first commit

src/compiler/ASTi.h

@@ -0,0 +1,73 @@
+
+#ifndef ASTi_H
+#define ASTi_H
+#include "../utils/source.h"
+#include "AST.h"
+
+typedef enum {
+	NODE_EXPR, 
+} NodeKind;
+
+typedef enum {
+	EXPR_POS,
+	EXPR_NEG,
+	EXPR_ADD,
+	EXPR_SUB,
+	EXPR_MUL,
+	EXPR_DIV,
+	EXPR_INT,
+	EXPR_FLOAT,
+	EXPR_STRING,
+	EXPR_IDENT,
+} ExprKind;
+
+typedef struct Node Node;
+
+struct xAST {
+	Source 	*src;
+	Node 	*root;
+};
+
+struct Node {
+	NodeKind kind;
+	Node 	*next;
+	int 	 offset, 
+			 length;
+	char 	 body[];
+};
+
+typedef struct {
+	Node 	 base;
+	ExprKind kind;
+	char 	 body[];
+} ExprNode;
+
+typedef struct {
+	ExprNode base;
+	long long int val;
+} IntExprNode;
+
+typedef struct {
+	ExprNode base;
+	double 	 val;
+} FloatExprNode;
+
+typedef struct {
+	ExprNode base;
+	char *val;
+	int   len;
+} StringExprNode;
+
+typedef struct {
+	ExprNode base;
+	char *val;
+	int   len;
+} IdentExprNode;
+
+typedef struct {
+	ExprNode base;
+	Node    *head;
+	int	     count;
+} OperExprNode;
+
+#endif