81 lines
2.1 KiB
JavaScript
81 lines
2.1 KiB
JavaScript
let utils = require('../../utils/utils.js');
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let fs = require('../../core/fs.js');
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let currentSolcVersion = require('../../../package.json').dependencies.solc;
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const ProcessLauncher = require('../../process/processLauncher');
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const uuid = require('uuid/v1');
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let ipc = require('node-ipc')
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class SolcW {
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constructor(options) {
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this.logger = options.logger;
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this.events = options.events;
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this.useIpc = options.useIpc;
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this.ipc = options.ipc;
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this.compilerLoaded = false;
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this.solcProcess = null;
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}
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load_compiler(done) {
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const self = this;
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if (self.useIpc) {
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self.compilerLoaded = true;
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return self.ipc.connect(done);
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}
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if (this.compilerLoaded) {
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return done();
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}
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this.solcProcess = new ProcessLauncher({
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modulePath: utils.joinPath(__dirname, 'solcP.js'),
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logger: self.logger,
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events: self.events
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});
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this.solcProcess.send({action: "init", options: {}});
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this.solcProcess.once('result', 'loadedCompiler', () => {
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self.compilerLoaded = true;
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done();
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});
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this.ipc.serve();
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this.ipc.on('compile', self.compile.bind(this));
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this.events.request("version:get:solc", function(solcVersion) {
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if (solcVersion === currentSolcVersion) {
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self.solcProcess.send({action: 'loadCompiler', requirePath: 'solc'});
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} else {
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self.events.request("version:getPackageLocation", "solc", solcVersion, function(err, location) {
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if (err) {
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return done(err);
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}
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let requirePath = fs.dappPath(location);
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self.solcProcess.send({action: 'loadCompiler', requirePath: requirePath});
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});
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}
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});
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}
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isCompilerLoaded() {
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return (this.compilerLoaded === true);
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}
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compile(jsonObj, done) {
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const id = uuid();
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let a = new Date();
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if (this.useIpc) {
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return this.ipc.request('compile', jsonObj, done);
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}
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this.solcProcess.once('result', 'compilation-' + id, (msg) => {
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done(JSON.parse(msg.output));
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});
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this.solcProcess.send({action: 'compile', jsonObj: jsonObj, id});
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}
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}
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module.exports = SolcW;
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