From 441acdeea2e29b8df598408a3405a8866ded2130 Mon Sep 17 00:00:00 2001
From: bog <bog@gozmail.net>
Date: Tue, 2 Apr 2024 00:01:33 +0200
Subject: [PATCH] :bug: usub error with negative numbers.

---
 features/int.sk |  1 +
 lib/src/lexer.c | 14 --------------
 tests/lexer.h   |  8 ++++----
 tests/parser.h  |  2 +-
 4 files changed, 6 insertions(+), 19 deletions(-)

diff --git a/features/int.sk b/features/int.sk
index 7fa8bb9..4d4fc2b 100644
--- a/features/int.sk
+++ b/features/int.sk
@@ -5,4 +5,5 @@ assert 6 * 7 eq 42
 assert 1 + 2 * 3 eq 7
 assert (1 + 2) * 3 eq 9
 assert -2^3 eq -8
+assert -2^4 eq -16
 assert 32 % 7 eq 4
diff --git a/lib/src/lexer.c b/lib/src/lexer.c
index d624228..cc66efa 100644
--- a/lib/src/lexer.c
+++ b/lib/src/lexer.c
@@ -200,13 +200,6 @@ struct token* lexer_try_scan_int(struct lexer* self)
     struct str value;
     str_init(&value);
 
-    if (cursor < self->len
-        && self->source[cursor] == '-')
-    {
-        str_push(&value, self->source[cursor]);
-        cursor++;
-    }
-
     while (cursor < self->len
            && isdigit(self->source[cursor]))
     {
@@ -237,13 +230,6 @@ struct token* lexer_try_scan_float(struct lexer* self)
     struct str value;
     str_init(&value);
 
-    if (cursor < self->len
-        && self->source[cursor] == '-')
-    {
-        str_push(&value, self->source[cursor]);
-        cursor++;
-    }
-
     while (cursor < self->len
            && isdigit(self->source[cursor]))
     {
diff --git a/tests/lexer.h b/tests/lexer.h
index f29fd15..4a6602b 100644
--- a/tests/lexer.h
+++ b/tests/lexer.h
@@ -42,9 +42,9 @@ static void test_lexer(char const* source, int count, ...)
 
 static void test_lexer_int()
 {
-    test_lexer(" 4 -23 720 ", 3,
+    test_lexer(" 4 23 720 ", 3,
                "INT[4]",
-               "INT[-23]",
+               "INT[23]",
                "INT[720]"
     );
 
@@ -77,11 +77,11 @@ static void test_lexer_bool()
 
 static void test_lexer_float()
 {
-    test_lexer(".4 7. 2.3 -6.12", 4,
+    test_lexer(".4 7. 2.3 6.12", 4,
                "FLOAT[.4]",
                "FLOAT[7.]",
                "FLOAT[2.3]",
-               "FLOAT[-6.12]"
+               "FLOAT[6.12]"
     );
 }
 
diff --git a/tests/parser.h b/tests/parser.h
index 93a0c06..33a5484 100644
--- a/tests/parser.h
+++ b/tests/parser.h
@@ -31,7 +31,7 @@ static void test_parser_int()
 {
     test_parser("ROOT(INT[32])", " 32 ");
 
-    test_parser("ROOT(INT[32],INT[-2],INT[24])", " 32 -2 24");
+    test_parser("ROOT(INT[32],INT[2],INT[24])", " 32 2 24");
 
     test_parser("ROOT(ADD(INT[1],MUL(INT[2],INT[3])))",
                 " 1 + 2 * 3 ");