yhtml5-test/demo/node_modules/pretty-format/build/plugins/ReactTestComponent.js

A test framework for front-end projects

'use strict';



















const escapeHTML = require('./lib/escapeHTML'); /**
                                                 * Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
                                                 *
                                                 * This source code is licensed under the BSD-style license found in the
                                                 * LICENSE file in the root directory of this source tree. An additional grant
                                                 * of patent rights can be found in the PATENTS file in the same directory.
                                                 *
                                                 * 
                                                 */const reactTestInstance = Symbol.for('react.test.json');function printChildren(children, print, indent, colors,
opts)
{
  return children.
  map(child => printInstance(child, print, indent, colors, opts)).
  join(opts.edgeSpacing);
}

function printProps(props, print, indent, colors, opts) {
  return Object.keys(props).
  sort().
  map(name => {
    const prop = props[name];
    let printed = print(prop);

    if (typeof prop !== 'string') {
      if (printed.indexOf('\n') !== -1) {
        printed =
        '{' +
        opts.edgeSpacing +
        indent(indent(printed) + opts.edgeSpacing + '}');
      } else {
        printed = '{' + printed + '}';
      }
    }

    return (
      opts.spacing +
      indent(colors.prop.open + name + colors.prop.close + '=') +
      colors.value.open +
      printed +
      colors.value.close);

  }).
  join('');
}

function printInstance(instance, print, indent, colors, opts) {
  if (typeof instance == 'number') {
    return print(instance);
  } else if (typeof instance === 'string') {
    return colors.content.open + escapeHTML(instance) + colors.content.close;
  }

  let closeInNewLine = false;
  let result = colors.tag.open + '<' + instance.type + colors.tag.close;

  if (instance.props) {
    closeInNewLine = !!Object.keys(instance.props).length && !opts.min;
    result += printProps(instance.props, print, indent, colors, opts);
  }

  if (instance.children) {
    const children = printChildren(
    instance.children,
    print,
    indent,
    colors,
    opts);

    result +=
    colors.tag.open + (
    closeInNewLine ? '\n' : '') +
    '>' +
    colors.tag.close +
    opts.edgeSpacing +
    indent(children) +
    opts.edgeSpacing +
    colors.tag.open +
    '</' +
    instance.type +
    '>' +
    colors.tag.close;
  } else {
    result +=
    colors.tag.open + (closeInNewLine ? '\n' : ' ') + '/>' + colors.tag.close;
  }

  return result;
}

const print = (
val,
print,
indent,
opts,
colors) =>
printInstance(val, print, indent, colors, opts);

const test = object =>
object && object.$$typeof === reactTestInstance;

module.exports = { print, test };