awesome-typescript-loader
Version:
Awesome TS loader for webpack
94 lines (93 loc) • 3.2 kB
JavaScript
;
var fs = require('fs');
var path = require('path');
var double = /\/\//;
function toUnix(fileName) {
var res = fileName.replace(/\\/g, '/');
while (res.match(double)) {
res = res.replace(double, '/');
}
return res;
}
exports.toUnix = toUnix;
function withoutExt(fileName) {
return path.join(path.dirname(fileName), path.basename(fileName).split('.')[0]);
}
function isFileEmit(fileName, outputFileName, sourceFileName) {
return sourceFileName === fileName && (outputFileName.substr(-3) === '.js' || outputFileName.substr(-4) === '.jsx');
}
function isSourceMapEmit(fileName, outputFileName, sourceFileName) {
return sourceFileName === fileName && (outputFileName.substr(-7) === '.js.map' || outputFileName.substr(-8) === '.jsx.map');
}
function isDeclarationEmit(fileName, outputFileName, sourceFileName) {
return sourceFileName === fileName && outputFileName.substr(-5) === '.d.ts';
}
function findResultFor(output, fileName) {
var text;
var sourceMap;
var declaration;
fileName = withoutExt(fileName);
for (var i = 0; i < output.outputFiles.length; i++) {
var o = output.outputFiles[i];
var outputFileName = o.name;
var sourceFileName = withoutExt(o.sourceName);
if (isFileEmit(fileName, outputFileName, sourceFileName)) {
text = o.text;
}
if (isSourceMapEmit(fileName, outputFileName, sourceFileName)) {
sourceMap = o.text;
}
if (isDeclarationEmit(fileName, outputFileName, sourceFileName)) {
declaration = o;
}
}
return {
text: text,
sourceMap: sourceMap,
declaration: declaration
};
}
exports.findResultFor = findResultFor;
function codegenErrorReport(errors) {
return errors.map(function (error) {
return 'console.error(' + JSON.stringify(error) + ');';
}).join('\n');
}
exports.codegenErrorReport = codegenErrorReport;
function formatError(diagnostic) {
var lineChar;
if (diagnostic.file) {
lineChar = diagnostic.file.getLineAndCharacterOfPosition(diagnostic.start);
}
return (diagnostic.file ? path.normalize(diagnostic.file.fileName) : '') + (lineChar ? formatLineChar(lineChar) + ' ' : '') + "\n" + (typeof diagnostic.messageText == "string" ? diagnostic.messageText : formatMessageChain(diagnostic.messageText));
}
exports.formatError = formatError;
function formatMessageChain(chain) {
var result = "";
var separator = "\n ";
var current = chain;
while (current) {
result += current.messageText;
if (!!current.next) {
result += separator;
separator += " ";
}
current = current.next;
}
return result;
}
exports.formatMessageChain = formatMessageChain;
function formatLineChar(lineChar) {
return ':' + (lineChar.line + 1) + ':' + lineChar.character;
}
exports.formatLineChar = formatLineChar;
function loadLib(moduleId) {
var fileName = require.resolve(moduleId);
var text = fs.readFileSync(fileName, 'utf8');
return {
fileName: fileName,
text: text
};
}
exports.loadLib = loadLib;
//# sourceMappingURL=helpers.js.map