59 lines
1.5 KiB
JavaScript
59 lines
1.5 KiB
JavaScript
let utils = require('../../utils/utils.js');
|
|
let solcProcess;
|
|
let compilerLoaded = false;
|
|
var Npm = require('../../pipeline/npm.js');
|
|
let currentSolcVersion = require('../../../package.json').dependencies.solc;
|
|
|
|
class SolcW {
|
|
|
|
constructor(options) {
|
|
this.solcVersion = options.solcVersion;
|
|
this.logger = options.logger;
|
|
}
|
|
|
|
load_compiler(done) {
|
|
if (compilerLoaded) {
|
|
done();
|
|
}
|
|
solcProcess = require('child_process').fork(utils.joinPath(__dirname, '/solcP.js'));
|
|
solcProcess.once('message', function (msg) {
|
|
if (msg.result !== 'loadedCompiler') {
|
|
return;
|
|
}
|
|
compilerLoaded = true;
|
|
done();
|
|
});
|
|
|
|
if (this.solcVersion === currentSolcVersion) {
|
|
solcProcess.send({action: 'loadCompiler', solcLocation: 'solc'});
|
|
} else {
|
|
let npm = new Npm({logger: this.logger});
|
|
npm.getPackageVersion('solc', this.solcVersion, false, false, function(err, location) {
|
|
if (err) {
|
|
return done(err);
|
|
}
|
|
let requirePath = utils.joinPath(process.env.PWD, location);
|
|
solcProcess.send({action: 'loadCompiler', solcLocation: requirePath});
|
|
});
|
|
}
|
|
|
|
}
|
|
|
|
isCompilerLoaded() {
|
|
return (compilerLoaded === true);
|
|
}
|
|
|
|
compile(obj, optimize, done) {
|
|
solcProcess.once('message', function (msg) {
|
|
if (msg.result !== 'compilation') {
|
|
return;
|
|
}
|
|
done(msg.output);
|
|
});
|
|
solcProcess.send({action: 'compile', obj: obj, optimize: optimize});
|
|
}
|
|
}
|
|
|
|
module.exports = SolcW;
|
|
|