Dave Hoover
9 years ago
parent
fbe522ebc0
commit
b57d751da2
@ -0,0 +1,203 @@ |
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var queryParams = require('./query-params'); |
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function Compiler(editor, renderContracts, renderError, errortype, fileNameFromKey, fileKey, handleGithubCall, outputField, hidingRHP) { |
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var compileJSON; |
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var compilerAcceptsMultipleFiles; |
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var previousInput = ''; |
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var sourceAnnotations = []; |
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var cachedRemoteFiles = {}; |
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var worker = null; |
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var compileTimeout = null; |
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function onChange() { |
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var input = editor.getValue(); |
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if (input === "") { |
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window.localStorage.setItem(editor.getCacheFile(), ''); |
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return; |
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} |
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if (input === previousInput) |
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return; |
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previousInput = input; |
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if (compileTimeout) window.clearTimeout(compileTimeout); |
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compileTimeout = window.setTimeout(compile, 300); |
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} |
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editor.onChangeSetup(onChange); |
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var compile = function(missingInputs) { |
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editor.clearAnnotations(); |
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sourceAnnotations = []; |
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outputField.empty(); |
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var input = editor.getValue(); |
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window.localStorage.setItem(editor.getCacheFile(), input); |
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var files = {}; |
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files[fileNameFromKey(editor.getCacheFile())] = input; |
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gatherImports(files, missingInputs, function(input, error) { |
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outputField.empty(); |
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if (input === null) { |
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renderError(error); |
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} else { |
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var optimize = queryParams.get().optimize; |
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compileJSON(input, optimize ? 1 : 0); |
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} |
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}); |
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}; |
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this.compile = compile; |
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this.addAnnotation = function(annotation) { |
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sourceAnnotations[sourceAnnotations.length] = annotation; |
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editor.setAnnotations(sourceAnnotations); |
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}; |
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this.setCompileJSON = function() { |
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compileJSON = function(source, optimize) { compilationFinished('{}'); };
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}; |
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function onCompilerLoaded(setVersionText) { |
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if (worker === null) { |
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var compile; |
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var missingInputs = []; |
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if ('_compileJSONCallback' in Module) { |
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compilerAcceptsMultipleFiles = true; |
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var missingInputsCallback = Module.Runtime.addFunction(function(path, contents, error) { |
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missingInputs.push(Module.Pointer_stringify(path)); |
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}); |
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var compileInternal = Module.cwrap("compileJSONCallback", "string", ["string", "number", "number"]); |
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compile = function(input, optimize) { |
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missingInputs.length = 0; |
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return compileInternal(input, optimize, missingInputsCallback); |
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}; |
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} else if ('_compileJSONMulti' in Module) { |
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compilerAcceptsMultipleFiles = true; |
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compile = Module.cwrap("compileJSONMulti", "string", ["string", "number"]); |
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} else { |
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compilerAcceptsMultipleFiles = false; |
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compile = Module.cwrap("compileJSON", "string", ["string", "number"]); |
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} |
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compileJSON = function(source, optimize, cb) { |
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try { |
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var result = compile(source, optimize); |
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} catch (exception) { |
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result = JSON.stringify({error: 'Uncaught JavaScript exception:\n' + exception}); |
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} |
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compilationFinished(result, missingInputs); |
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}; |
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setVersionText(Module.cwrap("version", "string", [])()); |
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} |
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previousInput = ''; |
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onChange(); |
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}; |
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this.onCompilerLoaded = onCompilerLoaded; |
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function compilationFinished(result, missingInputs) { |
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var data; |
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var noFatalErrors = true; // ie warnings are ok
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try { |
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data = JSON.parse(result); |
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} catch (exception) { |
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renderError('Invalid JSON output from the compiler: ' + exception); |
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return; |
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} |
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if (data['error'] !== undefined) { |
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renderError(data['error']); |
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if (errortype(data['error']) !== 'warning') noFatalErrors = false; |
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} |
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if (data['errors'] != undefined) { |
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data['errors'].forEach(function(err) { |
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renderError(err); |
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if (errortype(err) !== 'warning') noFatalErrors = false; |
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}); |
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} |
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if (missingInputs !== undefined && missingInputs.length > 0) |
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this.compile(missingInputs); |
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else if (noFatalErrors && !hidingRHP()) |
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renderContracts(data, editor.getValue()); |
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} |
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this.initializeWorker = function(version, setVersionText) { |
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if (worker !== null) |
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worker.terminate(); |
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worker = new Worker('worker.js'); |
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worker.addEventListener('message', function(msg) { |
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var data = msg.data; |
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switch (data.cmd) { |
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case 'versionLoaded': |
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setVersionText(data.data); |
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compilerAcceptsMultipleFiles = !!data.acceptsMultipleFiles; |
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onCompilerLoaded(setVersionText); |
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break; |
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case 'compiled': |
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compilationFinished(data.data, data.missingInputs); |
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break; |
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}; |
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}); |
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worker.onerror = function(msg) { console.log(msg.data); }; |
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worker.addEventListener('error', function(msg) { console.log(msg.data); }); |
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compileJSON = function(source, optimize) { |
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worker.postMessage({cmd: 'compile', source: source, optimize: optimize}); |
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}; |
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worker.postMessage({cmd: 'loadVersion', data: 'https://ethereum.github.io/solc-bin/bin/' + version}); |
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}; |
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function gatherImports(files, importHints, cb) { |
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importHints = importHints || []; |
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if (!compilerAcceptsMultipleFiles) |
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{ |
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cb(files[fileNameFromKey(editor.getCacheFile())]); |
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return; |
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} |
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var importRegex = /^\s*import\s*[\'\"]([^\'\"]+)[\'\"];/g; |
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var reloop = false; |
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do { |
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reloop = false; |
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for (var fileName in files) { |
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var match; |
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while (match = importRegex.exec(files[fileName])) |
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importHints.push(match[1]); |
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} |
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while (importHints.length > 0) { |
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var m = importHints.pop(); |
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if (m in files) continue; |
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if (editor.getFiles().indexOf(fileKey(m)) !== -1) { |
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files[m] = window.localStorage[fileKey(m)]; |
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reloop = true; |
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} else if (m.startsWith('./') && editor.getFiles().indexOf(fileKey(m.slice(2))) !== -1) { |
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files[m] = window.localStorage[fileKey(m.slice(2))]; |
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reloop = true; |
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} else if (m in cachedRemoteFiles) { |
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files[m] = cachedRemoteFiles[m]; |
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reloop = true; |
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} else if (githubMatch = /^(https?:\/\/)?(www.)?github.com\/([^\/]*\/[^\/]*)\/(.*)/.exec(m)) { |
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handleGithubCall(function(result) { |
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if ('content' in result) |
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{ |
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var content = Base64.decode(result.content); |
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cachedRemoteFiles[m] = content; |
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files[m] = content; |
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gatherImports(files, importHints, cb); |
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} |
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else |
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cb(null, "Unable to import \"" + m + "\""); |
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}).fail(function(){ |
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cb(null, "Unable to import \"" + m + "\""); |
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}); |
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return; |
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} else { |
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cb(null, "Unable to import \"" + m + "\""); |
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return; |
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} |
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} |
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} while (reloop); |
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cb(JSON.stringify({'sources':files})); |
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} |
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} |
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module.exports = Compiler |
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