mirror of
https://github.com/janet-lang/janet
synced 2024-11-18 14:44:48 +00:00
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
#include "unit.h"
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#include <dst/dst.h>
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int main() {
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DstParseResult pres;
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DstAssembleOptions opts;
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DstAssembleResult ares;
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DstFunction *func;
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FILE *f = fopen("./dsttest/minimal.dsts", "rb");
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fseek(f, 0, SEEK_END);
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long fsize = ftell(f);
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fseek(f, 0, SEEK_SET); //same as rewind(f);
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char *string = malloc(fsize + 1);
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fread(string, fsize, 1, f);
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fclose(f);
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string[fsize] = 0;
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dst_init();
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pres = dst_parsec(string);
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free(string);
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if (pres.status == DST_PARSE_ERROR) {
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dst_puts(dst_formatc("parse error at %d: %S\n", pres.bytes_read, pres.error));
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return 1;
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}
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assert(pres.status == DST_PARSE_OK);
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dst_puts(dst_formatc("\nparse result: %v\n\n", pres.value));
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opts.flags = 0;
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opts.source = pres.value;
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opts.sourcemap = pres.map;
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ares = dst_asm(opts);
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if (ares.status == DST_ASSEMBLE_ERROR) {
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dst_puts(dst_formatc("assembly error: %S\n", ares.error));
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dst_puts(dst_formatc("error location: %d, %d\n", ares.error_start, ares.error_end));
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return 1;
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}
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assert(ares.status == DST_ASSEMBLE_OK);
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func = dst_asm_func(ares);
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dst_puts(dst_formatc("\nfuncdef: %v\n\n", dst_disasm(ares.funcdef)));
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dst_run(dst_wrap_function(func));
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dst_puts(dst_formatc("result: %v\n", dst_vm_fiber->ret));
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dst_deinit();
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return 0;
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}
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