diff options
Diffstat (limited to 'node_modules/babel-generator/lib/node')
| -rw-r--r-- | node_modules/babel-generator/lib/node/index.js | 146 | ||||
| -rw-r--r-- | node_modules/babel-generator/lib/node/parentheses.js | 170 | ||||
| -rw-r--r-- | node_modules/babel-generator/lib/node/whitespace.js | 151 |
3 files changed, 467 insertions, 0 deletions
diff --git a/node_modules/babel-generator/lib/node/index.js b/node_modules/babel-generator/lib/node/index.js new file mode 100644 index 0000000..be5d347 --- /dev/null +++ b/node_modules/babel-generator/lib/node/index.js @@ -0,0 +1,146 @@ +"use strict"; + +exports.__esModule = true; + +var _getIterator2 = require("babel-runtime/core-js/get-iterator"); + +var _getIterator3 = _interopRequireDefault(_getIterator2); + +var _keys = require("babel-runtime/core-js/object/keys"); + +var _keys2 = _interopRequireDefault(_keys); + +exports.needsWhitespace = needsWhitespace; +exports.needsWhitespaceBefore = needsWhitespaceBefore; +exports.needsWhitespaceAfter = needsWhitespaceAfter; +exports.needsParens = needsParens; + +var _whitespace = require("./whitespace"); + +var _whitespace2 = _interopRequireDefault(_whitespace); + +var _parentheses = require("./parentheses"); + +var parens = _interopRequireWildcard(_parentheses); + +var _babelTypes = require("babel-types"); + +var t = _interopRequireWildcard(_babelTypes); + +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; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function expandAliases(obj) { + var newObj = {}; + + function add(type, func) { + var fn = newObj[type]; + newObj[type] = fn ? function (node, parent, stack) { + var result = fn(node, parent, stack); + + return result == null ? func(node, parent, stack) : result; + } : func; + } + + for (var _iterator = (0, _keys2.default)(obj), _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : (0, _getIterator3.default)(_iterator);;) { + var _ref; + + if (_isArray) { + if (_i >= _iterator.length) break; + _ref = _iterator[_i++]; + } else { + _i = _iterator.next(); + if (_i.done) break; + _ref = _i.value; + } + + var type = _ref; + + + var aliases = t.FLIPPED_ALIAS_KEYS[type]; + if (aliases) { + for (var _iterator2 = aliases, _isArray2 = Array.isArray(_iterator2), _i2 = 0, _iterator2 = _isArray2 ? _iterator2 : (0, _getIterator3.default)(_iterator2);;) { + var _ref2; + + if (_isArray2) { + if (_i2 >= _iterator2.length) break; + _ref2 = _iterator2[_i2++]; + } else { + _i2 = _iterator2.next(); + if (_i2.done) break; + _ref2 = _i2.value; + } + + var alias = _ref2; + + add(alias, obj[type]); + } + } else { + add(type, obj[type]); + } + } + + return newObj; +} + +var expandedParens = expandAliases(parens); +var expandedWhitespaceNodes = expandAliases(_whitespace2.default.nodes); +var expandedWhitespaceList = expandAliases(_whitespace2.default.list); + +function find(obj, node, parent, printStack) { + var 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; + } + + var linesInfo = find(expandedWhitespaceNodes, node, parent); + + if (!linesInfo) { + var items = find(expandedWhitespaceList, node, parent); + if (items) { + for (var i = 0; i < items.length; i++) { + linesInfo = needsWhitespace(items[i], node, type); + if (linesInfo) break; + } + } + } + + return linesInfo && linesInfo[type] || 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; + } + + return find(expandedParens, node, parent, printStack); +}
\ No newline at end of file diff --git a/node_modules/babel-generator/lib/node/parentheses.js b/node_modules/babel-generator/lib/node/parentheses.js new file mode 100644 index 0000000..471af71 --- /dev/null +++ b/node_modules/babel-generator/lib/node/parentheses.js @@ -0,0 +1,170 @@ +"use strict"; + +exports.__esModule = true; +exports.AwaitExpression = exports.FunctionTypeAnnotation = undefined; +exports.NullableTypeAnnotation = NullableTypeAnnotation; +exports.UpdateExpression = UpdateExpression; +exports.ObjectExpression = ObjectExpression; +exports.DoExpression = DoExpression; +exports.Binary = Binary; +exports.BinaryExpression = BinaryExpression; +exports.SequenceExpression = SequenceExpression; +exports.YieldExpression = YieldExpression; +exports.ClassExpression = ClassExpression; +exports.UnaryLike = UnaryLike; +exports.FunctionExpression = FunctionExpression; +exports.ArrowFunctionExpression = ArrowFunctionExpression; +exports.ConditionalExpression = ConditionalExpression; +exports.AssignmentExpression = AssignmentExpression; + +var _babelTypes = require("babel-types"); + +var t = _interopRequireWildcard(_babelTypes); + +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 PRECEDENCE = { + "||": 0, + "&&": 1, + "|": 2, + "^": 3, + "&": 4, + "==": 5, + "===": 5, + "!=": 5, + "!==": 5, + "<": 6, + ">": 6, + "<=": 6, + ">=": 6, + in: 6, + instanceof: 6, + ">>": 7, + "<<": 7, + ">>>": 7, + "+": 8, + "-": 8, + "*": 9, + "/": 9, + "%": 9, + "**": 10 +}; + +function NullableTypeAnnotation(node, parent) { + return t.isArrayTypeAnnotation(parent); +} + +exports.FunctionTypeAnnotation = NullableTypeAnnotation; +function UpdateExpression(node, parent) { + return t.isMemberExpression(parent) && parent.object === node; +} + +function ObjectExpression(node, parent, printStack) { + return isFirstInStatement(printStack, { considerArrow: true }); +} + +function DoExpression(node, parent, printStack) { + return isFirstInStatement(printStack); +} + +function Binary(node, parent) { + if ((t.isCallExpression(parent) || t.isNewExpression(parent)) && parent.callee === node || t.isUnaryLike(parent) || t.isMemberExpression(parent) && parent.object === node || t.isAwaitExpression(parent)) { + return true; + } + + if (t.isBinary(parent)) { + var parentOp = parent.operator; + var parentPos = PRECEDENCE[parentOp]; + + var nodeOp = node.operator; + var nodePos = PRECEDENCE[nodeOp]; + + if (parentPos === nodePos && parent.right === node && !t.isLogicalExpression(parent) || parentPos > nodePos) { + return true; + } + } + + return false; +} + +function BinaryExpression(node, parent) { + return node.operator === "in" && (t.isVariableDeclarator(parent) || t.isFor(parent)); +} + +function SequenceExpression(node, parent) { + + if (t.isForStatement(parent) || t.isThrowStatement(parent) || t.isReturnStatement(parent) || t.isIfStatement(parent) && parent.test === node || t.isWhileStatement(parent) && parent.test === node || t.isForInStatement(parent) && parent.right === node || t.isSwitchStatement(parent) && parent.discriminant === node || t.isExpressionStatement(parent) && parent.expression === node) { + return false; + } + + return true; +} + +function YieldExpression(node, parent) { + return t.isBinary(parent) || t.isUnaryLike(parent) || t.isCallExpression(parent) || t.isMemberExpression(parent) || t.isNewExpression(parent) || t.isConditionalExpression(parent) && node === parent.test; +} + +exports.AwaitExpression = YieldExpression; +function ClassExpression(node, parent, printStack) { + return isFirstInStatement(printStack, { considerDefaultExports: true }); +} + +function UnaryLike(node, parent) { + return t.isMemberExpression(parent, { object: node }) || t.isCallExpression(parent, { callee: node }) || t.isNewExpression(parent, { callee: node }); +} + +function FunctionExpression(node, parent, printStack) { + return isFirstInStatement(printStack, { considerDefaultExports: true }); +} + +function ArrowFunctionExpression(node, parent) { + if (t.isExportDeclaration(parent) || t.isBinaryExpression(parent) || t.isLogicalExpression(parent) || t.isUnaryExpression(parent) || t.isTaggedTemplateExpression(parent)) { + return true; + } + + return UnaryLike(node, parent); +} + +function ConditionalExpression(node, parent) { + if (t.isUnaryLike(parent) || t.isBinary(parent) || t.isConditionalExpression(parent, { test: node }) || t.isAwaitExpression(parent)) { + return true; + } + + return UnaryLike(node, parent); +} + +function AssignmentExpression(node) { + if (t.isObjectPattern(node.left)) { + return true; + } else { + return ConditionalExpression.apply(undefined, arguments); + } +} + +function isFirstInStatement(printStack) { + var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, + _ref$considerArrow = _ref.considerArrow, + considerArrow = _ref$considerArrow === undefined ? false : _ref$considerArrow, + _ref$considerDefaultE = _ref.considerDefaultExports, + considerDefaultExports = _ref$considerDefaultE === undefined ? false : _ref$considerDefaultE; + + var i = printStack.length - 1; + var node = printStack[i]; + i--; + var parent = printStack[i]; + while (i > 0) { + if (t.isExpressionStatement(parent, { expression: node }) || t.isTaggedTemplateExpression(parent) || considerDefaultExports && t.isExportDefaultDeclaration(parent, { declaration: node }) || considerArrow && t.isArrowFunctionExpression(parent, { body: node })) { + return true; + } + + if (t.isCallExpression(parent, { callee: node }) || t.isSequenceExpression(parent) && parent.expressions[0] === node || t.isMemberExpression(parent, { object: node }) || t.isConditional(parent, { test: node }) || t.isBinary(parent, { left: node }) || t.isAssignmentExpression(parent, { left: node })) { + node = parent; + i--; + parent = printStack[i]; + } else { + return false; + } + } + + return false; +}
\ No newline at end of file diff --git a/node_modules/babel-generator/lib/node/whitespace.js b/node_modules/babel-generator/lib/node/whitespace.js new file mode 100644 index 0000000..f39e755 --- /dev/null +++ b/node_modules/babel-generator/lib/node/whitespace.js @@ -0,0 +1,151 @@ +"use strict"; + +var _map = require("lodash/map"); + +var _map2 = _interopRequireDefault(_map); + +var _babelTypes = require("babel-types"); + +var t = _interopRequireWildcard(_babelTypes); + +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; } } + +function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } + +function crawl(node) { + var state = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; + + if (t.isMemberExpression(node)) { + crawl(node.object, state); + if (node.computed) crawl(node.property, state); + } else if (t.isBinary(node) || t.isAssignmentExpression(node)) { + crawl(node.left, state); + crawl(node.right, state); + } else if (t.isCallExpression(node)) { + state.hasCall = true; + crawl(node.callee, state); + } else if (t.isFunction(node)) { + state.hasFunction = true; + } else if (t.isIdentifier(node)) { + state.hasHelper = state.hasHelper || isHelper(node.callee); + } + + return state; +} + +function isHelper(node) { + if (t.isMemberExpression(node)) { + return isHelper(node.object) || isHelper(node.property); + } else if (t.isIdentifier(node)) { + return node.name === "require" || node.name[0] === "_"; + } else if (t.isCallExpression(node)) { + return isHelper(node.callee); + } else if (t.isBinary(node) || t.isAssignmentExpression(node)) { + return t.isIdentifier(node.left) && isHelper(node.left) || isHelper(node.right); + } else { + return false; + } +} + +function isType(node) { + return t.isLiteral(node) || t.isObjectExpression(node) || t.isArrayExpression(node) || t.isIdentifier(node) || t.isMemberExpression(node); +} + +exports.nodes = { + AssignmentExpression: function AssignmentExpression(node) { + var state = crawl(node.right); + if (state.hasCall && state.hasHelper || state.hasFunction) { + return { + before: state.hasFunction, + after: true + }; + } + }, + SwitchCase: function SwitchCase(node, parent) { + return { + before: node.consequent.length || parent.cases[0] === node + }; + }, + LogicalExpression: function LogicalExpression(node) { + if (t.isFunction(node.left) || t.isFunction(node.right)) { + return { + after: true + }; + } + }, + Literal: function Literal(node) { + if (node.value === "use strict") { + return { + after: true + }; + } + }, + CallExpression: function CallExpression(node) { + if (t.isFunction(node.callee) || isHelper(node)) { + return { + before: true, + after: true + }; + } + }, + VariableDeclaration: function VariableDeclaration(node) { + for (var i = 0; i < node.declarations.length; i++) { + var declar = node.declarations[i]; + + var enabled = isHelper(declar.id) && !isType(declar.init); + if (!enabled) { + var state = crawl(declar.init); + enabled = isHelper(declar.init) && state.hasCall || state.hasFunction; + } + + if (enabled) { + return { + before: true, + after: true + }; + } + } + }, + IfStatement: function IfStatement(node) { + if (t.isBlockStatement(node.consequent)) { + return { + before: true, + after: true + }; + } + } +}; + +exports.nodes.ObjectProperty = exports.nodes.ObjectTypeProperty = exports.nodes.ObjectMethod = exports.nodes.SpreadProperty = function (node, parent) { + if (parent.properties[0] === node) { + return { + before: true + }; + } +}; + +exports.list = { + VariableDeclaration: function VariableDeclaration(node) { + return (0, _map2.default)(node.declarations, "init"); + }, + ArrayExpression: function ArrayExpression(node) { + return node.elements; + }, + ObjectExpression: function ObjectExpression(node) { + return node.properties; + } +}; + +[["Function", true], ["Class", true], ["Loop", true], ["LabeledStatement", true], ["SwitchStatement", true], ["TryStatement", true]].forEach(function (_ref) { + var type = _ref[0], + amounts = _ref[1]; + + if (typeof amounts === "boolean") { + amounts = { after: amounts, before: amounts }; + } + [type].concat(t.FLIPPED_ALIAS_KEYS[type] || []).forEach(function (type) { + exports.nodes[type] = function () { + return amounts; + }; + }); +});
\ No newline at end of file |