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#ifndef AMALGAM_AST_H
#define AMALGAM_AST_H
#include "std/buffer_view.h"
#include "std/buffer.h"
#include "std/misc.h"
#include "std/scoped_allocator.h"
typedef struct FunctionDecl FunctionDecl;
typedef struct FunctionCall FunctionCall;
typedef struct LhsExpr LhsExpr;
typedef struct Import Import;
typedef struct String String;
typedef struct Variable Variable;
typedef struct Number Number;
typedef union {
FunctionDecl *func_decl;
FunctionCall *func_call;
LhsExpr *lhs_expr;
Import *import;
String *string;
Number *number;
Variable *variable;
} AstValue;
typedef enum {
AST_NONE,
AST_FUNCTION_DECL,
AST_FUNCTION_CALL,
AST_LHS,
AST_IMPORT,
AST_STRING,
AST_NUMBER,
AST_VARIABLE
} AstType;
typedef struct {
AstValue value;
AstType type;
} Ast;
struct FunctionDecl {
BufferView name;
Buffer body;
};
struct FunctionCall {
BufferView name;
Buffer args;
};
struct LhsExpr {
int isConst;
BufferView var_name;
Ast rhs_expr;
};
struct Import {
BufferView path;
};
struct String {
BufferView str;
};
struct Number {
union {
i64 integer;
f64 floating;
} value;
bool is_integer;
};
struct Variable {
BufferView name;
};
Ast ast_none();
CHECK_RESULT int funcdecl_init(FunctionDecl *self, ScopedAllocator *allocator);
CHECK_RESULT int funcdecl_add_to_body(FunctionDecl *self, Ast ast);
CHECK_RESULT int funccall_init(FunctionCall *self, BufferView name, ScopedAllocator *allocator);
void lhsexpr_init(LhsExpr *self, int isConst, BufferView var_name);
void import_init(Import *self, BufferView path);
CHECK_RESULT int string_init(String *self, BufferView str);
void number_init(Number *self, i64 value, bool is_integer);
#endif
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