All files validateTemplate.js

100% Statements 22/22
100% Branches 30/30
100% Functions 3/3
100% Lines 16/16

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const semver = require('semver')
 
const validateTemplate = data => {
  const errors = []
 
  if (data.default && typeof data.default !== 'boolean') errors.push("'default' property must be a boolean")
 
  if (data.dependencies && typeof data.dependencies !== 'object')
    errors.push("'dependencies' property must be an object")
 
  if (data.dependencies && typeof data.dependencies === 'object' && Object.keys(data.dependencies).length > 0) {
    const isValidVersion = Object.values(data.dependencies).every(value => semver.validRange(value) !== null)
    if (!isValidVersion) errors.push("module version in 'dependencies' must be a semantic version")
  }
 
  if (data.devDependencies && typeof data.devDependencies !== 'object')
    errors.push("'devDependencies' property must be an object")
 
  if (
    data.devDependencies &&
    typeof data.devDependencies === 'object' &&
    Object.keys(data.devDependencies).length > 0
  ) {
    const isValidVersion = Object.values(data.devDependencies).every(value => semver.validRange(value) !== null)
    if (!isValidVersion) errors.push("module version in 'devDependencies' must be a semantic version")
  }
 
  if (data.files && typeof data.files !== 'object') errors.push("'files' property must be an object")
 
  return {
    errors,
  }
}
 
export default validateTemplate