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device_parser: improve error reporting #81

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Merged
lumag merged 1 commit into from
Feb 21, 2025
Merged

device_parser: improve error reporting #81

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34 changes: 33 additions & 1 deletion device_parser.c
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,11 @@ static void nextsym(struct device_parser *dp)
{
if (!yaml_parser_parse(&dp->parser, &dp->event)) {
fprintf(stderr, "device parser: error %u\n", dp->parser.error);
fprintf(stderr,
"device parser: index %zu, line %zu, column %zu\n",
dp->parser.context_mark.index,
dp->parser.context_mark.line,
dp->parser.context_mark.column);
exit(1);
}
}
Expand All @@ -43,14 +48,41 @@ int device_parser_accept(struct device_parser *dp, int type,
}
}

void decode_yaml_type_error(struct device_parser *dp, int type)
{
char event_type[11][26] = {
"YAML_NO_EVENT",
"YAML_STREAM_START_EVENT",
"YAML_STREAM_END_EVENT",
"YAML_DOCUMENT_START_EVENT",
"YAML_DOCUMENT_END_EVENT",
"YAML_ALIAS_EVENT",
"YAML_SCALAR_EVENT",
"YAML_SEQUENCE_START_EVENT",
"YAML_SEQUENCE_END_EVENT",
"YAML_MAPPING_START_EVENT",
"YAML_MAPPING_END_EVENT"
};

fprintf(stderr,
"device parser: expected %s got %s\n",
event_type[type],
event_type[dp->event.type]);
fprintf(stderr,
"device parser: index %zu, line %zu, column %zu\n",
dp->parser.mark.index,
dp->parser.mark.line,
dp->parser.mark.column);
}

bool device_parser_expect(struct device_parser *dp, int type,
char *scalar, size_t scalar_len)
{
if (device_parser_accept(dp, type, scalar, scalar_len)) {
return true;
}

fprintf(stderr, "device parser: expected %d got %u\n", type, dp->event.type);
decode_yaml_type_error(dp, type);
exit(1);
}

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