[PATCH olang v1 2/3] lexer: add token comma

[Johnny Richard <johnny@johnnyrichard.com>]

Signed-off-by: Johnny Richard <johnny@johnnyrichard.com>
---
 src/lexer.c                            |  6 ++++
 src/lexer.h                            |  1 +
 tests/olc/0027_function_with_params.ol | 41 ++++++++++++++++++++++++++
 3 files changed, 48 insertions(+)
 create mode 100644 tests/olc/0027_function_with_params.ol

diff --git a/src/lexer.c b/src/lexer.c
index ebc21b7..6fe0151 100644
--- a/src/lexer.c
+++ b/src/lexer.c
@@ -227,6 +227,11 @@ lexer_next_token(lexer_t *lexer, token_t *token)
                 lexer_skip_char(lexer);
                 return;
             }
+            case ',': {
+                lexer_init_char_value_token(lexer, token, TOKEN_COMMA);
+                lexer_skip_char(lexer);
+                return;
+            }
             case '{': {
                 lexer_init_char_value_token(lexer, token, TOKEN_OCURLY);
                 lexer_skip_char(lexer);
@@ -289,6 +294,7 @@ static char *token_kind_str_table[] = {
     [TOKEN_OPAREN] = "(",
     [TOKEN_CPAREN] = ")",
     [TOKEN_COLON] = ":",
+    [TOKEN_COMMA] = ",",
     [TOKEN_OCURLY] = "{",
     [TOKEN_CCURLY] = "}",
     [TOKEN_PLUS] = "+",
diff --git a/src/lexer.h b/src/lexer.h
index 717d21d..2746e3e 100644
--- a/src/lexer.h
+++ b/src/lexer.h
@@ -73,6 +73,7 @@ typedef enum token_kind
     TOKEN_OPAREN,
     TOKEN_CPAREN,
     TOKEN_COLON,
+    TOKEN_COMMA,
     TOKEN_OCURLY,
     TOKEN_CCURLY,
     TOKEN_EOF
diff --git a/tests/olc/0027_function_with_params.ol b/tests/olc/0027_function_with_params.ol
new file mode 100644
index 0000000..f70fe7c
--- /dev/null
+++ b/tests/olc/0027_function_with_params.ol
@@ -0,0 +1,41 @@
+# Copyright (C) 2024 olang mantainers
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+fn main(argc: u8, argv: u64): u8 {
+  return 0
+}
+
+# TEST test_contains_tokens WITH
+# ./0027_function_with_params.ol:16:1: <fn>
+# ./0027_function_with_params.ol:16:4: <identifier>
+# ./0027_function_with_params.ol:16:8: <(>
+# ./0027_function_with_params.ol:16:9: <identifier>
+# ./0027_function_with_params.ol:16:13: <:>
+# ./0027_function_with_params.ol:16:15: <identifier>
+# ./0027_function_with_params.ol:16:17: <,>
+# ./0027_function_with_params.ol:16:19: <identifier>
+# ./0027_function_with_params.ol:16:23: <:>
+# ./0027_function_with_params.ol:16:25: <identifier>
+# ./0027_function_with_params.ol:16:28: <)>
+# ./0027_function_with_params.ol:16:29: <:>
+# ./0027_function_with_params.ol:16:31: <identifier>
+# ./0027_function_with_params.ol:16:34: <{>
+# ./0027_function_with_params.ol:16:35: <line_feed>
+# ./0027_function_with_params.ol:17:3: <return>
+# ./0027_function_with_params.ol:17:10: <number>
+# ./0027_function_with_params.ol:17:11: <line_feed>
+# ./0027_function_with_params.ol:18:1: <}>
+# END
+
-- 
2.46.0