Function isCELStringExpr

modules/caddyhttp/celmatcher.go:733–735

isCELStringExpr indicates whether the expression is a supported string expression

(e ast.Expr)

// isCELStringExpr indicates whether the expression is a supported string expression
func isCELStringExpr(e ast.Expr) bool {
	return isCELStringLiteral(e) || isCELCaddyPlaceholderCall(e) || isCELConcatCall(e)
}

// isCELStringLiteral returns whether the expression is a CEL string literal.
func isCELStringLiteral(e ast.Expr) bool {