nimma/cjs/codegen/fast-paths/all-parents.cjs

Scalable JSONPath engine.

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var builders = require('../ast/builders.cjs');
var emitCall = require('../templates/emit-call.cjs');
var sandbox = require('../templates/sandbox.cjs');
var consts = require('../tree/consts.cjs');

// covers:
// $..


const IS_OBJECT_IDENTIFIER = builders.identifier('isObject');
const IS_NOT_OBJECT_IF_STATEMENT = builders.ifStatement(
  builders.unaryExpression(
    '!',
    builders.callExpression(IS_OBJECT_IDENTIFIER, [sandbox.default.value]),
  ),
  builders.returnStatement(),
);

const EMIT_ROOT_CALL_EXPRESSION = emitCall.default(builders.stringLiteral('$..'), {
  keyed: false,
  parents: 0,
});

var allParents = (nodes, tree, ctx) => {
  if (nodes.length !== 1 || nodes[0].type !== 'AllParentExpression') {
    return false;
  }

  tree.addRuntimeDependency(IS_OBJECT_IDENTIFIER.name);

  tree.addTreeMethod(
    ctx.id,
    builders.blockStatement([
      IS_NOT_OBJECT_IF_STATEMENT,
      emitCall.default(ctx.id, ctx.iterator.modifiers),
    ]),
    consts.NEEDS_TRAVERSAL,
  );

  tree.body.push(EMIT_ROOT_CALL_EXPRESSION);

  return true;
};

exports.default = allParents;