♻️ priting AST node tree as default

igorkulman · igorkulman · commit 055842aad211 · 2017-12-07T23:43:04.000+01:00
diff --git a/PascalInterpreter.playground/Contents.swift b/PascalInterpreter.playground/Contents.swift
@@ -17,4 +17,4 @@ let interpeter = Interpreter("7 + 3 * (10 / (12 / (3 + 1) - 1)) / (2 + 3) - 5 -
 interpeter.eval()
 
 let parser = Parser("2 * (7 + 3) ")
-print(parser.expr().asString)
+print(parser.expr())
diff --git a/SwiftPascalInterpreter/SwiftPascalInterpreter/Extensions.swift b/SwiftPascalInterpreter/SwiftPascalInterpreter/Extensions.swift
@@ -97,8 +97,8 @@ extension Interpreter: CustomStringConvertible {
     }
 }
 
-extension AST {
-    public var asString: String {
+extension AST: CustomStringConvertible {
+    public var description: String {
         return treeString(self, using: { node in
             switch node {
             case let .number(value):

Original file line number	Diff line number	Diff line change
`@@ -97,8 +97,8 @@ extension Interpreter: CustomStringConvertible {`
`97`	`97`	`}`
`98`	`98`	`}`
`99`	`99`
`100`		`-extension AST {`
`101`		`- public var asString: String {`
	`100`	`+extension AST: CustomStringConvertible {`
	`101`	`+ public var description: String {`
`102`	`102`	`return treeString(self, using: { node in`
`103`	`103`	`switch node {`
`104`	`104`	`case let .number(value):`