-
-
Notifications
You must be signed in to change notification settings - Fork 31
/
util.ts
42 lines (37 loc) · 1.08 KB
/
util.ts
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
import { assertEquals } from "./deps.ts";
export function vimoption2ts(option: string): string {
let hasDash = false;
const patterns: string[] = [];
for (let pattern of option.split(",")) {
if (pattern.match(/\d+/)) {
pattern = pattern.replaceAll(/\d+/g, (s: string) => {
return String.fromCharCode(parseInt(s, 10));
});
}
if (pattern == "") {
// ,
if (patterns.indexOf(",") < 0) {
patterns.push(",");
}
} else if (pattern == "@") {
patterns.push("a-zA-Z");
} else if (pattern == "\\") {
patterns.push("\\\\");
} else if (pattern == "-") {
hasDash = true;
} else {
patterns.push(pattern);
}
}
// Dash must be last.
if (hasDash) {
patterns.push("-");
}
return patterns.join("");
}
Deno.test("vimoption2ts", () => {
assertEquals(vimoption2ts("@,48-57,_,\\"), "a-zA-Z0-9_\\\\");
assertEquals(vimoption2ts("@,-,48-57,_"), "a-zA-Z0-9_-");
assertEquals(vimoption2ts("@,,,48-57,_"), "a-zA-Z,0-9_");
assertEquals(vimoption2ts("@,48-57,_,-,+,\\,!~"), "a-zA-Z0-9_+\\\\!~-");
});