source: trip-planner-front/node_modules/@babel/plugin-transform-template-literals/lib/index.js@ ceaed42

Last change on this file since ceaed42 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 3.7 KB
Line 
1"use strict";
2
3Object.defineProperty(exports, "__esModule", {
4 value: true
5});
6exports.default = void 0;
7
8var _helperPluginUtils = require("@babel/helper-plugin-utils");
9
10var _core = require("@babel/core");
11
12var _default = (0, _helperPluginUtils.declare)((api, options) => {
13 var _api$assumption, _api$assumption2;
14
15 api.assertVersion(7);
16 const ignoreToPrimitiveHint = (_api$assumption = api.assumption("ignoreToPrimitiveHint")) != null ? _api$assumption : options.loose;
17 const mutableTemplateObject = (_api$assumption2 = api.assumption("mutableTemplateObject")) != null ? _api$assumption2 : options.loose;
18 let helperName = "taggedTemplateLiteral";
19 if (mutableTemplateObject) helperName += "Loose";
20
21 function buildConcatCallExpressions(items) {
22 let avail = true;
23 return items.reduce(function (left, right) {
24 let canBeInserted = _core.types.isLiteral(right);
25
26 if (!canBeInserted && avail) {
27 canBeInserted = true;
28 avail = false;
29 }
30
31 if (canBeInserted && _core.types.isCallExpression(left)) {
32 left.arguments.push(right);
33 return left;
34 }
35
36 return _core.types.callExpression(_core.types.memberExpression(left, _core.types.identifier("concat")), [right]);
37 });
38 }
39
40 return {
41 name: "transform-template-literals",
42 visitor: {
43 TaggedTemplateExpression(path) {
44 const {
45 node
46 } = path;
47 const {
48 quasi
49 } = node;
50 const strings = [];
51 const raws = [];
52 let isStringsRawEqual = true;
53
54 for (const elem of quasi.quasis) {
55 const {
56 raw,
57 cooked
58 } = elem.value;
59 const value = cooked == null ? path.scope.buildUndefinedNode() : _core.types.stringLiteral(cooked);
60 strings.push(value);
61 raws.push(_core.types.stringLiteral(raw));
62
63 if (raw !== cooked) {
64 isStringsRawEqual = false;
65 }
66 }
67
68 const helperArgs = [_core.types.arrayExpression(strings)];
69
70 if (!isStringsRawEqual) {
71 helperArgs.push(_core.types.arrayExpression(raws));
72 }
73
74 const tmp = path.scope.generateUidIdentifier("templateObject");
75 path.scope.getProgramParent().push({
76 id: _core.types.cloneNode(tmp)
77 });
78 path.replaceWith(_core.types.callExpression(node.tag, [_core.template.expression.ast`
79 ${_core.types.cloneNode(tmp)} || (
80 ${tmp} = ${this.addHelper(helperName)}(${helperArgs})
81 )
82 `, ...quasi.expressions]));
83 },
84
85 TemplateLiteral(path) {
86 const nodes = [];
87 const expressions = path.get("expressions");
88 let index = 0;
89
90 for (const elem of path.node.quasis) {
91 if (elem.value.cooked) {
92 nodes.push(_core.types.stringLiteral(elem.value.cooked));
93 }
94
95 if (index < expressions.length) {
96 const expr = expressions[index++];
97 const node = expr.node;
98
99 if (!_core.types.isStringLiteral(node, {
100 value: ""
101 })) {
102 nodes.push(node);
103 }
104 }
105 }
106
107 if (!_core.types.isStringLiteral(nodes[0]) && !(ignoreToPrimitiveHint && _core.types.isStringLiteral(nodes[1]))) {
108 nodes.unshift(_core.types.stringLiteral(""));
109 }
110
111 let root = nodes[0];
112
113 if (ignoreToPrimitiveHint) {
114 for (let i = 1; i < nodes.length; i++) {
115 root = _core.types.binaryExpression("+", root, nodes[i]);
116 }
117 } else if (nodes.length > 1) {
118 root = buildConcatCallExpressions(nodes);
119 }
120
121 path.replaceWith(root);
122 }
123
124 }
125 };
126});
127
128exports.default = _default;
Note: See TracBrowser for help on using the repository browser.