133 lines
3.5 KiB
JavaScript
133 lines
3.5 KiB
JavaScript
/*---------------------------------------------------------------------------------------------
|
|
* Copyright (c) Microsoft Corporation. All rights reserved.
|
|
* Licensed under the MIT License. See License.txt in the project root for license information.
|
|
*--------------------------------------------------------------------------------------------*/
|
|
|
|
// a webpack loader that bundles all library definitions (d.ts) for the embedded JavaScript engine.
|
|
|
|
const path = require('path');
|
|
const fs = require('fs');
|
|
|
|
const TYPESCRIPT_LIB_SOURCE = path.join(__dirname, '../../../node_modules/typescript/lib');
|
|
const JQUERY_DTS = path.join(__dirname, '../lib/jquery.d.ts');
|
|
|
|
module.exports = function () {
|
|
function getFileName(name) {
|
|
return (name === '' ? 'lib.d.ts' : `lib.${name}.d.ts`);
|
|
}
|
|
function readLibFile(name) {
|
|
var srcPath = path.join(TYPESCRIPT_LIB_SOURCE, getFileName(name));
|
|
return fs.readFileSync(srcPath).toString();
|
|
}
|
|
|
|
var queue = [];
|
|
var in_queue = {};
|
|
|
|
var enqueue = function (name) {
|
|
if (in_queue[name]) {
|
|
return;
|
|
}
|
|
in_queue[name] = true;
|
|
queue.push(name);
|
|
};
|
|
|
|
enqueue('es6');
|
|
|
|
var result = [];
|
|
while (queue.length > 0) {
|
|
var name = queue.shift();
|
|
var contents = readLibFile(name);
|
|
var lines = contents.split(/\r\n|\r|\n/);
|
|
|
|
var outputLines = [];
|
|
for (let i = 0; i < lines.length; i++) {
|
|
let m = lines[i].match(/\/\/\/\s*<reference\s*lib="([^"]+)"/);
|
|
if (m) {
|
|
enqueue(m[1]);
|
|
}
|
|
outputLines.push(lines[i]);
|
|
}
|
|
|
|
result.push({
|
|
name: getFileName(name),
|
|
output: `"${escapeText(outputLines.join('\n'))}"`
|
|
});
|
|
}
|
|
|
|
const jquerySource = fs.readFileSync(JQUERY_DTS).toString();
|
|
var lines = jquerySource.split(/\r\n|\r|\n/);
|
|
result.push({
|
|
name: 'jquery',
|
|
output: `"${escapeText(lines.join('\n'))}"`
|
|
});
|
|
|
|
strResult = `\nconst libs : { [name:string]: string; } = {\n`
|
|
for (let i = result.length - 1; i >= 0; i--) {
|
|
strResult += `"${result[i].name}": ${result[i].output},\n`;
|
|
}
|
|
strResult += `\n};`
|
|
|
|
strResult += `export function loadLibrary(name: string) : string {\n return libs[name] || ''; \n}`;
|
|
|
|
return strResult;
|
|
}
|
|
|
|
/**
|
|
* Escape text such that it can be used in a javascript string enclosed by double quotes (")
|
|
*/
|
|
function escapeText(text) {
|
|
// See http://www.javascriptkit.com/jsref/escapesequence.shtml
|
|
var _backspace = '\b'.charCodeAt(0);
|
|
var _formFeed = '\f'.charCodeAt(0);
|
|
var _newLine = '\n'.charCodeAt(0);
|
|
var _nullChar = 0;
|
|
var _carriageReturn = '\r'.charCodeAt(0);
|
|
var _tab = '\t'.charCodeAt(0);
|
|
var _verticalTab = '\v'.charCodeAt(0);
|
|
var _backslash = '\\'.charCodeAt(0);
|
|
var _doubleQuote = '"'.charCodeAt(0);
|
|
|
|
var startPos = 0, chrCode, replaceWith = null, resultPieces = [];
|
|
|
|
for (var i = 0, len = text.length; i < len; i++) {
|
|
chrCode = text.charCodeAt(i);
|
|
switch (chrCode) {
|
|
case _backspace:
|
|
replaceWith = '\\b';
|
|
break;
|
|
case _formFeed:
|
|
replaceWith = '\\f';
|
|
break;
|
|
case _newLine:
|
|
replaceWith = '\\n';
|
|
break;
|
|
case _nullChar:
|
|
replaceWith = '\\0';
|
|
break;
|
|
case _carriageReturn:
|
|
replaceWith = '\\r';
|
|
break;
|
|
case _tab:
|
|
replaceWith = '\\t';
|
|
break;
|
|
case _verticalTab:
|
|
replaceWith = '\\v';
|
|
break;
|
|
case _backslash:
|
|
replaceWith = '\\\\';
|
|
break;
|
|
case _doubleQuote:
|
|
replaceWith = '\\"';
|
|
break;
|
|
}
|
|
if (replaceWith !== null) {
|
|
resultPieces.push(text.substring(startPos, i));
|
|
resultPieces.push(replaceWith);
|
|
startPos = i + 1;
|
|
replaceWith = null;
|
|
}
|
|
}
|
|
resultPieces.push(text.substring(startPos, len));
|
|
return resultPieces.join('');
|
|
}
|