From a515dfb3b8f8e999362db7a6b52b3104c03b750a Mon Sep 17 00:00:00 2001
From: Ian Moffett <ian@osmora.org>
Date: Fri, 1 Nov 2024 23:46:08 -0400
Subject: Import quark sources

Signed-off-by: Ian Moffett <ian@osmora.org>
---
 include/lexer/token.h | 92 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 include/lexer/token.h

(limited to 'include/lexer/token.h')

diff --git a/include/lexer/token.h b/include/lexer/token.h
new file mode 100644
index 0000000..e0a9ea3
--- /dev/null
+++ b/include/lexer/token.h
@@ -0,0 +1,92 @@
+/*
+ * Token definitions.
+ * Copyright (c) 2023-2024, Quinn Stephens and the OSMORA team.
+ * Provided under the BSD 3-Clause license.
+ */
+
+#ifndef _LEXER_TOKEN_H
+#define _LEXER_TOKEN_H
+
+#include <stddef.h>
+#include <stdint.h>
+#include "hash.h"
+
+typedef enum {
+    TK_UNKNOWN,
+    TK_EOF,
+
+    TK_IDENTIFIER,
+    TK_NUMBER,
+    TK_STRING,
+    TK_CHARACTER,
+
+    /* Keywords */
+    TK_TYPE,
+    TK_ENUM,
+    TK_STRUCT,
+
+    /*
+     * Operators.
+     * NOTE: lex_oper() requires that TK_*_EQUALS
+     *       immediately follows TK_*.
+     */
+    TK_PLUS,
+    TK_PLUS_EQUALS,
+    TK_PLUS_PLUS,
+    TK_MINUS,
+    TK_MINUS_EQUALS,
+    TK_MINUS_MINUS,
+    TK_ARROW,
+    TK_STAR,
+    TK_STAR_EQUALS,
+    TK_SLASH,
+    TK_SLASH_EQUALS,
+    TK_PERCENT,
+    TK_PERCENT_EQUALS,
+    TK_EXCLAMATION,
+    TK_EXCLAMATION_EQUALS,
+    TK_LESS_THAN,
+    TK_LESS_THAN_EQUALS,
+    TK_SHIFT_LEFT,
+    TK_SHIFT_LEFT_EQUALS,
+    TK_GREATER_THAN,
+    TK_GREATER_THAN_EQUALS,
+    TK_SHIFT_RIGHT,
+    TK_SHIFT_RIGHT_EQUALS,
+    TK_CARET,
+    TK_CARET_EQUALS,
+    TK_AMPERSAND,
+    TK_AMPERSAND_EQUALS,
+    TK_PIPE,
+    TK_PIPE_EQUALS,
+    TK_TILDE,
+    TK_EQUALS,
+
+    /* Miscellaneous */
+    TK_COMMA,
+    TK_DOT,
+    TK_COLON,
+    TK_SEMICOLON,
+    TK_LPAREN,
+    TK_RPAREN,
+    TK_LBRACE,
+    TK_RBRACE,
+    TK_LBRACK,
+    TK_RBRACK
+} token_kind_t;
+
+struct token {
+    token_kind_t kind;
+
+    char *fname;
+    int line, col;
+    char *pos;
+    size_t len;
+
+    union {
+        hash_t hash;
+        uint64_t value;
+    };
+};
+
+#endif /* !_LEXER_TOKEN_H */
-- 
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