@johnf/react-native-owl/lib/module/cli/config.js

Visual regression testing for React Native

"use strict";

import { promises as fs } from 'fs';
import Ajv from 'ajv';
export const validateSchema = config => {
  const configSchema = {
    type: 'object',
    properties: {
      ios: {
        type: 'object',
        properties: {
          workspace: {
            type: 'string',
            nullable: true
          },
          configuration: {
            type: 'string',
            nullable: true,
            default: 'Debug'
          },
          scheme: {
            type: 'string',
            nullable: true
          },
          buildCommand: {
            type: 'string',
            nullable: true
          },
          binaryPath: {
            type: 'string',
            nullable: true
          },
          device: {
            type: 'string'
          },
          quiet: {
            type: 'boolean',
            nullable: true
          }
        },
        required: ['device'],
        anyOf: [{
          required: ['workspace', 'scheme']
        }, {
          required: ['buildCommand', 'binaryPath']
        }],
        nullable: true,
        additionalProperties: false
      },
      android: {
        type: 'object',
        properties: {
          packageName: {
            type: 'string'
          },
          buildCommand: {
            type: 'string',
            nullable: true
          },
          buildType: {
            type: 'string',
            nullable: true,
            default: 'Release'
          },
          binaryPath: {
            type: 'string',
            nullable: true
          },
          quiet: {
            type: 'boolean',
            nullable: true
          }
        },
        required: ['packageName'],
        anyOf: [{
          required: []
        }, {
          required: ['buildCommand', 'binaryPath']
        }],
        nullable: true,
        additionalProperties: false
      },
      debug: {
        type: 'boolean',
        nullable: true,
        default: false
      },
      report: {
        type: 'boolean',
        nullable: true,
        default: true
      }
    },
    required: [],
    anyOf: [{
      required: ['ios']
    }, {
      required: ['android']
    }],
    additionalProperties: false
  };
  const ajv = new Ajv({
    useDefaults: true
  });
  const validate = ajv.compile(configSchema);
  return new Promise((resolve, reject) => {
    if (validate(config)) {
      resolve(config);
    } else {
      const errorMessage = validate.errors.map(err => `${err.schemaPath}: ${err.message}`).join(' ');
      reject(errorMessage);
    }
  });
};
export const readConfigFile = async configPath => {
  try {
    const configData = await fs.readFile(configPath, 'binary');
    const configString = Buffer.from(configData).toString();
    const parsedConfig = JSON.parse(configString);
    return parsedConfig;
  } catch (err) {
    throw new Error(`Could not load the config at ${configPath}. For an example see https://formidable.com/open-source/react-native-owl/docs/introduction/config-file/`);
  }
};
export const getConfig = async configPath => {
  const config = await readConfigFile(configPath);
  return await validateSchema(config);
};
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