mirror of
https://github.com/MontFerret/ferret.git
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37 lines
722 B
Go
37 lines
722 B
Go
package collections
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import (
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"context"
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"github.com/MontFerret/ferret/pkg/runtime/collections"
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"github.com/MontFerret/ferret/pkg/runtime/core"
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"github.com/MontFerret/ferret/pkg/runtime/values"
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"github.com/MontFerret/ferret/pkg/runtime/values/types"
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)
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func Length(_ context.Context, inputs ...core.Value) (core.Value, error) {
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err := core.ValidateArgs(inputs, 1, 1)
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if err != nil {
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return values.None, err
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}
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value := inputs[0]
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c, ok := value.(collections.Collection)
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if !ok {
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return values.None, core.TypeError(value.Type(),
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types.String,
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types.Array,
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types.Object,
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types.HTMLElement,
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types.HTMLDocument,
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types.Binary,
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core.NewType("Collection"),
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)
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}
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return c.Length(), nil
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}
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