- Collected the Lux compiler's repo, the Standard Library's, the Leiningen plugin's and the Emacs mode's into a big monorepo, to keep development unified.

4 files changed, 1076 insertions, 0 deletions

diff --git a/luxc/test/test/lux/lexer.clj b/luxc/test/test/lux/lexer.clj
new file mode 100644
index 000000000..3bd45cb5f
--- /dev/null
+++ b/luxc/test/test/lux/lexer.clj
@@ -0,0 +1,276 @@
+;;  Copyright (c) Eduardo Julian. All rights reserved.
+;;  This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
+;;  If a copy of the MPL was not distributed with this file,
+;;  You can obtain one at http://mozilla.org/MPL/2.0/.
+
+(ns test.lux.lexer
+  (:use clojure.test)
+  (:require (lux [base :as & :refer [|do return* return fail fail* |let |case]]
+                 [reader :as &reader]
+                 [lexer :as &lexer])
+            [lux.analyser.module :as &a-module]
+            :reload-all
+            ))
+
+;; [Utils]
+(def ^:private module-name "test")
+
+(defn ^:private make-state [source-code]
+  (&/set$ &/$source (&reader/from module-name source-code)
+          (&/init-state nil)))
+
+;; [Tests]
+(deftest lex-white-space
+  (let [input " \t"]
+    (|case (&/run-state &lexer/lex (make-state input))
+      (&/$Right state [cursor (&lexer/$White_Space output)])
+      (is (= input output))
+
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest lex-comment
+  ;; Should be capable of recognizing both single-line & multi-line comments.
+  (let [input1 " YOLO"
+        input2 "\nLOL\n"
+        input3 " NYAN\n#(\nCAT )#\n"]
+    (|case (&/run-state (|do [[_ single-line] &lexer/lex
+                              [_ multi-line] &lexer/lex
+                              [_ multi-line-embedded] &lexer/lex]
+                          (return (&/T [single-line multi-line multi-line-embedded])))
+                        (make-state (str "##" input1 "\n" "#(" input2 ")#" "\n" "#(" input3 ")#")))
+      (&/$Right state [(&lexer/$Comment output1)
+                       (&lexer/$Comment output2)
+                       (&lexer/$Comment output3)])
+      (are [input output] (= input output)
+           input1 output1
+           input2 output2
+           input3 output3)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest lex-bool
+  (let [input1 "true"
+        input2 "false"]
+    (|case (&/run-state (|do [[_ output1] &lexer/lex
+                              [_ output2] &lexer/lex]
+                          (return (&/T [output1 output2])))
+                        (make-state (str input1 "\n" input2)))
+      (&/$Right state [(&lexer/$Bool output1)
+                       (&lexer/$Bool output2)])
+      (are [input output] (= input output)
+           input1 output1
+           input2 output2)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest lex-int
+  (let [input1 "0"
+        input2 "12"
+        input3 "-123"]
+    (|case (&/run-state (|do [[_ output1] &lexer/lex
+                              [_ output2] &lexer/lex
+                              [_ output3] &lexer/lex]
+                          (return (&/T [output1 output2 output3])))
+                        (make-state (str input1 "\n" input2 "\n" input3)))
+      (&/$Right state [(&lexer/$Int output1)
+                       (&lexer/$Int output2)
+                       (&lexer/$Int output3)])
+      (are [input output] (= input output)
+           input1 output1
+           input2 output2
+           input3 output3)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest lex-real
+  (let [input1 "0.00123"
+        input2 "12.01020300"
+        input3 "-12.3"]
+    (|case (&/run-state (|do [[_ output1] &lexer/lex
+                              [_ output2] &lexer/lex
+                              [_ output3] &lexer/lex]
+                          (return (&/T [output1 output2 output3])))
+                        (make-state (str input1 "\n" input2 "\n" input3)))
+      (&/$Right state [(&lexer/$Real output1)
+                       (&lexer/$Real output2)
+                       (&lexer/$Real output3)])
+      (are [input output] (= input output)
+           input1 output1
+           input2 output2
+           input3 output3)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest lex-char
+  (let [input1 "a"
+        input2 "\\n"
+        input3 " "
+        input4 "\\t"
+        input5 "\\b"
+        input6 "\\r"
+        input7 "\\f"
+        input8 "\\\""
+        input9 "\\\\"]
+    (|case (&/run-state (|do [[_ output1] &lexer/lex
+                              [_ output2] &lexer/lex
+                              [_ output3] &lexer/lex
+                              [_ output4] &lexer/lex
+                              [_ output5] &lexer/lex
+                              [_ output6] &lexer/lex
+                              [_ output7] &lexer/lex
+                              [_ output8] &lexer/lex
+                              [_ output9] &lexer/lex]
+                          (return (&/T [output1 output2 output3 output4 output5 output6 output7 output8 output9])))
+                        (make-state (str "#\"" input1 "\"" "\n" "#\"" input2 "\"" "\n" "#\"" input3 "\""
+                                         "\n" "#\"" input4 "\"" "\n" "#\"" input5 "\"" "\n" "#\"" input6 "\""
+                                         "\n" "#\"" input7 "\"" "\n" "#\"" input8 "\"" "\n" "#\"" input9 "\"")))
+      (&/$Right state [(&lexer/$Char output1)
+                       (&lexer/$Char output2)
+                       (&lexer/$Char output3)
+                       (&lexer/$Char output4)
+                       (&lexer/$Char output5)
+                       (&lexer/$Char output6)
+                       (&lexer/$Char output7)
+                       (&lexer/$Char output8)
+                       (&lexer/$Char output9)])
+      (are [input output] (= input output)
+           input1 output1
+           "\n"   output2
+           input3 output3
+           "\t"   output4
+           "\b"   output5
+           "\r"   output6
+           "\f"   output7
+           "\""   output8
+           "\\"   output9)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest lex-text
+  (let [input1 ""
+        input2 "abc"
+        input3 "yolo\\nlol\\tmeme"
+        input4 "This is a test\\nof multi-line text.\\n\\nI just wanna make sure it works alright..."]
+    (|case (&/run-state (|do [[_ output1] &lexer/lex
+                              [_ output2] &lexer/lex
+                              [_ output3] &lexer/lex
+                              [_ output4] &lexer/lex]
+                          (return (&/T [output1 output2 output3 output4])))
+                        (make-state (str "\"" input1 "\"" "\n" "\"" input2 "\"" "\n" "\"" input3 "\"" "\n" "\"" input4 "\"")))
+      (&/$Right state [(&lexer/$Text output1)
+                       (&lexer/$Text output2)
+                       (&lexer/$Text output3)
+                       (&lexer/$Text output4)])
+      (are [input output] (= input output)
+           input1 output1
+           input2 output2
+           "yolo\nlol\tmeme" output3
+           "This is a test\nof multi-line text.\n\nI just wanna make sure it works alright..." output4)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest lex-symbol
+  (let [input1 "foo"
+        input2 "test;bar0123456789"
+        input3 ";b1a2z3"
+        input4 ";;quux"
+        input5 "!_@$%^&*-+=.<>?/|\\~`':"]
+    (|case (&/run-state (|do [_ (&a-module/enter-module module-name)
+                              [_ output1] &lexer/lex
+                              [_ output2] &lexer/lex
+                              [_ output3] &lexer/lex
+                              [_ output4] &lexer/lex
+                              [_ output5] &lexer/lex]
+                          (return (&/T [output1 output2 output3 output4 output5])))
+                        (make-state (str input1 "\n" input2 "\n" input3 "\n" input4 "\n" input5 " ")))
+      (&/$Right state [(&lexer/$Symbol output1)
+                       (&lexer/$Symbol output2)
+                       (&lexer/$Symbol output3)
+                       (&lexer/$Symbol output4)
+                       (&lexer/$Symbol output5)])
+      (are [input output] (&/ident= input output)
+           (&/T ["" "foo"])                     output1
+           (&/T ["test" "bar0123456789"])       output2
+           (&/T ["lux" "b1a2z3"])               output3
+           (&/T ["test" "quux"])                output4
+           (&/T ["" "!_@$%^&*-+=.<>?/|\\~`':"]) output5)
+      
+      _
+      (is false "Couldn't read")
+      )))
+
+(deftest lex-tag
+  (let [input1 "foo"
+        input2 "test;bar0123456789"
+        input3 ";b1a2z3"
+        input4 ";;quux"
+        input5 "!_@$%^&*-+=.<>?/|\\~`':"]
+    (|case (&/run-state (|do [_ (&a-module/enter-module module-name)
+                              [_ output1] &lexer/lex
+                              [_ output2] &lexer/lex
+                              [_ output3] &lexer/lex
+                              [_ output4] &lexer/lex
+                              [_ output5] &lexer/lex]
+                          (return (&/T [output1 output2 output3 output4 output5])))
+                        (make-state (str "#" input1 "\n" "#" input2 "\n" "#" input3 "\n" "#" input4 "\n" "#" input5 " ")))
+      (&/$Right state [(&lexer/$Tag output1)
+                       (&lexer/$Tag output2)
+                       (&lexer/$Tag output3)
+                       (&lexer/$Tag output4)
+                       (&lexer/$Tag output5)])
+      (are [input output] (&/ident= input output)
+           (&/T ["" "foo"])                     output1
+           (&/T ["test" "bar0123456789"])       output2
+           (&/T ["lux" "b1a2z3"])               output3
+           (&/T ["test" "quux"])                output4
+           (&/T ["" "!_@$%^&*-+=.<>?/|\\~`':"]) output5)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest lex-delimiter
+  (let [input1 "("
+        input2 ")"
+        input3 "["
+        input4 "]"
+        input5 "{"
+        input6 "}"]
+    (|case (&/run-state (|do [_ (&a-module/enter-module module-name)
+                              [_ output1] &lexer/lex
+                              [_ output2] &lexer/lex
+                              [_ output3] &lexer/lex
+                              [_ output4] &lexer/lex
+                              [_ output5] &lexer/lex
+                              [_ output6] &lexer/lex]
+                          (return (&/T [output1 output2 output3 output4 output5 output6])))
+                        (make-state (str input1 "\n" input2 "\n" input3 "\n" input4 "\n" input5 "\n" input6)))
+      (&/$Right state [(&lexer/$Open_Paren)
+                       (&lexer/$Close_Paren)
+                       (&lexer/$Open_Bracket)
+                       (&lexer/$Close_Bracket)
+                       (&lexer/$Open_Brace)
+                       (&lexer/$Close_Brace)])
+      (is true)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(comment
+  (run-all-tests)
+  )
diff --git a/luxc/test/test/lux/parser.clj b/luxc/test/test/lux/parser.clj
new file mode 100644
index 000000000..29e916b74
--- /dev/null
+++ b/luxc/test/test/lux/parser.clj
@@ -0,0 +1,274 @@
+;;  Copyright (c) Eduardo Julian. All rights reserved.
+;;  This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
+;;  If a copy of the MPL was not distributed with this file,
+;;  You can obtain one at http://mozilla.org/MPL/2.0/.
+
+(ns test.lux.parser
+  (:use (clojure test
+                 template))
+  (:require (lux [base :as & :refer [|do return* return fail fail* |let |case]]
+                 [reader :as &reader]
+                 [parser :as &parser])
+            [lux.analyser.module :as &a-module]
+            :reload-all))
+
+;; [Utils]
+(def ^:private module-name "test")
+
+(defn ^:private make-state [source-code]
+  (&/set$ &/$source (&reader/from module-name source-code)
+          (&/init-state nil)))
+
+;; [Tests]
+(deftest parse-white-space
+  (let [input " \t"]
+    (|case (&/run-state &parser/parse (make-state input))
+      (&/$Right state (&/$Nil))
+      (is true)
+
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest parse-comment
+  (let [input1 " YOLO"
+        input2 "\nLOL\n"
+        input3 " NYAN\n#(\nCAT )#\n"]
+    (|case (&/run-state &parser/parse (make-state (str "##" input1 "\n" "#(" input2 ")#" "\n" "#(" input3 ")#")))
+      (&/$Right state (&/$Nil))
+      (is true)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest parse-bool
+  (let [input1 "true"
+        input2 "false"]
+    (|case (&/run-state (|do [output1 &parser/parse
+                              output2 &parser/parse]
+                          (return (&/|++ output1 output2)))
+                        (make-state (str input1 "\n" input2)))
+      (&/$Right state (&/$Cons [_ (&/$BoolS output1)] (&/$Cons [_ (&/$BoolS output2)] (&/$Nil))))
+      (are [input output] (= input output)
+           true  output1
+           false output2)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest parse-int
+  (let [input1 "0"
+        input2 "12"
+        input3 "-123"]
+    (|case (&/run-state (|do [output1 &parser/parse
+                              output2 &parser/parse
+                              output3 &parser/parse]
+                          (return (&/|++ output1 (&/|++ output2 output3))))
+                        (make-state (str input1 "\n" input2 "\n" input3)))
+      (&/$Right state (&/$Cons [_ (&/$IntS output1)] (&/$Cons [_ (&/$IntS output2)] (&/$Cons [_ (&/$IntS output3)] (&/$Nil)))))
+      (are [input output] (= input output)
+           0    output1
+           12   output2
+           -123 output3)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest parse-real
+  (let [input1 "0.00123"
+        input2 "12.01020300"
+        input3 "-12.3"]
+    (|case (&/run-state (|do [output1 &parser/parse
+                              output2 &parser/parse
+                              output3 &parser/parse]
+                          (return (&/|++ output1 (&/|++ output2 output3))))
+                        (make-state (str input1 "\n" input2 "\n" input3)))
+      (&/$Right state (&/$Cons [_ (&/$RealS output1)] (&/$Cons [_ (&/$RealS output2)] (&/$Cons [_ (&/$RealS output3)] (&/$Nil)))))
+      (are [input output] (= input output)
+           0.00123   output1
+           12.010203 output2
+           -12.3     output3)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest parse-char
+  (let [input1 "a"
+        input2 "\\n"
+        input3 " "
+        input4 "\\t"
+        input5 "\\b"
+        input6 "\\r"
+        input7 "\\f"
+        input8 "\\\""
+        input9 "\\\\"]
+    (|case (&/run-state (|do [output1 &parser/parse
+                              output2 &parser/parse
+                              output3 &parser/parse
+                              output4 &parser/parse
+                              output5 &parser/parse
+                              output6 &parser/parse
+                              output7 &parser/parse
+                              output8 &parser/parse
+                              output9 &parser/parse]
+                          (return (&/|++ output1 (&/|++ output2 (&/|++ output3 (&/|++ output4 (&/|++ output5 (&/|++ output6 (&/|++ output7 (&/|++ output8 output9))))))))))
+                        (make-state (str "#\"" input1 "\"" "\n" "#\"" input2 "\"" "\n" "#\"" input3 "\""
+                                         "\n" "#\"" input4 "\"" "\n" "#\"" input5 "\"" "\n" "#\"" input6 "\""
+                                         "\n" "#\"" input7 "\"" "\n" "#\"" input8 "\"" "\n" "#\"" input9 "\"")))
+      (&/$Right state (&/$Cons [_ (&/$CharS output1)]
+                               (&/$Cons [_ (&/$CharS output2)]
+                                        (&/$Cons [_ (&/$CharS output3)]
+                                                 (&/$Cons [_ (&/$CharS output4)]
+                                                          (&/$Cons [_ (&/$CharS output5)]
+                                                                   (&/$Cons [_ (&/$CharS output6)]
+                                                                            (&/$Cons [_ (&/$CharS output7)]
+                                                                                     (&/$Cons [_ (&/$CharS output8)]
+                                                                                              (&/$Cons [_ (&/$CharS output9)]
+                                                                                                       (&/$Nil)))))))))))
+      (are [input output] (= input output)
+           \a         output1
+           \newline   output2
+           \space     output3
+           \tab       output4
+           \backspace output5
+           \return    output6
+           \formfeed  output7
+           \"         output8
+           \\         output9)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest parse-text
+  (let [input1 ""
+        input2 "abc"
+        input3 "yolo\\nlol\\tmeme"
+        input4 "This is a test\\nof multi-line text.\\n\\nI just wanna make sure it works alright..."]
+    (|case (&/run-state (|do [output1 &parser/parse
+                              output2 &parser/parse
+                              output3 &parser/parse
+                              output4 &parser/parse]
+                          (return (&/|++ output1 (&/|++ output2 (&/|++ output3 output4)))))
+                        (make-state (str "\"" input1 "\"" "\n" "\"" input2 "\"" "\n" "\"" input3 "\"" "\n" "\"" input4 "\"")))
+      (&/$Right state (&/$Cons [_ (&/$TextS output1)] (&/$Cons [_ (&/$TextS output2)] (&/$Cons [_ (&/$TextS output3)] (&/$Cons [_ (&/$TextS output4)] (&/$Nil))))))
+      (are [input output] (= input output)
+           input1            output1
+           input2            output2
+           "yolo\nlol\tmeme" output3
+           "This is a test\nof multi-line text.\n\nI just wanna make sure it works alright..." output4)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest parse-symbol
+  (let [input1 "foo"
+        input2 "test;bar0123456789"
+        input3 ";b1a2z3"
+        input4 ";;quux"
+        input5 "!_@$%^&*-+=.<>?/|\\~`':"]
+    (|case (&/run-state (|do [_ (&a-module/enter-module module-name)
+                              output1 &parser/parse
+                              output2 &parser/parse
+                              output3 &parser/parse
+                              output4 &parser/parse
+                              output5 &parser/parse]
+                          (return (&/|++ output1 (&/|++ output2 (&/|++ output3 (&/|++ output4 output5))))))
+                        (make-state (str input1 "\n" input2 "\n" input3 "\n" input4 "\n" input5 " ")))
+      (&/$Right state (&/$Cons [_ (&/$SymbolS output1)]
+                               (&/$Cons [_ (&/$SymbolS output2)]
+                                        (&/$Cons [_ (&/$SymbolS output3)]
+                                                 (&/$Cons [_ (&/$SymbolS output4)]
+                                                          (&/$Cons [_ (&/$SymbolS output5)]
+                                                                   (&/$Nil)))))))
+      (are [input output] (&/ident= input output)
+           (&/T ["" "foo"])                     output1
+           (&/T ["test" "bar0123456789"])       output2
+           (&/T ["lux" "b1a2z3"])               output3
+           (&/T ["test" "quux"])                output4
+           (&/T ["" "!_@$%^&*-+=.<>?/|\\~`':"]) output5)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest parse-tag
+  (let [input1 "foo"
+        input2 "test;bar0123456789"
+        input3 ";b1a2z3"
+        input4 ";;quux"
+        input5 "!_@$%^&*-+=.<>?/|\\~`':"]
+    (|case (&/run-state (|do [_ (&a-module/enter-module module-name)
+                              output1 &parser/parse
+                              output2 &parser/parse
+                              output3 &parser/parse
+                              output4 &parser/parse
+                              output5 &parser/parse]
+                          (return (&/|++ output1 (&/|++ output2 (&/|++ output3 (&/|++ output4 output5))))))
+                        (make-state (str "#" input1 "\n" "#" input2 "\n" "#" input3 "\n" "#" input4 "\n" "#" input5 " ")))
+      (&/$Right state (&/$Cons [_ (&/$TagS output1)]
+                               (&/$Cons [_ (&/$TagS output2)]
+                                        (&/$Cons [_ (&/$TagS output3)]
+                                                 (&/$Cons [_ (&/$TagS output4)]
+                                                          (&/$Cons [_ (&/$TagS output5)]
+                                                                   (&/$Nil)))))))
+      (are [input output] (&/ident= input output)
+           (&/T ["" "foo"])                     output1
+           (&/T ["test" "bar0123456789"])       output2
+           (&/T ["lux" "b1a2z3"])               output3
+           (&/T ["test" "quux"])                output4
+           (&/T ["" "!_@$%^&*-+=.<>?/|\\~`':"]) output5)
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(do-template [<name> <tag> <open> <close>]
+  (deftest <name>
+    (let [input1 "yolo 123 \"lol\" #meme"]
+      (|case (&/run-state &parser/parse
+                          (make-state (str <open> input1 <close>)))
+        (&/$Right state (&/$Cons [_ (<tag> (&/$Cons [_ (&/$SymbolS symv)]
+                                                    (&/$Cons [_ (&/$IntS intv)]
+                                                             (&/$Cons [_ (&/$TextS textv)]
+                                                                      (&/$Cons [_ (&/$TagS tagv)]
+                                                                               (&/$Nil))))))]
+                                 (&/$Nil)))
+        (do (is (&/ident= (&/T ["" "yolo"]) symv))
+          (is (= 123 intv))
+          (is (= "lol" textv))
+          (is (&/ident= (&/T ["" "meme"]) tagv)))
+        
+        _
+        (is false "Couldn't read.")
+        )))
+
+  parse-form  &/$FormS  "(" ")"
+  parse-tuple &/$TupleS "[" "]"
+  )
+
+(deftest parse-record
+  (let [input1 "yolo 123 \"lol\" #meme"]
+    (|case (&/run-state &parser/parse
+                        (make-state (str "{" input1 "}")))
+      (&/$Right state (&/$Cons [_ (&/$RecordS (&/$Cons [[_ (&/$SymbolS symv)] [_ (&/$IntS intv)]]
+                                                       (&/$Cons [[_ (&/$TextS textv)] [_ (&/$TagS tagv)]]
+                                                                (&/$Nil))))]
+                               (&/$Nil)))
+      (do (is (&/ident= (&/T ["" "yolo"]) symv))
+        (is (= 123 intv))
+        (is (= "lol" textv))
+        (is (&/ident= (&/T ["" "meme"]) tagv)))
+      
+      _
+      (is false "Couldn't read.")
+      )))
+
+(comment
+  (run-all-tests)
+  )
diff --git a/luxc/test/test/lux/reader.clj b/luxc/test/test/lux/reader.clj
new file mode 100644
index 000000000..ee9cb4c35
--- /dev/null
+++ b/luxc/test/test/lux/reader.clj
@@ -0,0 +1,53 @@
+;;  Copyright (c) Eduardo Julian. All rights reserved.
+;;  This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
+;;  If a copy of the MPL was not distributed with this file,
+;;  You can obtain one at http://mozilla.org/MPL/2.0/.
+
+(ns test.lux.reader
+  (:use clojure.test)
+  (:require (lux [base :as & :refer [|do return* return fail fail* |let |case]]
+                 [reader :as &reader])
+            :reload-all))
+
+;; [Utils]
+(def source (&reader/from "test" "lol\nmeme\nnyan cat\n\nlolcat"))
+(def init-state (&/set$ &/$source source (&/init-state nil)))
+
+;; [Tests]
+(deftest test-source-code-reading
+  (is (= 5 (&/|length source))))
+
+(deftest test-text-reading
+  ;; Should be capable of recognizing literal texts.
+  (let [input "lo"]
+    (|case (&/run-state (&reader/read-text input) init-state)
+      (&/$Right state [cursor end-line? output])
+      (is (= input output))
+
+      _
+      (is false "Couldn't read.")
+      )))
+
+(deftest test-regex-reading
+  ;; Should be capable of matching simple, grouping regex-patterns.
+  (|case (&/run-state (&reader/read-regex #"l(.)l") init-state)
+    (&/$Right state [cursor end-line? output])
+    (is (= "lol" output))
+
+    _
+    (is false "Couldn't read.")
+    ))
+
+(deftest test-regex+-reading
+  ;; Should be capable of matching multi-line regex-patterns.
+  (|case (&/run-state (&reader/read-regex+ #"(?is)^((?!cat).)*") init-state)
+    (&/$Right state [cursor output])
+    (is (= "\nlol\nmeme\nnyan " output))
+
+    _
+    (is false "Couldn't read.")
+    ))
+
+(comment
+  (run-all-tests)
+  )
diff --git a/luxc/test/test/lux/type.clj b/luxc/test/test/lux/type.clj
new file mode 100644
index 000000000..1a43f7cc4
--- /dev/null
+++ b/luxc/test/test/lux/type.clj
@@ -0,0 +1,473 @@
+;;  Copyright (c) Eduardo Julian. All rights reserved.
+;;  This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
+;;  If a copy of the MPL was not distributed with this file,
+;;  You can obtain one at http://mozilla.org/MPL/2.0/.
+
+(ns test.lux.type
+  (:use clojure.test)
+  (:require (lux [base :as & :refer [|do return* return fail fail* |let |case]]
+                 [type :as &type])
+            :reload-all
+            ))
+
+;; [Tests]
+(deftest check-base-types
+  (|case (&/run-state (|do [_ (&type/check &/$UnitT &/$UnitT)
+
+                            _ (&type/check &/$VoidT &/$VoidT)]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-simple-host-types
+  (|case (&/run-state (|do [_ (&type/check (&/$HostT "java.lang.Boolean" &/$Nil)
+                                           (&/$HostT "java.lang.Boolean" &/$Nil))
+                            
+                            _ (&type/check (&/$HostT "java.lang.Object" &/$Nil)
+                                           (&/$HostT "java.lang.Boolean" &/$Nil))]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-complex-host-types
+  (|case (&/run-state (|do [_ (&type/check (&/$HostT "java.util.List" (&/|list (&/$HostT "java.lang.Boolean" &/$Nil)))
+                                           (&/$HostT "java.util.List" (&/|list (&/$HostT "java.lang.Boolean" &/$Nil))))
+                            
+                            _ (&type/check (&/$HostT "java.util.List" (&/|list (&/$HostT "java.lang.Object" &/$Nil)))
+                                           (&/$HostT "java.util.List" (&/|list (&/$HostT "java.lang.Boolean" &/$Nil))))
+
+                            _ (&type/check (&/$HostT "java.util.List" (&/|list (&/$HostT "java.lang.Boolean" &/$Nil)))
+                                           (&/$HostT "java.util.ArrayList" (&/|list (&/$HostT "java.lang.Boolean" &/$Nil))))]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-named-types
+  (|case (&/run-state (|do [_ (&type/check (&/$NamedT (&/T ["lux" "Bool"]) (&/$HostT "java.lang.Boolean" &/$Nil))
+                                           (&/$HostT "java.lang.Boolean" &/$Nil))
+                            
+                            _ (&type/check (&/$HostT "java.lang.Boolean" &/$Nil)
+                                           (&/$NamedT (&/T ["lux" "Bool"]) (&/$HostT "java.lang.Boolean" &/$Nil)))
+                            
+                            _ (&type/check (&/$NamedT (&/T ["lux" "Bool"]) (&/$HostT "java.lang.Boolean" &/$Nil))
+                                           (&/$NamedT (&/T ["lux" "Bool"]) (&/$HostT "java.lang.Boolean" &/$Nil)))]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-sum-types
+  (|case (&/run-state (|do [_ (&type/check (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil))
+                                           (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$SumT (&/$HostT "java.lang.Object" &/$Nil)
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil))
+                                           (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$SumT (&/$HostT "java.lang.Object" &/$Nil)
+                                                    (&/$HostT "java.lang.Object" &/$Nil))
+                                           (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                    (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                             (&/$HostT "java.lang.Boolean" &/$Nil)))
+                                           (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                    (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                             (&/$HostT "java.lang.Boolean" &/$Nil))))
+
+                            _ (&type/check (&/$SumT (&/$HostT "java.lang.Object" &/$Nil)
+                                                    (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                             (&/$HostT "java.lang.Boolean" &/$Nil)))
+                                           (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                    (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                             (&/$HostT "java.lang.Boolean" &/$Nil))))
+
+                            _ (&type/check (&/$SumT (&/$HostT "java.lang.Object" &/$Nil)
+                                                    (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                             (&/$HostT "java.lang.Object" &/$Nil)))
+                                           (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                    (&/$SumT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                             (&/$HostT "java.lang.Boolean" &/$Nil))))]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-prod-types
+  (|case (&/run-state (|do [_ (&type/check (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                     (&/$HostT "java.lang.Boolean" &/$Nil))
+                                           (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                     (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$ProdT (&/$HostT "java.lang.Object" &/$Nil)
+                                                     (&/$HostT "java.lang.Boolean" &/$Nil))
+                                           (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                     (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$ProdT (&/$HostT "java.lang.Object" &/$Nil)
+                                                     (&/$HostT "java.lang.Object" &/$Nil))
+                                           (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                     (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                     (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                               (&/$HostT "java.lang.Boolean" &/$Nil)))
+                                           (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                     (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                               (&/$HostT "java.lang.Boolean" &/$Nil))))
+
+                            _ (&type/check (&/$ProdT (&/$HostT "java.lang.Object" &/$Nil)
+                                                     (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                               (&/$HostT "java.lang.Boolean" &/$Nil)))
+                                           (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                     (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                               (&/$HostT "java.lang.Boolean" &/$Nil))))
+
+                            _ (&type/check (&/$ProdT (&/$HostT "java.lang.Object" &/$Nil)
+                                                     (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                               (&/$HostT "java.lang.Object" &/$Nil)))
+                                           (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                     (&/$ProdT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                               (&/$HostT "java.lang.Boolean" &/$Nil))))]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-lambda-types
+  (|case (&/run-state (|do [_ (&type/check (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                       (&/$HostT "java.lang.Boolean" &/$Nil))
+                                           (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                       (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                       (&/$HostT "java.lang.Boolean" &/$Nil))
+                                           (&/$LambdaT (&/$HostT "java.lang.Object" &/$Nil)
+                                                       (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                       (&/$HostT "java.lang.Object" &/$Nil))
+                                           (&/$LambdaT (&/$HostT "java.lang.Object" &/$Nil)
+                                                       (&/$HostT "java.lang.Boolean" &/$Nil)))
+                            
+                            _ (&type/check (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                       (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                                   (&/$HostT "java.lang.Boolean" &/$Nil)))
+                                           (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                       (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                                   (&/$HostT "java.lang.Boolean" &/$Nil))))
+
+                            _ (&type/check (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                       (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                                   (&/$HostT "java.lang.Boolean" &/$Nil)))
+                                           (&/$LambdaT (&/$HostT "java.lang.Object" &/$Nil)
+                                                       (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                                   (&/$HostT "java.lang.Boolean" &/$Nil))))
+
+                            _ (&type/check (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                       (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                                   (&/$HostT "java.lang.Object" &/$Nil)))
+                                           (&/$LambdaT (&/$HostT "java.lang.Object" &/$Nil)
+                                                       (&/$LambdaT (&/$HostT "java.lang.Boolean" &/$Nil)
+                                                                   (&/$HostT "java.lang.Boolean" &/$Nil))))
+                            ]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-ex-types
+  (|case (&/run-state (|do [_ (&type/check (&/$ExT 0) (&/$ExT 0))]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-univ-quantification
+  (|case (&/run-state (|do [_ (&type/check (&/$UnivQ (&/|list)
+                                                     (&/$LambdaT &/$VoidT (&/$BoundT 1)))
+                                           (&/$UnivQ (&/|list)
+                                                     (&/$LambdaT &/$VoidT (&/$BoundT 1))))
+
+                            _ (&type/check (&/$UnivQ (&/|list)
+                                                     (&/$SumT
+                                                      ;; lux;None
+                                                      &/$UnitT
+                                                      ;; lux;Some
+                                                      (&/$BoundT 1)))
+                                           (&/$UnivQ (&/|list)
+                                                     (&/$SumT
+                                                      ;; lux;None
+                                                      &/$UnitT
+                                                      ;; lux;Some
+                                                      (&/$BoundT 1))))
+
+                            _ (&type/check (&/$UnivQ (&/|list)
+                                                     (&/$SumT
+                                                      ;; lux;Nil
+                                                      &/$UnitT
+                                                      ;; lux;Cons
+                                                      (&/$ProdT (&/$BoundT 1)
+                                                                (&/$AppT (&/$BoundT 0)
+                                                                         (&/$BoundT 1)))))
+                                           (&/$UnivQ (&/|list)
+                                                     (&/$SumT
+                                                      ;; lux;Nil
+                                                      &/$UnitT
+                                                      ;; lux;Cons
+                                                      (&/$ProdT (&/$BoundT 1)
+                                                                (&/$AppT (&/$BoundT 0)
+                                                                         (&/$BoundT 1))))))]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-ex-quantification
+  (|case (&/run-state (|do [_ (&type/check (&/$ExQ (&/|list)
+                                                   (&/$LambdaT &/$VoidT (&/$BoundT 1)))
+                                           (&/$ExQ (&/|list)
+                                                   (&/$LambdaT &/$VoidT (&/$BoundT 1))))
+
+                            _ (&type/check (&/$ExQ (&/|list)
+                                                   (&/$SumT
+                                                    ;; lux;None
+                                                    &/$UnitT
+                                                    ;; lux;Some
+                                                    (&/$BoundT 1)))
+                                           (&/$ExQ (&/|list)
+                                                   (&/$SumT
+                                                    ;; lux;None
+                                                    &/$UnitT
+                                                    ;; lux;Some
+                                                    (&/$BoundT 1))))
+
+                            _ (&type/check (&/$ExQ (&/|list)
+                                                   (&/$SumT
+                                                    ;; lux;Nil
+                                                    &/$UnitT
+                                                    ;; lux;Cons
+                                                    (&/$ProdT (&/$BoundT 1)
+                                                              (&/$AppT (&/$BoundT 0)
+                                                                       (&/$BoundT 1)))))
+                                           (&/$ExQ (&/|list)
+                                                   (&/$SumT
+                                                    ;; lux;Nil
+                                                    &/$UnitT
+                                                    ;; lux;Cons
+                                                    (&/$ProdT (&/$BoundT 1)
+                                                              (&/$AppT (&/$BoundT 0)
+                                                                       (&/$BoundT 1))))))]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-app-type
+  (|case (&/run-state (|do [_ (&type/check (&/$AppT (&/$UnivQ (&/|list)
+                                                              (&/$LambdaT &/$VoidT (&/$BoundT 1)))
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil))
+                                           (&/$AppT (&/$UnivQ (&/|list)
+                                                              (&/$LambdaT &/$VoidT (&/$BoundT 1)))
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$AppT (&/$UnivQ (&/|list)
+                                                              (&/$SumT
+                                                               ;; lux;None
+                                                               &/$UnitT
+                                                               ;; lux;Some
+                                                               (&/$BoundT 1)))
+                                                    (&/$HostT "java.lang.Object" &/$Nil))
+                                           (&/$AppT (&/$UnivQ (&/|list)
+                                                              (&/$SumT
+                                                               ;; lux;None
+                                                               &/$UnitT
+                                                               ;; lux;Some
+                                                               (&/$BoundT 1)))
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$AppT (&/$ExQ (&/|list)
+                                                            (&/$LambdaT &/$VoidT (&/$BoundT 1)))
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil))
+                                           (&/$AppT (&/$ExQ (&/|list)
+                                                            (&/$LambdaT &/$VoidT (&/$BoundT 1)))
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil)))
+
+                            _ (&type/check (&/$AppT (&/$ExQ (&/|list)
+                                                            (&/$SumT
+                                                             ;; lux;None
+                                                             &/$UnitT
+                                                             ;; lux;Some
+                                                             (&/$BoundT 1)))
+                                                    (&/$HostT "java.lang.Object" &/$Nil))
+                                           (&/$AppT (&/$ExQ (&/|list)
+                                                            (&/$SumT
+                                                             ;; lux;None
+                                                             &/$UnitT
+                                                             ;; lux;Some
+                                                             (&/$BoundT 1)))
+                                                    (&/$HostT "java.lang.Boolean" &/$Nil)))]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(deftest check-var-type
+  (|case (&/run-state (|do [_ (&type/with-var
+                                (fn [$var]
+                                  (|do [_ (&type/check $var (&/$HostT "java.lang.Boolean" &/$Nil))
+                                        (&/$HostT "java.lang.Boolean" (&/$Nil)) (&type/deref+ $var)]
+                                    (return nil))))
+
+                            _ (&type/with-var
+                                (fn [$var]
+                                  (|do [_ (&type/check (&/$AppT (&/$UnivQ (&/|list)
+                                                                          (&/$LambdaT &/$VoidT (&/$BoundT 1)))
+                                                                $var)
+                                                       (&/$AppT (&/$UnivQ (&/|list)
+                                                                          (&/$LambdaT &/$VoidT (&/$BoundT 1)))
+                                                                (&/$HostT "java.lang.Boolean" &/$Nil)))
+                                        (&/$HostT "java.lang.Boolean" (&/$Nil)) (&type/deref+ $var)]
+                                    (return nil))))
+
+                            _ (&type/with-var
+                                (fn [$var]
+                                  (|do [_ (&type/check (&/$HostT "java.lang.Boolean" &/$Nil) $var)
+                                        (&/$HostT "java.lang.Boolean" (&/$Nil)) (&type/deref+ $var)]
+                                    (return nil))))
+
+                            _ (&type/with-var
+                                (fn [$var]
+                                  (|do [_ (&type/check (&/$AppT (&/$UnivQ (&/|list)
+                                                                          (&/$LambdaT &/$VoidT (&/$BoundT 1)))
+                                                                (&/$HostT "java.lang.Boolean" &/$Nil))
+                                                       (&/$AppT (&/$UnivQ (&/|list)
+                                                                          (&/$LambdaT &/$VoidT (&/$BoundT 1)))
+                                                                $var))
+                                        (&/$HostT "java.lang.Boolean" (&/$Nil)) (&type/deref+ $var)]
+                                    (return nil))))
+
+                            _ (&type/with-var
+                                (fn [$var1]
+                                  (&type/with-var
+                                    (fn [$var2]
+                                      (|do [_ (&type/check $var1 $var2)]
+                                        (return nil))))))
+
+                            _ (&type/with-var
+                                (fn [$var1]
+                                  (&type/with-var
+                                    (fn [$var2]
+                                      (|do [_ (&type/check $var2 $var1)]
+                                        (return nil))))))
+
+                            _ (&type/with-var
+                                (fn [$var1]
+                                  (&type/with-var
+                                    (fn [$var2]
+                                      (|do [_ (&type/check $var1 $var2)
+                                            _ (&type/check $var1 (&/$HostT "java.lang.Boolean" (&/|list)))
+                                            =var1 (&type/deref+ $var1)
+                                            _ (&/assert! (&type/type= =var1 $var2) "")
+                                            =var2 (&type/deref+ $var2)
+                                            _ (&/assert! (&type/type= =var2 (&/$HostT "java.lang.Boolean" (&/|list))) "")]
+                                        (return nil))))))
+
+                            _ (&type/with-var
+                                (fn [$var1]
+                                  (&type/with-var
+                                    (fn [$var2]
+                                      (|do [_ (&type/check $var2 $var1)
+                                            _ (&type/check $var1 (&/$HostT "java.lang.Boolean" (&/|list)))
+                                            =var2 (&type/deref+ $var2)
+                                            _ (&/assert! (&type/type= =var2 $var1) "")
+                                            =var1 (&type/deref+ $var1)
+                                            _ (&/assert! (&type/type= =var1 (&/$HostT "java.lang.Boolean" (&/|list))) "")]
+                                        (return nil))))))
+                            
+                            _ (&type/with-var
+                                (fn [$var1]
+                                  (&type/with-var
+                                    (fn [$var2]
+                                      (|do [_ (&type/check $var1 $var2)
+                                            _ (&type/check $var2 (&/$HostT "java.lang.Boolean" (&/|list)))
+                                            =var1 (&type/deref+ $var1)
+                                            _ (&/assert! (&type/type= =var1 $var2) "")
+                                            =var2 (&type/deref+ $var2)
+                                            _ (&/assert! (&type/type= =var2 (&/$HostT "java.lang.Boolean" (&/|list))) "")]
+                                        (return nil))))))
+
+                            _ (&type/with-var
+                                (fn [$var1]
+                                  (&type/with-var
+                                    (fn [$var2]
+                                      (|do [_ (&type/check $var2 $var1)
+                                            _ (&type/check $var2 (&/$HostT "java.lang.Boolean" (&/|list)))
+                                            =var2 (&type/deref+ $var2)
+                                            _ (&/assert! (&type/type= =var2 $var1) "")
+                                            =var1 (&type/deref+ $var1)
+                                            _ (&/assert! (&type/type= =var1 (&/$HostT "java.lang.Boolean" (&/|list))) "")]
+                                        (return nil))))))]
+                        (return nil))
+                      (&/init-state nil))
+    (&/$Right state nil)
+    (is true)
+    
+    (&/$Left error)
+    (is false error)
+    ))
+
+(comment
+  (run-all-tests)
+  )