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optimalisatieoptimalisatie
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.silent.js version (extra small)
1 parent 9ad667c commit 4553945

6 files changed

Lines changed: 165 additions & 57 deletions

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‎Gruntfile.js‎

Lines changed: 57 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -8,11 +8,52 @@ module.exports = function(grunt) {
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banner: '/*! Cache API Key/Value Store v<%= pkg.version %>\n * (c) https://github.com/optimalisatie */\n'
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},
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11+
// minify
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uglify: {
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"cache-api-keyval": {
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options: {
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compress: {
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global_defs: {
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"SILENT": false
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}
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},
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mangle: {},
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dead_code: true,
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banner: ''
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},
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files: {
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'min/cache-api-keyval.js': [
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'src/cache-api-keyval.js'
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]
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}
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},
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"cache-api-keyval-silent": {
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options: {
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compress: {
35+
global_defs: {
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"SILENT": true
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}
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},
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mangle: {},
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dead_code: true,
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banner: ''
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},
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files: {
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'min/cache-api-keyval.silent.js': [
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'src/cache-api-keyval.js'
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]
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}
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}
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},
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1152
// closure compiler
1253
"closure-compiler": {
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"cache-api-keyval": {
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closurePath: 'closure-compiler',
15-
js: 'src/cache-api-keyval.js',
56+
js: 'min/cache-api-keyval.js',
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jsOutputFile: 'dist/cache-api-keyval.js',
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maxBuffer: 10000,
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options: {
@@ -21,6 +62,19 @@ module.exports = function(grunt) {
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externs: ['cache-api-keyval.ext.js'],
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define: ['DEBUG=false']
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}
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},
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"cache-api-keyval-silent": {
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closurePath: 'closure-compiler',
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js: 'min/cache-api-keyval.silent.js',
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jsOutputFile: 'dist/cache-api-keyval.silent.js',
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maxBuffer: 10000,
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options: {
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compilation_level: 'ADVANCED_OPTIMIZATIONS',
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language_in: 'ECMASCRIPT5_STRICT',
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externs: ['cache-api-keyval.ext.js'],
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define: ['DEBUG=false']
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}
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}
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}
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});
@@ -29,7 +83,8 @@ module.exports = function(grunt) {
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require('matchdep').filterDev('grunt-*').forEach(grunt.loadNpmTasks);
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grunt.registerTask('build', [
32-
'closure-compiler:cache-api-keyval'
86+
'uglify',
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'closure-compiler'
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]);
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grunt.registerTask('default', ['']);
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};

‎README.md‎

Lines changed: 19 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -67,4 +67,22 @@ window.CacheApiDBFallback = function(store, options) {
6767
this.del = function(key) { /* delete key from store */ }
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this.prune = function() { /* cleanup database */ }
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};
70-
```
70+
```
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## Tinier
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`cache-api-keyval.silent.js` is a stripped version without error reporting and fallback mechanism. It can be used with manual Cache API verification.
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```html
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<script src="/cache-api-keyval.silent.js"></script>
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<script>
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// check if Cache API is available
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if ("caches" in window) {
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// load database
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var db = new CacheApiDB('my-store', { namespace: 'optional' });
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// ...
88+
}

‎dist/cache-api-keyval.js‎

Lines changed: 5 additions & 5 deletions
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‎dist/cache-api-keyval.silent.js‎

Lines changed: 4 additions & 0 deletions
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‎package.json‎

Lines changed: 12 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1,13 +1,22 @@
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{
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"name": "cache-api-keyval",
3-
"version": "1.0.9",
3+
"version": "1.0.10",
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"description": "Browser Cache API key/value store with +50MB capacity, expiration and JSON object data-type storage.",
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"author": {
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"name": "info@optimization.team",
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"email": "info@optimization.team",
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"web": "optimization.team"
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},
10-
"keywords": ["Cache", "IndexedDB", "Cache API", "CacheStorage", "keyvalue", "keyval", "key/value", "localstorage"],
10+
"keywords": [
11+
"Cache",
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"IndexedDB",
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"Cache API",
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"CacheStorage",
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"keyvalue",
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"keyval",
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"key/value",
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"localstorage"
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],
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"homepage": "https://github.com/optimalisatie/",
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"copyright": "Copyright (C) 2018 Optimization.Team, Utrecht, NLD",
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"main": "cache-api-keyval.js",
@@ -22,6 +31,7 @@
2231
"devDependencies": {
2332
"grunt": "latest",
2433
"grunt-closure-compiler": "latest",
34+
"grunt-contrib-uglify": "latest",
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"matchdep": "latest",
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"merge": "latest"
2737
}

‎src/cache-api-keyval.js‎

Lines changed: 68 additions & 47 deletions
Original file line numberDiff line numberDiff line change
@@ -9,75 +9,90 @@
99

1010
var _root = ("undefined" != typeof window ? window : "undefined" != typeof global ? global : "undefined" != typeof self ? self : this);
1111

12-
function print_error(msg) {
13-
if (console) {
14-
console.error(msg);
12+
// filtered out by Google Closure Compiler to create .silent.js version
13+
if (!SILENT) {
14+
function print_error(msg) {
15+
if (console) {
16+
console.error(msg);
17+
}
1518
}
16-
}
1719

18-
var queue = [];
19-
_root.onCacheApiDB = function(callback) {
20-
if (_root.CacheApiDB) {
21-
callback();
22-
} else {
23-
queue.push(callback);
20+
21+
var queue = [];
22+
_root.onCacheApiDB = function(callback) {
23+
if (_root.CacheApiDB) {
24+
callback();
25+
} else {
26+
queue.push(callback);
27+
}
2428
}
25-
}
2629

27-
// set cache api db controller
28-
function setCacheApiDB(fallbackFactory) {
30+
// set cache api db controller
31+
function setCacheApiDB(fallbackFactory) {
2932

30-
// set fallback
31-
if (fallbackFactory) {
32-
_root.CacheApiDB = fallbackFactory;
33-
}
33+
// set fallback
34+
if (fallbackFactory) {
35+
_root.CacheApiDB = fallbackFactory;
36+
}
3437

35-
// process callback queue
36-
var callback = queue.shift();
37-
while (callback) {
38-
callback();
38+
// process callback queue
39+
var callback = queue.shift();
40+
while (callback) {
41+
callback();
42+
}
3943
}
40-
}
4144

42-
var nosupport_error = 'No Cache API';
45+
var nosupport_error = 'No Cache API';
4346

44-
if (!_root.CacheApiDBFallback) {
45-
_root.CacheApiDBFallback = function() {
46-
var that = this;
47-
that.no = 1;
48-
['get', 'set', 'del', 'prune'].forEach(function(method) {
49-
that[method] = function() {
50-
return Promise.reject(nosupport_error);
51-
}
52-
});
47+
if (!_root.CacheApiDBFallback) {
48+
_root.CacheApiDBFallback = function() {
49+
var that = this;
50+
that.no = 1;
51+
['get', 'set', 'del', 'prune'].forEach(function(method) {
52+
that[method] = function() {
53+
return Promise.reject(nosupport_error);
54+
}
55+
});
56+
}
5357
}
5458
}
5559

5660
// detect Cache API support
5761
if (!("caches" in _root) || !(caches instanceof CacheStorage)) {
58-
print_error(nosupport_error);
59-
_root.CacheApiDB = _root.CacheApiDBFallback;
62+
63+
// filtered out by Google Closure Compiler to create .silent.js version
64+
if (SILENT) {
65+
return;
66+
} else {
67+
print_error(nosupport_error);
68+
_root.CacheApiDB = _root.CacheApiDBFallback;
69+
}
6070
} else {
6171

6272
// enable instant usage of Cache API store
6373
_root.CacheApiDB = factory();
6474

65-
// test if Cache API is blocked by browser privacy settings
66-
caches.open('x').catch(function(e) {
75+
// filtered out by Google Closure Compiler to create .silent.js version
76+
if (!SILENT) {
6777

68-
// report errors unrelated to privacy settings
69-
if (e.name != 'SecurityError') {
70-
print_error('Cache API: ' + e.message);
71-
}
78+
// test if Cache API is blocked by browser privacy settings
79+
caches.open('x').catch(function(e) {
7280

73-
// fallback
74-
setCacheApiDB(_root.CacheApiDBFallback);
81+
// report errors unrelated to privacy settings
82+
if (e.name != 'SecurityError') {
83+
print_error('Cache API: ' + e.message);
84+
}
7585

76-
}).then(function() {
86+
// fallback
87+
setCacheApiDB(_root.CacheApiDBFallback);
7788

78-
// continue with Cache API
79-
setCacheApiDB();
80-
})
89+
}).then(function() {
90+
91+
// continue with Cache API
92+
setCacheApiDB();
93+
});
94+
95+
}
8196

8297
}
8398
})(function() {
@@ -270,7 +285,13 @@
270285

271286
// output error
272287
function ERROR(msg) {
273-
throw new Error(msg || 'input');
288+
289+
// filtered out by Google Closure Compiler to create .silent.js version
290+
if (SILENT) {
291+
throw Error();
292+
} else {
293+
throw Error(msg || 'input');
294+
}
274295
}
275296

276297
// public get method

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