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Side by Side Diff: third_party/WebKit/Source/wtf/text/TextPosition.h

Issue 1436153002: Apply clang-format with Chromium-style without column limit. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 5 years, 1 month ago
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1 /* 1 /*
2 * Copyright (C) 2010, Google Inc. All rights reserved. 2 * Copyright (C) 2010, Google Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions 5 * modification, are permitted provided that the following conditions
6 * are met: 6 * are met:
7 * 1. Redistributions of source code must retain the above copyright 7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer. 8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright 9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the 10 * notice, this list of conditions and the following disclaimer in the
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29 #include "wtf/Vector.h" 29 #include "wtf/Vector.h"
30 #include "wtf/WTFExport.h" 30 #include "wtf/WTFExport.h"
31 #include "wtf/text/WTFString.h" 31 #include "wtf/text/WTFString.h"
32 32
33 namespace WTF { 33 namespace WTF {
34 34
35 // An abstract number of element in a sequence. The sequence has a first element . 35 // An abstract number of element in a sequence. The sequence has a first element .
36 // This type should be used instead of integer because 2 contradicting tradition s can 36 // This type should be used instead of integer because 2 contradicting tradition s can
37 // call a first element '0' or '1' which makes integer type ambiguous. 37 // call a first element '0' or '1' which makes integer type ambiguous.
38 class OrdinalNumber { 38 class OrdinalNumber {
39 public: 39 public:
40 static OrdinalNumber fromZeroBasedInt(int zeroBasedInt) { return OrdinalNumb er(zeroBasedInt); } 40 static OrdinalNumber fromZeroBasedInt(int zeroBasedInt) { return OrdinalNumber (zeroBasedInt); }
41 static OrdinalNumber fromOneBasedInt(int oneBasedInt) { return OrdinalNumber (oneBasedInt - 1); } 41 static OrdinalNumber fromOneBasedInt(int oneBasedInt) { return OrdinalNumber(o neBasedInt - 1); }
42 OrdinalNumber() : m_zeroBasedValue(0) { } 42 OrdinalNumber()
43 : m_zeroBasedValue(0) {}
43 44
44 int zeroBasedInt() const { return m_zeroBasedValue; } 45 int zeroBasedInt() const { return m_zeroBasedValue; }
45 int oneBasedInt() const { return m_zeroBasedValue + 1; } 46 int oneBasedInt() const { return m_zeroBasedValue + 1; }
46 47
47 bool operator==(OrdinalNumber other) const { return m_zeroBasedValue == othe r.m_zeroBasedValue; } 48 bool operator==(OrdinalNumber other) const { return m_zeroBasedValue == other. m_zeroBasedValue; }
48 bool operator!=(OrdinalNumber other) const { return !((*this) == other); } 49 bool operator!=(OrdinalNumber other) const { return !((*this) == other); }
49 50
50 static OrdinalNumber first() { return OrdinalNumber(0); } 51 static OrdinalNumber first() { return OrdinalNumber(0); }
51 static OrdinalNumber beforeFirst() { return OrdinalNumber(-1); } 52 static OrdinalNumber beforeFirst() { return OrdinalNumber(-1); }
52 53
53 private: 54 private:
54 OrdinalNumber(int zeroBasedInt) : m_zeroBasedValue(zeroBasedInt) { } 55 OrdinalNumber(int zeroBasedInt)
55 int m_zeroBasedValue; 56 : m_zeroBasedValue(zeroBasedInt) {}
57 int m_zeroBasedValue;
56 }; 58 };
57 59
58
59 // TextPosition structure specifies coordinates within an text resource. It is u sed mostly 60 // TextPosition structure specifies coordinates within an text resource. It is u sed mostly
60 // for saving script source position. 61 // for saving script source position.
61 class TextPosition { 62 class TextPosition {
62 public: 63 public:
63 TextPosition(OrdinalNumber line, OrdinalNumber column) 64 TextPosition(OrdinalNumber line, OrdinalNumber column)
64 : m_line(line) 65 : m_line(line), m_column(column) {
65 , m_column(column) 66 }
66 { 67 TextPosition() {}
67 } 68 bool operator==(const TextPosition& other) const { return m_line == other.m_li ne && m_column == other.m_column; }
68 TextPosition() { } 69 bool operator!=(const TextPosition& other) const { return !((*this) == other); }
69 bool operator==(const TextPosition& other) const { return m_line == other.m_ line && m_column == other.m_column; } 70 WTF_EXPORT OrdinalNumber toOffset(const Vector<unsigned>&);
70 bool operator!=(const TextPosition& other) const { return !((*this) == other ); }
71 WTF_EXPORT OrdinalNumber toOffset(const Vector<unsigned>&);
72 71
73 // A 'minimum' value of position, used as a default value. 72 // A 'minimum' value of position, used as a default value.
74 static TextPosition minimumPosition() { return TextPosition(OrdinalNumber::f irst(), OrdinalNumber::first()); } 73 static TextPosition minimumPosition() { return TextPosition(OrdinalNumber::fir st(), OrdinalNumber::first()); }
75 74
76 // A value with line value less than a minimum; used as an impossible positi on. 75 // A value with line value less than a minimum; used as an impossible position .
77 static TextPosition belowRangePosition() { return TextPosition(OrdinalNumber ::beforeFirst(), OrdinalNumber::beforeFirst()); } 76 static TextPosition belowRangePosition() { return TextPosition(OrdinalNumber:: beforeFirst(), OrdinalNumber::beforeFirst()); }
78 77
79 // A value corresponding to a position with given offset within text having the specified line ending offsets. 78 // A value corresponding to a position with given offset within text having th e specified line ending offsets.
80 WTF_EXPORT static TextPosition fromOffsetAndLineEndings(unsigned, const Vect or<unsigned>&); 79 WTF_EXPORT static TextPosition fromOffsetAndLineEndings(unsigned, const Vector <unsigned>&);
81 80
82 OrdinalNumber m_line; 81 OrdinalNumber m_line;
83 OrdinalNumber m_column; 82 OrdinalNumber m_column;
84 }; 83 };
85 84
86 WTF_EXPORT PassOwnPtr<Vector<unsigned>> lineEndings(const String&); 85 WTF_EXPORT PassOwnPtr<Vector<unsigned>> lineEndings(const String&);
87 86
88 } // namespace WTF 87 } // namespace WTF
89 88
90 using WTF::OrdinalNumber; 89 using WTF::OrdinalNumber;
91 90
92 using WTF::TextPosition; 91 using WTF::TextPosition;
93 92
94 using WTF::lineEndings; 93 using WTF::lineEndings;
95 94
96 #endif // TextPosition_h 95 #endif // TextPosition_h
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