main.c

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#include <stdio.h>
#include <stdlib.h>
#include "pulsar.h"
 
int main(int argc, const char* argv[]) {
    ps_project_print();
    ps_configure();
 
    if (argc != 2) {
        fprintf(stderr, "usage: %s FILE\n", argv[0]);
        exit(1);
    }
 
    // read the file contents
    const char* filename = argv[1];
    isize length;
    char* buffer = ps_read_file_safe(filename, &length);
    if (!buffer) {
        exit(1);
    }
 
    printf("\nBEGIN MAIN OUTPUT\n\n");
 
    // create the file context
    struct ps_file_ctx file_ctx;
    ps_file_ctx_init(&file_ctx, filename, buffer, length);
 
    {
        ps_arena_open(PS_ARENA_AST);
 
        // lex the file
        struct ps_token_arr* tokens = ps_lex(&file_ctx);
        if (!tokens) {
            ps_print_errors();
            exit(1);
        }
        printf("tokens:\n");
        /* clang-format off */
        $for(tokens, $(token) in {
            ps_token_print(&token, '\n');
        });
        /* clang-format on */
 
        // construct the ast
        struct ps_node_arr* nodes = ps_parse(tokens, &file_ctx);
        if (!nodes) {
            ps_print_errors();
            exit(1);
        }
        printf("\nast:\n");
        /* clang-format off */
        $for(nodes, $(node) in {
            ps_node_print(node, '\n', 0);
        });
        /* clang-format on */
 
        ps_arena_close(PS_ARENA_AST);
    }
 
    printf("\nEND MAIN OUTPUT\n");
 
    free(buffer);
 
    return 0;
}