source: trip-planner-front/node_modules/adjust-sourcemap-loader/lib/process/encode-sources-with.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
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Line 
1'use strict';
2
3var getFieldAsFn = require('./get-field-as-fn'),
4 CustomError = require('./get-error');
5
6/**
7 * Create an encoder for output sources using the given codec hash
8 * @throws Error Where the given codec is missing an encode function
9 * @this {object} A loader or compilation
10 * @param {{encode:function}} codec A single codec with an `encode` function
11 * @returns {function(string):string|Error|false} An encode function that takes an absolute path
12 */
13function encodeSourcesWith(codec) {
14 /* jshint validthis:true */
15 var context = this,
16 encoder = getFieldAsFn('encode')(codec);
17 if (!encoder) {
18 return new CustomError('Specified format does not support encoding (it lacks an "encoder" function)');
19 }
20 else {
21 return function encode(absoluteSource) {
22
23 // call the encoder
24 var encoded;
25 try {
26 encoded = absoluteSource && encoder.call(context, absoluteSource);
27 }
28 catch (exception) {
29 return getNamedError(exception);
30 }
31 return encoded;
32
33 function getNamedError(details) {
34 var name = codec.name || '(unnamed)',
35 message = [
36 'Encoding with codec: ' + name,
37 'Absolute source: ' + absoluteSource,
38 details && (details.stack ? details.stack : details)
39 ]
40 .filter(Boolean)
41 .join('\n');
42 return new Error(message);
43 }
44 };
45 }
46}
47
48module.exports = encodeSourcesWith;
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