Function truncate

truncate(str: string, maxLength: number, suffix?: string): string
Truncates str to maxLength characters, appending suffix when truncation occurs. The total length of the returned string never exceeds maxLength.
Parameters
- str: string
  The input string.
- maxLength: number
  Maximum allowed length of the result.
- suffix: string = "..."
  String appended when truncating. Defaults to "...".
Returns string
Example
```
truncate("Hello, World!", 8)        // => "Hello..."
truncate("Hello, World!", 8, "…")  // => "Hello,…"
truncate("Hi", 10)                  // => "Hi"
```
- Defined in string/truncate/index.ts:16