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02:47
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utils.ts ➔ extractDefaults   A

↳ Parent: src/utils.ts

Complexity

Conditions 2

Size

Total Lines 13
Code Lines 12

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
eloc 12
dl 0
loc 13
c 0
b 0
f 0
rs 9.8
cc 2
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import {readFileSync, unlink, exists} from "fs"
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import {promisify} from "util"
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import type { SchemaWithDefaultsAndExamples, DefaultsAndExamplesFromSchema } from "./ts-swiss.types"
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const {keys: $keys} = Object

            


            
                                                                                                            
                            
            
                                    
            
            

                
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, $exists = promisify(exists)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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, _unlink = promisify(unlink)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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export {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  regexpize,

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  extractDefaults,

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  readlineSync,

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  $exists,

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  $unlink

            


            
                                                                                                            
                            
            
                                    
            
            

                
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}

            


            
                                                                                                            
                            
            
                                    
            
            

                
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function regexpize(source: string|RegExp, flags = "") {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  return typeof source === "string"

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  ? new RegExp(source, flags)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  : source

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                                        
                            
            
                                    
            
            

                
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function extractDefaults<S extends SchemaWithDefaultsAndExamples>({properties}: S) {

            


            
                                                                        
                            
            
                                    
            
            

                
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  const keys: Array<keyof typeof properties> = $keys(properties)

            


            
                                                                        
                            
            
                                    
            
            

                
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  , {length} = keys

            


            
                                                                        
                            
            
                                    
            
            

                
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  , defaults: Partial<DefaultsAndExamplesFromSchema<S>> = {}

            


            
                                                                        
                            
            
                                    
            
            

                
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  for (let i = length; i--; ) {

            


            
                                                                        
                            
            
                                    
            
            

                
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    const key = keys[i]

            


            
                                                                        
                            
            
                                    
            
            

                
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    //@ts-ignore

            


            
                                                                        
                            
            
                                    
            
            

                
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    defaults[key] = properties[key].default

            


            
                                                                        
                            
            
                                    
            
            

                
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  }

            


            
                                                                        
                            
            
                                    
            
            

                
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  return defaults as DefaultsAndExamplesFromSchema<S>

            


            
                                                                                                            
                            
            
                                    
            
            

                
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}

            


            
                                                                                                            
                            
            
                                    
            
            

                
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//TODO replace with common

            


            
                                                                                                            
                            
            
                                    
            
            

                
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function readlineSync(path: string, splitter: string) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  return readFileSync(path).toString().split(splitter)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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}

            


            
                                                                                                            
                            
            
                                    
            
            

                
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function $unlink(source: Parameters<typeof _unlink>[0]) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  return $exists(source)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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  .then(ex => ex ? _unlink(source) : void 0)

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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}

            


            
                                                        
            
                                    
            
            

                
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