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"use strict";
var path = require('path');
var gutil = require('gulp-util');
function normalizePath(pathString) {
return path.normalize(pathString).toLowerCase();
}
exports.normalizePath = normalizePath;
/**
* Splits a filename into an extensionless filename and an extension.
* 'bar/foo.js' is turned into ['bar/foo', 'js']
* 'foo.d.ts' is parsed as ['foo', 'd.ts'] if you add 'd.ts' to knownExtensions.
* @param knownExtensions An array with known extensions, that contain multiple parts, like 'd.ts'. 'a.b.c' should be listed before 'b.c'.
*/
function splitExtension(fileName, knownExtensions) {
if (knownExtensions) {
for (var _i = 0, knownExtensions_1 = knownExtensions; _i < knownExtensions_1.length; _i++) {
var ext_1 = knownExtensions_1[_i];
var index_1 = fileName.length - ext_1.length - 1;
if (fileName.substr(index_1) === '.' + ext_1) {
return [fileName.substr(0, index_1), ext_1];
}
}
}
var ext = path.extname(fileName).toLowerCase().substr(1);
var index = fileName.length - ext.length;
return [fileName.substr(0, index - 1), ext];
}
exports.splitExtension = splitExtension;
/**
* Finds the common base path of two directories
*/
function getCommonBasePath(a, b) {
var aSplit = a.split(/\\|\//); // Split on '/' or '\'.
var bSplit = b.split(/\\|\//);
var commonLength = 0;
for (var i = 0; i < aSplit.length && i < bSplit.length; i++) {
if (aSplit[i] !== bSplit[i])
break;
commonLength += aSplit[i].length + 1;
}
return a.substr(0, commonLength);
}
exports.getCommonBasePath = getCommonBasePath;
function getCommonBasePathOfArray(paths) {
if (paths.length === 0)
return '';
return paths.reduce(getCommonBasePath);
}
exports.getCommonBasePathOfArray = getCommonBasePathOfArray;
function getError(info, typescript, file) {
var err = new Error();
err.name = 'TypeScript error';
err.diagnostic = info;
var codeAndMessageText = typescript.DiagnosticCategory[info.category].toLowerCase() +
' TS' +
info.code +
': ' +
typescript.flattenDiagnosticMessageText(info.messageText, '\n');
if (!info.file) {
err.message = codeAndMessageText;
return err;
}
var fileName = info.file.fileName;
if (file) {
err.tsFile = file.ts;
err.fullFilename = file.fileNameOriginal;
if (file.gulp) {
fileName = path.relative(file.gulp.cwd, file.fileNameOriginal);
err.relativeFilename = fileName;
err.file = file.gulp;
}
else {
fileName = file.fileNameOriginal;
}
}
else {
err.fullFilename = info.file.fileName;
}
var startPos = typescript.getLineAndCharacterOfPosition(info.file, info.start);
var endPos = typescript.getLineAndCharacterOfPosition(info.file, info.start + info.length);
err.startPosition = {
position: info.start,
line: startPos.line,
character: startPos.character
};
err.endPosition = {
position: info.start + info.length - 1,
line: endPos.line,
character: endPos.character
};
err.message = gutil.colors.red(fileName + '(' + (startPos.line + 1) + ',' + (startPos.character + 1) + '): ').toString()
+ codeAndMessageText;
return err;
}
exports.getError = getError;
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