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Zend language scanner: minor refactorings #20480

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Zend language scanner: minor refactorings #20480

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9254d52
Use uint32_t type
Girgias Nov 13, 2025
b613995
Make some structs private
Girgias Nov 14, 2025
16665ef
Add some header includes and detail reasons why
Girgias Nov 14, 2025
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13 changes: 0 additions & 13 deletions Zend/zend_language_scanner.h
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Original file line number Diff line number Diff line change
Expand Up @@ -61,19 +61,6 @@ typedef struct _zend_lex_state {
zend_arena *ast_arena;
} zend_lex_state;

typedef struct _zend_heredoc_label {
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@ndossche ndossche Nov 15, 2025

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I don't think it makes sense to make these private, as they can be accessed via the public struct via heredoc_label_stack. Similar issue for zend_nest_location.

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@Girgias Girgias Nov 16, 2025

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Good point, will revert.

char *label;
int length;
int indentation;
bool indentation_uses_spaces;
} zend_heredoc_label;

/* Track locations of unclosed {, [, (, etc. for better syntax error reporting */
typedef struct _zend_nest_location {
char text;
uint32_t lineno;
} zend_nest_location;

BEGIN_EXTERN_C()
ZEND_API void zend_save_lexical_state(zend_lex_state *lex_state);
ZEND_API void zend_restore_lexical_state(zend_lex_state *lex_state);
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13 changes: 13 additions & 0 deletions Zend/zend_language_scanner.l
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Expand Up @@ -48,6 +48,19 @@
#include "zend_exceptions.h"
#include "zend_virtual_cwd.h"

typedef struct _zend_heredoc_label {
char *label;
int length;
int indentation;
bool indentation_uses_spaces;
} zend_heredoc_label;

/* Track locations of unclosed {, [, (, etc. for better syntax error reporting */
typedef struct _zend_nest_location {
char text;
uint32_t lineno;
} zend_nest_location;

#define YYCTYPE unsigned char
#define YYFILL(n) { if ((YYCURSOR + n) >= (YYLIMIT + ZEND_MMAP_AHEAD)) { return 0; } }
#define YYCURSOR SCNG(yy_cursor)
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