39 lines
779 B
Go
39 lines
779 B
Go
package variables
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import (
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"fmt"
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"strings"
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)
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// Flag a flag.Value implementation for parsing user variables
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// from the command-line in the format of '-var key=value', where value is
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// a type intended for use as a Terraform variable.
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type Flag map[string]interface{}
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func (v *Flag) String() string {
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return ""
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}
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func (v *Flag) Set(raw string) error {
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idx := strings.Index(raw, "=")
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if idx == -1 {
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return fmt.Errorf("No '=' value in arg: %s", raw)
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}
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key, input := raw[0:idx], raw[idx+1:]
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if key == "" {
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return fmt.Errorf("No key to left '=' in arg: %s", raw)
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}
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value, err := ParseInput(input)
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if err != nil {
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return err
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}
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// Trim the whitespace on the key
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key = strings.TrimSpace(key)
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*v = Merge(*v, map[string]interface{}{key: value})
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return nil
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}
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