Function lineDelta [src]

Prototype

pub fn lineDelta(source: []const u8, start: usize, end: usize) isize

Parameters

source: []const u8start: usizeend: usize

Source

  pub fn lineDelta(source: []const u8, start: usize, end: usize) isize {
    var line: isize = 0;
    if (end >= start) {
        for (source[start..end]) |byte| switch (byte) {
            '\n' => line += 1,
            else => continue,
        };
    } else {
        for (source[end..start]) |byte| switch (byte) {
            '\n' => line -= 1,
            else => continue,
        };
    }
    return line;
}  