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-rw-r--r--tnslc/parse/ast.tnsl185
1 files changed, 172 insertions, 13 deletions
diff --git a/tnslc/parse/ast.tnsl b/tnslc/parse/ast.tnsl
index d3b56d2..15cb276 100644
--- a/tnslc/parse/ast.tnsl
+++ b/tnslc/parse/ast.tnsl
@@ -17,6 +17,7 @@ uint16 NTYPE_KEY_TYPE = 14
uint16 NTYPE_ENUM = 15
uint16 NTYPE_DECL = 16
uint16 NTYPE_VLIST = 17
+uint16 NTYPE_VALUE = 18
uint16 NTYPE_ASM = 998
struct Node {
@@ -80,6 +81,80 @@ struct Node {
# AST values
+/; _op_prefix(~Token op) [bool]
+ int l = utils.strlen(op`.data)
+
+ /; if (l !== 1)
+ return false
+ ;/
+
+ /; if (op`.data` == '-' || op`.data` == '!' || op`.data` == '~')
+ return true
+ ;/
+
+ return false
+;/
+
+/; _op_order(~Token op) [int]
+ /; if (op`._type !== TTYPE_AUG)
+ _ast_print_err(op, "[FATAL] [CMPERR] _op_order was called on a non-aug token\0")
+ return 999
+ ;/
+
+ int l = utils.strlen(op`.data)
+
+ /; if (l == 1)
+ uint8 ch = op`.data`
+ /; if (ch == '`')
+ return 0
+ ;; else if (ch == '.')
+ return 1
+ ;; else if (ch == '~')
+ return 2
+ ;; else if (ch == '*' || ch == '/' || ch == '%')
+ return 5
+ ;; else if (ch == '+' || ch == '-')
+ return 6
+ ;; else if (ch == '!' || ch == '&' || ch == '|' || ch == '^')
+ return 7
+ ;; else if (ch == '<' || ch == '>')
+ return 8
+ ;; else if (ch == '=')
+ return 10
+ ;/
+ ;; else if (l == 2)
+ /; if (op`.data{0} == op`.data{1})
+ uint8 ch = op`.data`
+ /; if (ch == '+' || ch == '-')
+ return 3
+ ;; else if (ch == '<' || ch == '>')
+ return 7
+ ;; else if (ch == '=')
+ return 8
+ ;/
+ return 9
+ ;/
+
+ /; if (op`.data{1} == '<' || op`.data{1} == '>')
+ return 8
+ ;; else if (op`.data{1} == '=')
+ return 10
+ ;; else if (op`.data{0} == '!')
+ return 7
+ ;/
+ ;; else if (l == 3)
+ /; if (op`.eq("len\0"))
+ return 4
+ ;; else if (op`.data{1} == '=')
+ return 8
+ ;/
+ return 9
+ ;/
+
+ _ast_print_err(op, "[FATAL] [CMPERR] _op_order: Augment not implemented in ordering\0")
+ return 999
+;/
+
/; _ast_value (~utils.File fin, ~Node mod, ~Token first)
/; if (first`.eq("{\0") == true)
_ast_list_value(fin, mod, first)
@@ -232,17 +307,10 @@ struct Node {
first` = produce_next_token(fin, first`)
/; loop (first`._type !== TTYPE_ERR && first`.data` !== end)
+ _ast_type(fin, mod, first)
- /; if (first`._type == TTYPE_USRWD || first`._type == TTYPE_KEYTP || first`.eq("~\0") == true || first`.eq("{\0") == true)
- _ast_type(fin, ~list, first)
- ;; else
- _ast_print_err(first, "Expected type in type list\0")
- mod`.sub.push(~list)
- return
- ;/
-
- /; if (_advance_check(fin, first, ",\0") == false && first`._type !== TTYPE_DELIM)
- _ast_print_err(first, "Expected ',' to continue the type list or a closing delimiter\0")
+ /; if (_advance_check(fin, first, ",\0") == false && (first`._type !== TTYPE_DELIM || first`.data` !== end))
+ _ast_print_err(first, "Expected ',' to continue the value list or a closing delimiter\0")
mod`.sub.push(~list)
return
;/
@@ -256,7 +324,74 @@ struct Node {
;/
/; _maybe_helper_decl (~utils.File fin, ~Node mod, ~Token first)
-
+ # either a continuation of prev type or a new type then an id
+ Token next = produce_next_token(fin, first`)
+ /; if (next._type !== TTYPE_ERR && next.eq(",\0"))
+ # Another id
+ Node id
+ id.init(NTYPE_ID, first`.data)
+ mod`.sub.push(~id)
+
+ first` = next
+ return
+ ;/
+
+ # have to parse as a type
+ Node tp
+ tp.init(NTYPE_TYPE, utils.strcpy("\0"))
+
+ Node utmp
+ utmp.init(NTYPE_ID, first`.data)
+
+ tp.sub.push(~utmp)
+ first` = next
+
+ bool run = true
+ /; if (first`._type !== TTYPE_AUG || first`.eq(".\0") == false)
+ run = false
+ ;; else
+ next = produce_next_token(fin, first`)
+ first`.end()
+ first` = next
+ ;/
+
+ # Adapted from _type_helper_usertype
+ /; loop (run == true && first`._type !== TTYPE_ERR)
+ /; if (first`._type == TTYPE_USRWD)
+ Node utp
+ utp.init(NTYPE_ID, first`.data)
+ first` = produce_next_token(fin, first`)
+ tp.sub.push(~utp)
+
+ /; if (first`._type !== TTYPE_AUG || first`.eq(".\0") == false)
+ run = false
+ ;; else
+ next = produce_next_token(fin, first`)
+ first`.end()
+ first` = next
+ ;/
+ ;; else
+ _ast_print_err(first, "Expected identifier in fully qualified type chain\0")
+ run = false
+ ;/
+ ;/
+
+ /; if (first`._type == TTYPE_DELIM && first`.eq("(\0") == true)
+ _ast_list_type(fin, ~tp, first)
+ ;/
+
+ mod`.sub.push(~tp)
+
+ /; if (first`._type !== TTYPE_USRWD)
+ _ast_print_err(first, "Expected identifier after user type in type list\0")
+ return
+ ;/
+
+ Node id
+ id.init(NTYPE_ID, first`.data)
+ mod`.sub.push(~id)
+
+ first` = produce_next_token(fin, first`)
;/
/; _ast_list_decl (~utils.File fin, ~Node mod, ~Token first)
@@ -266,10 +401,30 @@ struct Node {
uint8 end = _get_closing_delim(first`.data`)
first` = produce_next_token(fin, first`)
+ bool seen = false
/; loop (first`._type !== TTYPE_ERR && first`.data` !== end)
- /; if (first`._type == TTYPE_KEYTP || first`.eq("~\0") == true || first`.eq("{\0") == true)
+ /; if (seen == false || first`._type == TTYPE_KEYTP || first`.eq("~\0") == true || first`.eq("{\0") == true)
_ast_type(fin, ~list, first)
+
+ /; if (first`._type !== TTYPE_USRWD)
+ /; if (seen == false)
+ _ast_print_err(first, "Expected type then identifier as first items in declaration list\0")
+ ;; else
+ _ast_print_err(first, "Expected identifier after type in params/struct def\0")
+ ;/
+ mod`.sub.push(~list)
+ return
+ ;/
+
+ seen = true
+
+ Node id
+ id.init(NTYPE_ID, first`.data)
+
+ list.sub.push(~id)
+ first` = produce_next_token(fin, first`)
+
;; else if (first`._type == TTYPE_USRWD)
_maybe_helper_decl(fin, ~list, first)
;; else
@@ -351,7 +506,7 @@ struct Node {
return
;/
- /; if (_advance_check(fin, first, ",\0") == false && first`._type !== TTYPE_DELIM)
+ /; if (_advance_check(fin, first, ",\0") == false && (first`._type !== TTYPE_DELIM || first`.data` !== end))
_ast_print_err(first, "Expected ',' to continue the type list or a closing delimiter\0")
mod`.sub.push(~list)
return
@@ -373,6 +528,8 @@ struct Node {
;/
/; _ast_function (~utils.File fin, ~Node mod, ~Token first)
+
+
;/
# Top level directives
@@ -730,6 +887,8 @@ struct Node {
_printf("DECL\0")
;; else if (n`._type == NTYPE_VLIST)
_printf("VLIST\0")
+ ;; else if (n`._type == NTYPE_VALUE)
+ _printf("VALUE\0")
;; else if (n`._type == NTYPE_ASM)
_printf("ASM\0")
;/
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-19 21:31:39 +0000