fmt: remove unnecessary paren in assert stmt (#12546)

vlib/v/fmt/fmt.v

@@ -711,15 +711,11 @@ fn expr_is_single_line(expr ast.Expr) bool {
 
 pub fn (mut f Fmt) assert_stmt(node ast.AssertStmt) {
 	f.write('assert ')
-	if node.expr is ast.ParExpr {
-		if node.expr.expr is ast.InfixExpr {
-			infix := node.expr.expr
-			f.expr(infix)
-			f.writeln('')
-			return
-		}
+	mut expr := node.expr
+	for expr is ast.ParExpr {
+		expr = (expr as ast.ParExpr).expr
 	}
-	f.expr(node.expr)
+	f.expr(expr)
 	f.writeln('')
 }
 

vlib/v/fmt/tests/asserts_expected.vv

@@ -2,4 +2,5 @@ fn f() {
 	assert 0 == 0
 	assert 0 < 1
 	assert (1 + 2) == 3
+	assert true
 }

vlib/v/fmt/tests/asserts_input.vv

@@ -1,5 +1,6 @@
 fn f() {
 	assert (0 == 0)
 	assert (0 < 1)
-	assert ((1 + 2) == 3)
+	assert (((((1 + 2) == 3))))
+	assert (((true)))
 }

vlib/v/gen/js/tests/testdata/match.v

@@ -25,16 +25,19 @@ fn match_vec(v Vec) {
 fn match_classic_num() {
 	match 42 {
 		0 {
-			assert (false)
+			assert false
+			(false)
 		}
 		1 {
-			assert (false)
+			assert false
+			(false)
 		}
 		42 {
 			println('life')
 		}
 		else {
-			assert (false)
+			assert false
+			(false)
 		}
 	}
 }