67 lines
2.2 KiB
JavaScript
67 lines
2.2 KiB
JavaScript
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'use strict';
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var fs = require('fs');
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var rimraf = require('rimraf');
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var acorn = require('acorn');
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var walk = require('acorn/dist/walk');
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var crypto = require('crypto');
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var shasum = crypto.createHash('sha512');
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fs.readdirSync(__dirname + '/src').sort().forEach(function (filename) {
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shasum.update(fs.readFileSync(__dirname + '/src/' + filename, 'utf8'));
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});
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const names = {};
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const characterSet = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
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let i = characterSet.indexOf(shasum.digest('base64').replace(/[^0-9a-zA-Z]/g, '')[0]);
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function getIdFor(name) {
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if (names[name]) return names[name];
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return names[name] = '_' + characterSet[i++ % characterSet.length]
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}
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function fixup(src) {
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var ast = acorn.parse(src);
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src = src.split('');
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walk.simple(ast, {
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MemberExpression: function (node) {
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if (node.computed) return;
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if (node.property.type !== 'Identifier') return;
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if (node.property.name[0] !== '_') return;
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replace(node.property, getIdFor(node.property.name));
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}
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});
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function replace(node, str) {
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for (var i = node.start; i < node.end; i++) {
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src[i] = '';
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}
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src[node.start] = str;
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}
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return src.join('');
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}
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rimraf.sync(__dirname + '/lib/');
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fs.mkdirSync(__dirname + '/lib/');
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fs.readdirSync(__dirname + '/src').forEach(function (filename) {
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var src = fs.readFileSync(__dirname + '/src/' + filename, 'utf8');
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var out = fixup(src);
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fs.writeFileSync(__dirname + '/lib/' + filename, out);
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});
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rimraf.sync(__dirname + '/domains/');
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fs.mkdirSync(__dirname + '/domains/');
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fs.readdirSync(__dirname + '/src').forEach(function (filename) {
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var src = fs.readFileSync(__dirname + '/src/' + filename, 'utf8');
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var out = fixup(src);
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out = out.replace(/require\(\'asap\/raw\'\)/g, "require('asap')");
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fs.writeFileSync(__dirname + '/domains/' + filename, out);
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});
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rimraf.sync(__dirname + '/setimmediate/');
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fs.mkdirSync(__dirname + '/setimmediate/');
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fs.readdirSync(__dirname + '/src').forEach(function (filename) {
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var src = fs.readFileSync(__dirname + '/src/' + filename, 'utf8');
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var out = fixup(src);
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out = out.replace(/var asap \= require\(\'([a-z\/]+)\'\);/g, '');
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out = out.replace(/asap/g, "setImmediate");
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fs.writeFileSync(__dirname + '/setimmediate/' + filename, out);
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});
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