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Clean up windowsSafe()

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Paul Campbell 2021-12-29 19:42:30 +00:00
parent ea096f1b5a
commit 58551ff7da
1 changed files with 8 additions and 4 deletions
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12
src/main.zig
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@ -45,17 +45,21 @@ fn nextLine(reader: FileReader, buffer: []u8) !?[]const u8 {
} }
// trim annoying windows-only carriage return character // trim annoying windows-only carriage return character
fn windowsSafe(line: []u8) []u8 { fn windowsSafe(line: []const u8) []const u8 {
if (os.tag == .windows) { if (os.tag == .windows) {
return mem.trimRight(u8, line, "\r"); return mem.trimRight(u8, line, "\r");
} }
return line; return line;
} }
test "windowsSage strips carriage return on windows" { test "windowsSafe strips carriage return on windows" {
const input = "line\n\r";
const result = windowsSafe(input);
if (os.tag == .windows) { if (os.tag == .windows) {
try testing.expectEqualSlices(u8, "line\n\r", "line\n"); // strips the carriage return if windows
try testing.expectEqualSlices(u8, "line\n", result);
} else { } else {
try testing.expectEqualSlices(u8, "line\n\r", "line\n\r"); // doesn't change the line if not windows
try testing.expectEqualSlices(u8, input, result);
} }
} }