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common/maps: Add Scratch.DeleteInMap
Add Scratch.DeleteInMap method. This method works similar to Scratch.SetInMap. It takes in two string parameters, key and mapKey and deletes the value mapped to mapKey in key Closes #8504
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3 changed files with 37 additions and 0 deletions
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@ -129,6 +129,17 @@ func (c *Scratch) SetInMap(key string, mapKey string, value interface{}) string
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return ""
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}
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// DeleteInMap deletes a value to a map with the given key in the Node context.
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func (c *Scratch) DeleteInMap(key string, mapKey string) string {
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c.mu.Lock()
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_, found := c.values[key]
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if found {
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delete(c.values[key].(map[string]interface{}), mapKey)
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}
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c.mu.Unlock()
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return ""
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}
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// GetSortedMapValues returns a sorted map previously filled with SetInMap.
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func (c *Scratch) GetSortedMapValues(key string) interface{} {
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c.mu.RLock()
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@ -188,6 +188,20 @@ func TestScratchSetInMap(t *testing.T) {
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c.Assert(scratch.GetSortedMapValues("key"), qt.DeepEquals, []interface{}{0: "Abc (updated)", 1: "Def", 2: "Lux", 3: "Zyx"})
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}
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func TestScratchDeleteInMap(t *testing.T) {
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t.Parallel()
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c := qt.New(t)
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scratch := NewScratch()
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scratch.SetInMap("key", "lux", "Lux")
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scratch.SetInMap("key", "abc", "Abc")
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scratch.SetInMap("key", "zyx", "Zyx")
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scratch.DeleteInMap("key", "abc")
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scratch.SetInMap("key", "def", "Def")
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scratch.DeleteInMap("key", "lmn") // Do nothing
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c.Assert(scratch.GetSortedMapValues("key"), qt.DeepEquals, []interface{}{0: "Def", 1: "Lux", 2: "Zyx"})
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}
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func TestScratchGetSortedMapValues(t *testing.T) {
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t.Parallel()
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scratch := NewScratch()
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@ -97,6 +97,18 @@ Takes a `key`, `mapKey` and `value` and add a map of `mapKey` and `value` to the
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{{ .Scratch.Get "greetings" }} > map[french:Bonjour english:Hello]
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```
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#### .DeleteInMap
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Takes a `key` and `mapKey` and removes the map of `mapKey` from the given `key`.
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```go-html-template
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{{ .Scratch.SetInMap "greetings" "english" "Hello" }}
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{{ .Scratch.SetInMap "greetings" "french" "Bonjour" }}
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----
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{{ .Scratch.DeleteInMap "greetings" "english" }}
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----
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{{ .Scratch.Get "greetings" }} > map[french:Bonjour]
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```
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#### .GetSortedMapValues
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Returns array of values from `key` sorted by `mapKey`
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