See https://b.tvl.fyi/issues/409 for details. Change-Id: Ibb54fab7a78e0e5f708c2a7dc8bb26ac0b2b4689 Signed-off-by: Armin Schlegel <a.schlegel@gridx.de> Reviewed-on: https://cl.tvl.fyi/c/depot/+/11972 Tested-by: BuildkiteCI Reviewed-by: tazjin <tazjin@tvl.su>
		
			
				
	
	
		
			74 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			74 lines
		
	
	
	
		
			1.8 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
// Copyright (C) 2016-2019  Vincent Ambo <mail@tazj.in>
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//
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// This file is part of Kontemplate.
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//
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// Kontemplate is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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package util
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import (
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	"io/ioutil"
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	"github.com/ghodss/yaml"
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)
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// Filenames excluded from templating for the purpose of containing default variable values inside a resource set.
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var DefaultFilenames []string = []string{"default.yml", "default.yaml", "default.json"}
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// Merges two maps together. Values from the second map override values in the first map.
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// The returned map is new if anything was changed.
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func Merge(in1 *map[string]interface{}, in2 *map[string]interface{}) *map[string]interface{} {
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	if in1 == nil || len(*in1) == 0 {
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		return in2
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	}
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	if in2 == nil || len(*in2) == 0 {
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		return in1
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	}
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	// The maps are map[string]interface{} with unknown depth.
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	// Loop over both maps into every level and merge them.
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	new := make(map[string]interface{})
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	for k, v := range *in1 {
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		new[k] = v
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	}
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	for k, v := range *in2 {
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		if existing, ok := new[k]; ok {
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			// If both values are maps, merge them recursively
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			if existingMap, ok := existing.(map[string]interface{}); ok {
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				if newMap, ok := v.(map[string]interface{}); ok {
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					new[k] = *Merge(&existingMap, &newMap)
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				} else {
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					new[k] = v
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				}
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			} else {
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				new[k] = v
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			}
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		} else {
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			new[k] = v
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		}
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	}
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	return &new
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}
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// Loads either a YAML or JSON file from the specified path and
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// deserialises it into the provided interface.
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func LoadData(filename string, addr interface{}) error {
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	file, err := ioutil.ReadFile(filename)
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	if err != nil {
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		return err
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	}
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	err = yaml.Unmarshal(file, addr)
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	if err != nil {
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		return err
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	}
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	return nil
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}
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