From b768269f91355292c7a5f5ecccdc80f6eec74634 Mon Sep 17 00:00:00 2001
From: David Phillips <david@sighup.nz>
Date: Mon, 6 Aug 2018 01:06:51 +1200
Subject: Factor token definitions out

---
 token.h | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 token.h

(limited to 'token.h')

diff --git a/token.h b/token.h
new file mode 100644
index 0000000..c00c870
--- /dev/null
+++ b/token.h
@@ -0,0 +1,38 @@
+#ifndef HENCE_TOKEN_H
+#define HENCE_TOKEN_H
+
+#define MAX_IDENT_LENGTH 128
+
+enum TOKEN_TYPE {
+	/* Keywords */
+	TOK_MODULE,
+	TOK_INPUT,
+	TOK_EXPR,
+	TOK_COLON,
+	TOK_EOL,
+	TOK_OR,
+	TOK_AND,
+	TOK_XOR,
+	TOK_NOT,
+	TOK_NAND,
+	TOK_NOR,
+
+	/* Etc */
+	TOK_IDENT
+};
+
+struct location {
+	size_t line;
+	size_t column;
+	size_t leading_whitespace_len;
+};
+
+struct token {
+	enum TOKEN_TYPE type;
+	struct location loc;
+	char value[MAX_IDENT_LENGTH];
+	size_t span;
+	struct token *next;
+};
+
+#endif
-- 
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