Add a new command ".|" read to eof

- like | but doesn't stop on empty newlines
- useful for parsing Advent of code inputs

Author: monkeygroover

lib/interp/commands/special_interp.ex

@@ -32,6 +32,7 @@ defmodule Interp.SpecialInterp do
             "I" -> {Stack.push(stack, InputHandler.read_input()), environment}
             "$" -> {Stack.push(Stack.push(stack, 1), InputHandler.read_input()), environment}
             "Î" -> {Stack.push(Stack.push(stack, 0), InputHandler.read_input()), environment}
+            ".|" -> {Stack.push(stack, InputHandler.read_until_eof()), environment}
             "|" -> {Stack.push(stack, InputHandler.read_until_newline()), environment}
             "#" ->
                 {element, new_stack, environment} = Stack.pop(stack, environment)

lib/reading/input.ex

@@ -53,4 +53,20 @@ defmodule Reading.InputHandler do
             true -> read_until_newline([String.trim_trailing(input, "\n") | acc])
         end
     end
-end
+
+    def read_until_eof() do
+        result = read_until_eof([]) |> Enum.reverse
+        global_env = Globals.get()
+        Globals.set(%{global_env | inputs: global_env.inputs ++ [result]})
+        result
+    end
+
+    defp read_until_eof(acc) do
+        input = IO.read(:stdio, :line)
+        cond do
+            input == :eof -> acc
+            input == "\n" -> read_until_eof(["" | acc])
+            true -> read_until_eof([String.trim_trailing(input, "\n") | acc])
+        end
+    end
+end

lib/reading/reader.ex

@@ -40,7 +40,7 @@ defmodule Reading.Reader do
     def ternary_ops, do: regexify ["ǝ", "Š", "‡", ":", "Λ", ".Λ", ".:", ".;"]
 
     def special_ops, do: regexify [")", "r", "©", "¹", "²", "³", "I", "$", "Î", "#", "Ÿ", "ø", "ζ", "ι", "¿", 
-                                   "ã", "M", ".¿", ".V", "₅", "₆", "|", ".Æ"]
+                                   "ã", "M", ".¿", ".V", "₅", "₆", "|", ".|", ".Æ"]
 
     def subprogram_ops, do: regexify ["ʒ", "ε", "Δ", "Σ", "F", "G", "v", "ƒ", "µ", "[", "i", "λ", ".γ", ".¡", ".Δ",
                                       "ÅΔ", "E", ".æ", ".Γ", "Å»", "Å«", "Å€", ".¬", "ÅÏ"]