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Convert parse errors to exceptions.

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Parser no longer prints an error, but instead returns an exception ID
and message.
This commit is contained in:
Damien George
2014-01-15 21:23:31 +00:00
parent 24224d7c72
commit 9528cd66d7
9 changed files with 73 additions and 41 deletions
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10
py/lexer.h
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@@ -124,8 +124,6 @@ typedef void (*mp_lexer_stream_close_t)(void*);
typedef struct _mp_lexer_t mp_lexer_t;
void mp_token_show(const mp_token_t *tok);
void mp_token_show_error_prefix(const mp_token_t *tok);
bool mp_token_show_error(const mp_token_t *tok, const char *msg);
mp_lexer_t *mp_lexer_new(const char *src_name, void *stream_data, mp_lexer_stream_next_char_t stream_next_char, mp_lexer_stream_close_t stream_close);
mp_lexer_t *mp_lexer_new_from_str_len(const char *src_name, const char *str, uint len, uint free_len);
@@ -134,12 +132,8 @@ void mp_lexer_free(mp_lexer_t *lex);
void mp_lexer_to_next(mp_lexer_t *lex);
const mp_token_t *mp_lexer_cur(const mp_lexer_t *lex);
bool mp_lexer_is_kind(mp_lexer_t *lex, mp_token_kind_t kind);
/* unused
bool mp_lexer_is_str(mp_lexer_t *lex, const char *str);
bool mp_lexer_opt_kind(mp_lexer_t *lex, mp_token_kind_t kind);
bool mp_lexer_opt_str(mp_lexer_t *lex, const char *str);
*/
bool mp_lexer_show_error(mp_lexer_t *lex, const char *msg);
bool mp_lexer_show_error_pythonic_prefix(mp_lexer_t *lex);
bool mp_lexer_show_error_pythonic(mp_lexer_t *lex, const char *msg);
// used to import a module; must be implemented for a specific port