-
Notifications
You must be signed in to change notification settings - Fork 6
/
package.scala
77 lines (73 loc) · 2.79 KB
/
package.scala
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
/*
* Copyright (c) 2021 Typelevel
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package fabric
import java.io.{File, FileOutputStream}
import java.nio.file.Files
package object define {
private val written = new ThreadLocal[Set[String]] {
override def initialValue(): Set[String] = Set.empty
}
implicit class GeneratedClassExtras(gc: GeneratedClass) {
def write(
baseDirectory: File,
writeAdditional: Boolean = true,
validate: Boolean = false
): Unit = {
val alreadyWritten = written.get()
val fullName =
gc.packageName.map(p => s"$p.${gc.className}").getOrElse(gc.className)
if (alreadyWritten.contains(fullName)) {
// Already written
} else {
val directory = gc.packageName match {
case Some(p) => new File(baseDirectory, p.replace('.', '/'))
case None => baseDirectory
}
directory.mkdirs()
val file = new File(directory, s"${gc.className}.scala")
if (file.isFile) {
val existing = new String(Files.readAllBytes(file.toPath), "UTF-8")
if (gc.code != existing) {
val msg =
s"Validation failed for existing file: ${gc.className} attempting to write modified code:\n${gc.code}\nOriginal:\n$existing"
if (validate) {
throw new RuntimeException(msg)
} else {
println(msg)
}
}
}
val io = new FileOutputStream(file)
try {
io.write(gc.code.getBytes("UTF-8"))
io.flush()
} finally {
io.close()
}
written.set(alreadyWritten + fullName)
if (writeAdditional)
gc.additional.foreach(
_.write(baseDirectory, writeAdditional, validate)
)
}
}
}
}