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std.fmt: lowercase compile errors

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`compileError\("([A-Z])` and `compileError\("\L\1`. It's pretty convenient.
This commit is contained in:
r00ster91 2022-07-23 17:02:55 +02:00 committed by Veikka Tuominen
parent 7ba1f9bfb5
commit 4ef7d85810
2 changed files with 25 additions and 25 deletions
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2
doc/langref.html.in
View File

@ -7228,7 +7228,7 @@ pub fn print(self: *Writer, arg0: []const u8, arg1: i32) !void {
<p>
And now, what happens if we give too many arguments to {#syntax#}print{#endsyntax#}?
</p>
{#code_begin|test_err|Unused argument in 'here is a string: '{s}' here is a number: {}#}
{#code_begin|test_err|unused argument in 'here is a string: '{s}' here is a number: {}#}
const print = @import("std").debug.print;
const a_number: i32 = 1234;

48
lib/std/fmt.zig
View File

@ -83,7 +83,7 @@ pub fn format(
const ArgsType = @TypeOf(args);
const args_type_info = @typeInfo(ArgsType);
if (args_type_info != .Struct) {
@compileError("Expected tuple or struct argument, found " ++ @typeName(ArgsType));
@compileError("expected tuple or struct argument, found " ++ @typeName(ArgsType));
}
const fields_info = args_type_info.Struct.fields;
@ -127,7 +127,7 @@ pub fn format(
if (i >= fmt.len) break;
if (fmt[i] == '}') {
@compileError("Missing opening {");
@compileError("missing opening {");
}
// Get past the {
@ -140,7 +140,7 @@ pub fn format(
const fmt_end = i;
if (i >= fmt.len) {
@compileError("Missing closing }");
@compileError("missing closing }");
}
// Get past the }
@ -152,7 +152,7 @@ pub fn format(
.none => null,
.number => |pos| pos,
.named => |arg_name| meta.fieldIndex(ArgsType, arg_name) orelse
@compileError("No argument with name '" ++ arg_name ++ "'"),
@compileError("no argument with name '" ++ arg_name ++ "'"),
};
const width = switch (placeholder.width) {
@ -160,8 +160,8 @@ pub fn format(
.number => |v| v,
.named => |arg_name| blk: {
const arg_i = comptime meta.fieldIndex(ArgsType, arg_name) orelse
@compileError("No argument with name '" ++ arg_name ++ "'");
_ = comptime arg_state.nextArg(arg_i) orelse @compileError("Too few arguments");
@compileError("no argument with name '" ++ arg_name ++ "'");
_ = comptime arg_state.nextArg(arg_i) orelse @compileError("too few arguments");
break :blk @field(args, arg_name);
},
};
@ -171,14 +171,14 @@ pub fn format(
.number => |v| v,
.named => |arg_name| blk: {
const arg_i = comptime meta.fieldIndex(ArgsType, arg_name) orelse
@compileError("No argument with name '" ++ arg_name ++ "'");
_ = comptime arg_state.nextArg(arg_i) orelse @compileError("Too few arguments");
@compileError("no argument with name '" ++ arg_name ++ "'");
_ = comptime arg_state.nextArg(arg_i) orelse @compileError("too few arguments");
break :blk @field(args, arg_name);
},
};
const arg_to_print = comptime arg_state.nextArg(arg_pos) orelse
@compileError("Too few arguments");
@compileError("too few arguments");
try formatType(
@field(args, fields_info[arg_to_print].name),
@ -198,7 +198,7 @@ pub fn format(
const missing_count = arg_state.args_len - @popCount(ArgSetType, arg_state.used_args);
switch (missing_count) {
0 => unreachable,
1 => @compileError("Unused argument in '" ++ fmt ++ "'"),
1 => @compileError("unused argument in '" ++ fmt ++ "'"),
else => @compileError((comptime comptimePrint("{d}", .{missing_count})) ++ " unused arguments in '" ++ fmt ++ "'"),
}
}
@ -217,7 +217,7 @@ fn parsePlaceholder(comptime str: anytype) Placeholder {
// Skip the colon, if present
if (comptime parser.char()) |ch| {
if (ch != ':') {
@compileError("Expected : or }, found '" ++ [1]u8{ch} ++ "'");
@compileError("expected : or }, found '" ++ [1]u8{ch} ++ "'");
}
}
@ -252,7 +252,7 @@ fn parsePlaceholder(comptime str: anytype) Placeholder {
// Skip the dot, if present
if (comptime parser.char()) |ch| {
if (ch != '.') {
@compileError("Expected . or }, found '" ++ [1]u8{ch} ++ "'");
@compileError("expected . or }, found '" ++ [1]u8{ch} ++ "'");
}
}
@ -261,7 +261,7 @@ fn parsePlaceholder(comptime str: anytype) Placeholder {
@compileError(@errorName(err));
if (comptime parser.char()) |ch| {
@compileError("Extraneous trailing character '" ++ [1]u8{ch} ++ "'");
@compileError("extraneous trailing character '" ++ [1]u8{ch} ++ "'");
}
return Placeholder{
@ -423,7 +423,7 @@ pub fn formatAddress(value: anytype, options: FormatOptions, writer: anytype) @T
else => {},
}
@compileError("Cannot format non-pointer type " ++ @typeName(T) ++ " with * specifier");
@compileError("cannot format non-pointer type " ++ @typeName(T) ++ " with * specifier");
}
// This ANY const is a workaround for: https://github.com/ziglang/zig/issues/7948
@ -608,7 +608,7 @@ pub fn formatType(
}
return;
}
@compileError("Unknown format string: '" ++ actual_fmt ++ "' for type '" ++ @typeName(T) ++ "'");
@compileError("unknown format string: '" ++ actual_fmt ++ "' for type '" ++ @typeName(T) ++ "'");
},
.Enum, .Union, .Struct => {
return formatType(value.*, actual_fmt, options, writer, max_depth);
@ -630,7 +630,7 @@ pub fn formatType(
else => {},
}
}
@compileError("Unknown format string: '" ++ actual_fmt ++ "' for type '" ++ @typeName(T) ++ "'");
@compileError("unknown format string: '" ++ actual_fmt ++ "' for type '" ++ @typeName(T) ++ "'");
},
.Slice => {
if (actual_fmt.len == 0)
@ -701,7 +701,7 @@ pub fn formatType(
return formatBuf(buffer, options, writer);
},
.Null => return formatBuf("null", options, writer),
else => @compileError("Unable to format type '" ++ @typeName(T) ++ "'"),
else => @compileError("unable to format type '" ++ @typeName(T) ++ "'"),
}
}
@ -747,13 +747,13 @@ pub fn formatIntValue(
if (@typeInfo(@TypeOf(int_value)).Int.bits <= 8) {
return formatAsciiChar(@as(u8, int_value), options, writer);
} else {
@compileError("Cannot print integer that is larger than 8 bits as an ASCII character");
@compileError("cannot print integer that is larger than 8 bits as an ASCII character");
}
} else if (comptime std.mem.eql(u8, fmt, "u")) {
if (@typeInfo(@TypeOf(int_value)).Int.bits <= 21) {
return formatUnicodeCodepoint(@as(u21, int_value), options, writer);
} else {
@compileError("Cannot print integer that is larger than 21 bits as an UTF-8 sequence");
@compileError("cannot print integer that is larger than 21 bits as an UTF-8 sequence");
}
} else if (comptime std.mem.eql(u8, fmt, "b")) {
radix = 2;
@ -768,7 +768,7 @@ pub fn formatIntValue(
radix = 8;
case = .lower;
} else {
@compileError("Unsupported format string '" ++ fmt ++ "' for type '" ++ @typeName(@TypeOf(value)) ++ "'");
@compileError("unsupported format string '" ++ fmt ++ "' for type '" ++ @typeName(@TypeOf(value)) ++ "'");
}
return formatInt(int_value, radix, case, options, writer);
@ -797,7 +797,7 @@ fn formatFloatValue(
error.NoSpaceLeft => unreachable,
};
} else {
@compileError("Unsupported format string '" ++ fmt ++ "' for type '" ++ @typeName(@TypeOf(value)) ++ "'");
@compileError("unsupported format string '" ++ fmt ++ "' for type '" ++ @typeName(@TypeOf(value)) ++ "'");
}
return formatBuf(buf_stream.getWritten(), options, writer);
@ -959,7 +959,7 @@ pub fn fmtIntSizeBin(value: u64) std.fmt.Formatter(formatSizeBin) {
fn checkTextFmt(comptime fmt: []const u8) void {
if (fmt.len != 1)
@compileError("Unsupported format string '" ++ fmt ++ "' when formatting text");
@compileError("unsupported format string '" ++ fmt ++ "' when formatting text");
switch (fmt[0]) {
'x' => @compileError("specifier 'x' has been deprecated, wrap your argument in std.fmt.fmtSliceHexLower instead"),
'X' => @compileError("specifier 'X' has been deprecated, wrap your argument in std.fmt.fmtSliceHexUpper instead"),
@ -2377,7 +2377,7 @@ test "custom" {
} else if (comptime std.mem.eql(u8, fmt, "d")) {
return std.fmt.format(writer, "{d:.3}x{d:.3}", .{ self.x, self.y });
} else {
@compileError("Unknown format character: '" ++ fmt ++ "'");
@compileError("unknown format character: '" ++ fmt ++ "'");
}
}
};
@ -2585,7 +2585,7 @@ test "formatType max_depth" {
if (fmt.len == 0) {
return std.fmt.format(writer, "({d:.3},{d:.3})", .{ self.x, self.y });
} else {
@compileError("Unknown format string: '" ++ fmt ++ "'");
@compileError("unknown format string: '" ++ fmt ++ "'");
}
}
};