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216e21a1fa
This isn't a complete conversion to ErrorOr<void>, but a good chunk. The end goal here is to propagate buffer allocation failures to the caller, and allow the use of TRY() with formatting functions.
51 lines
1.5 KiB
C++
51 lines
1.5 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/String.h>
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namespace GUI {
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class TextPosition {
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public:
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TextPosition() = default;
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TextPosition(size_t line, size_t column)
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: m_line(line)
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, m_column(column)
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{
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}
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bool is_valid() const { return m_line != 0xffffffffu && m_column != 0xffffffffu; }
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size_t line() const { return m_line; }
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size_t column() const { return m_column; }
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void set_line(size_t line) { m_line = line; }
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void set_column(size_t column) { m_column = column; }
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bool operator==(const TextPosition& other) const { return m_line == other.m_line && m_column == other.m_column; }
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bool operator!=(const TextPosition& other) const { return m_line != other.m_line || m_column != other.m_column; }
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bool operator<(const TextPosition& other) const { return m_line < other.m_line || (m_line == other.m_line && m_column < other.m_column); }
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private:
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size_t m_line { 0xffffffff };
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size_t m_column { 0xffffffff };
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};
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}
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template<>
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struct AK::Formatter<GUI::TextPosition> : AK::Formatter<FormatString> {
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ErrorOr<void> format(FormatBuilder& builder, GUI::TextPosition const& value)
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{
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if (value.is_valid())
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return Formatter<FormatString>::format(builder, "({},{})", value.line(), value.column());
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return Formatter<FormatString>::format(builder, "GUI::TextPosition(Invalid)");
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}
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};
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