Contents

// https://github.com/zenparsing/es-function-bind

"use strict";

exports.__esModule = true;
exports.CallExpression = CallExpression;
exports.BindExpression = BindExpression;

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj["default"] = obj; return newObj; } }

var _types = require("../../../types");

var t = _interopRequireWildcard(_types);

var metadata = {
  optional: true,
  stage: 0
};

exports.metadata = metadata;
function getTempId(scope) {
  var id = scope.path.getData("functionBind");
  if (id) return id;

  id = scope.generateDeclaredUidIdentifier("context");
  return scope.path.setData("functionBind", id);
}

function getStaticContext(bind, scope) {
  var object = bind.object || bind.callee.object;
  return scope.isStatic(object) && object;
}

function inferBindContext(bind, scope) {
  var staticContext = getStaticContext(bind, scope);
  if (staticContext) return staticContext;

  var tempId = getTempId(scope);
  if (bind.object) {
    bind.callee = t.sequenceExpression([t.assignmentExpression("=", tempId, bind.object), bind.callee]);
  } else {
    bind.callee.object = t.assignmentExpression("=", tempId, bind.callee.object);
  }
  return tempId;
}

function CallExpression(node, parent, scope, file) {
  var bind = node.callee;
  if (!t.isBindExpression(bind)) return;

  var context = inferBindContext(bind, scope);
  node.callee = t.memberExpression(bind.callee, t.identifier("call"));
  node.arguments.unshift(context);
}

function BindExpression(node, parent, scope, file) {
  var context = inferBindContext(node, scope);
  return t.callExpression(t.memberExpression(node.callee, t.identifier("bind")), [context]);
}

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
gulp_assets-1.0.0.pre.5	template/node_modules/babel-core/lib/babel/transformation/transformers/es7/function-bind.js
gulp_assets-1.0.0.pre.4	template/node_modules/babel-core/lib/babel/transformation/transformers/es7/function-bind.js
gulp_assets-1.0.0.pre.3	template/node_modules/babel-core/lib/babel/transformation/transformers/es7/function-bind.js