197 lines
7.6 KiB
JavaScript
197 lines
7.6 KiB
JavaScript
/*
|
|
Copyright (C) 2013 Ariya Hidayat <ariya.hidayat@gmail.com>
|
|
Copyright (C) 2011 Ariya Hidayat <ariya.hidayat@gmail.com>
|
|
|
|
Redistribution and use in source and binary forms, with or without
|
|
modification, are permitted provided that the following conditions are met:
|
|
|
|
* Redistributions of source code must retain the above copyright
|
|
notice, this list of conditions and the following disclaimer.
|
|
* Redistributions in binary form must reproduce the above copyright
|
|
notice, this list of conditions and the following disclaimer in the
|
|
documentation and/or other materials provided with the distribution.
|
|
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
|
|
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/*jslint browser:true */
|
|
/*global esprima:true, require:true */
|
|
|
|
var timerId;
|
|
|
|
function collectRegex() {
|
|
'use strict';
|
|
|
|
function id(i) {
|
|
return document.getElementById(i);
|
|
}
|
|
|
|
function escaped(str) {
|
|
return str.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">");
|
|
}
|
|
|
|
function setText(id, str) {
|
|
var el = document.getElementById(id);
|
|
if (typeof el.innerText === 'string') {
|
|
el.innerText = str;
|
|
} else {
|
|
el.textContent = str;
|
|
}
|
|
}
|
|
|
|
function isLineTerminator(ch) {
|
|
return (ch === '\n' || ch === '\r' || ch === '\u2028' || ch === '\u2029');
|
|
}
|
|
|
|
function process(delay) {
|
|
if (timerId) {
|
|
window.clearTimeout(timerId);
|
|
}
|
|
|
|
timerId = window.setTimeout(function () {
|
|
var code, result, occurrences, model, i, str;
|
|
|
|
if (typeof window.editor === 'undefined') {
|
|
code = document.getElementById('code').value;
|
|
} else {
|
|
code = window.editor.getText();
|
|
}
|
|
|
|
// Executes f on the object and its children (recursively).
|
|
function visit(object, f) {
|
|
var key, child;
|
|
|
|
if (f.call(null, object) === false) {
|
|
return;
|
|
}
|
|
for (key in object) {
|
|
if (object.hasOwnProperty(key)) {
|
|
child = object[key];
|
|
if (typeof child === 'object' && child !== null) {
|
|
visit(child, f);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function createRegex(pattern, mode) {
|
|
var literal;
|
|
try {
|
|
literal = new RegExp(pattern, mode);
|
|
} catch (e) {
|
|
// Invalid regular expression.
|
|
return;
|
|
}
|
|
return literal;
|
|
}
|
|
|
|
function collect(node) {
|
|
var str, arg, value;
|
|
if (node.type === 'Literal') {
|
|
if (node.value instanceof RegExp) {
|
|
str = node.value.toString();
|
|
if (str[0] === '/') {
|
|
result.push({
|
|
type: 'Literal',
|
|
value: node.value,
|
|
line: node.loc.start.line,
|
|
column: node.loc.start.column,
|
|
range: node.range
|
|
});
|
|
}
|
|
}
|
|
}
|
|
if (node.type === 'NewExpression' || node.type === 'CallExpression') {
|
|
if (node.callee.type === 'Identifier' && node.callee.name === 'RegExp') {
|
|
arg = node['arguments'];
|
|
if (arg.length === 1 && arg[0].type === 'Literal') {
|
|
if (typeof arg[0].value === 'string') {
|
|
value = createRegex(arg[0].value);
|
|
if (value) {
|
|
result.push({
|
|
type: 'Literal',
|
|
value: value,
|
|
line: node.loc.start.line,
|
|
column: node.loc.start.column,
|
|
range: node.range
|
|
});
|
|
}
|
|
}
|
|
}
|
|
if (arg.length === 2 && arg[0].type === 'Literal' && arg[1].type === 'Literal') {
|
|
if (typeof arg[0].value === 'string' && typeof arg[1].value === 'string') {
|
|
value = createRegex(arg[0].value, arg[1].value);
|
|
if (value) {
|
|
result.push({
|
|
type: 'Literal',
|
|
value: value,
|
|
line: node.loc.start.line,
|
|
column: node.loc.start.column,
|
|
range: node.range
|
|
});
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
occurrences = [];
|
|
try {
|
|
result = [];
|
|
visit(window.esprima.parse(code, { loc: true, range: true }), collect);
|
|
|
|
if (result.length > 0) {
|
|
id('info').innerHTML = 'Total regular expressions: ' + result.length;
|
|
id('info').setAttribute('class', 'alert-box success');
|
|
model = window.editor.getModel();
|
|
for (i = 0; i < result.length; i += 1) {
|
|
occurrences.push({
|
|
line: result[i].line,
|
|
start: 1 + result[i].range[0] - model.getLineStart(result[i].line - 1),
|
|
end: result[i].range[1] - model.getLineStart(result[i].line - 1),
|
|
readAccess: true,
|
|
description: result[i].value.toString()
|
|
});
|
|
}
|
|
} else {
|
|
setText('info', 'No regex found.');
|
|
id('info').setAttribute('class', 'alert-box secondary');
|
|
}
|
|
} catch (e) {
|
|
setText('info', e.toString());
|
|
id('info').setAttribute('class', 'alert-box alert');
|
|
} finally {
|
|
window.editor.showOccurrences(occurrences);
|
|
}
|
|
|
|
timerId = undefined;
|
|
}, delay || 811);
|
|
}
|
|
|
|
process(1);
|
|
}
|
|
|
|
window.onload = function () {
|
|
'use strict';
|
|
|
|
try {
|
|
require(['custom/editor'], function (editor) {
|
|
window.editor = editor({ parent: 'editor', lang: 'js' });
|
|
window.editor.onGotoLine(3, 0);
|
|
window.editor.getTextView().getModel().addEventListener("Changed", collectRegex);
|
|
collectRegex();
|
|
});
|
|
} catch (e) {
|
|
}
|
|
};
|