File: main.c

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libcleri 1.0.2-1
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#include <stdio.h>
#include <cleri/cleri.h>

void test_str(cleri_grammar_t * grammar, const char * str)
{
    cleri_parse_t * pr = cleri_parse(grammar, str);
    printf("Test string '%s': %s\n", str, pr->is_valid ? "true" : "false");
    cleri_parse_free(pr);
}

int main(void)
{
    /* define grammar */
    cleri_t * k_hi = cleri_keyword(0, "hi", 0);
    cleri_t * r_name = cleri_regex(0, "^(?:\"(?:[^\"]*)\")+");
    cleri_t * start = cleri_sequence(0, 2, k_hi, r_name);

    /* compile grammar */
    cleri_grammar_t * my_grammar = cleri_grammar(start, NULL);

    /* test some strings */
    test_str(my_grammar, "hi \"Iris\"");  // true
    test_str(my_grammar, "bye \"Iris\""); // false

    /* cleanup grammar */
    cleri_grammar_free(my_grammar);

    return 0;
}