Function create

tools/eslint-rules/crypto-check.js:24–123

(context)

    fixable: 'code',
  },
  create(context) {
    const missingCheckNodes = [];
    const requireNodes = [];
    let commonModuleNode = null;
    let hasSkipCall = false;

    function testCryptoUsage(node) {
      if (utils.isRequired(node, requireModules) ||
          utils.isBinding(node, bindingModules)) {
        requireNodes.push(node);
      }

      if (utils.isCommonModule(node)) {
        commonModuleNode = node;
      }
    }

    function testIfStatement(node) {
      if (node.test.argument === undefined) {
        return;
      }
      if (isCryptoCheck(node.test.argument)) {
        checkCryptoCall(node);
      }
    }

    function isCryptoCheck(node) {
      return utils.usesCommonProperty(node, ['hasCrypto', 'hasFipsCrypto']);
    }

    function checkCryptoCall(node) {
      if (utils.inSkipBlock(node)) {
        hasSkipCall = true;
      } else {
        missingCheckNodes.push(node);
      }
    }

    function testMemberExpression(node) {
      if (isCryptoCheck(node)) {
        checkCryptoCall(node);
      }
    }

    function reportIfMissingCheck() {
      if (hasSkipCall) {
        // There is a skip, which is good, but verify that the require() calls
        // in question come after at least one check.
        if (missingCheckNodes.length > 0) {
          requireNodes.forEach((requireNode) => {
            const beforeAllChecks = missingCheckNodes.every((checkNode) => {
              return requireNode.range[0] < checkNode.range[0];
            });

            if (beforeAllChecks) {
              context.report({
                node: requireNode,
                message: msg,