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Diffstat (limited to 'packages/deployer/src/compiler.ts')
-rw-r--r-- | packages/deployer/src/compiler.ts | 262 |
1 files changed, 0 insertions, 262 deletions
diff --git a/packages/deployer/src/compiler.ts b/packages/deployer/src/compiler.ts deleted file mode 100644 index e81df3c0a..000000000 --- a/packages/deployer/src/compiler.ts +++ /dev/null @@ -1,262 +0,0 @@ -import { - ContractSource, - ContractSources, - EnumerableResolver, - FallthroughResolver, - FSResolver, - NameResolver, - NPMResolver, - RelativeFSResolver, - Resolver, - URLResolver, -} from '@0xproject/sol-resolver'; -import { ContractAbi } from '@0xproject/types'; -import { logUtils, promisify } from '@0xproject/utils'; -import chalk from 'chalk'; -import * as ethUtil from 'ethereumjs-util'; -import * as fs from 'fs'; -import 'isomorphic-fetch'; -import * as _ from 'lodash'; -import * as path from 'path'; -import * as requireFromString from 'require-from-string'; -import * as semver from 'semver'; -import solc = require('solc'); - -import { binPaths } from './solc/bin_paths'; -import { - createDirIfDoesNotExistAsync, - getContractArtifactIfExistsAsync, - getNormalizedErrMsg, - parseDependencies, - parseSolidityVersionRange, -} from './utils/compiler'; -import { constants } from './utils/constants'; -import { fsWrapper } from './utils/fs_wrapper'; -import { - CompilerOptions, - ContractArtifact, - ContractNetworkData, - ContractNetworks, - ContractSourceData, - ContractSpecificSourceData, - ContractVersionData, -} from './utils/types'; -import { utils } from './utils/utils'; - -type TYPE_ALL_FILES_IDENTIFIER = '*'; -const ALL_CONTRACTS_IDENTIFIER = '*'; -const ALL_FILES_IDENTIFIER = '*'; -const SOLC_BIN_DIR = path.join(__dirname, '..', '..', 'solc_bin'); -const DEFAULT_CONTRACTS_DIR = path.resolve('contracts'); -const DEFAULT_ARTIFACTS_DIR = path.resolve('artifacts'); -// Solc compiler settings cannot be configured from the commandline. -// If you need this configured, please create a `compiler.json` config file -// with your desired configurations. -const DEFAULT_COMPILER_SETTINGS: solc.CompilerSettings = { - optimizer: { - enabled: false, - }, - outputSelection: { - [ALL_FILES_IDENTIFIER]: { - [ALL_CONTRACTS_IDENTIFIER]: ['abi', 'evm.bytecode.object'], - }, - }, -}; -const CONFIG_FILE = 'compiler.json'; - -/** - * The Compiler facilitates compiling Solidity smart contracts and saves the results - * to artifact files. - */ -export class Compiler { - private _resolver: Resolver; - private _nameResolver: NameResolver; - private _contractsDir: string; - private _compilerSettings: solc.CompilerSettings; - private _artifactsDir: string; - private _specifiedContracts: string[] | TYPE_ALL_FILES_IDENTIFIER; - /** - * Instantiates a new instance of the Compiler class. - * @return An instance of the Compiler class. - */ - constructor(opts: CompilerOptions) { - // TODO: Look for config file in parent directories if not found in current directory - const config: CompilerOptions = fs.existsSync(CONFIG_FILE) - ? JSON.parse(fs.readFileSync(CONFIG_FILE).toString()) - : {}; - this._contractsDir = opts.contractsDir || config.contractsDir || DEFAULT_CONTRACTS_DIR; - this._compilerSettings = opts.compilerSettings || config.compilerSettings || DEFAULT_COMPILER_SETTINGS; - this._artifactsDir = opts.artifactsDir || config.artifactsDir || DEFAULT_ARTIFACTS_DIR; - this._specifiedContracts = opts.contracts || config.contracts || ALL_CONTRACTS_IDENTIFIER; - this._nameResolver = new NameResolver(path.resolve(this._contractsDir)); - const resolver = new FallthroughResolver(); - resolver.appendResolver(new URLResolver()); - const packagePath = path.resolve(''); - resolver.appendResolver(new NPMResolver(packagePath)); - resolver.appendResolver(new RelativeFSResolver(this._contractsDir)); - resolver.appendResolver(new FSResolver()); - resolver.appendResolver(this._nameResolver); - this._resolver = resolver; - } - /** - * Compiles selected Solidity files found in `contractsDir` and writes JSON artifacts to `artifactsDir`. - */ - public async compileAsync(): Promise<void> { - await createDirIfDoesNotExistAsync(this._artifactsDir); - await createDirIfDoesNotExistAsync(SOLC_BIN_DIR); - let contractNamesToCompile: string[] = []; - if (this._specifiedContracts === ALL_CONTRACTS_IDENTIFIER) { - const allContracts = this._nameResolver.getAll(); - contractNamesToCompile = _.map(allContracts, contractSource => - path.basename(contractSource.path, constants.SOLIDITY_FILE_EXTENSION), - ); - } else { - contractNamesToCompile = this._specifiedContracts; - } - for (const contractNameToCompile of contractNamesToCompile) { - await this._compileContractAsync(contractNameToCompile); - } - } - /** - * Compiles contract and saves artifact to artifactsDir. - * @param fileName Name of contract with '.sol' extension. - */ - private async _compileContractAsync(contractName: string): Promise<void> { - const contractSource = this._resolver.resolve(contractName); - const absoluteContractPath = path.join(this._contractsDir, contractSource.path); - const currentArtifactIfExists = await getContractArtifactIfExistsAsync(this._artifactsDir, contractName); - const sourceTreeHashHex = `0x${this._getSourceTreeHash(absoluteContractPath).toString('hex')}`; - let shouldCompile = false; - if (_.isUndefined(currentArtifactIfExists)) { - shouldCompile = true; - } else { - const currentArtifact = currentArtifactIfExists as ContractArtifact; - const isUserOnLatestVersion = currentArtifact.schemaVersion === constants.LATEST_ARTIFACT_VERSION; - const didCompilerSettingsChange = !_.isEqual(currentArtifact.compiler.settings, this._compilerSettings); - const didSourceChange = currentArtifact.sourceTreeHashHex !== sourceTreeHashHex; - shouldCompile = isUserOnLatestVersion || didCompilerSettingsChange || didSourceChange; - } - if (!shouldCompile) { - return; - } - const solcVersionRange = parseSolidityVersionRange(contractSource.source); - const availableCompilerVersions = _.keys(binPaths); - const solcVersion = semver.maxSatisfying(availableCompilerVersions, solcVersionRange); - const fullSolcVersion = binPaths[solcVersion]; - const compilerBinFilename = path.join(SOLC_BIN_DIR, fullSolcVersion); - let solcjs: string; - const isCompilerAvailableLocally = fs.existsSync(compilerBinFilename); - if (isCompilerAvailableLocally) { - solcjs = fs.readFileSync(compilerBinFilename).toString(); - } else { - logUtils.log(`Downloading ${fullSolcVersion}...`); - const url = `${constants.BASE_COMPILER_URL}${fullSolcVersion}`; - const response = await fetch(url); - if (response.status !== 200) { - throw new Error(`Failed to load ${fullSolcVersion}`); - } - solcjs = await response.text(); - fs.writeFileSync(compilerBinFilename, solcjs); - } - const solcInstance = solc.setupMethods(requireFromString(solcjs, compilerBinFilename)); - - logUtils.log(`Compiling ${contractName} with Solidity v${solcVersion}...`); - const source = contractSource.source; - const standardInput: solc.StandardInput = { - language: 'Solidity', - sources: { - [contractSource.path]: { - content: contractSource.source, - }, - }, - settings: this._compilerSettings, - }; - const compiled: solc.StandardOutput = JSON.parse( - solcInstance.compileStandardWrapper(JSON.stringify(standardInput), importPath => { - const sourceCodeIfExists = this._resolver.resolve(importPath); - return { contents: sourceCodeIfExists.source }; - }), - ); - - if (!_.isUndefined(compiled.errors)) { - const SOLIDITY_WARNING = 'warning'; - const errors = _.filter(compiled.errors, entry => entry.severity !== SOLIDITY_WARNING); - const warnings = _.filter(compiled.errors, entry => entry.severity === SOLIDITY_WARNING); - if (!_.isEmpty(errors)) { - errors.forEach(error => { - const normalizedErrMsg = getNormalizedErrMsg(error.formattedMessage || error.message); - logUtils.log(chalk.red(normalizedErrMsg)); - }); - process.exit(1); - } else { - warnings.forEach(warning => { - const normalizedWarningMsg = getNormalizedErrMsg(warning.formattedMessage || warning.message); - logUtils.log(chalk.yellow(normalizedWarningMsg)); - }); - } - } - const compiledData = compiled.contracts[contractSource.path][contractName]; - if (_.isUndefined(compiledData)) { - throw new Error( - `Contract ${contractName} not found in ${ - contractSource.path - }. Please make sure your contract has the same name as it's file name`, - ); - } - const sourceCodes = _.mapValues( - compiled.sources, - (_1, sourceFilePath) => this._resolver.resolve(sourceFilePath).source, - ); - const contractVersion: ContractVersionData = { - compilerOutput: compiledData, - sources: compiled.sources, - sourceCodes, - sourceTreeHashHex, - compiler: { - name: 'solc', - version: solcVersion, - settings: this._compilerSettings, - }, - }; - - let newArtifact: ContractArtifact; - if (!_.isUndefined(currentArtifactIfExists)) { - const currentArtifact = currentArtifactIfExists as ContractArtifact; - newArtifact = { - ...currentArtifact, - ...contractVersion, - }; - } else { - newArtifact = { - schemaVersion: constants.LATEST_ARTIFACT_VERSION, - contractName, - ...contractVersion, - networks: {}, - }; - } - - const artifactString = utils.stringifyWithFormatting(newArtifact); - const currentArtifactPath = `${this._artifactsDir}/${contractName}.json`; - await fsWrapper.writeFileAsync(currentArtifactPath, artifactString); - logUtils.log(`${contractName} artifact saved!`); - } - /** - * Gets the source tree hash for a file and its dependencies. - * @param fileName Name of contract file. - */ - private _getSourceTreeHash(importPath: string): Buffer { - const contractSource = this._resolver.resolve(importPath); - const dependencies = parseDependencies(contractSource); - const sourceHash = ethUtil.sha3(contractSource.source); - if (dependencies.length === 0) { - return sourceHash; - } else { - const dependencySourceTreeHashes = _.map(dependencies, (dependency: string) => - this._getSourceTreeHash(dependency), - ); - const sourceTreeHashesBuffer = Buffer.concat([sourceHash, ...dependencySourceTreeHashes]); - const sourceTreeHash = ethUtil.sha3(sourceTreeHashesBuffer); - return sourceTreeHash; - } - } -} |