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