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| author | Ivan Levkivskyi <levkivskyi@gmail.com> | 2017-10-26 21:28:35 (GMT) |
|---|---|---|
| committer | Serhiy Storchaka <storchaka@gmail.com> | 2017-10-26 21:28:35 (GMT) |
| commit | 8c83c23fa32405aa9212f028d234f4129d105a23 (patch) | |
| tree | 17bffa5e67b52870e4d3e4db2c20ebcb320f5a4e /Python | |
| parent | 66c88ce30ca2b23daa37038e1a3c0de98f241f50 (diff) | |
| download | cpython-8c83c23fa32405aa9212f028d234f4129d105a23.zip cpython-8c83c23fa32405aa9212f028d234f4129d105a23.tar.gz cpython-8c83c23fa32405aa9212f028d234f4129d105a23.tar.bz2 | |
bpo-28936: Detect lexically first syntax error first (#4097)
Lexically first global and nonlocal syntax errors at given scope should be detected first.
Diffstat (limited to 'Python')
| -rw-r--r-- | Python/symtable.c | 34 |
1 files changed, 16 insertions, 18 deletions
diff --git a/Python/symtable.c b/Python/symtable.c index 2658b91..55815c9 100644 --- a/Python/symtable.c +++ b/Python/symtable.c @@ -9,6 +9,12 @@ #include "structmember.h" /* error strings used for warnings */ +#define GLOBAL_PARAM \ +"name '%U' is parameter and global" + +#define NONLOCAL_PARAM \ +"name '%U' is parameter and nonlocal" + #define GLOBAL_AFTER_ASSIGN \ "name '%U' is assigned to before global declaration" @@ -465,12 +471,6 @@ analyze_name(PySTEntryObject *ste, PyObject *scopes, PyObject *name, long flags, PyObject *global) { if (flags & DEF_GLOBAL) { - if (flags & DEF_PARAM) { - PyErr_Format(PyExc_SyntaxError, - "name '%U' is parameter and global", - name); - return error_at_directive(ste, name); - } if (flags & DEF_NONLOCAL) { PyErr_Format(PyExc_SyntaxError, "name '%U' is nonlocal and global", @@ -485,12 +485,6 @@ analyze_name(PySTEntryObject *ste, PyObject *scopes, PyObject *name, long flags, return 1; } if (flags & DEF_NONLOCAL) { - if (flags & DEF_PARAM) { - PyErr_Format(PyExc_SyntaxError, - "name '%U' is parameter and nonlocal", - name); - return error_at_directive(ste, name); - } if (!bound) { PyErr_Format(PyExc_SyntaxError, "nonlocal declaration not allowed at module level"); @@ -1284,9 +1278,11 @@ symtable_visit_stmt(struct symtable *st, stmt_ty s) long cur = symtable_lookup(st, name); if (cur < 0) VISIT_QUIT(st, 0); - if (cur & (DEF_LOCAL | USE | DEF_ANNOT)) { - char* msg; - if (cur & USE) { + if (cur & (DEF_PARAM | DEF_LOCAL | USE | DEF_ANNOT)) { + const char* msg; + if (cur & DEF_PARAM) { + msg = GLOBAL_PARAM; + } else if (cur & USE) { msg = GLOBAL_AFTER_USE; } else if (cur & DEF_ANNOT) { msg = GLOBAL_ANNOT; @@ -1315,9 +1311,11 @@ symtable_visit_stmt(struct symtable *st, stmt_ty s) long cur = symtable_lookup(st, name); if (cur < 0) VISIT_QUIT(st, 0); - if (cur & (DEF_LOCAL | USE | DEF_ANNOT)) { - char* msg; - if (cur & USE) { + if (cur & (DEF_PARAM | DEF_LOCAL | USE | DEF_ANNOT)) { + const char* msg; + if (cur & DEF_PARAM) { + msg = NONLOCAL_PARAM; + } else if (cur & USE) { msg = NONLOCAL_AFTER_USE; } else if (cur & DEF_ANNOT) { msg = NONLOCAL_ANNOT; |