitor {
-    private _astInfos: ASTInfo[] = [];
+    private readonly _astInfos: ASTInfo[] = [];
     public getASTInfoForRange(sourceRange: SourceRange): ASTInfo | null {
         // HACK(albrow): Sometimes the source range doesn't exactly match that
         // of astInfo. To work around that we try with a +/-1 offset on
diff --git a/packages/sol-cov/src/profiler_subprovider.ts b/packages/sol-cov/src/profiler_subprovider.ts
index 9f98da524..ae9351f17 100644
--- a/packages/sol-cov/src/profiler_subprovider.ts
+++ b/packages/sol-cov/src/profiler_subprovider.ts
@@ -12,7 +12,7 @@ import { utils } from './utils';
  * ProfilerSubprovider is used to profile Solidity code while running tests.
  */
 export class ProfilerSubprovider extends TraceInfoSubprovider {
-    private _profilerCollector: TraceCollector;
+    private readonly _profilerCollector: TraceCollector;
     /**
      * Instantiates a ProfilerSubprovider instance
      * @param artifactAdapter Adapter for used artifacts format (0x, truffle, giveth, etc.)
diff --git a/packages/sol-cov/src/revert_trace_subprovider.ts b/packages/sol-cov/src/revert_trace_subprovider.ts
index fed305bd3..6ccf59653 100644
--- a/packages/sol-cov/src/revert_trace_subprovider.ts
+++ b/packages/sol-cov/src/revert_trace_subprovider.ts
@@ -18,8 +18,8 @@ import { utils } from './utils';
 export class RevertTraceSubprovider extends TraceCollectionSubprovider {
     // Lock is used to not accept normal transactions while doing call/snapshot magic because they'll be reverted later otherwise
     private _contractsData!: ContractData[];
-    private _artifactAdapter: AbstractArtifactAdapter;
-    private _logger: Logger;
+    private readonly _artifactAdapter: AbstractArtifactAdapter;
+    private readonly _logger: Logger;
 
     /**
      * Instantiates a RevertTraceSubprovider instance
diff --git a/packages/sol-cov/src/trace_collection_subprovider.ts b/packages/sol-cov/src/trace_collection_subprovider.ts
index 9866472b9..b530b59db 100644
--- a/packages/sol-cov/src/trace_collection_subprovider.ts
+++ b/packages/sol-cov/src/trace_collection_subprovider.ts
@@ -32,10 +32,10 @@ export interface TraceCollectionSubproviderConfig {
 export abstract class TraceCollectionSubprovider extends Subprovider {
     protected _web3Wrapper!: Web3Wrapper;
     // Lock is used to not accept normal transactions while doing call/snapshot magic because they'll be reverted later otherwise
-    private _lock = new Lock();
-    private _defaultFromAddress: string;
+    private readonly _lock = new Lock();
+    private readonly _defaultFromAddress: string;
     private _isEnabled = true;
-    private _config: TraceCollectionSubproviderConfig;
+    private readonly _config: TraceCollectionSubproviderConfig;
     /**
      * Instantiates a TraceCollectionSubprovider instance
      * @param defaultFromAddress default from address to use when sending transactions
diff --git a/packages/sol-cov/src/trace_collector.ts b/packages/sol-cov/src/trace_collector.ts
index 1b458edec..3e2ae3516 100644
--- a/packages/sol-cov/src/trace_collector.ts
+++ b/packages/sol-cov/src/trace_collector.ts
@@ -33,11 +33,11 @@ export type SingleFileSubtraceHandler = (
  * TraceCollector is used by CoverageSubprovider to compute code coverage based on collected trace data.
  */
 export class TraceCollector {
-    private _artifactAdapter: AbstractArtifactAdapter;
-    private _logger: Logger;
+    private readonly _artifactAdapter: AbstractArtifactAdapter;
+    private readonly _logger: Logger;
     private _contractsData!: ContractData[];
-    private _collector = new Collector();
-    private _singleFileSubtraceHandler: SingleFileSubtraceHandler;
+    private readonly _collector = new Collector();
+    private readonly _singleFileSubtraceHandler: SingleFileSubtraceHandler;
 
     /**
      * Instantiates a TraceCollector instance