119 lines
2.3 KiB
Go
119 lines
2.3 KiB
Go
package sprig
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func get(d map[string]interface{}, key string) interface{} {
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if val, ok := d[key]; ok {
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return val
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}
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return ""
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}
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func set(d map[string]interface{}, key string, value interface{}) map[string]interface{} {
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d[key] = value
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return d
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}
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func unset(d map[string]interface{}, key string) map[string]interface{} {
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delete(d, key)
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return d
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}
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func hasKey(d map[string]interface{}, key string) bool {
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_, ok := d[key]
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return ok
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}
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func pluck(key string, d ...map[string]interface{}) []interface{} {
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res := []interface{}{}
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for _, dict := range d {
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if val, ok := dict[key]; ok {
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res = append(res, val)
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}
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}
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return res
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}
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func keys(dicts ...map[string]interface{}) []string {
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k := []string{}
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for _, dict := range dicts {
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for key := range dict {
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k = append(k, key)
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}
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}
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return k
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}
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func pick(dict map[string]interface{}, keys ...string) map[string]interface{} {
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res := map[string]interface{}{}
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for _, k := range keys {
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if v, ok := dict[k]; ok {
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res[k] = v
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}
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}
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return res
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}
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func omit(dict map[string]interface{}, keys ...string) map[string]interface{} {
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res := map[string]interface{}{}
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omit := make(map[string]bool, len(keys))
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for _, k := range keys {
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omit[k] = true
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}
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for k, v := range dict {
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if _, ok := omit[k]; !ok {
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res[k] = v
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}
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}
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return res
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}
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func dict(v ...interface{}) map[string]interface{} {
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dict := map[string]interface{}{}
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lenv := len(v)
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for i := 0; i < lenv; i += 2 {
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key := strval(v[i])
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if i+1 >= lenv {
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dict[key] = ""
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continue
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}
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dict[key] = v[i+1]
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}
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return dict
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}
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func values(dict map[string]interface{}) []interface{} {
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values := []interface{}{}
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for _, value := range dict {
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values = append(values, value)
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}
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return values
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}
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func dig(ps ...interface{}) (interface{}, error) {
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if len(ps) < 3 {
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panic("dig needs at least three arguments")
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}
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dict := ps[len(ps)-1].(map[string]interface{})
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def := ps[len(ps)-2]
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ks := make([]string, len(ps)-2)
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for i := 0; i < len(ks); i++ {
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ks[i] = ps[i].(string)
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}
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return digFromDict(dict, def, ks)
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}
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func digFromDict(dict map[string]interface{}, d interface{}, ks []string) (interface{}, error) {
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k, ns := ks[0], ks[1:len(ks)]
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step, has := dict[k]
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if !has {
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return d, nil
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}
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if len(ns) == 0 {
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return step, nil
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}
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return digFromDict(step.(map[string]interface{}), d, ns)
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}
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