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| author | Pablo Galindo Salgado <Pablogsal@gmail.com> | 2021-08-05 17:28:57 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-08-05 17:28:57 (GMT) |
| commit | f5cbea6b1b5fc39cca377c6cc93f222916015fc4 (patch) | |
| tree | a57f1c3399129af299de14b8952bb77abcb8ba30 /Grammar | |
| parent | 3d315c311676888201f4a3576e4ee3698684a3a2 (diff) | |
| download | cpython-f5cbea6b1b5fc39cca377c6cc93f222916015fc4.zip cpython-f5cbea6b1b5fc39cca377c6cc93f222916015fc4.tar.gz cpython-f5cbea6b1b5fc39cca377c6cc93f222916015fc4.tar.bz2 | |
bpo-44838: Refine the custom syntax errors for invalid 'if' expressions (GH-27615)
Diffstat (limited to 'Grammar')
| -rw-r--r-- | Grammar/python.gram | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Grammar/python.gram b/Grammar/python.gram index 91d8a69..b107e47 100644 --- a/Grammar/python.gram +++ b/Grammar/python.gram @@ -1083,7 +1083,7 @@ invalid_expression: # Soft keywords need to also be ignored because they can be parsed as NAME NAME | !(NAME STRING | SOFT_KEYWORD) a=disjunction b=expression_without_invalid { RAISE_SYNTAX_ERROR_KNOWN_RANGE(a, b, "invalid syntax. Perhaps you forgot a comma?") } - | a=disjunction 'if' b=disjunction !'else' { RAISE_SYNTAX_ERROR_KNOWN_RANGE(a, b, "expected 'else' after 'if' expression") } + | a=disjunction 'if' b=disjunction !('else'|':') { RAISE_SYNTAX_ERROR_KNOWN_RANGE(a, b, "expected 'else' after 'if' expression") } invalid_named_expression: | a=expression ':=' expression { |