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/**
* Copyright (c) 2015, Timothy Stack
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of Timothy Stack nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdlib.h>
#include "config.h"
#include "shlex.hh"
using namespace std;
const char* ST_TOKEN_NAMES[] = {
"err",
"wsp",
"esc",
"dst",
"den",
"sst",
"sen",
"ref",
"qrf",
"til",
};
int
main(int argc, char* argv[])
{
if (argc < 2) {
fprintf(stderr, "error: expecting an argument to parse\n");
exit(EXIT_FAILURE);
}
shlex lexer(argv[1], strlen(argv[1]));
string_fragment cap;
shlex_token_t token;
printf(" %s\n", argv[1]);
while (lexer.tokenize(cap, token)) {
int lpc;
printf("%s ", ST_TOKEN_NAMES[(int) token]);
for (lpc = 0; lpc < cap.sf_end; lpc++) {
if (lpc == cap.sf_begin) {
fputc('^', stdout);
} else if (lpc == (cap.sf_end - 1)) {
fputc('^', stdout);
} else if (lpc > cap.sf_begin) {
fputc('-', stdout);
} else {
fputc(' ', stdout);
}
}
printf("\n");
}
lexer.reset();
std::string result;
if (lexer.eval(result, map<string, string>())) {
printf("eval -- %s\n", result.c_str());
}
lexer.reset();
std::vector<std::string> sresult;
if (lexer.split(sresult, map<string, string>())) {
printf("split:\n");
for (size_t lpc = 0; lpc < sresult.size(); lpc++) {
printf(" %zu -- %s\n", lpc, sresult[lpc].c_str());
}
}
return EXIT_SUCCESS;
}
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