packages/sol-cov/src/artifact_adapters/sol_compiler_artifact_adapter.ts


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import * as fs from 'fs';
import * as glob from 'glob';
import * as _ from 'lodash';
import * as path from 'path';

import { ContractData } from '../types';

import { AbstractArtifactAdapter } from './abstract_artifact_adapter';

const CONFIG_FILE = 'compiler.json';

export class SolCompilerArtifactAdapter extends AbstractArtifactAdapter {
    private _artifactsPath: string;
    private _sourcesPath: string;
    constructor(artifactsPath?: string, sourcesPath?: string) {
        super();
        const config = JSON.parse(fs.readFileSync(CONFIG_FILE).toString());
        if (_.isUndefined(artifactsPath) && _.isUndefined(config.artifactsDir)) {
            throw new Error(`artifactsDir not found in ${CONFIG_FILE}`);
        }
        this._artifactsPath = config.artifactsDir;
        if (_.isUndefined(sourcesPath) && _.isUndefined(config.contractsDir)) {
            throw new Error(`contractsDir not found in ${CONFIG_FILE}`);
        }
        this._sourcesPath = config.contractsDir;
    }
    public async collectContractsDataAsync(): Promise<ContractData[]> {
        const artifactsGlob = `${this._artifactsPath}/**/*.json`;
        const artifactFileNames = glob.sync(artifactsGlob, { absolute: true });
        const contractsData: ContractData[] = [];
        for (const artifactFileName of artifactFileNames) {
            const artifact = JSON.parse(fs.readFileSync(artifactFileName).toString());
            let sources = _.keys(artifact.sources);
            sources = _.map(sources, relativeFilePath => path.resolve(this._sourcesPath, relativeFilePath));
            const contractName = artifact.contractName;
            const sourceCodes = _.map(sources, (source: string) => fs.readFileSync(source).toString());
            const contractData = {
                sourceCodes,
                sources,
                bytecode: artifact.compilerOutput.evm.bytecode.object,
                sourceMap: artifact.compilerOutput.evm.bytecode.sourceMap,
                runtimeBytecode: artifact.compilerOutput.evm.deployedBytecode.object,
                sourceMapRuntime: artifact.compilerOutput.evm.deployedBytecode.sourceMap,
            };
            contractsData.push(contractData);
        }
        return contractsData;
    }
}