v6

node_modules/@babel/generator/lib/node/index.js

@@ -0,0 +1,120 @@
+"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"));
+
+function t() {
+  const data = _interopRequireWildcard(require("@babel/types"));
+
+  t = function () {
+    return data;
+  };
+
+  return data;
+}
+
+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);
+}