1 files changed, 0 insertions, 148 deletions
diff --git a/packages/sol-coverage/src/coverage_subprovider.ts b/packages/sol-coverage/src/coverage_subprovider.ts
deleted file mode 100644
index 2d92b25ca..000000000
--- a/packages/sol-coverage/src/coverage_subprovider.ts
+++ /dev/null
@@ -1,148 +0,0 @@
-import {
-    AbstractArtifactAdapter,
-    BranchCoverage,
-    collectCoverageEntries,
-    ContractData,
-    Coverage,
-    FunctionCoverage,
-    FunctionDescription,
-    SingleFileSubtraceHandler,
-    SourceRange,
-    StatementCoverage,
-    StatementDescription,
-    Subtrace,
-    TraceCollector,
-    TraceInfo,
-    TraceInfoSubprovider,
-    utils,
-} from '@0x/sol-tracing-utils';
-import * as _ from 'lodash';
-
-/**
- * This class implements the [web3-provider-engine](https://github.com/MetaMask/provider-engine) subprovider interface.
- * It's used to compute your code coverage while running solidity tests.
- */
-export class CoverageSubprovider extends TraceInfoSubprovider {
-    private readonly _coverageCollector: TraceCollector;
-    /**
-     * Instantiates a CoverageSubprovider instance
-     * @param artifactAdapter Adapter for used artifacts format (0x, truffle, giveth, etc.)
-     * @param defaultFromAddress default from address to use when sending transactions
-     * @param isVerbose If true, we will log any unknown transactions. Otherwise we will ignore them
-     */
-    constructor(artifactAdapter: AbstractArtifactAdapter, defaultFromAddress: string, isVerbose: boolean = true) {
-        const traceCollectionSubproviderConfig = {
-            shouldCollectTransactionTraces: true,
-            shouldCollectGasEstimateTraces: true,
-            shouldCollectCallTraces: true,
-        };
-        super(defaultFromAddress, traceCollectionSubproviderConfig);
-        this._coverageCollector = new TraceCollector(artifactAdapter, isVerbose, coverageHandler);
-    }
-    protected async _handleTraceInfoAsync(traceInfo: TraceInfo): Promise<void> {
-        await this._coverageCollector.computeSingleTraceCoverageAsync(traceInfo);
-    }
-    /**
-     * Write the test coverage results to a file in Istanbul format.
-     */
-    public async writeCoverageAsync(): Promise<void> {
-        await this._coverageCollector.writeOutputAsync();
-    }
-}
-
-const IGNORE_REGEXP = /\/\*\s*solcov\s+ignore\s+next\s*\*\/\s*/gm;
-
-/**
- * Computed partial coverage for a single file & subtrace.
- * @param contractData      Contract metadata (source, srcMap, bytecode)
- * @param subtrace          A subset of a transcation/call trace that was executed within that contract
- * @param pcToSourceRange   A mapping from program counters to source ranges
- * @param fileIndex         Index of a file to compute coverage for
- * @return Partial istanbul coverage for that file & subtrace
- */
-export const coverageHandler: SingleFileSubtraceHandler = (
-    contractData: ContractData,
-    subtrace: Subtrace,
-    pcToSourceRange: { [programCounter: number]: SourceRange },
-    fileIndex: number,
-): Coverage => {
-    const absoluteFileName = contractData.sources[fileIndex];
-    const coverageEntriesDescription = collectCoverageEntries(contractData.sourceCodes[fileIndex], IGNORE_REGEXP);
-
-    // if the source wasn't provided for the fileIndex, we can't cover the file
-    if (_.isUndefined(coverageEntriesDescription)) {
-        return {};
-    }
-
-    let sourceRanges = _.map(subtrace, structLog => pcToSourceRange[structLog.pc]);
-    sourceRanges = _.compact(sourceRanges); // Some PC's don't map to a source range and we just ignore them.
-    // By default lodash does a shallow object comparison. We JSON.stringify them and compare as strings.
-    sourceRanges = _.uniqBy(sourceRanges, s => JSON.stringify(s)); // We don't care if one PC was covered multiple times within a single transaction
-    sourceRanges = _.filter(sourceRanges, sourceRange => sourceRange.fileName === absoluteFileName);
-    const branchCoverage: BranchCoverage = {};
-    const branchIds = _.keys(coverageEntriesDescription.branchMap);
-    for (const branchId of branchIds) {
-        const branchDescription = coverageEntriesDescription.branchMap[branchId];
-        const branchIndexToIsBranchCovered = _.map(branchDescription.locations, location => {
-            const isBranchCovered = _.some(sourceRanges, range => utils.isRangeInside(range.location, location));
-            const timesBranchCovered = Number(isBranchCovered);
-            return timesBranchCovered;
-        });
-        branchCoverage[branchId] = branchIndexToIsBranchCovered;
-    }
-    const statementCoverage: StatementCoverage = {};
-    const statementIds = _.keys(coverageEntriesDescription.statementMap);
-    for (const statementId of statementIds) {
-        const statementDescription = coverageEntriesDescription.statementMap[statementId];
-        const isStatementCovered = _.some(sourceRanges, range =>
-            utils.isRangeInside(range.location, statementDescription),
-        );
-        const timesStatementCovered = Number(isStatementCovered);
-        statementCoverage[statementId] = timesStatementCovered;
-    }
-    const functionCoverage: FunctionCoverage = {};
-    const functionIds = _.keys(coverageEntriesDescription.fnMap);
-    for (const fnId of functionIds) {
-        const functionDescription = coverageEntriesDescription.fnMap[fnId];
-        const isFunctionCovered = _.some(sourceRanges, range =>
-            utils.isRangeInside(range.location, functionDescription.loc),
-        );
-        const timesFunctionCovered = Number(isFunctionCovered);
-        functionCoverage[fnId] = timesFunctionCovered;
-    }
-    // HACK: Solidity doesn't emit any opcodes that map back to modifiers with no args, that's why we map back to the
-    // function range and check if there is any covered statement within that range.
-    for (const modifierStatementId of coverageEntriesDescription.modifiersStatementIds) {
-        if (statementCoverage[modifierStatementId]) {
-            // Already detected as covered
-            continue;
-        }
-        const modifierDescription = coverageEntriesDescription.statementMap[modifierStatementId];
-        const enclosingFunction = _.find(coverageEntriesDescription.fnMap, functionDescription =>
-            utils.isRangeInside(modifierDescription, functionDescription.loc),
-        ) as FunctionDescription;
-        const isModifierCovered = _.some(
-            coverageEntriesDescription.statementMap,
-            (statementDescription: StatementDescription, statementId: number) => {
-                const isInsideTheModifierEnclosingFunction = utils.isRangeInside(
-                    statementDescription,
-                    enclosingFunction.loc,
-                );
-                const isCovered = statementCoverage[statementId];
-                return isInsideTheModifierEnclosingFunction && isCovered;
-            },
-        );
-        const timesModifierCovered = Number(isModifierCovered);
-        statementCoverage[modifierStatementId] = timesModifierCovered;
-    }
-    const partialCoverage = {
-        [absoluteFileName]: {
-            ...coverageEntriesDescription,
-            path: absoluteFileName,
-            f: functionCoverage,
-            s: statementCoverage,
-            b: branchCoverage,
-        },
-    };
-    return partialCoverage;
-};