Expr class

Represents an expression text. Example:

title: "User account presence"
description: "Determines whether the request has a user account"
expression: "size(request.user) > 0"


Expr.fromJson(Map _json)


description ↔ String
An optional description of the expression. This is a longer text which describes the expression, e.g. when hovered over it in a UI.
read / write
expression ↔ String
Textual representation of an expression in Common Expression Language syntax. [...]
read / write
location ↔ String
An optional string indicating the location of the expression for error reporting, e.g. a file name and a position in the file.
read / write
title ↔ String
An optional title for the expression, i.e. a short string describing its purpose. This can be used e.g. in UIs which allow to enter the expression.
read / write
hashCode → int
The hash code for this object.
read-only, inherited
runtimeType → Type
A representation of the runtime type of the object.
read-only, inherited


toJson() → Map<String, Object>
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
toString() → String
Returns a string representation of this object.


operator ==(dynamic other) → bool
The equality operator.