1 | "use strict";
|
---|
2 |
|
---|
3 | Object.defineProperty(exports, "__esModule", {
|
---|
4 | value: true
|
---|
5 | });
|
---|
6 | exports.nodes = void 0;
|
---|
7 | var _t = require("@babel/types");
|
---|
8 | const {
|
---|
9 | FLIPPED_ALIAS_KEYS,
|
---|
10 | isArrayExpression,
|
---|
11 | isAssignmentExpression,
|
---|
12 | isBinary,
|
---|
13 | isBlockStatement,
|
---|
14 | isCallExpression,
|
---|
15 | isFunction,
|
---|
16 | isIdentifier,
|
---|
17 | isLiteral,
|
---|
18 | isMemberExpression,
|
---|
19 | isObjectExpression,
|
---|
20 | isOptionalCallExpression,
|
---|
21 | isOptionalMemberExpression,
|
---|
22 | isStringLiteral
|
---|
23 | } = _t;
|
---|
24 | function crawlInternal(node, state) {
|
---|
25 | if (!node) return state;
|
---|
26 | if (isMemberExpression(node) || isOptionalMemberExpression(node)) {
|
---|
27 | crawlInternal(node.object, state);
|
---|
28 | if (node.computed) crawlInternal(node.property, state);
|
---|
29 | } else if (isBinary(node) || isAssignmentExpression(node)) {
|
---|
30 | crawlInternal(node.left, state);
|
---|
31 | crawlInternal(node.right, state);
|
---|
32 | } else if (isCallExpression(node) || isOptionalCallExpression(node)) {
|
---|
33 | state.hasCall = true;
|
---|
34 | crawlInternal(node.callee, state);
|
---|
35 | } else if (isFunction(node)) {
|
---|
36 | state.hasFunction = true;
|
---|
37 | } else if (isIdentifier(node)) {
|
---|
38 | state.hasHelper = state.hasHelper || node.callee && isHelper(node.callee);
|
---|
39 | }
|
---|
40 | return state;
|
---|
41 | }
|
---|
42 | function crawl(node) {
|
---|
43 | return crawlInternal(node, {
|
---|
44 | hasCall: false,
|
---|
45 | hasFunction: false,
|
---|
46 | hasHelper: false
|
---|
47 | });
|
---|
48 | }
|
---|
49 | function isHelper(node) {
|
---|
50 | if (!node) return false;
|
---|
51 | if (isMemberExpression(node)) {
|
---|
52 | return isHelper(node.object) || isHelper(node.property);
|
---|
53 | } else if (isIdentifier(node)) {
|
---|
54 | return node.name === "require" || node.name.charCodeAt(0) === 95;
|
---|
55 | } else if (isCallExpression(node)) {
|
---|
56 | return isHelper(node.callee);
|
---|
57 | } else if (isBinary(node) || isAssignmentExpression(node)) {
|
---|
58 | return isIdentifier(node.left) && isHelper(node.left) || isHelper(node.right);
|
---|
59 | } else {
|
---|
60 | return false;
|
---|
61 | }
|
---|
62 | }
|
---|
63 | function isType(node) {
|
---|
64 | return isLiteral(node) || isObjectExpression(node) || isArrayExpression(node) || isIdentifier(node) || isMemberExpression(node);
|
---|
65 | }
|
---|
66 | const nodes = exports.nodes = {
|
---|
67 | AssignmentExpression(node) {
|
---|
68 | const state = crawl(node.right);
|
---|
69 | if (state.hasCall && state.hasHelper || state.hasFunction) {
|
---|
70 | return state.hasFunction ? 1 | 2 : 2;
|
---|
71 | }
|
---|
72 | },
|
---|
73 | SwitchCase(node, parent) {
|
---|
74 | return (!!node.consequent.length || parent.cases[0] === node ? 1 : 0) | (!node.consequent.length && parent.cases[parent.cases.length - 1] === node ? 2 : 0);
|
---|
75 | },
|
---|
76 | LogicalExpression(node) {
|
---|
77 | if (isFunction(node.left) || isFunction(node.right)) {
|
---|
78 | return 2;
|
---|
79 | }
|
---|
80 | },
|
---|
81 | Literal(node) {
|
---|
82 | if (isStringLiteral(node) && node.value === "use strict") {
|
---|
83 | return 2;
|
---|
84 | }
|
---|
85 | },
|
---|
86 | CallExpression(node) {
|
---|
87 | if (isFunction(node.callee) || isHelper(node)) {
|
---|
88 | return 1 | 2;
|
---|
89 | }
|
---|
90 | },
|
---|
91 | OptionalCallExpression(node) {
|
---|
92 | if (isFunction(node.callee)) {
|
---|
93 | return 1 | 2;
|
---|
94 | }
|
---|
95 | },
|
---|
96 | VariableDeclaration(node) {
|
---|
97 | for (let i = 0; i < node.declarations.length; i++) {
|
---|
98 | const declar = node.declarations[i];
|
---|
99 | let enabled = isHelper(declar.id) && !isType(declar.init);
|
---|
100 | if (!enabled && declar.init) {
|
---|
101 | const state = crawl(declar.init);
|
---|
102 | enabled = isHelper(declar.init) && state.hasCall || state.hasFunction;
|
---|
103 | }
|
---|
104 | if (enabled) {
|
---|
105 | return 1 | 2;
|
---|
106 | }
|
---|
107 | }
|
---|
108 | },
|
---|
109 | IfStatement(node) {
|
---|
110 | if (isBlockStatement(node.consequent)) {
|
---|
111 | return 1 | 2;
|
---|
112 | }
|
---|
113 | }
|
---|
114 | };
|
---|
115 | nodes.ObjectProperty = nodes.ObjectTypeProperty = nodes.ObjectMethod = function (node, parent) {
|
---|
116 | if (parent.properties[0] === node) {
|
---|
117 | return 1;
|
---|
118 | }
|
---|
119 | };
|
---|
120 | nodes.ObjectTypeCallProperty = function (node, parent) {
|
---|
121 | var _parent$properties;
|
---|
122 | if (parent.callProperties[0] === node && !((_parent$properties = parent.properties) != null && _parent$properties.length)) {
|
---|
123 | return 1;
|
---|
124 | }
|
---|
125 | };
|
---|
126 | nodes.ObjectTypeIndexer = function (node, parent) {
|
---|
127 | var _parent$properties2, _parent$callPropertie;
|
---|
128 | if (parent.indexers[0] === node && !((_parent$properties2 = parent.properties) != null && _parent$properties2.length) && !((_parent$callPropertie = parent.callProperties) != null && _parent$callPropertie.length)) {
|
---|
129 | return 1;
|
---|
130 | }
|
---|
131 | };
|
---|
132 | nodes.ObjectTypeInternalSlot = function (node, parent) {
|
---|
133 | var _parent$properties3, _parent$callPropertie2, _parent$indexers;
|
---|
134 | if (parent.internalSlots[0] === node && !((_parent$properties3 = parent.properties) != null && _parent$properties3.length) && !((_parent$callPropertie2 = parent.callProperties) != null && _parent$callPropertie2.length) && !((_parent$indexers = parent.indexers) != null && _parent$indexers.length)) {
|
---|
135 | return 1;
|
---|
136 | }
|
---|
137 | };
|
---|
138 | [["Function", true], ["Class", true], ["Loop", true], ["LabeledStatement", true], ["SwitchStatement", true], ["TryStatement", true]].forEach(function ([type, amounts]) {
|
---|
139 | [type].concat(FLIPPED_ALIAS_KEYS[type] || []).forEach(function (type) {
|
---|
140 | const ret = amounts ? 1 | 2 : 0;
|
---|
141 | nodes[type] = () => ret;
|
---|
142 | });
|
---|
143 | });
|
---|
144 |
|
---|
145 | //# sourceMappingURL=whitespace.js.map
|
---|