1 | var newElement = require("./new-element");
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2 | var select = require('./select');
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3 |
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4 | module.exports = {
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5 | add: withChildren(add),
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6 | addAfter: withChildren(addAfter),
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7 | addBefore: withChildren(addBefore),
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8 | insert: insert,
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9 | replace: replace,
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10 | remove: remove
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11 | };
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12 |
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13 | function add (parent, child, vars) {
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14 | select(parent).appendChild(newElement(child, vars));
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15 | }
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16 |
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17 | function addAfter (parent, child/*[, vars], reference */) {
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18 | var ref = select(arguments[arguments.length - 1], parent).nextSibling;
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19 | var vars = arguments.length > 3 ? arguments[2] : undefined;
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20 |
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21 | if (ref == null) {
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22 | return add(parent, child, vars);
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23 | }
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24 |
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25 | addBefore(parent, child, vars, ref);
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26 | }
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27 |
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28 | function addBefore (parent, child/*[, vars], reference */) {
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29 | var ref = arguments[arguments.length - 1];
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30 | var vars = arguments.length > 3 ? arguments[2] : undefined;
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31 | select(parent).insertBefore(newElement(child, vars), select(ref, parent));
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32 | }
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33 |
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34 | function insert (element /*[,vars], parent */) {
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35 | var parent = arguments[arguments.length - 1];
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36 | var vars = arguments.length > 2 ? arguments[1] : undefined;
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37 |
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38 | add(select(parent), element, vars);
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39 | }
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40 |
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41 | function replace (parent, target, repl, vars) {
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42 | select(parent).replaceChild(select(newElement(repl, vars)), select(target, parent));
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43 | }
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44 |
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45 | function remove (element, child) {
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46 | var i, all;
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47 |
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48 | if (arguments.length == 1 && typeof element != 'string') {
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49 | return element.parentNode.removeChild(element);
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50 | }
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51 |
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52 | all = arguments.length > 1 ? select.all(child, element) : select.all(element);
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53 | i = all.length;
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54 |
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55 | while (i--) {
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56 | all[i].parentNode.removeChild(all[i]);
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57 | }
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58 |
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59 | }
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60 |
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61 | function withChildren (fn) {
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62 | return function (_, children) {
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63 | if (!Array.isArray(children)) children = [children];
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64 |
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65 | var i = -1;
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66 | var len = children.length;
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67 | var params = Array.prototype.slice.call(arguments);
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68 |
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69 | while (++i < len) {
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70 | params[1] = children[i];
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71 | fn.apply(undefined, params);
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72 | }
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73 | };
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74 | }
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