1 files changed, 0 insertions, 168 deletions
diff --git a/packages/sol-trace-based-tools-common/src/ast_visitor.ts b/packages/sol-trace-based-tools-common/src/ast_visitor.ts
deleted file mode 100644
index e55cdf6ec..000000000
--- a/packages/sol-trace-based-tools-common/src/ast_visitor.ts
+++ /dev/null
@@ -1,168 +0,0 @@
-import * as _ from 'lodash';
-import * as Parser from 'solidity-parser-antlr';
-
-import { BranchMap, FnMap, LocationByOffset, SingleFileSourceRange, StatementMap } from './types';
-
-export interface CoverageEntriesDescription {
-    fnMap: FnMap;
-    branchMap: BranchMap;
-    statementMap: StatementMap;
-    modifiersStatementIds: number[];
-}
-
-enum BranchType {
-    If = 'if',
-    ConditionalExpression = 'cond-expr',
-    BinaryExpression = 'binary-expr',
-}
-
-export class ASTVisitor {
-    private _entryId = 0;
-    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 readonly _ignoreRangesWithin: Array<[number, number]> = [];
-    constructor(locationByOffset: LocationByOffset, ignoreRangesBeginningAt: number[] = []) {
-        this._locationByOffset = locationByOffset;
-        this._ignoreRangesBeginningAt = ignoreRangesBeginningAt;
-    }
-    public getCollectedCoverageEntries(): CoverageEntriesDescription {
-        const coverageEntriesDescription = {
-            fnMap: this._fnMap,
-            branchMap: this._branchMap,
-            statementMap: this._statementMap,
-            modifiersStatementIds: this._modifiersStatementIds,
-        };
-        return coverageEntriesDescription;
-    }
-    public IfStatement(ast: Parser.IfStatement): void {
-        this._visitStatement(ast);
-        this._visitBinaryBranch(ast, ast.trueBody, ast.falseBody || ast, BranchType.If);
-    }
-    public FunctionDefinition(ast: Parser.FunctionDefinition): void {
-        this._visitFunctionLikeDefinition(ast);
-    }
-    public ContractDefinition(ast: Parser.ContractDefinition): void {
-        if (this._shouldIgnoreExpression(ast)) {
-            this._ignoreRangesWithin.push(ast.range as [number, number]);
-        }
-    }
-    public ModifierDefinition(ast: Parser.ModifierDefinition): void {
-        this._visitFunctionLikeDefinition(ast);
-    }
-    public ForStatement(ast: Parser.ForStatement): void {
-        this._visitStatement(ast);
-    }
-    public ReturnStatement(ast: Parser.ReturnStatement): void {
-        this._visitStatement(ast);
-    }
-    public BreakStatement(ast: Parser.BreakStatement): void {
-        this._visitStatement(ast);
-    }
-    public ContinueStatement(ast: Parser.ContinueStatement): void {
-        this._visitStatement(ast);
-    }
-    public EmitStatement(ast: any /* TODO: Parser.EmitStatement */): void {
-        this._visitStatement(ast);
-    }
-    public VariableDeclarationStatement(ast: Parser.VariableDeclarationStatement): void {
-        this._visitStatement(ast);
-    }
-    public Statement(ast: Parser.Statement): void {
-        this._visitStatement(ast);
-    }
-    public WhileStatement(ast: Parser.WhileStatement): void {
-        this._visitStatement(ast);
-    }
-    public SimpleStatement(ast: Parser.SimpleStatement): void {
-        this._visitStatement(ast);
-    }
-    public ThrowStatement(ast: Parser.ThrowStatement): void {
-        this._visitStatement(ast);
-    }
-    public DoWhileStatement(ast: Parser.DoWhileStatement): void {
-        this._visitStatement(ast);
-    }
-    public ExpressionStatement(ast: Parser.ExpressionStatement): void {
-        this._visitStatement(ast.expression);
-    }
-    public InlineAssemblyStatement(ast: Parser.InlineAssemblyStatement): void {
-        this._visitStatement(ast);
-    }
-    public BinaryOperation(ast: Parser.BinaryOperation): void {
-        const BRANCHING_BIN_OPS = ['&&', '||'];
-        if (_.includes(BRANCHING_BIN_OPS, ast.operator)) {
-            this._visitBinaryBranch(ast, ast.left, ast.right, BranchType.BinaryExpression);
-        }
-    }
-    public Conditional(ast: Parser.Conditional): void {
-        this._visitBinaryBranch(ast, ast.trueExpression, ast.falseExpression, BranchType.ConditionalExpression);
-    }
-    public ModifierInvocation(ast: Parser.ModifierInvocation): void {
-        const BUILTIN_MODIFIERS = ['public', 'view', 'payable', 'external', 'internal', 'pure', 'constant'];
-        if (!_.includes(BUILTIN_MODIFIERS, ast.name)) {
-            if (this._shouldIgnoreExpression(ast)) {
-                return;
-            }
-            this._modifiersStatementIds.push(this._entryId);
-            this._visitStatement(ast);
-        }
-    }
-    private _visitBinaryBranch(
-        ast: Parser.ASTNode,
-        left: Parser.ASTNode,
-        right: Parser.ASTNode,
-        type: BranchType,
-    ): void {
-        if (this._shouldIgnoreExpression(ast)) {
-            return;
-        }
-        this._branchMap[this._entryId++] = {
-            line: this._getExpressionRange(ast).start.line,
-            type,
-            locations: [this._getExpressionRange(left), this._getExpressionRange(right)],
-        };
-    }
-    private _visitStatement(ast: Parser.ASTNode): void {
-        if (this._shouldIgnoreExpression(ast)) {
-            return;
-        }
-        this._statementMap[this._entryId++] = this._getExpressionRange(ast);
-    }
-    private _getExpressionRange(ast: Parser.ASTNode): SingleFileSourceRange {
-        const astRange = ast.range as [number, number];
-        const start = this._locationByOffset[astRange[0]];
-        const end = this._locationByOffset[astRange[1] + 1];
-        const range = {
-            start,
-            end,
-        };
-        return range;
-    }
-    private _shouldIgnoreExpression(ast: Parser.ASTNode): boolean {
-        const [astStart, astEnd] = ast.range as [number, number];
-        const isRangeIgnored = _.some(
-            this._ignoreRangesWithin,
-            ([rangeStart, rangeEnd]: [number, number]) => astStart >= rangeStart && astEnd <= rangeEnd,
-        );
-        return this._ignoreRangesBeginningAt.includes(astStart) || isRangeIgnored;
-    }
-    private _visitFunctionLikeDefinition(ast: Parser.ModifierDefinition | Parser.FunctionDefinition): void {
-        if (this._shouldIgnoreExpression(ast)) {
-            this._ignoreRangesWithin.push(ast.range as [number, number]);
-            return;
-        }
-        const loc = this._getExpressionRange(ast);
-        this._fnMap[this._entryId++] = {
-            name: ast.name,
-            line: loc.start.line,
-            loc,
-        };
-        this._visitStatement(ast);
-    }
-}