| "use strict"; |
| |
| Object.defineProperty(exports, "__esModule", { |
| value: true |
| }); |
| exports.needsWhitespace = needsWhitespace; |
| exports.needsWhitespaceBefore = needsWhitespaceBefore; |
| exports.needsWhitespaceAfter = needsWhitespaceAfter; |
| exports.needsParens = needsParens; |
| |
| var whitespace = _interopRequireWildcard(require("./whitespace")); |
| |
| var parens = _interopRequireWildcard(require("./parentheses")); |
| |
| var t = _interopRequireWildcard(require("@babel/types")); |
| |
| function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; } |
| |
| function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; if (obj != null) { var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; } |
| |
| function expandAliases(obj) { |
| const newObj = {}; |
| |
| function add(type, func) { |
| const fn = newObj[type]; |
| newObj[type] = fn ? function (node, parent, stack) { |
| const result = fn(node, parent, stack); |
| return result == null ? func(node, parent, stack) : result; |
| } : func; |
| } |
| |
| for (const type of Object.keys(obj)) { |
| const aliases = t.FLIPPED_ALIAS_KEYS[type]; |
| |
| if (aliases) { |
| for (const alias of aliases) { |
| add(alias, obj[type]); |
| } |
| } else { |
| add(type, obj[type]); |
| } |
| } |
| |
| return newObj; |
| } |
| |
| const expandedParens = expandAliases(parens); |
| const expandedWhitespaceNodes = expandAliases(whitespace.nodes); |
| const expandedWhitespaceList = expandAliases(whitespace.list); |
| |
| function find(obj, node, parent, printStack) { |
| const fn = obj[node.type]; |
| return fn ? fn(node, parent, printStack) : null; |
| } |
| |
| function isOrHasCallExpression(node) { |
| if (t.isCallExpression(node)) { |
| return true; |
| } |
| |
| if (t.isMemberExpression(node)) { |
| return isOrHasCallExpression(node.object) || !node.computed && isOrHasCallExpression(node.property); |
| } else { |
| return false; |
| } |
| } |
| |
| function needsWhitespace(node, parent, type) { |
| if (!node) return 0; |
| |
| if (t.isExpressionStatement(node)) { |
| node = node.expression; |
| } |
| |
| let linesInfo = find(expandedWhitespaceNodes, node, parent); |
| |
| if (!linesInfo) { |
| const items = find(expandedWhitespaceList, node, parent); |
| |
| if (items) { |
| for (let i = 0; i < items.length; i++) { |
| linesInfo = needsWhitespace(items[i], node, type); |
| if (linesInfo) break; |
| } |
| } |
| } |
| |
| if (typeof linesInfo === "object" && linesInfo !== null) { |
| return linesInfo[type] || 0; |
| } |
| |
| return 0; |
| } |
| |
| function needsWhitespaceBefore(node, parent) { |
| return needsWhitespace(node, parent, "before"); |
| } |
| |
| function needsWhitespaceAfter(node, parent) { |
| return needsWhitespace(node, parent, "after"); |
| } |
| |
| function needsParens(node, parent, printStack) { |
| if (!parent) return false; |
| |
| if (t.isNewExpression(parent) && parent.callee === node) { |
| if (isOrHasCallExpression(node)) return true; |
| } |
| |
| if (t.isLogicalExpression(node) && parent.operator === "??") return true; |
| return find(expandedParens, node, parent, printStack); |
| } |