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36 lines
752 B
Go
36 lines
752 B
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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)
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// Reverse return a new array with its elements reversed.
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// @param array (Array) - Target array.
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// @returns (Array) - A new array with its elements reversed.
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func Reverse(_ context.Context, args ...core.Value) (core.Value, error) {
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err := core.ValidateArgs(args, 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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err = core.ValidateType(args[0], core.ArrayType)
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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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size := int(arr.Length())
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result := values.NewArray(size)
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for i := size - 1; i >= 0; i-- {
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result.Push(arr.Get(values.NewInt(i)))
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}
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return result, nil
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}
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