10 /// Contains functions for text encoding manipulation. Supports UTF-8,
31 /// Detects encoding of the Text. If the Text can be decoded using UTF-8,
33 inline Encoding detectEncoding(StringRef Text) {  in detectEncoding()  argument
34   const llvm::UTF8 *Ptr = reinterpret_cast<const llvm::UTF8 *>(Text.begin());  in detectEncoding()
35   const llvm::UTF8 *BufEnd = reinterpret_cast<const llvm::UTF8 *>(Text.end());  in detectEncoding()
41 /// Returns the number of columns required to display the \p Text on a
42 /// generic Unicode-capable terminal. Text is assumed to use the specified
44 inline unsigned columnWidth(StringRef Text, Encoding Encoding) {  in columnWidth()  argument
46     int ContentWidth = llvm::sys::unicode::columnWidthUTF8(Text);  in columnWidth()
54   return Text.size();  in columnWidth()
57 /// Returns the number of columns required to display the \p Text,
59 /// text is assumed to use the specified \p Encoding.
60 inline unsigned columnWidthWithTabs(StringRef Text, unsigned StartColumn,  in columnWidthWithTabs()  argument
63   StringRef Tail = Text;  in columnWidthWithTabs()
94 /// Text should span from the beginning of the escape sequence (starting with a
96 inline unsigned getEscapeSequenceLength(StringRef Text) {  in getEscapeSequenceLength()  argument
97   assert(Text[0] == '\\');  in getEscapeSequenceLength()
98   if (Text.size() < 2)  in getEscapeSequenceLength()
101   switch (Text[1]) {  in getEscapeSequenceLength()
108     while (I < Text.size() && isHexDigit(Text[I]))  in getEscapeSequenceLength()
113     if (isOctDigit(Text[1])) {  in getEscapeSequenceLength()
115       while (I < Text.size() && I < 4 && isOctDigit(Text[I]))  in getEscapeSequenceLength()
119     return 1 + llvm::getNumBytesForUTF8(Text[1]);  in getEscapeSequenceLength()