101 lines
3.3 KiB
JavaScript
101 lines
3.3 KiB
JavaScript
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let async = require('../../utils/async_extend.js');
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let SolcW = require('./solcW.js');
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class Solidity {
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constructor(embark, options) {
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this.logger = embark.logger;
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this.solcVersion = options.solcVersion;
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this.contractDirectories = options.contractDirectories;
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embark.registerCompiler(".sol", this.compile_solidity.bind(this));
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}
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compile_solidity(contractFiles, cb) {
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let self = this;
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let input = {};
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let solcW;
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async.waterfall([
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function prepareInput(callback) {
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async.each(contractFiles,
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function(file, fileCb) {
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let filename = file.filename;
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for (let directory of self.contractDirectories) {
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filename = filename.replace(directory, '');
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}
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file.content(function(fileContent) {
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input[filename] = fileContent;
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fileCb();
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});
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},
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function (err) {
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callback(err);
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}
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);
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},
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function loadCompiler(callback) {
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// TODO: there ino need to load this twice
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solcW = new SolcW({logger: self.logger, solcVersion: self.solcVersion});
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if (solcW.isCompilerLoaded()) {
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return callback();
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}
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self.logger.info("loading solc compiler..");
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solcW.load_compiler(function (err) {
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callback(err);
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});
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},
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function compileContracts(callback) {
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self.logger.info("compiling contracts...");
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solcW.compile({sources: input}, 1, function (output) {
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if (output.errors) {
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for (let i=0; i<output.errors; i++) {
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if (output.errors[i].indexOf('Warning:') >= 0) {
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return callback(new Error("Solidity errors: " + output.errors).message);
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}
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}
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self.logger.warn(output.errors.join('\n'));
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}
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callback(null, output);
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});
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},
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function createCompiledObject(output, callback) {
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let json = output.contracts;
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let compiled_object = {};
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for (let contractName in json) {
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let contract = json[contractName];
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// Pull out filename:classname
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// [0] filename:classname
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// [1] filename
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// [2] classname
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const regex = /(.*):(.*)/;
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const className = contractName.match(regex)[2];
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const filename = contractName.match(regex)[1];
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compiled_object[className] = {};
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compiled_object[className].code = contract.bytecode;
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compiled_object[className].runtimeBytecode = contract.runtimeBytecode;
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compiled_object[className].realRuntimeBytecode = contract.runtimeBytecode.slice(0, -68);
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compiled_object[className].swarmHash = contract.runtimeBytecode.slice(-68).slice(0, 64);
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compiled_object[className].gasEstimates = contract.gasEstimates;
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compiled_object[className].functionHashes = contract.functionHashes;
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compiled_object[className].abiDefinition = JSON.parse(contract.interface);
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compiled_object[className].filename = filename;
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}
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callback(null, compiled_object);
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}
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], function (err, result) {
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cb(err, result);
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});
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}
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}
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module.exports = Solidity;
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