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add infrastructure to keep track of observed type names in the future

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This commit is contained in:
Josh Holtrop 2018-05-08 20:03:20 -04:00
parent 07fb50bb86
commit accaed47bc
2 changed files with 12 additions and 0 deletions
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7
src/parser/parser.cc
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@ -6,6 +6,8 @@
#include <unistd.h> #include <unistd.h>
#include <stdbool.h> #include <stdbool.h>
std::unordered_set<std::string> type_names;
extern FILE * yyin; extern FILE * yyin;
static const char * input_fname; static const char * input_fname;
@ -192,3 +194,8 @@ void handle_parse_error(const char * str, const YYLTYPE * yylloc)
yylloc->last_column); yylloc->last_column);
display_error_source(yylloc->last_line, yylloc->last_column); display_error_source(yylloc->last_line, yylloc->last_column);
} }
void observe_type_name(const std::string & type_name)
{
type_names.insert(type_name);
}

5
src/parser/parser.h
View File

@ -3,10 +3,15 @@
#include "Node.h" #include "Node.h"
#include "parser.tab.hh" #include "parser.tab.hh"
#include <unordered_set>
#include <string>
#define YYSTYPE Node * #define YYSTYPE Node *
extern std::unordered_set<std::string> type_names;
void parse(const char * filename); void parse(const char * filename);
void handle_parse_error(const char * str, const YYLTYPE * yylloc); void handle_parse_error(const char * str, const YYLTYPE * yylloc);
void observe_type_name(const std::string & type_name);
#endif #endif