| 1 | var _ = require('lodash');
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| 2 |
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| 3 | module.exports = function transformDIf(tree) {
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| 4 | tree = tree || [];
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| 5 |
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| 6 | var newTree = [];
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| 7 | var oldTree = tree.concat({});
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| 8 | var ifElseBlock = null;
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| 9 |
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| 10 | _.forEach(oldTree, function (node) {
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| 11 | var name = node.name;
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| 12 | var children = node.children;
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| 13 |
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| 14 | if (name !== 'd-else-if' && name !== 'd-else') {
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| 15 | if (ifElseBlock) {
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| 16 | newTree.push({
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| 17 | name: 'd-if',
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| 18 | children: ifElseBlock
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| 19 | });
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| 20 |
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| 21 | ifElseBlock = null;
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| 22 | }
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| 23 |
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| 24 | if (name === 'd-if') {
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| 25 | ifElseBlock = [node];
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| 26 | } else if (name) {
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| 27 | newTree.push(node);
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| 28 | }
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| 29 | } else {
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| 30 | (ifElseBlock || newTree).push(node);
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| 31 |
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| 32 | if (name === 'd-else' && ifElseBlock) {
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| 33 | newTree.push({
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| 34 | name: 'd-if',
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| 35 | children: ifElseBlock
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| 36 | });
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| 37 |
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| 38 | ifElseBlock = null;
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| 39 | }
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| 40 | }
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| 41 |
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| 42 | if (children) {
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| 43 | node.children = transformDIf(children);
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| 44 | }
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| 45 | });
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| 46 |
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| 47 | return newTree;
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| 48 | };
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