Adding warnings for non-standard escape sequence usage
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@ -1,4 +1,5 @@
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import javascript from 'src/js/parser/javascript/parser.js';
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import Node from 'src/js/parser/javascript/node.js';
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import util from 'src/js/util.js';
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import _ from 'lodash';
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import Snap from 'snapsvg';
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@ -49,6 +50,14 @@ describe('parser/javascript/charset.js', function() {
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});
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});
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it('adds a warning for character sets the contain non-standard escapes', function() {
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var node;
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Node.state = { warnings: [] };
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node = new javascript.Parser('[\\c]').__consume__charset();
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expect(node.state.warnings).toEqual(['The character set "[\\c]" contains the \\c escape followed by a character other than A-Z. This can lead to different behavior depending on browser. The representation here is the most common interpretation.']);
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});
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describe('_anchor property', function() {
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it('calculates the anchor based on the partContainer', function() {
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@ -119,4 +119,13 @@ describe('parser/javascript.js', function() {
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});
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describe('warnings property', function() {
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it('returns the content of the warnings state variable', function() {
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this.parser.state.warnings.push('example');
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expect(this.parser.warnings).toEqual(['example']);
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});
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});
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});
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@ -11,6 +11,7 @@ describe('regexper.js', function() {
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this.root.innerHTML = [
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'<form id="regexp-form" action="/"><input type="text" id="regexp-input" /></form>',
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'<div id="error"></div>',
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'<ul id="warnings"></ul>',
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'<div><a href="#" data-glyph="link-intact"></a></div>',
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'<div><a href="#" data-glyph="data-transfer-download"></a></div>',
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'<div id="progress"><div></div></div>',
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@ -355,6 +356,15 @@ describe('regexper.js', function() {
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});
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describe('#displayWarnings', function() {
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it('adds a list item for each warning', function() {
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this.regexper.displayWarnings(['warning 1', 'warning 2']);
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expect(this.regexper.warnings.innerHTML).toEqual('<li class="oi with-text" data-glyph="warning">warning 1</li><li class="oi with-text" data-glyph="warning">warning 2</li>');
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});
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});
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describe('#renderRegexp', function() {
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beforeEach(function() {
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@ -366,6 +376,7 @@ describe('regexper.js', function() {
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spyOn(this.regexper, '_trackEvent');
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spyOn(this.regexper, 'updateLinks');
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spyOn(this.regexper, 'displayWarnings');
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this.regexper.renderRegexp('example expression');
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});
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@ -440,6 +451,10 @@ describe('regexper.js', function() {
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expect(this.regexper.updateLinks).toHaveBeenCalled();
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});
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it('displays the warnings', function() {
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expect(this.regexper.displayWarnings).toHaveBeenCalled();
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});
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it('tracks the complete render', function() {
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expect(this.regexper._trackEvent).toHaveBeenCalledWith('visualization', 'complete');
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});
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@ -24,6 +24,8 @@
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<div id="error"></div>
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<ul id="warnings"></ul>
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<!-- NOTE: Do not put anything in #regexp-render other than the <svg> element -->
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<div id="regexp-render">
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<svg xmlns="http://www.w3.org/2000/svg" version="1.1"></svg>
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@ -9,7 +9,8 @@ export default class Parser {
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groupCounter: 1,
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renderCounter: 0,
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maxCounter: 0,
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cancelRender: false
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cancelRender: false,
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warnings: []
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};
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}
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@ -58,4 +59,8 @@ export default class Parser {
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cancel() {
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this.state.cancelRender = true;
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}
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get warnings() {
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return this.state.warnings;
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}
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}
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@ -41,5 +41,9 @@ export default {
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this.elements = _.unique(this.properties.parts.elements, part => {
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return [part.type, part.textValue].join(':');
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});
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if (this.textValue.match(/\\c[^a-zA-Z]/)) {
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this.state.warnings.push(`The character set "${this.textValue}" contains the \\c escape followed by a character other than A-Z. This can lead to different behavior depending on browser. The representation here is the most common interpretation.`);
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}
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}
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};
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}
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@ -1,6 +1,7 @@
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import util from './util.js';
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import Parser from './parser/javascript.js';
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import Q from 'q';
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import _ from 'lodash';
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export default class Regexper {
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constructor(root) {
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@ -8,6 +9,7 @@ export default class Regexper {
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this.form = root.querySelector('#regexp-form');
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this.field = root.querySelector('#regexp-input');
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this.error = root.querySelector('#error');
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this.warnings = root.querySelector('#warnings');
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this.permalink = root.querySelector('a[data-glyph="link-intact"]');
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this.download = root.querySelector('a[data-glyph="data-transfer-download"]');
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this.percentage = root.querySelector('#progress div');
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@ -122,6 +124,12 @@ export default class Regexper {
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}
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}
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displayWarnings(warnings) {
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this.warnings.innerHTML = _.map(warnings, warning => {
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return `<li class="oi with-text" data-glyph="warning">${warning}</li>`;
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}).join('');
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}
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renderRegexp(expression) {
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if (this.runningParser) {
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let deferred = Q.defer();
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@ -154,6 +162,7 @@ export default class Regexper {
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.then(() => {
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this.state = 'has-results';
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this.updateLinks();
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this.displayWarnings(this.runningParser.warnings);
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this._trackEvent('visualization', 'complete');
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})
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.then(null, message => {
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@ -6,6 +6,7 @@ $light-gray: tint($gray, 25%);
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$tan: #cbcbba;
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$red: #b3151a;
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$blue: #dae9e5;
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$yellow: #f8ca00;
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$black: #000;
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$white: #fff;
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@ -383,6 +383,21 @@ header {
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}
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}
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#warnings {
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@include adjust-font-size-to($base-font-size, 1);
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font-weight: bold;
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background-color: $yellow;
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display: none;
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li {
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margin: rhythm(1/4);
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}
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body.has-results & {
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display: block;
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}
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}
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#regexp-render {
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background: $white;
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width: 100%;
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