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Fix the code and update tests that verify the new code works

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Signed-off-by: Milos Gajdos <milosthegajdos@gmail.com>
This commit is contained in:
Milos Gajdos 2023-07-17 22:40:32 +01:00
parent 916b94eb3a
commit 0cf87b1fd1
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2 changed files with 47 additions and 6 deletions
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12
configuration/parser.go
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@ -172,10 +172,18 @@ func (p *Parser) overwriteFields(v reflect.Value, fullpath string, path []string
panic("non-numeric index: " + path[0])
}
if idx >= v.Len() {
panic("Undefined index: " + path[0])
if idx > v.Len() {
panic("undefined index: " + path[0])
}
// if there is no element or the current slice length
// is the same as the indexed variable create a new element,
// append it and then set it to the passed in env var value.
if v.Len() == 0 || idx == v.Len() {
typ := v.Type().Elem()
elem := reflect.New(typ).Elem()
v.Set(reflect.Append(v, elem))
}
return p.overwriteFields(v.Index(idx), fullpath, path[1:], payload)
case reflect.Interface:
if v.NumMethod() == 0 {