DoxigAlpha
std › zig › ErrorBundle.writeMsg

writeMsg

Splits the error message up into lines to properly indent them to allow for long, good-looking error messages.

This is used to split the message in @compileError("hello\nworld") for example.

Function parameters

Parameters

#
w:*Writer
indent:usize

Type definitions in this namespace

Types

#
ErrorMessageList
There will be a MessageIndex for each len at start.
SourceLocation
Trailing:
ErrorMessage
Trailing:

Functions in this namespace

Functions

#
nullTerminatedString
Given an index into `string_bytes` returns the null-terminated string found there.

Special encoding when there are no errors.

Values

#
empty
Special encoding when there are no errors.

Source

Implementation

#
fn writeMsg(eb: ErrorBundle, err_msg: ErrorMessage, w: *Writer, indent: usize) !void {
    var lines = std.mem.splitScalar(u8, eb.nullTerminatedString(err_msg.msg), '\n');
    while (lines.next()) |line| {
        try w.writeAll(line);
        if (lines.index == null) break;
        try w.writeByte('\n');
        try w.splatByteAll(' ', indent);
    }
}