Function celMatcherStringMacroExpander

modules/caddyhttp/celmatcher.go:613–623

celMatcherStringMacroExpander validates that the macro is called a single string argument. The following function call is returned: <funcName>(request, arg)

(funcName string)

//
// The following function call is returned: <funcName>(request, arg)
func celMatcherStringMacroExpander(funcName string) parser.MacroExpander {
	return func(eh cel.MacroExprFactory, target ast.Expr, args []ast.Expr) (ast.Expr, *common.Error) {
		if len(args) != 1 {
			return nil, eh.NewError(0, "matcher requires one argument")
		}
		if isCELStringExpr(args[0]) {
			return eh.NewCall(funcName, eh.NewIdent(CELRequestVarName), args[0]), nil
		}
		return nil, eh.NewError(args[0].ID(), "matcher argument must be a string literal")
	}
}

// celMatcherJSONMacroExpander validates that the macro is called a single
// map literal argument.