source/comp/path.d


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

module comp.path;

import std.conv;
import std.regex;
import std.array;

import std.file : getcwd;
import std.path : expandTilde;
import std.algorithm : reverse;

string path(int pathlen) {
  string ps;

  string home = expandTilde("~");
  string path = replaceFirst(getcwd(), regex(home), "~");

  string[] splitPath = path.split("/").reverse();

  string[] revSplitPath;
  for (int i = 0; i < pathlen; i++) {
    if (i >= splitPath.length)
      break;

    revSplitPath ~= splitPath[i];
  }

  splitPath = revSplitPath.reverse();

  ps ~= splitPath.join("/");

  return ps ~ "/";

}