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Python: Add support for template string literals #20708

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Python: Add support for template string literals #20708

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7768ebe
Python: Add parser support for template strings
tausbn Oct 28, 2025
cd7ae34
Python: Regenerate parser files
tausbn Oct 28, 2025
28e733e
Python: Support template strings in rest of extractor
tausbn Oct 28, 2025
652c335
Python: Regenerate AST and dbscheme files
tausbn Oct 28, 2025
414e689
Python: Add AST node wrappers
tausbn Dec 4, 2025
47c967a
Python: Bump extractor version
tausbn Dec 4, 2025
82c629a
Python: Add up-/downgrade scripts for template literals
tausbn Dec 4, 2025
b9616eb
Python: Add stats
tausbn Dec 4, 2025
4d45b58
Python: Add change note
tausbn Dec 4, 2025
6b03130
Python: Fix bad join in `import_points_to`
tausbn Dec 18, 2025
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1,282 changes: 1,282 additions & 0 deletions python/downgrades/8d257a4a9bc78e39856d6cd33499389fc5148d4f/old.dbscheme
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21 changes: 21 additions & 0 deletions python/downgrades/8d257a4a9bc78e39856d6cd33499389fc5148d4f/py_exprs.ql
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Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
// We must wrap the DB types, as these cannot appear in argument lists
class Expr_ extends @py_expr {
string toString() { result = "Expr" }
}

class ExprParent_ extends @py_expr_parent {
string toString() { result = "ExprList" }
}

query predicate py_exprs_without_template_strings(Expr_ id, int kind, ExprParent_ parent, int idx) {
py_exprs(id, kind, parent, idx) and
// From the dbscheme:
//
// case @py_expr.kind of
// ...
// | 39 = @py_SpecialOperation
// | 40 = @py_TemplateString
// | 41 = @py_JoinedTemplateString
// | 42 = @py_TemplateStringPart;
not kind in [40, 41, 42]
}
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