@platformos/pos-cli/gui/graphql/node_modules/codemirror-graphql/variables/mode.js

Manage your platformOS application

"use strict";

var _codemirror = _interopRequireDefault(require("codemirror"));

var _graphqlLanguageServiceParser = require("graphql-language-service-parser");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**
 *  Copyright (c) 2019 GraphQL Contributors
 *  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.
 */

/**
 * This mode defines JSON, but provides a data-laden parser state to enable
 * better code intelligence.
 */
_codemirror.default.defineMode('graphql-variables', config => {
  const parser = (0, _graphqlLanguageServiceParser.onlineParser)({
    eatWhitespace: stream => stream.eatSpace(),
    lexRules: LexRules,
    parseRules: ParseRules,
    editorConfig: {
      tabSize: config.tabSize
    }
  });
  return {
    config,
    startState: parser.startState,
    token: parser.token,
    indent,
    electricInput: /^\s*[}\]]/,
    fold: 'brace',
    closeBrackets: {
      pairs: '[]{}""',
      explode: '[]{}'
    }
  };
});

function indent(state, textAfter) {
  const levels = state.levels; // If there is no stack of levels, use the current level.
  // Otherwise, use the top level, pre-emptively dedenting for close braces.

  const level = !levels || levels.length === 0 ? state.indentLevel : levels[levels.length - 1] - (this.electricInput.test(textAfter) ? 1 : 0);
  return level * this.config.indentUnit;
}
/**
 * The lexer rules. These are exactly as described by the spec.
 */


const LexRules = {
  // All Punctuation used in JSON.
  Punctuation: /^\[|]|\{|\}|:|,/,
  // JSON Number.
  Number: /^-?(?:0|(?:[1-9][0-9]*))(?:\.[0-9]*)?(?:[eE][+-]?[0-9]+)?/,
  // JSON String.
  String: /^"(?:[^"\\]|\\(?:"|\/|\\|b|f|n|r|t|u[0-9a-fA-F]{4}))*"?/,
  // JSON literal keywords.
  Keyword: /^true|false|null/
};
/**
 * The parser rules for JSON.
 */

const ParseRules = {
  Document: [(0, _graphqlLanguageServiceParser.p)('{'), (0, _graphqlLanguageServiceParser.list)('Variable', (0, _graphqlLanguageServiceParser.opt)((0, _graphqlLanguageServiceParser.p)(','))), (0, _graphqlLanguageServiceParser.p)('}')],
  Variable: [namedKey('variable'), (0, _graphqlLanguageServiceParser.p)(':'), 'Value'],

  Value(token) {
    switch (token.kind) {
      case 'Number':
        return 'NumberValue';

      case 'String':
        return 'StringValue';

      case 'Punctuation':
        switch (token.value) {
          case '[':
            return 'ListValue';

          case '{':
            return 'ObjectValue';
        }

        return null;

      case 'Keyword':
        switch (token.value) {
          case 'true':
          case 'false':
            return 'BooleanValue';

          case 'null':
            return 'NullValue';
        }

        return null;
    }
  },

  NumberValue: [(0, _graphqlLanguageServiceParser.t)('Number', 'number')],
  StringValue: [(0, _graphqlLanguageServiceParser.t)('String', 'string')],
  BooleanValue: [(0, _graphqlLanguageServiceParser.t)('Keyword', 'builtin')],
  NullValue: [(0, _graphqlLanguageServiceParser.t)('Keyword', 'keyword')],
  ListValue: [(0, _graphqlLanguageServiceParser.p)('['), (0, _graphqlLanguageServiceParser.list)('Value', (0, _graphqlLanguageServiceParser.opt)((0, _graphqlLanguageServiceParser.p)(','))), (0, _graphqlLanguageServiceParser.p)(']')],
  ObjectValue: [(0, _graphqlLanguageServiceParser.p)('{'), (0, _graphqlLanguageServiceParser.list)('ObjectField', (0, _graphqlLanguageServiceParser.opt)((0, _graphqlLanguageServiceParser.p)(','))), (0, _graphqlLanguageServiceParser.p)('}')],
  ObjectField: [namedKey('attribute'), (0, _graphqlLanguageServiceParser.p)(':'), 'Value']
}; // A namedKey Token which will decorate the state with a `name`

function namedKey(style) {
  return {
    style,
    match: token => token.kind === 'String',

    update(state, token) {
      state.name = token.value.slice(1, -1); // Remove quotes.
    }

  };
}