protected fun first_byte: Int do return 0
# Last byte of the NativeString
- protected fun last_byte: Int do return first_byte + _bytelen - 1
+ protected fun last_byte: Int do return first_byte + _byte_length - 1
# Cache of the latest position (char) explored in the string
var position: Int = 0
var its = _items
var max = last_byte
var pos = first_byte
- var nlen = extra + _bytelen
+ var nlen = extra + _byte_length
var nits = new NativeString(nlen)
var outpos = 0
while pos <= max do
if ln_extra == 0 then return self.to_s
var its = _items
var max = last_byte
- var nlen = _bytelen + ln_extra
+ var nlen = _byte_length + ln_extra
var nns = new NativeString(nlen)
var pos = first_byte
var opos = 0
redef var bytes = new FlatStringByteView(self) is lazy
redef var to_cstring is lazy do
- var blen = _bytelen
+ var blen = _byte_length
var new_items = new NativeString(blen + 1)
_items.copy_to(new_items, blen, _first_byte, 0)
new_items[blen] = 0u8
end
redef fun reversed do
- var b = new FlatBuffer.with_capacity(_bytelen + 1)
+ var b = new FlatBuffer.with_capacity(_byte_length + 1)
var i = _length - 1
while i >= 0 do
b.add self.fetch_char_at(i)
redef fun to_upper
do
- var outstr = new FlatBuffer.with_capacity(self._bytelen + 1)
+ var outstr = new FlatBuffer.with_capacity(self._byte_length + 1)
var mylen = _length
var pos = 0
redef fun to_lower
do
- var outstr = new FlatBuffer.with_capacity(self._bytelen + 1)
+ var outstr = new FlatBuffer.with_capacity(self._byte_length + 1)
var mylen = _length
var pos = 0
#
# `_items` will be used as is, without copy, to retrieve the characters of the string.
# Aliasing issues is the responsibility of the caller.
- private new with_infos(items: NativeString, bytelen, from: Int)
+ private new with_infos(items: NativeString, byte_length, from: Int)
do
- var len = items.utf8_length(from, bytelen)
- if bytelen == len then return new ASCIIFlatString.full_data(items, bytelen, from, len)
- return new UnicodeFlatString.full_data(items, bytelen, from, len)
+ var len = items.utf8_length(from, byte_length)
+ if byte_length == len then return new ASCIIFlatString.full_data(items, byte_length, from, len)
+ return new UnicodeFlatString.full_data(items, byte_length, from, len)
end
# Low-level creation of a new string with all the data.
#
# `_items` will be used as is, without copy, to retrieve the characters of the string.
# Aliasing issues is the responsibility of the caller.
- private new full(items: NativeString, bytelen, from, length: Int)
+ private new full(items: NativeString, byte_length, from, length: Int)
do
- if bytelen == length then return new ASCIIFlatString.full_data(items, bytelen, from, length)
- return new UnicodeFlatString.full_data(items, bytelen, from, length)
+ if byte_length == length then return new ASCIIFlatString.full_data(items, byte_length, from, length)
+ return new UnicodeFlatString.full_data(items, byte_length, from, length)
end
redef fun ==(other)
if self.object_id == other.object_id then return true
- var my_length = _bytelen
+ var my_length = _byte_length
- if other._bytelen != my_length then return false
+ if other._byte_length != my_length then return false
var my_index = _first_byte
var its_index = other.first_byte
var myits = _items
var itsits = other._items
- var mbt = _bytelen
- var obt = other.bytelen
+ var mbt = _byte_length
+ var obt = other.byte_length
var minln = if mbt < obt then mbt else obt
var mst = _first_byte
redef fun +(o) do
var s = o.to_s
- var slen = s.bytelen
- var mlen = _bytelen
+ var slen = s.byte_length
+ var mlen = _byte_length
var nlen = mlen + slen
var mits = _items
var mifrom = _first_byte
end
redef fun *(i) do
- var mybtlen = _bytelen
- var new_bytelen = mybtlen * i
+ var mybtlen = _byte_length
+ var new_byte_length = mybtlen * i
var mylen = _length
var newlen = mylen * i
var its = _items
var fb = _first_byte
- var ns = new NativeString(new_bytelen + 1)
- ns[new_bytelen] = 0u8
+ var ns = new NativeString(new_byte_length + 1)
+ ns[new_byte_length] = 0u8
var offset = 0
while i > 0 do
its.copy_to(ns, mybtlen, fb, offset)
offset += mybtlen
i -= 1
end
- return new FlatString.full(ns, new_bytelen, 0, newlen)
+ return new FlatString.full(ns, new_byte_length, 0, newlen)
end
redef fun hash
private class UnicodeFlatString
super FlatString
- init full_data(items: NativeString, bytelen, from, length: Int) do
+ init full_data(items: NativeString, byte_length, from, length: Int) do
self._items = items
self._length = length
- self._bytelen = bytelen
+ self._byte_length = byte_length
_first_byte = from
_bytepos = from
end
if from <= 0 then return self
var c = char_to_byte_index(from)
var st = c - _first_byte
- var fln = bytelen - st
+ var fln = byte_length - st
return new FlatString.full(items, fln, c, _length - from)
end
end
private class ASCIIFlatString
super FlatString
- init full_data(items: NativeString, bytelen, from, length: Int) do
+ init full_data(items: NativeString, byte_length, from, length: Int) do
self._items = items
self._length = length
- self._bytelen = bytelen
+ self._byte_length = byte_length
_first_byte = from
_bytepos = from
end
redef fun [](idx) do
- assert idx < _bytelen and idx >= 0
+ assert idx < _byte_length and idx >= 0
return _items[idx + _first_byte].ascii
end
end
redef fun reversed do
- var b = new FlatBuffer.with_capacity(_bytelen + 1)
+ var b = new FlatBuffer.with_capacity(_byte_length + 1)
var i = _length - 1
while i >= 0 do
b.add self[i]
# Check that the index (+ _first_byte) is not larger than last_byte
# In other terms, if the index is valid
var target = _target
- assert index >= 0 and index < target._bytelen
+ assert index >= 0 and index < target._byte_length
var ind = index + target._first_byte
return target._items[ind]
end
# the Copy-On-Write flag `written` is set at true.
private fun reset do
var nns = new NativeString(capacity)
- if _bytelen != 0 then _items.copy_to(nns, _bytelen, 0, 0)
+ if _byte_length != 0 then _items.copy_to(nns, _byte_length, 0, 0)
_items = nns
written = false
end
# Shifts the content of the buffer by `len` bytes to the right, starting at byte `from`
#
- # Internal only, does not modify _bytelen or length, this is the caller's responsability
+ # Internal only, does not modify _byte_length or length, this is the caller's responsability
private fun rshift_bytes(from: Int, len: Int) do
var oit = _items
var nit = _items
- var bt = _bytelen
+ var bt = _byte_length
if bt + len > capacity then
capacity = capacity * 2 + 2
nit = new NativeString(capacity)
# Shifts the content of the buffer by `len` bytes to the left, starting at `from`
#
- # Internal only, does not modify _bytelen or length, this is the caller's responsability
+ # Internal only, does not modify _byte_length or length, this is the caller's responsability
private fun lshift_bytes(from: Int, len: Int) do
var it = _items
- it.copy_to(it, _bytelen - from, from, from - len)
+ it.copy_to(it, _byte_length - from, from, from - len)
end
redef fun []=(index, item)
else if size_diff < 0 then
lshift_bytes(ip + clen, -size_diff)
end
- _bytelen += size_diff
+ _byte_length += size_diff
it.set_char_at(ip, item)
end
if written then reset
is_dirty = true
var clen = c.u8char_len
- var bt = _bytelen
+ var bt = _byte_length
enlarge(bt + clen)
_items.set_char_at(bt, c)
- _bytelen += clen
+ _byte_length += clen
_length += 1
end
redef fun clear do
is_dirty = true
- _bytelen = 0
+ _byte_length = 0
_length = 0
if written then
_capacity = 16
# The COW flag can be set at false here, since
# it does a copy of the current `Buffer`
written = false
- var bln = _bytelen
+ var bln = _byte_length
var a = new NativeString(c)
if bln > 0 then
var it = _items
redef fun to_s
do
written = true
- var bln = _bytelen
+ var bln = _byte_length
if bln == 0 then _items = new NativeString(1)
return new FlatString.full(_items, bln, 0, _length)
end
redef fun to_cstring
do
if is_dirty then
- var bln = _bytelen
+ var bln = _byte_length
var new_native = new NativeString(bln + 1)
new_native[bln] = 0u8
if _length > 0 then _items.copy_to(new_native, bln, 0, 0)
#
# If `_items` is shared, `written` should be set to true after the creation
# so that a modification will do a copy-on-write.
- private init with_infos(items: NativeString, capacity, bytelen, length: Int)
+ private init with_infos(items: NativeString, capacity, byte_length, length: Int)
do
self._items = items
self.capacity = capacity
- self._bytelen = bytelen
+ self._byte_length = byte_length
self._length = length
end
# Create a new string copied from `s`.
init from(s: Text)
do
- _items = new NativeString(s.bytelen)
- for i in s.substrings do i._items.copy_to(_items, i._bytelen, first_byte, 0)
- _bytelen = s.bytelen
+ _items = new NativeString(s.byte_length)
+ for i in s.substrings do i._items.copy_to(_items, i._byte_length, first_byte, 0)
+ _byte_length = s.byte_length
_length = s.length
- _capacity = _bytelen
+ _capacity = _byte_length
end
# Create a new empty string with a given capacity.
assert cap >= 0
_items = new NativeString(cap)
capacity = cap
- _bytelen = 0
+ _byte_length = 0
end
redef fun append(s)
do
if s.is_empty then return
is_dirty = true
- var sl = s.bytelen
- var nln = _bytelen + sl
+ var sl = s.byte_length
+ var nln = _byte_length + sl
enlarge(nln)
if s isa FlatText then
- s._items.copy_to(_items, sl, s.first_byte, _bytelen)
+ s._items.copy_to(_items, sl, s.first_byte, _byte_length)
else
for i in s.substrings do append i
return
end
- _bytelen = nln
+ _byte_length = nln
_length += s.length
end
var bytest = s.char_to_byte_index(from)
var bytend = s.char_to_byte_index(from + length - 1)
var btln = bytend - bytest + 1
- enlarge(btln + _bytelen)
- s._items.copy_to(_items, btln, bytest, _bytelen)
- _bytelen += btln
+ enlarge(btln + _byte_length)
+ s._items.copy_to(_items, btln, bytest, _byte_length)
+ _byte_length += btln
_length += length
end
redef fun times(repeats)
do
- var bln = _bytelen
+ var bln = _byte_length
var x = new FlatString.full(_items, bln, 0, _length)
for i in [1 .. repeats[ do
append(x)
redef fun index do return curr_pos
- redef fun is_ok do return curr_pos < target._bytelen
+ redef fun is_ok do return curr_pos < target._byte_length
redef fun item do return target_items[curr_pos]
return clean_utf8(length)
end
- redef fun to_s_full(bytelen, unilen) do
- return new FlatString.full(self, bytelen, 0, unilen)
+ redef fun to_s_full(byte_length, unilen) do
+ return new FlatString.full(self, byte_length, 0, unilen)
end
redef fun to_s_unsafe(len) do
continue
end
var tmp = itsi.to_s
- sl += tmp.bytelen
+ sl += tmp.byte_length
na[mypos] = tmp
i += 1
mypos += 1
while i < mypos do
var tmp = na[i]
if tmp isa FlatString then
- var tpl = tmp._bytelen
+ var tpl = tmp._byte_length
tmp._items.copy_to(ns, tpl, tmp._first_byte, off)
off += tpl
else
for j in tmp.substrings do
var s = j.as(FlatString)
- var slen = s._bytelen
+ var slen = s._byte_length
s._items.copy_to(ns, slen, s._first_byte, off)
off += slen
end
var sl = 0
var mypos = 0
while i < l do
- sl += na[i].bytelen
+ sl += na[i].byte_length
i += 1
mypos += 1
end
while i < mypos do
var tmp = na[i]
if tmp isa FlatString then
- var tpl = tmp._bytelen
+ var tpl = tmp._byte_length
tmp._items.copy_to(ns, tpl, tmp._first_byte, off)
off += tpl
else
for j in tmp.substrings do
var s = j.as(FlatString)
- var slen = s._bytelen
+ var slen = s._byte_length
s._items.copy_to(ns, slen, s._first_byte, off)
off += slen
end
nitlanguage / nit.git / blobdiff