How to use the embark-utils.dappPath function in embark-utils
To help you get started, we’ve selected a few embark-utils examples, based on popular ways it is used in public projects.
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embark-framework / embark / packages / embark-blockchain-process / src / simulator.js View on Github 
mnemonicAccount = mnemonicAccount || {};
const simulatorMnemonic = mnemonicAccount.mnemonic || options.simulatorMnemonic;
if (simulatorMnemonic) {
cmds.push("--mnemonic \"" + (simulatorMnemonic) + "\"");
}
cmds.push("-a " + (options.numAccounts || mnemonicAccount.numAddresses || 10));
cmds.push("-e " + (options.defaultBalance || mnemonicAccount.balance || 100));
// as ganache-cli documentation explains, the simulatorAccounts configuration overrides a mnemonic
let simulatorAccounts = this.blockchainConfig.simulatorAccounts || options.simulatorAccounts;
if (simulatorAccounts && simulatorAccounts.length > 0) {
let web3 = new (require('web3'))();
let parsedAccounts;
try {
parsedAccounts = AccountParser.parseAccountsConfig(simulatorAccounts, web3, dappPath(), this.logger);
} catch (e) {
this.logger.error(e.message);
process.exit(1);
}
parsedAccounts.forEach((account) => {
let cmd = '--account="' + account.privateKey + ',' + account.hexBalance + '"';
cmds.push(cmd);
});
}
// adding blocktime only if it is defined in the blockchainConfig or options
let simulatorBlocktime = this.blockchainConfig.simulatorBlocktime || options.simulatorBlocktime;
if (simulatorBlocktime) {
cmds.push("-b \"" + (simulatorBlocktime) + "\"");
}mnemonicAccount = mnemonicAccount || {};
const simulatorMnemonic = mnemonicAccount.mnemonic || options.simulatorMnemonic;
if (simulatorMnemonic) {
cmds.push("--mnemonic \"" + (simulatorMnemonic) + "\"");
}
cmds.push("-a " + (options.numAccounts || mnemonicAccount.numAddresses || 10));
cmds.push("-e " + (options.defaultBalance || mnemonicAccount.balance || 100));
// as ganache-cli documentation explains, the simulatorAccounts configuration overrides a mnemonic
let simulatorAccounts = this.blockchainConfig.simulatorAccounts || options.simulatorAccounts;
if (simulatorAccounts && simulatorAccounts.length > 0) {
let web3 = new (require('web3'))();
let parsedAccounts;
try {
parsedAccounts = AccountParser.parseAccountsConfig(simulatorAccounts, web3, dappPath(), this.logger);
} catch (e) {
this.logger.error(e.message);
process.exit(1);
}
parsedAccounts.forEach((account) => {
let cmd = '--account="' + account.privateKey + ',' + account.hexBalance + '"';
cmds.push(cmd);
});
}
// adding blocktime only if it is defined in the blockchainConfig or options
let simulatorBlocktime = this.blockchainConfig.simulatorBlocktime || options.simulatorBlocktime;
if (simulatorBlocktime) {
cmds.push("-b \"" + (simulatorBlocktime) + "\"");
}checkPathLength() {
let _dappPath = dappPath('');
if (_dappPath.length > 66) {
// this.logger.error is captured and sent to the console output regardless of silent setting
this.logger.error("===============================================================================".yellow);
this.logger.error("===========> ".yellow + __('WARNING! ÐApp path length is too long: ').yellow + _dappPath.yellow);
this.logger.error("===========> ".yellow + __('This is known to cause issues with starting geth, please consider reducing your ÐApp path\'s length to 66 characters or less.').yellow);
this.logger.error("===============================================================================".yellow);
}
}private async parseAndFundAccounts() {
const web3 = await this.web3;
const accounts = await this.accounts;
if (!accounts.length || !this.embark.config.blockchainConfig.isDev) {
return;
}
try {
const coinbase = await web3.eth.getCoinbase();
const acctsFromConfig = AccountParser.parseAccountsConfig(this.embark.config.blockchainConfig.accounts, web3, dappPath(), this.logger, accounts);
const accountsWithBalance = accounts.map((address) => {
const acctFromConfig = acctsFromConfig.find((acctCfg) => acctCfg.address === address);
return {
address,
hexBalance: acctFromConfig ? acctFromConfig.hexBalance : undefined
};
});
async.eachLimit(accountsWithBalance, 1, (acct, eachCb) => {
fundAccount(web3, acct.address, coinbase, acct.hexBalance)
.then(() => {
eachCb();
})
.catch(eachCb);
});
} catch (err) {_getFileOrObject(object, filePath, property) {
if (typeof object === 'object') {
return object[property] ? dappPath(object[property]) : object[property];
}
return dappPath(object, filePath);
}_getFileOrObject(object, filePath, property) {
if (typeof object === 'object') {
return object[property] ? dappPath(object[property]) : object[property];
}
return dappPath(object, filePath);
}constructor(embark, web3, blockchainName) {
this.embark = embark;
this.blockchainName = blockchainName;
this.web3 = web3;
this.requestManager = new Manager(web3.currentProvider);
this.fs = embark.fs;
this.logFile = dappPath(".embark", "contractEvents.json");
}self.events.request('code-generator:contract', contract.className, (err, contractPath) => {
if (err) {
return eachCb(err);
}
importsList["Embark/contracts/" + contract.className] = dappPath(contractPath);
eachCb();
});
}, next);private saveFile(contractName: string, code: string) {
const filename = `${contractName}.sol`;
const contractDirs = this.embark.config.embarkConfig.contracts;
const contractDir = Array.isArray(contractDirs) ? contractDirs[0] : contractDirs;
const filePath = dappPath(contractDir.replace(/\*/g, ""), filename);
if (!this.options.overwrite && this.embark.fs.existsSync(filePath)) {
this.embark.logger.error(__(`The contract ${contractName} already exists, skipping.`));
return;
}
this.embark.fs.writeFileSync(filePath, code);
return filePath;
}private installDependencies() {
let pkgManager = 'npm install';
if (this.embark.fs.existsSync(utils.dappPath('yarn.lock'))) {
pkgManager = 'yarn add';
}
const cmd = `${pkgManager} react react-bootstrap@^0.33.1 react-dom`;
return new Promise((resolve, reject) => {
utils.runCmd(cmd, null, (error: string) => {
if (error) {
return reject(new Error(error));
}
resolve();
});
});
}
