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Merge pull request #6685 from ifreund/bufprint0

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std/fmt: rename allocPrint0() to allocPrintZ(), add bufPrintZ()
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Andrew Kelley 2020-10-15 20:51:25 -04:00 committed by GitHub
commit f701459f04
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1 changed files with 9 additions and 1 deletions
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lib/std/fmt.zig
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@ -1131,6 +1131,11 @@ pub fn bufPrint(buf: []u8, comptime fmt: []const u8, args: anytype) BufPrintErro
return fbs.getWritten();
}
pub fn bufPrintZ(buf: []u8, comptime fmt: []const u8, args: anytype) BufPrintError![:0]u8 {
const result = try bufPrint(buf, fmt ++ "\x00", args);
return result[0 .. result.len - 1 :0];
}
// Count the characters needed for format. Useful for preallocating memory
pub fn count(comptime fmt: []const u8, args: anytype) u64 {
var counting_writer = std.io.countingWriter(std.io.null_writer);
@ -1151,7 +1156,10 @@ pub fn allocPrint(allocator: *mem.Allocator, comptime fmt: []const u8, args: any
};
}
pub fn allocPrint0(allocator: *mem.Allocator, comptime fmt: []const u8, args: anytype) AllocPrintError![:0]u8 {
/// Deprecated, use allocPrintZ
pub const allocPrint0 = allocPrintZ;
pub fn allocPrintZ(allocator: *mem.Allocator, comptime fmt: []const u8, args: anytype) AllocPrintError![:0]u8 {
const result = try allocPrint(allocator, fmt ++ "\x00", args);
return result[0 .. result.len - 1 :0];
}