all files / src/ cache.js

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
 
 
 
 
 
 
 
1×
1×
 
1×
1×
1×
1×
 
 
 
1×
 
 
 
 
 
1×
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1×
 
 
 
 
 
 
 
 
1×
 
 
 
 
 
 
1×
2×
 
 
2×
 
 
 
 
 
 
 
1×
2×
2×
 
 
 
 
 
1×
 
/*!
 * Copyright (C) 2017 Glayzzle (BSD3 License)
 * @authors https://github.com/glayzzle/php-transpiler/graphs/contributors
 * @url http://glayzzle.com
 */
'use strict';
 
var md5 = require('crypto').createHash('md5');
var version = require('../package.json').version;
 
var Cache = function(path) {
  this.evals = {};
  this.scripts = {};
  this.stat = {
    resolves: {},
    items: {}
  };
  this.path = path;
};
 
/**
 * Resolves a cache filename
 */
Cache.prototype.resolve = function(key) {
  var fPos = key.lastIndexOf('/');
  if (fPos === -1) {
    fPos = key.lastIndexOf('\\');
  }
  var prefix = version + '-' + md5.update(key).digest('hex');
  if (fPos > 0) {
    return prefix + '-' + key.substring(fPos + 1) + '.js';
  } else {
    return prefix + '.js';
  }
};
 
/**
 * Gets the evaluation callback
 */
Cache.prototype.getEval = function(code) {
  if (code in this.evals) {
    return this.evals[code];
  }
};
 
/**
 * Stores an evaluation callback
 */
Cache.prototype.setEval = function(code, fn) {
  this.evals[code] = fn;
};
 
/**
 * Resolves a script
 */
Cache.prototype.getScript = function(filename) {
  Iif (filename in this.scripts) {
    return this.scripts[filename];
  }
  Iif (this.path) {
    // retrieve the file from cache (if exists)
  }
};
 
/**
 * Stores a script
 */
Cache.prototype.setScript = function(filename, fn) {
  this.scripts[filename] = fn;
  Iif (this.path) {
    // stores the file to cache
  }
};
 
// exports the cache module
module.exports = Cache;