mirror of
https://github.com/MontFerret/ferret.git
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1af8b37a0f
* New type system * Fixed dot notation for HTML elements
48 lines
1.0 KiB
Go
48 lines
1.0 KiB
Go
package arrays
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import (
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"context"
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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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// RemoveNth returns a new array without an element by a given position.
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// @param array (Array) - Source array.
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// @param position (Int) - Target element position.
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// @return (Array) - A new array without an element by a given position.
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func RemoveNth(_ context.Context, args ...core.Value) (core.Value, error) {
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err := core.ValidateArgs(args, 2, 2)
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if err != nil {
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return values.None, err
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}
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err = core.ValidateType(args[0], types.Array)
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if err != nil {
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return values.None, err
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}
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err = core.ValidateType(args[1], types.Int)
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if err != nil {
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return values.None, err
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}
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arr := args[0].(*values.Array)
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index := int(args[1].(values.Int))
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result := values.NewArray(int(arr.Length() - 1))
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arr.ForEach(func(value core.Value, idx int) bool {
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if idx != index {
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result.Push(value)
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}
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return true
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})
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return result, nil
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}
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