@pwabuilder/manifest-validation

This package runs our validation tests against a Web Manifest. It can be used in both Node.js and the browser.

• Getting Started
• Methods
• Types

Getting Started

• Get a standard web manifest object as JSON. This can be done in any way you need and is a seperate concern from this package.
• Start by calling one of the methods below and passing in the manifest JSON from step two. Note that you will first need to import that method first
  • import { validateRequired } from 'manifest-validation';

Methods

• validateRequiredFields

  • This method will validate the manifest against the required fields.
  • Parameters:
    • manifest: The manifest to validate as a standard JSON object
  • Returns: An array of Validation that contains each field that failed validation
  • Usage Example:

  const result = validateRequiredFields(manifest);

• reportMissing

  • This method will find all of fields that are missing in the passed manifest
  • Parameters:
    • manifest: The manifest to validate as a standard JSON object
  • Returns: An array of string that contains each field that could not be found in the manifest
  • Usage Example: Same as the above method

• validateManifest

  • This method will validate the manifest against all fields and all issues
  • Parameters:
    • manifest: The manifest to validate as a standard JSON object
  • Returns: An array of Validation that contains each field that failed validation
  • Usage: Same as the above method

• validateSingleField

  • This method will validate the value in the web manifest agains the given field + value
    • field: TA member of your Web Manifest that you would like to validate, such as theme_color
    • value: The current value of the field passed in above
  • Returns: a Validation if it failed, true if passed and undefined if the field is not in the manifest
  • Usage:

    const result = validateSingleField("theme_color", "#ffffff");

Types

The following types are exported and can be used in your code by importing the desired type from the package.

// Represents the result of a validation test
interface Validation {
    infoString?: string;
    category: string;
    member: string;
    defaultValue?: string | any[];
    docsLink?: string;
    errorString?: string;
    quickFix: boolean;
    test?: Function;
    testName?: string;
}

// Represents a Web Manifest and includes all
// potential members
interface Manifest {
    ...
}