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Last change
on this file since 76712b2 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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-
Property mode
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100644
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File size:
587 bytes
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| 1 | var utils = require('../utils');
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| 2 |
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| 3 | /**
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| 4 | * Return length of the given `expr`.
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| 5 | *
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| 6 | * @param {Expression} expr
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| 7 | * @return {Unit}
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| 8 | * @api public
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| 9 | */
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| 10 |
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| 11 | (module.exports = function length(expr){
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| 12 | if (expr) {
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| 13 | if (expr.nodes) {
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| 14 | var nodes = utils.unwrap(expr).nodes;
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| 15 | if (1 == nodes.length && 'object' == nodes[0].nodeName) {
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| 16 | return nodes[0].length;
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| 17 | } else if (1 == nodes.length && 'string' == nodes[0].nodeName) {
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| 18 | return nodes[0].val.length;
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| 19 | } else {
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| 20 | return nodes.length;
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| 21 | }
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| 22 | } else {
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| 23 | return 1;
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| 24 | }
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| 25 | }
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| 26 | return 0;
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| 27 | }).raw = true;
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