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the hito embeddable programming language
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12345678910111213141516171819202122232425262728293031323334#include "error.h"#include "source.h"#include <stdio.h>char* error_tag_human_readable(error_tag err_tag) { switch (err_tag) { case ERROR_PARSE_ERROR: return "Parse error"; case ERROR_UNRECOGNISED_TOKEN: return "Unrecognised token"; case ERROR_UNTERMINATED_STRING_LITERAL: return "Unterminated string literal"; case ERROR_EXPECTED_RPAREN: return "Expected closing parenthesis"; case ERROR_EXPECTED_RBRACE: return "Expected closing brace"; case ERROR_EXPECTED_EXPRESSION: return "Expected expression"; case ERROR_INVALID_PATTERN: return "Invalid pattern"; case ERROR_EXPECTED_SEMI: return "Expected semicolon"; case ERROR_UNKNOWN_VARIABLE: return "Unknown variable"; case WARNING: return "Warning"; }}
void error_default_handler(error_t err) { source_print_pos(err.source, err.position); fprintf(stderr,": %s\n", error_tag_human_readable(err.tag)); source_print_line(err.source, err.position, err.highlight_len); fprintf(stderr,"\n");}
static void (*global_handler)(error_t err) = error_default_handler;void error_set_handler(void (*eh)(error_t err)) { global_handler = eh;}void error_report(error_t error) { global_handler(error);}