go/parser: remove unused method checkBinaryExpr

Change-Id: Ica981657e50e30cbfa1757e8457819a479f11c7d
Reviewed-on: https://go-review.googlesource.com/c/go/+/412775
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Robert Griesemer <gri@google.com>
Run-TryBot: Robert Griesemer <gri@google.com>
Reviewed-by: Robert Griesemer <gri@google.com>
This commit is contained in:
Robert Griesemer 2022-06-16 11:10:54 -07:00 committed by Gopher Robot
parent 74f1fa6ecb
commit 32510eea74

View file

@ -1821,23 +1821,6 @@ func (p *parser) parseBinaryExpr(x ast.Expr, prec1 int, check bool) ast.Expr {
}
}
// checkBinaryExpr checks binary expressions that were not already checked by
// parseBinaryExpr, because the latter was called with check=false.
func (p *parser) checkBinaryExpr(x ast.Expr) {
bx, ok := x.(*ast.BinaryExpr)
if !ok {
return
}
bx.X = p.checkExpr(bx.X)
bx.Y = p.checkExpr(bx.Y)
// parseBinaryExpr checks x and y for each binary expr in a tree, so we
// traverse the tree of binary exprs starting from x.
p.checkBinaryExpr(bx.X)
p.checkBinaryExpr(bx.Y)
}
// The result may be a type or even a raw type ([...]int). Callers must
// check the result (using checkExpr or checkExprOrType), depending on
// context.