@loadable/babel-plugin/lib/properties/resolve.js

Babel plugin for loadable (required for SSR).

"use strict";

exports.__esModule = true;
exports.default = resolveProperty;

var _util = require("../util");

function resolveProperty({
  types: t,
  template
}) {
  const buildStatements = template`
    if (require.resolveWeak) {
      return require.resolveWeak(ID)
    }

    return eval('require.resolve')(ID)
  `;

  function getCallValue(callPath) {
    const importArg = (0, _util.getImportArg)(callPath);

    if (importArg.isTemplateLiteral()) {
      return t.templateLiteral(importArg.node.quasis, importArg.node.expressions);
    }

    if (importArg.isBinaryExpression()) {
      return t.BinaryExpression(importArg.node.operator, importArg.node.left, importArg.node.right);
    }

    return t.stringLiteral(importArg.node.value);
  }

  return ({
    callPath,
    funcPath
  }) => t.objectMethod('method', t.identifier('resolve'), funcPath.node.params, t.blockStatement(buildStatements({
    ID: getCallValue(callPath)
  })));
}