mirror of
https://github.com/MontFerret/ferret.git
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24d8eedd4c
* Added release notes * #509 fixedOCOD typo * Updated values * Updated comments * Changed stdlib docs format * Changed format of array in docs * Use 'any' instead of 'value' in docs * New format for optional params * Updated docs for testing package * Added namespace information
51 lines
1.2 KiB
Go
51 lines
1.2 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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// POSITION returns a value indicating whether an element is contained in array. Optionally returns its position.
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// @param {Any[]} array - The source array.
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// @param {Any} value - The target value.
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// @param {Boolean} [position=False] - Boolean value which indicates whether to return item's position.
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// @return {Boolean | Int} - A value indicating whether an element is contained in array.
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func Position(_ context.Context, args ...core.Value) (core.Value, error) {
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err := core.ValidateArgs(args, 2, 3)
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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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arr := args[0].(*values.Array)
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el := args[1]
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retIdx := false
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if len(args) > 2 {
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err = core.ValidateType(args[2], types.Boolean)
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if err != nil {
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return values.None, err
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}
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retIdx = args[2].Compare(values.True) == 0
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}
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position := arr.IndexOf(el)
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if !retIdx {
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return values.NewBoolean(position > -1), nil
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}
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return position, nil
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}
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