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https://github.com/MontFerret/ferret.git
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809a51b217
* add pkg/stdlib/objects Length function * rename lenght.go -> length.go * fix tests according to other tests * add new tests to length tests * delete objects method Length * add objects method Has * add objects function Keys * small fixes in Keys and Has functions * change Has function * unit tests for Keys function
41 lines
768 B
Go
41 lines
768 B
Go
package objects
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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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/*
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* Returns the value stored by the given key.
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* @params (String) - The key name string.
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* @returns (Boolean) - True if the key exists else false.
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*/
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func Has(_ 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], core.ObjectType)
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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], core.StringType)
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if err != nil {
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return values.None, err
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}
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obj := args[0].(*values.Object)
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keyName := args[1].(values.String)
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_, has := obj.Get(keyName)
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return has, nil
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}
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