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authorFlorian Dold <florian.dold@gmail.com>2019-03-27 21:01:33 +0100
committerFlorian Dold <florian.dold@gmail.com>2019-03-27 21:01:33 +0100
commitcc97a4dd2a967e1c2273bd5f4c5f49a5bf2e2585 (patch)
tree92c5d88706a6ffc654d1b133618d357890e7096b /node_modules/caching-transform/index.js
parent3771b4d6b67b34c130f3a9a1a15f42deefdb2eda (diff)
remove node_modules
Diffstat (limited to 'node_modules/caching-transform/index.js')
-rw-r--r--node_modules/caching-transform/index.js67
1 files changed, 0 insertions, 67 deletions
diff --git a/node_modules/caching-transform/index.js b/node_modules/caching-transform/index.js
deleted file mode 100644
index a66a6741d..000000000
--- a/node_modules/caching-transform/index.js
+++ /dev/null
@@ -1,67 +0,0 @@
-'use strict';
-
-var mkdirp = require('mkdirp');
-var md5Hex = require('md5-hex');
-var fs = require('fs');
-var path = require('path');
-var writeFileAtomic = require('write-file-atomic');
-
-function defaultHash(input, additionalData, salt) {
- return md5Hex([input, salt || '']);
-}
-
-function wrap(opts) {
- if (!(opts.factory || opts.transform) || (opts.factory && opts.transform)) {
- throw new Error('specify factory or transform but not both');
- }
- if (typeof opts.cacheDir !== 'string' && !opts.disableCache) {
- throw new Error('cacheDir must be a string');
- }
-
- var transformFn = opts.transform;
- var factory = opts.factory;
- var cacheDir = opts.cacheDir;
- var cacheDirCreated = opts.createCacheDir === false;
- var created = transformFn && cacheDirCreated;
- var ext = opts.ext || '';
- var salt = opts.salt || '';
- var shouldTransform = opts.shouldTransform;
- var disableCache = opts.disableCache;
- var hashFn = opts.hash || defaultHash;
- var encoding = opts.encoding === 'buffer' ? undefined : opts.encoding || 'utf8';
-
- function transform(input, metadata, hash) {
- if (!created) {
- if (!cacheDirCreated && !disableCache) {
- mkdirp.sync(cacheDir);
- }
- if (!transformFn) {
- transformFn = factory(cacheDir);
- }
- created = true;
- }
- return transformFn(input, metadata, hash);
- }
-
- return function (input, metadata) {
- if (shouldTransform && !shouldTransform(input, metadata)) {
- return input;
- }
- if (disableCache) {
- return transform(input, metadata);
- }
-
- var hash = hashFn(input, metadata, salt);
- var cachedPath = path.join(cacheDir, hash + ext);
-
- try {
- return fs.readFileSync(cachedPath, encoding);
- } catch (e) {
- var result = transform(input, metadata, hash);
- writeFileAtomic.sync(cachedPath, result, encoding);
- return result;
- }
- };
-}
-
-module.exports = wrap;