[51587aa] | 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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| 3 | // |
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| 4 | // The contents of this file are covered under the licence agreement in the |
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| 5 | // file "LICENCE" distributed with Cforall. |
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| 6 | // |
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[3906301] | 7 | // SemanticError.h -- |
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[51587aa] | 8 | // |
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| 9 | // Author : Richard C. Bilson |
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| 10 | // Created On : Mon May 18 07:44:20 2015 |
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[9ed4f94] | 11 | // Last Modified By : Peter A. Buhr |
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| 12 | // Last Modified On : Tue Aug 29 22:03:36 2017 |
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| 13 | // Update Count : 17 |
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[51587aa] | 14 | // |
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[51b7345] | 15 | |
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[6b0b624] | 16 | #pragma once |
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[51b7345] | 17 | |
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[9ed4f94] | 18 | #include <exception> // for exception |
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| 19 | #include <iostream> // for ostream |
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| 20 | #include <list> // for list |
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| 21 | #include <string> // for string |
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| 22 | #include <unistd.h> // for isatty |
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[51b7345] | 23 | |
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[9ed4f94] | 24 | #include "CodeLocation.h" // for CodeLocation, toString |
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[294647b] | 25 | |
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[d55d7a6] | 26 | //----------------------------------------------------------------------------- |
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| 27 | // Errors |
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[138e29e] | 28 | struct error { |
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| 29 | CodeLocation location; |
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[d55d7a6] | 30 | std::string description; |
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[138e29e] | 31 | |
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| 32 | error() = default; |
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[d55d7a6] | 33 | error( CodeLocation loc, const std::string & str ) : location( loc ), description( str ) {} |
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[138e29e] | 34 | }; |
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| 35 | |
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[01aeade] | 36 | class SemanticError : public std::exception { |
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| 37 | public: |
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[d55d7a6] | 38 | SemanticError() = default; |
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| 39 | SemanticError( CodeLocation location, std::string error ); |
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[01aeade] | 40 | ~SemanticError() throw() {} |
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| 41 | |
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[d55d7a6] | 42 | // constructs an exception using the given message and the printed representation of the obj (T must have a print method) |
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| 43 | template< typename T > SemanticError(const T * obj, const std::string & error); |
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| 44 | template< typename T > SemanticError( CodeLocation location, const T * obj, const std::string & error); |
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| 45 | |
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[9ed4f94] | 46 | static inline const std::string & error_str() { |
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| 47 | static std::string str = isatty( STDERR_FILENO ) ? "\e[31merror:\e[39m " : "error: "; |
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| 48 | return str; |
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| 49 | } |
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| 50 | |
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| 51 | void append( SemanticError & other ); |
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[d55d7a6] | 52 | void append( CodeLocation location, const std::string & ); |
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[01aeade] | 53 | bool isEmpty() const; |
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[d55d7a6] | 54 | void print(); |
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[01aeade] | 55 | private: |
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[138e29e] | 56 | std::list< error > errors; |
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[51b7345] | 57 | }; |
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| 58 | |
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| 59 | template< typename T > |
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[d55d7a6] | 60 | SemanticError::SemanticError( const T * obj, const std::string & error ) |
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| 61 | : SemanticError( obj->location, toString( error, obj ) ) |
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| 62 | {} |
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| 63 | |
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| 64 | template< typename T > |
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| 65 | SemanticError::SemanticError( CodeLocation location, const T * obj, const std::string & error ) |
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| 66 | : SemanticError( location, toString( error, obj ) ) |
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| 67 | {} |
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| 68 | |
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| 69 | //----------------------------------------------------------------------------- |
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| 70 | // Warnings |
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| 71 | class SemanticWarning { |
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| 72 | public: |
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| 73 | SemanticWarning( CodeLocation location, std::string error ); |
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| 74 | ~SemanticWarning() throw() {} |
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| 75 | |
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| 76 | // constructs an exception using the given message and the printed representation of the obj (T must have a print method) |
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| 77 | template< typename T > SemanticWarning(const T * obj, const std::string & error); |
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| 78 | template< typename T > SemanticWarning( CodeLocation location, const T * obj, const std::string & error); |
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| 79 | |
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| 80 | static inline const std::string & warning_str() { |
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| 81 | static std::string str = isatty( STDERR_FILENO ) ? "\e[95mwarning:\e[39m " : "warning: "; |
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| 82 | return str; |
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| 83 | } |
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| 84 | |
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| 85 | private: |
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| 86 | }; |
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| 87 | |
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| 88 | template< typename T > |
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| 89 | SemanticWarning::SemanticWarning( const T * obj, const std::string & error ) |
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| 90 | : SemanticWarning( obj->location, toString( error, obj ) ) |
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| 91 | {} |
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| 92 | |
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| 93 | template< typename T > |
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| 94 | SemanticWarning::SemanticWarning( CodeLocation location, const T * obj, const std::string & error ) |
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| 95 | : SemanticWarning( location, toString( error, obj ) ) |
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| 96 | {} |
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| 97 | |
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| 98 | //----------------------------------------------------------------------------- |
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| 99 | // Helpers |
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| 100 | static inline const std::string & bold_ttycode() { |
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| 101 | static std::string str = isatty( STDERR_FILENO ) ? "\e[1m" : ""; |
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| 102 | return str; |
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| 103 | } |
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| 104 | |
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| 105 | static inline const std::string & reset_font_ttycode() { |
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| 106 | static std::string str = isatty( STDERR_FILENO ) ? "\e[0m" : ""; |
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| 107 | return str; |
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| 108 | } |
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| 109 | |
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| 110 | static inline std::string make_bold( const std::string & str ) { |
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| 111 | return bold_ttycode() + str + reset_font_ttycode(); |
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| 112 | } |
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| 113 | |
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| 114 | struct bold {}; |
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| 115 | static inline std::ostream & operator<<(std::ostream & os, bold) { |
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| 116 | os << bold_ttycode(); |
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| 117 | return os; |
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| 118 | } |
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| 119 | |
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| 120 | struct reset_font {}; |
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| 121 | static inline std::ostream & operator<<(std::ostream & os, reset_font) { |
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| 122 | os << reset_font_ttycode(); |
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| 123 | return os; |
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[51b7345] | 124 | } |
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| 125 | |
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[51587aa] | 126 | // Local Variables: // |
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| 127 | // tab-width: 4 // |
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| 128 | // mode: c++ // |
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| 129 | // compile-command: "make install" // |
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| 130 | // End: // |
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