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uint16 NTYPE_MODULE = 0
uint16 NTYPE_EXPORT = 1
uint16 NTYPE_STRUCT = 2
uint16 NTYPE_ID = 3
uint16 NTYPE_BIN_OP = 4
uint16 NTYPE_PRE_OP = 5
uint16 NTYPE_POST_OP = 6
uint16 NTYPE_FUNCTION = 7
uint16 NTYPE_METHOD = 8
struct Node {
uint16 _type,
~uint8 data,
utils.Vector sub
}
/; method Node
/; init (uint16 _type, ~uint8 data)
self.data = data
self._type = _type
Node n
self.sub.init(len n)
;/
/; end
_delete(self.data)
/; loop (uint i = 0; i < self.sub.count) [i++]
~Node cur = self.sub.get(i)
cur`.end()
;/
;/
;/
/; _ast_root_loop (~utils.File fin, ~Node mod, Token first)
;/
/; _ast_module (~utils.File fin, ~Node mod, Token first)
Node out
uint16 t = NTYPE_MODULE
/; if (first.eq("export\0") == true)
Token tmp = produce_next_token(fin, first)
first.end()
first = tmp
t = NTYPE_EXPORT
;/
Token tmp = produce_next_token(fin, first)
first.end()
out.init(t, tmp.data)
tmp = produce_next_token(fin, tmp)
_ast_root_loop(fin, ~out, tmp)
mod`.sub.push(~out)
;/
/; _ast_file (~utils.File fin, ~Node mod)
fin`.open()
Token tok = produce_first_token(fin)
_ast_root_loop(fin, mod, tok)
fin`.close()
;/
/; generate_ast (~utils.File fin) [Node]
Node out
utils.Vector v
v.init(1)
out.init(NTYPE_MODULE, v.as_cstr())
_ast_file(fin, ~out)
return out
;/
#
# Print out the AST from a specific node
#
/; print_node_type (~Node n)
/; if (n`._type == NTYPE_MODULE)
_printf("Mod\0")
;; else if (n`._type == NTYPE_EXPORT)
_printf("Exported Module\0")
;; else if (n`._type == NTYPE_STRUCT)
_printf("Struct\0")
;; else if (n`._type == NTYPE_ID)
_printf("ID\0")
;; else if (n`._type == NTYPE_BIN_OP)
_printf("Binary OP\0")
;; else if (n`._type == NTYPE_PRE_OP)
_printf("Pre OP\0")
;; else if (n`._type == NTYPE_POST_OP)
_printf("Post OP\0")
;; else if (n`._type == NTYPE_FUNCTION)
_printf("Function\0")
;/
;/
/; print_node_head (~Node n)
_printf("{ NODE_TYPE: \0")
print_node_type(n)
_printf(", DATA: \0")
_printf(n`.data)
_printf("\n\0")
;/
/; print_ast_rec(~Node n, uint depth)
/; loop (int i = 0; i < depth) [i++]
_printf(" \0")
;/
print_node_head(n)
/; loop (uint i = 0; i < n`.sub.count) [i++]
~Node s = n`.sub.get(i)
print_ast_rec(s, depth + 1)
;/
/; loop (int i = 0; i < depth) [i++]
_printf(" \0")
;/
_printf("}\n\0")
;/
/; print_ast (~Node n)
print_ast_rec(n, 0)
;/
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