env-prompt

<!doctype html> <html lang="en"> <head> <title>Code coverage report for lib/options.ts</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../prettify.css" /> <link rel="stylesheet" href="../base.css" /> <link rel="shortcut icon" type="image/x-icon" href="../favicon.png" /> <meta name="viewport" content="width=device-width, initial-scale=1" /> <style type='text/css'> .coverage-summary .sorter { background-image: url(../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1><a href="../index.html">All files</a> / <a href="index.html">lib</a> options.ts</h1> <div class='clearfix'> <div class='fl pad1y space-right2'> 99.03% Statements 102/103 </div> <div class='fl pad1y space-right2'> 97.87% Branches 46/47 </div> <div class='fl pad1y space-right2'> 100% Functions 19/19 </div> <div class='fl pad1y space-right2'> 100% Lines 73/73 </div> </div> Press n or j to go to the next uncovered block, b, p or k for the previous block. </div> <div 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18x 2x 2x     16x 7x 7x     9x 2x 2x     7x 6x 10x 6x   4x 4x     1x     6x 3x 3x     6x 84x 6x 20x 20x     26x 24x 16x 9x 13x   6x 6x   6x 20x 20x   20x 20x   10x 10x   10x 10x   10x 10x 10x   4x     6x 25x 25x   74x   20x 20x     25x     9x  </td><td class="text"><pre class="prettyprint lang-js">import { InvalidArgumentError, InvalidNewlineTypeError, MissingArgumentValueError } from "./env/error"   type RawArgument = string type ArgumentName = string type ArgumentValue = string | boolean type Argument = [ArgumentName, ArgumentValue] type ArgumentMap = Record<ArgumentName, ArgumentValue> type ProcessEnvVariable = [keyof NodeJS.ProcessEnv, NodeJS.ProcessEnv[keyof NodeJS.ProcessEnv]]   export enum NewlineType { unix = 'unix', windows = 'windows' }   export interface Options { distFilePath: string localFilePath: string prompts: boolean allowDuplicates: boolean newlineType: NewlineType }   const defaultOptions: Options = { distFilePath: '.env.dist', localFilePath: '.env', prompts: true, allowDuplicates: false, newlineType: NewlineType.unix }   export type ProcessDependencies = Pick<NodeJS.Process, 'argv' | 'env' | 'platform'>   export const getOptionsFromEnvironment = ({ argv, env, platform }: ProcessDependencies): Options => { const argumentMap = parseArguments(argv)   const isWindows = platform === 'win32' const newlineType: NewlineType = isWindows ? NewlineType.windows : NewlineType.unix   const cliOptions: Partial<Options> = {} const argumentList = Object.entries(argumentMap) argumentList.forEach((argument) => mapArgumentToOptions(argument, cliOptions))   const processEnvOptions: Partial<Options> = {} const processEnvVariableList = Object.entries(env) processEnvVariableList.forEach( (variable) => mapProcessEnvVariableToOptions(variable, processEnvOptions) )   return { ...defaultOptions, newlineType, ...processEnvOptions, ...cliOptions } }   const mapArgumentToOptions = ([name, value]: Argument, options: Partial<Options>) => { if (isDistFileArgument(name)) { options.distFilePath = String(value) return }   if (isLocalFileArgument(name)) { options.localFilePath = String(value) return }   if (isPromptsArgument(name)) { options.prompts = getBooleanFromArgumentValue(value) return }   if (isAllowDuplicatesArgument(name)) { options.allowDuplicates = getBooleanFromArgumentValue(value) return }   if (isNewlineTypeArgument(name)) { const validTypes = Object.values(NewlineType) const isValid = validTypes.find(type => type === value) if (!isValid) throw new InvalidNewlineTypeError()   options.newlineType = value as NewlineType return }   throw new InvalidArgumentError().setArgumentName(name) }   const mapProcessEnvVariableToOptions = ([name, value]: ProcessEnvVariable, options: Partial<Options>) => { const isContinuousIntegration = name === 'CI' && value === 'true' if (isContinuousIntegration) options.prompts = false }   const argumentNameAndInlineValueExpression = /^(--?\w+)(?:=(.*))?/ const isArgumentName = (value: RawArgument): boolean => argumentNameAndInlineValueExpression.test(value) const getArgumentNameAndInlineValue = (rawArgument: string): [string, string?] => { const [_, name, inlineValue] = argumentNameAndInlineValueExpression.exec(rawArgument) return [name, inlineValue] }   const isDistFileArgument = (name: string): boolean => name === '-d' || name === '--distFile' const isLocalFileArgument = (name: string): boolean => name === '-l' || name === '--localFile' const isPromptsArgument = (name: string): boolean => name === '-p' || name === '--prompts' const isAllowDuplicatesArgument = (name: string): boolean => name === '-a' || name === '--allowDuplicates' const isNewlineTypeArgument = (name: string): boolean => name === '-n' || name === '--newlineType'   const isArgumentValueRequired = (name: string): boolean => isDistFileArgument(name) || isLocalFileArgument(name) || isNewlineTypeArgument(name)   const getArgumentNameAndValue = (rawArguments: RawArgument[], i: number): Argument => { const rawArgument = rawArguments[i] const [name, inlineValue] = getArgumentNameAndInlineValue(rawArgument)   const hasInlineValue = typeof inlineValue !== 'undefined' if (hasInlineValue) return [name, inlineValue] const valueIndex = i + 1 const value = rawArguments[valueIndex]   const hasValue = !!value Iif (!hasValue && isArgumentValueRequired(name)) throw new MissingArgumentValueError().setName(name)   const isEndOfRawArguments = rawArguments.length === valueIndex const isValueAnArgumentName = isArgumentName(value) if (isEndOfRawArguments || isValueAnArgumentName) return [name, true]   return [name, value] }   const parseArguments = (rawArguments: RawArgument[]): ArgumentMap => { const argumentMap: ArgumentMap = {} rawArguments .forEach((rawArgument: RawArgument, i: number) => { if (!isArgumentName(rawArgument)) return const [argumentName, argumentValue] = getArgumentNameAndValue(rawArguments, i) argumentMap[argumentName] = argumentValue })   return argumentMap }   const getBooleanFromArgumentValue = (value: ArgumentValue): boolean => value === 'false' ? false : true  </pre></td></tr></table></pre> <div class='push'></div> </div> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Sat Sep 11 2021 15:59:45 GMT-0400 (Eastern Daylight Time) </div> </div> <script src="../prettify.js"></script> <script> window.onload = function () { prettyPrint(); }; </script> <script src="../sorter.js"></script> <script src="../block-navigation.js"></script> </body> </html>