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68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
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#ifndef _RE2C_CONF_WARN_
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#define _RE2C_CONF_WARN_
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#include "src/util/c99_stdint.h"
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#include <string>
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#include <vector>
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#include "src/ir/skeleton/way.h"
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#include "src/parse/rules.h"
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namespace re2c {
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#define RE2C_WARNING_TYPES \
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W (CONDITION_ORDER, "condition-order"), \
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W (EMPTY_CHARACTER_CLASS, "empty-character-class"), \
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W (MATCH_EMPTY_STRING, "match-empty-string"), \
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W (SWAPPED_RANGE, "swapped-range"), \
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W (UNDEFINED_CONTROL_FLOW, "undefined-control-flow"), \
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W (UNREACHABLE_RULES, "unreachable-rules"), \
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W (USELESS_ESCAPE, "useless-escape"),
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class Warn
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{
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public:
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enum type_t
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{
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#define W(x, y) x
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RE2C_WARNING_TYPES
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#undef W
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TYPES // count
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};
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enum option_t
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{
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W,
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WNO,
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WERROR,
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WNOERROR
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};
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private:
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static const uint32_t SILENT;
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static const uint32_t WARNING;
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static const uint32_t ERROR;
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static const char * names [TYPES];
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uint32_t mask[TYPES];
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bool error_accuml;
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public:
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Warn ();
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bool error () const;
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void set (type_t t, option_t o);
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void set_all ();
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void set_all_error ();
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void fail (type_t t, uint32_t line, const char * s);
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void condition_order (uint32_t line);
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void empty_class (uint32_t line);
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void match_empty_string (uint32_t line);
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void swapped_range (uint32_t line, uint32_t l, uint32_t u);
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void undefined_control_flow (uint32_t line, const std::string & cond, std::vector<way_t> & ways, bool overflow);
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void unreachable_rule (const std::string & cond, const rule_info_t & rule, const rules_t & rules);
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void useless_escape (uint32_t line, uint32_t col, char c);
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};
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} // namespace re2c
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#endif // _RE2C_CONF_WARN_
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