forked from Open-CT/openct-tasks
69 lines
2.6 KiB
JavaScript
69 lines
2.6 KiB
JavaScript
/*
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* The MIT License
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*
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* Copyright 2011 Greg.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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function formatLRClosureTable(lrClosureTable) {
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var result = "<table border=\"1\">";
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result += "<thead><tr><th colspan=\"4\">" + Item.prototype.grammarType + " closure table</th></tr><tr><th>Goto</th><th>Kernel</th><th>State</th><th>Closure</th></tr></thead>";
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result += "<tbody id=\"lrClosureTableRows\">";
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var kernel0 = lrClosureTable.kernels[0];
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result += "<tr><td></td><td>{" + formatItems(kernel0.items) +
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"}</td><td style=\"color: blue;\">" + 0 + "</td><td>{" + formatItems(kernel0.closure) + "}</td></tr>";
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var done = [0];
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for (var i in lrClosureTable.kernels) {
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var kernel = lrClosureTable.kernels[i];
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for (var j in kernel.keys) {
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var key = kernel.keys[j];
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var targetKernel = lrClosureTable.kernels[kernel.gotos[key]];
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result += "<tr><td>goto(" + kernel.index + ", " + key + ")</td><td>{" + formatItems(targetKernel.items) +
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"}</td><td style=\"color: blue;\">" + targetKernel.index + "</td><td>" +
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(isElement(targetKernel.index, done) ? " " : "{" + formatItems(targetKernel.closure) + "}") +
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"</td></tr>";
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addUnique(targetKernel.index, done);
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}
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}
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result += "</tbody>";
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result += "</table>";
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return result;
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}
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function formatItems(items) {
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var formattedItems = [];
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for (var i in items) {
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var item = items[i];
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var itemIsFinal = item.dotIndex == item.rule.development.length || EPSILON == item.rule.development[0];
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formattedItems.push(itemIsFinal ? "<span style=\"color: green;\">" + item + "</span>" : item);
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}
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return formattedItems.join('; ');
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}
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