source: trip-planner-front/node_modules/@babel/helper-define-polyfill-provider/lib/visitors/usage.js@ fa375fe

Last change on this file since fa375fe was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 2.5 KB
Line 
1"use strict";
2
3exports.__esModule = true;
4exports.default = void 0;
5
6var _utils = require("../utils");
7
8var _default = callProvider => {
9 function property(object, key, placement, path) {
10 return callProvider({
11 kind: "property",
12 object,
13 key,
14 placement
15 }, path);
16 }
17
18 return {
19 // Symbol(), new Promise
20 ReferencedIdentifier(path) {
21 const {
22 node: {
23 name
24 },
25 scope
26 } = path;
27 if (scope.getBindingIdentifier(name)) return;
28 callProvider({
29 kind: "global",
30 name
31 }, path);
32 },
33
34 MemberExpression(path) {
35 const key = (0, _utils.resolveKey)(path.get("property"), path.node.computed);
36 if (!key || key === "prototype") return;
37 const object = path.get("object");
38 const binding = object.scope.getBinding(object.node.name);
39 if (binding && binding.path.isImportNamespaceSpecifier()) return;
40 const source = (0, _utils.resolveSource)(object);
41 return property(source.id, key, source.placement, path);
42 },
43
44 ObjectPattern(path) {
45 const {
46 parentPath,
47 parent
48 } = path;
49 let obj; // const { keys, values } = Object
50
51 if (parentPath.isVariableDeclarator()) {
52 obj = parentPath.get("init"); // ({ keys, values } = Object)
53 } else if (parentPath.isAssignmentExpression()) {
54 obj = parentPath.get("right"); // !function ({ keys, values }) {...} (Object)
55 // resolution does not work after properties transform :-(
56 } else if (parentPath.isFunction()) {
57 const grand = parentPath.parentPath;
58
59 if (grand.isCallExpression() || grand.isNewExpression()) {
60 if (grand.node.callee === parent) {
61 obj = grand.get("arguments")[path.key];
62 }
63 }
64 }
65
66 let id = null;
67 let placement = null;
68 if (obj) ({
69 id,
70 placement
71 } = (0, _utils.resolveSource)(obj));
72
73 for (const prop of path.get("properties")) {
74 if (prop.isObjectProperty()) {
75 const key = (0, _utils.resolveKey)(prop.get("key"));
76 if (key) property(id, key, placement, prop);
77 }
78 }
79 },
80
81 BinaryExpression(path) {
82 if (path.node.operator !== "in") return;
83 const source = (0, _utils.resolveSource)(path.get("right"));
84 const key = (0, _utils.resolveKey)(path.get("left"), true);
85 if (!key) return;
86 callProvider({
87 kind: "in",
88 object: source.id,
89 key,
90 placement: source.placement
91 }, path);
92 }
93
94 };
95};
96
97exports.default = _default;
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