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|
##############
# TEXT UTILS #
##############
{}uint8 e_tc_nl = "\n\0"
{}uint8 e_noquit = "[TNSLC] [UB] PRE-ALPHA VERSION OF COMPILER UNABLE TO EXIT! UNDEFINED BEHAVIOUR AHEAD\n\0"
{}uint8 e_unknown_meta = "[TNSLC] [WARNING] Unknown meta character '%c'!\n\0"
/; parse_meta (~uint8 str, int idx) [uint8]
uint8 c = str{idx}
/; if (c == 'n')
return '\n'
;; else if (c == 'r')
return '\r'
;; else if (c == '\\')
return '\\'
;; else if (c == '"')
return '"'
;; else if (c == '\'')
return '\''
;; else if (c == '0')
return 0
;/
_print_num(~e_unknown_meta{0}, c)
_printf(~e_noquit{0})
return c
;/
/; unquote_char (~uint8 str) [uint8]
int l = cstr_len(str)
/; if (l < 3)
return 0
;; else if (str{1} == '\\')
return parse_meta(str, 2)
;/
return str{1}
;/
/; unquote_string (~uint8 str) [~uint8]
~uint8 out = _alloc(1)
out{0} = 0
int ln = 0
int l = cstr_len(str)
/; loop (int i = 1; i < l - 1) [i++]
/; if (str{i} == '\\')
out{ln} = parse_meta(str, i + 1)
i++
;; else
out{ln} = str{i}
;/
out = _realloc(out, ln + 2)
out{ln + 1} = 0
ln++
;/
return out
;/
{}uint8 e_str_parse = "[TNSLC] [ERROR] Error when parsing int from string. %d\n\0"
/; str_to_int (~uint8 str) [int]
int out = 0
int l = cstr_len(str)
/; loop (int i = 0; i < l) [i++]
uint8 c = str{i}
/; if (c < '0' || c > '9')
_print_num(~e_str_parse{0}, c)
_printf(~e_noquit{0})
break
;; else
out = out * 10
out = out + c - '0'
;/
;/
return out
;/
{}uint8 w_method_guard = "_#\0"
{}uint8 w_enum_guard = "__#\0"
####################
# FIND/PARSE UTILS #
####################
# finds the closing delim in a vector of tokens
{}uint8 e_dmiss = "[TNSLC] [ERROR] Delimiter missmatch\n\0"
/; matching_delim (Vector v, int c) [int]
~Token cur
cur = v.get(c)
uint8 op, first
first = cur`.data{0}
/; if (first == '(')
op = ')'
;; else if (first == '[')
op = ']'
;; else if (first == '{')
op = '}'
;; else
op = ';'
;/
int p, b, s, f
p = 0 # Parens
b = 0 # Braces
s = 0 # Squiggly Braces
f = 0 # Funcs
/; loop (c++; cur < v.num_el) [c++]
cur = v.get(c)
/; if (cur`._type !== TOKEN_TYPE.DELIMITER)
continue
;/
first = cur`.data{0}
# Increments
/; if (first == '(')
p++
continue
;; else if (first == '[')
b++
continue
;; else if (first == '{')
s++
continue
;; else if (first == '/')
f++
continue
;/
# Check end
/; if (first == op)
/; if (p == 0 && b == 0 && s == 0 && f == 0)
return c
;/
;/
# Decrement
/; if (first == ')')
p--
;; else if (first == ']')
b--
;; else if (first == '}')
s--
;; else if (first == ';')
first = cur`.data{1}
/; if (first == '/')
f--
;/
;/
# Mismatch
/; if (p < 0 || b < 0 || s < 0 || f < 0)
_printf(~e_dmiss{0})
_printf(~e_noquit{0})
;/
;/
return 0 - 1
;/
# Entrypoint for round two
/; round_two (Path in, ~Module m) [CompData]
CompData out
out.start()
return out
;/
{}uint8 e_circular = "[TNSLC] [ERROR] Circular struct definition detected in structs:\n\0"
# Structure sizing for the first round
/; size_struct (~Type t, ~Module m)
/; if (t`.s !== 0)
return
;/
t`.s = 0 - 1
int s = 0
~Variable mb
~Module mbm
~Type mbt
/; loop (int i = 0; i < t`.members.num_el) [i++]
mb = t`.members.get(i)
mbt = ~mb`.data_type
/; if (mbt`.ptr_chain.num_el > 0)
s = s + 8
;; else if (mbt`.s > 0)
s = s + mbt`.s
;; else if (mbt`.s == 0)
Vector v
v.start(8)
v.push(~mbt`.name)
mbm = mbt`.mod
~Type tmp
tmp = mbm`._find_type(v, 0)
size_struct(tmp, mbm)
mbt`.s = tmp`.s
s = s + tmp`.s
v._del()
;; else if (mbt`.s < 0)
_printf(~e_circular{0})
_printf(t`.name)
_printf(~e_tc_nl{0})
_printf(mbt`.name)
_printf(~e_tc_nl{0})
_printf(~e_noquit{0})
;/
;/
t`.s = s
;/
/; flush_structs (~Module m)
~Type t
/; loop(int i = 0; i < m`.typ.num_el) [i++]
t = m`.typ.get(i)
size_struct(t, m)
;/
~Module s
/; loop(int i = 0; i < m`.sub.num_el) [i++]
s = m`.sub.get(i)
flush_structs(s)
;/
;/
/; round_one_file (Path in, ~Module root)
~uint8 pth = in.full_path()
Vector v = tokenize_file(pth)
_delete(pth)
# round_one_tokens(in, v, root, 0, v.num_el)
# Clean up tokens
~Token t
/; loop (int i = 0; i < v.num_el) [i++]
t = v.get(i)
_delete(t`.data)
;/
;/
/; compile (Path in, out)
Module root
root.start()
root.exp = true
# round_one_file(in, ~root)
# flush_structs(root)
# CompData dat = round_two(in, ~root)
~void fd = out.open_write()
dat.write_file(fd)
_close_file(fd)
;/
|
