do not treat '- 1' (with space) as one token, per pico8 behaviour

pico_tokenize.py

@@ -476,6 +476,7 @@ def count_tokens(tokens):
             continue
 
         if token.value in ("-", "~") and i+1 < len(tokens) and tokens[i+1].type == TokenType.number and \
+            token.endidx == tokens[i+1].idx and \
             i-1 >= 0 and tokens[i-1].type not in (TokenType.number, TokenType.string, TokenType.ident) and \
             tokens[i-1].value not in (")", "]", "}", ";", "end"):
             continue

run_tests.py

@@ -176,6 +176,7 @@ def run():
     run_stdout_test("linttab", "bad.p8", "--lint", "--error-format", "tabbed",
                     output="bad-tab.txt", norm_stdout=norm_paths, exit_code=2)
     run_stdout_test("count", "bad.p8", "--count", output="badcount.txt")
+    run_stdout_test("countminus", "minus.p8", "--count", output="minuscount.txt")
     run_stdout_test("error", "worse.p8", "--lint", output="worse.txt", norm_stdout=norm_paths, exit_code=1)
     run_test("script", "script.p8", "script.p8", "--script", path_join("test_input", "my_script.py"),
              "--script-args", "my-script-arg", "--my-script-opt", "123")

test_compare/minuscount.txt

@@ -0,0 +1,3 @@
+tokens: 40 0%
+chars: 146 0%
+compressed: 63 0%

test_input/minus.p8

@@ -0,0 +1,8 @@
+__lua__
+local ok = -1, (~2)
+local ok = -1, (~2)
+local ok = -1, (~2)
+local ok = -1, (~2)
+local ok = -1, (~2)
+local bad = - 1, ~ 2
+local worse = 1-2, (1)~2