source: trip-planner-front/node_modules/@babel/template/lib/literal.js@ 571e0df

Last change on this file since 571e0df was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 2.0 KB
Line 
1"use strict";
2
3Object.defineProperty(exports, "__esModule", {
4 value: true
5});
6exports.default = literalTemplate;
7
8var _options = require("./options");
9
10var _parse = require("./parse");
11
12var _populate = require("./populate");
13
14function literalTemplate(formatter, tpl, opts) {
15 const {
16 metadata,
17 names
18 } = buildLiteralData(formatter, tpl, opts);
19 return arg => {
20 const defaultReplacements = {};
21 arg.forEach((replacement, i) => {
22 defaultReplacements[names[i]] = replacement;
23 });
24 return arg => {
25 const replacements = (0, _options.normalizeReplacements)(arg);
26
27 if (replacements) {
28 Object.keys(replacements).forEach(key => {
29 if (Object.prototype.hasOwnProperty.call(defaultReplacements, key)) {
30 throw new Error("Unexpected replacement overlap.");
31 }
32 });
33 }
34
35 return formatter.unwrap((0, _populate.default)(metadata, replacements ? Object.assign(replacements, defaultReplacements) : defaultReplacements));
36 };
37 };
38}
39
40function buildLiteralData(formatter, tpl, opts) {
41 let names;
42 let nameSet;
43 let metadata;
44 let prefix = "";
45
46 do {
47 prefix += "$";
48 const result = buildTemplateCode(tpl, prefix);
49 names = result.names;
50 nameSet = new Set(names);
51 metadata = (0, _parse.default)(formatter, formatter.code(result.code), {
52 parser: opts.parser,
53 placeholderWhitelist: new Set(result.names.concat(opts.placeholderWhitelist ? Array.from(opts.placeholderWhitelist) : [])),
54 placeholderPattern: opts.placeholderPattern,
55 preserveComments: opts.preserveComments,
56 syntacticPlaceholders: opts.syntacticPlaceholders
57 });
58 } while (metadata.placeholders.some(placeholder => placeholder.isDuplicate && nameSet.has(placeholder.name)));
59
60 return {
61 metadata,
62 names
63 };
64}
65
66function buildTemplateCode(tpl, prefix) {
67 const names = [];
68 let code = tpl[0];
69
70 for (let i = 1; i < tpl.length; i++) {
71 const value = `${prefix}${i - 1}`;
72 names.push(value);
73 code += value + tpl[i];
74 }
75
76 return {
77 names,
78 code
79 };
80}
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