| 1 | var filter = require('./filter');
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| 2 |
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| 3 | function isValidString(val) {
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| 4 | return (val != null && val !== '');
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| 5 | }
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| 6 |
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| 7 | /**
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| 8 | * Joins strings with the specified separator inserted between each value.
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| 9 | * Null values and empty strings will be excluded.
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| 10 | */
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| 11 | function join(items, separator) {
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| 12 | separator = separator || '';
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| 13 | return filter(items, isValidString).join(separator);
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| 14 | }
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| 15 |
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| 16 | module.exports = join;
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| 17 |
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