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22 lines
484 B
Go
22 lines
484 B
Go
package values
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import (
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"reflect"
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)
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// TODO Length is now only used by the "size" filter.
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// Maybe it should go somewhere else.
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// Length returns the length of a string or array. In keeping with Liquid semantics,
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// and contra Go, it does not return the size of a map.
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func Length(value interface{}) int {
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value = ToLiquid(value)
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ref := reflect.ValueOf(value)
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switch ref.Kind() {
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case reflect.Array, reflect.Slice, reflect.String:
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return ref.Len()
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default:
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return 0
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}
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}
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