rui_orig/params.go

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package rui
import "sort"
// Params defines a type of a parameters list
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type Params map[string]any
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// Get returns a value of the property with name defined by the argument. The type of return value depends
// on the property. If the property is not set then nil is returned.
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func (params Params) Get(tag string) any {
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return params.getRaw(tag)
}
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func (params Params) getRaw(tag string) any {
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if value, ok := params[tag]; ok {
return value
}
return nil
}
// Set sets the value (second argument) of the property with name defined by the first argument.
// Return "true" if the value has been set, in the opposite case "false" is returned and a description of an error is written to the log
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func (params Params) Set(tag string, value any) bool {
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params.setRaw(tag, value)
return true
}
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func (params Params) setRaw(tag string, value any) {
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if value != nil {
params[tag] = value
} else {
delete(params, tag)
}
}
// Remove removes the property with name defined by the argument from a map.
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func (params Params) Remove(tag string) {
delete(params, tag)
}
// Clear removes all properties from a map.
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func (params Params) Clear() {
for tag := range params {
delete(params, tag)
}
}
// AllTags returns a sorted slice of all properties.
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func (params Params) AllTags() []string {
tags := make([]string, 0, len(params))
for t := range params {
tags = append(tags, t)
}
sort.Strings(tags)
return tags
}