commit c815c2f0eb7a4ac01d4f664f3db44c199ee4e211
parent ab6a94952215b1f66436d8eeebded1dad9fa5409
Author: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Wed, 23 Aug 2023 15:13:36 -0300
Merge branch 'master' into nextversion
Diffstat:
22 files changed, 134 insertions(+), 88 deletions(-)
diff --git a/lapi.c b/lapi.c
@@ -417,9 +417,9 @@ LUA_API const char *lua_tolstring (lua_State *L, int idx, size_t *len) {
o = index2value(L, idx); /* previous call may reallocate the stack */
}
if (len != NULL)
- *len = vslen(o);
+ *len = tsslen(tsvalue(o));
lua_unlock(L);
- return svalue(o);
+ return getstr(tsvalue(o));
}
diff --git a/ldebug.c b/ldebug.c
@@ -426,7 +426,7 @@ static const char *getobjname (const Proto *p, int lastpc, int reg,
*/
static void kname (const Proto *p, int c, const char **name) {
TValue *kvalue = &p->k[c];
- *name = (ttisstring(kvalue)) ? svalue(kvalue) : "?";
+ *name = (ttisstring(kvalue)) ? getstr(tsvalue(kvalue)) : "?";
}
@@ -569,7 +569,7 @@ static const char *getobjname (const Proto *p, int lastpc, int reg,
int b = (op == OP_LOADK) ? GETARG_Bx(i)
: GETARG_Ax(p->code[pc + 1]);
if (ttisstring(&p->k[b])) {
- *name = svalue(&p->k[b]);
+ *name = getstr(tsvalue(&p->k[b]));
return "constant";
}
break;
@@ -627,7 +627,7 @@ static const char *funcnamefromcode (lua_State *L, const Proto *p,
default:
return NULL; /* cannot find a reasonable name */
}
- *name = getstr(G(L)->tmname[tm]) + 2;
+ *name = getshrstr(G(L)->tmname[tm]) + 2;
return "metamethod";
}
@@ -866,6 +866,28 @@ static int changedline (const Proto *p, int oldpc, int newpc) {
/*
+** Traces Lua calls. If code is running the first instruction of a function,
+** and function is not vararg, and it is not coming from an yield,
+** calls 'luaD_hookcall'. (Vararg functions will call 'luaD_hookcall'
+** after adjusting its variable arguments; otherwise, they could call
+** a line/count hook before the call hook. Functions coming from
+** an yield already called 'luaD_hookcall' before yielding.)
+*/
+int luaG_tracecall (lua_State *L) {
+ CallInfo *ci = L->ci;
+ Proto *p = ci_func(ci)->p;
+ ci->u.l.trap = 1; /* ensure hooks will be checked */
+ if (ci->u.l.savedpc == p->code) { /* first instruction (not resuming)? */
+ if (p->is_vararg)
+ return 0; /* hooks will start at VARARGPREP instruction */
+ else if (!(ci->callstatus & CIST_HOOKYIELD)) /* not yieded? */
+ luaD_hookcall(L, ci); /* check 'call' hook */
+ }
+ return 1; /* keep 'trap' on */
+}
+
+
+/*
** Traces the execution of a Lua function. Called before the execution
** of each opcode, when debug is on. 'L->oldpc' stores the last
** instruction traced, to detect line changes. When entering a new
diff --git a/ldebug.h b/ldebug.h
@@ -58,6 +58,7 @@ LUAI_FUNC const char *luaG_addinfo (lua_State *L, const char *msg,
TString *src, int line);
LUAI_FUNC l_noret luaG_errormsg (lua_State *L);
LUAI_FUNC int luaG_traceexec (lua_State *L, const Instruction *pc);
+LUAI_FUNC int luaG_tracecall (lua_State *L);
#endif
diff --git a/lgc.c b/lgc.c
@@ -533,10 +533,12 @@ static void traversestrongtable (global_State *g, Table *h) {
static void traversetable (global_State *g, Table *h) {
const char *weakkey, *weakvalue;
const TValue *mode = gfasttm(g, h->metatable, TM_MODE);
+ TString *smode;
markobjectN(g, h->metatable);
- if (mode && ttisstring(mode) && /* is there a weak mode? */
- (cast_void(weakkey = strchr(svalue(mode), 'k')),
- cast_void(weakvalue = strchr(svalue(mode), 'v')),
+ if (mode && ttisshrstring(mode) && /* is there a weak mode? */
+ (cast_void(smode = tsvalue(mode)),
+ cast_void(weakkey = strchr(getshrstr(smode), 'k')),
+ cast_void(weakvalue = strchr(getshrstr(smode), 'v')),
(weakkey || weakvalue))) { /* is really weak? */
if (!weakkey) /* strong keys? */
traverseweakvalue(g, h);
@@ -624,7 +626,9 @@ static void traversethread (global_State *g, lua_State *th) {
for (uv = th->openupval; uv != NULL; uv = uv->u.open.next)
markobject(g, uv); /* open upvalues cannot be collected */
if (g->gcstate == GCSatomic) { /* final traversal? */
- for (; o < th->stack_last.p + EXTRA_STACK; o++)
+ if (!g->gcemergency)
+ luaD_shrinkstack(th); /* do not change stack in emergency cycle */
+ for (o = th->top.p; o < th->stack_last.p + EXTRA_STACK; o++)
setnilvalue(s2v(o)); /* clear dead stack slice */
/* 'remarkupvals' may have removed thread from 'twups' list */
if (!isintwups(th) && th->openupval != NULL) {
@@ -632,8 +636,6 @@ static void traversethread (global_State *g, lua_State *th) {
g->twups = th;
}
}
- else if (!g->gcemergency)
- luaD_shrinkstack(th); /* do not change stack in emergency cycle */
}
@@ -1644,6 +1646,8 @@ static void fullinc (lua_State *L, global_State *g) {
entersweep(L); /* sweep everything to turn them back to white */
/* finish any pending sweep phase to start a new cycle */
luaC_runtilstate(L, bitmask(GCSpause));
+ luaC_runtilstate(L, bitmask(GCSpropagate)); /* start new cycle */
+ g->gcstate = GCSenteratomic; /* go straight to atomic phase ??? */
luaC_runtilstate(L, bitmask(GCScallfin)); /* run up to finalizers */
/* 'marked' must be correct after a full GC cycle */
lua_assert(g->marked == gettotalobjs(g));
diff --git a/lobject.c b/lobject.c
@@ -542,7 +542,7 @@ const char *luaO_pushvfstring (lua_State *L, const char *fmt, va_list argp) {
addstr2buff(&buff, fmt, strlen(fmt)); /* rest of 'fmt' */
clearbuff(&buff); /* empty buffer into the stack */
lua_assert(buff.pushed == 1);
- return svalue(s2v(L->top.p - 1));
+ return getstr(tsvalue(s2v(L->top.p - 1)));
}
diff --git a/lobject.h b/lobject.h
@@ -386,7 +386,7 @@ typedef struct GCObject {
typedef struct TString {
CommonHeader;
lu_byte extra; /* reserved words for short strings; "has hash" for longs */
- lu_byte shrlen; /* length for short strings */
+ lu_byte shrlen; /* length for short strings, 0xFF for long strings */
unsigned int hash;
union {
size_t lnglen; /* length for long strings */
@@ -398,19 +398,17 @@ typedef struct TString {
/*
-** Get the actual string (array of bytes) from a 'TString'.
+** Get the actual string (array of bytes) from a 'TString'. (Generic
+** version and specialized versions for long and short strings.)
*/
-#define getstr(ts) ((ts)->contents)
+#define getstr(ts) ((ts)->contents)
+#define getlngstr(ts) check_exp((ts)->shrlen == 0xFF, (ts)->contents)
+#define getshrstr(ts) check_exp((ts)->shrlen != 0xFF, (ts)->contents)
-/* get the actual string (array of bytes) from a Lua value */
-#define svalue(o) getstr(tsvalue(o))
-
/* get string length from 'TString *s' */
-#define tsslen(s) ((s)->tt == LUA_VSHRSTR ? (s)->shrlen : (s)->u.lnglen)
-
-/* get string length from 'TValue *o' */
-#define vslen(o) tsslen(tsvalue(o))
+#define tsslen(s) \
+ ((s)->shrlen != 0xFF ? (s)->shrlen : (s)->u.lnglen)
/* }================================================================== */
diff --git a/lparser.c b/lparser.c
@@ -1030,10 +1030,11 @@ static int explist (LexState *ls, expdesc *v) {
}
-static void funcargs (LexState *ls, expdesc *f, int line) {
+static void funcargs (LexState *ls, expdesc *f) {
FuncState *fs = ls->fs;
expdesc args;
int base, nparams;
+ int line = ls->linenumber;
switch (ls->t.token) {
case '(': { /* funcargs -> '(' [ explist ] ')' */
luaX_next(ls);
@@ -1071,8 +1072,8 @@ static void funcargs (LexState *ls, expdesc *f, int line) {
}
init_exp(f, VCALL, luaK_codeABC(fs, OP_CALL, base, nparams+1, 2));
luaK_fixline(fs, line);
- fs->freereg = base+1; /* call remove function and arguments and leaves
- (unless changed) one result */
+ fs->freereg = base+1; /* call removes function and arguments and leaves
+ one result (unless changed later) */
}
@@ -1111,7 +1112,6 @@ static void suffixedexp (LexState *ls, expdesc *v) {
/* suffixedexp ->
primaryexp { '.' NAME | '[' exp ']' | ':' NAME funcargs | funcargs } */
FuncState *fs = ls->fs;
- int line = ls->linenumber;
primaryexp(ls, v);
for (;;) {
switch (ls->t.token) {
@@ -1131,12 +1131,12 @@ static void suffixedexp (LexState *ls, expdesc *v) {
luaX_next(ls);
codename(ls, &key);
luaK_self(fs, v, &key);
- funcargs(ls, v, line);
+ funcargs(ls, v);
break;
}
case '(': case TK_STRING: case '{': { /* funcargs */
luaK_exp2nextreg(fs, v);
- funcargs(ls, v, line);
+ funcargs(ls, v);
break;
}
default: return;
diff --git a/lstate.c b/lstate.c
@@ -396,7 +396,7 @@ void luaE_warning (lua_State *L, const char *msg, int tocont) {
void luaE_warnerror (lua_State *L, const char *where) {
TValue *errobj = s2v(L->top.p - 1); /* error object */
const char *msg = (ttisstring(errobj))
- ? svalue(errobj)
+ ? getstr(tsvalue(errobj))
: "error object is not a string";
/* produce warning "error in %s (%s)" (where, msg) */
luaE_warning(L, "error in ", 1);
diff --git a/lstate.h b/lstate.h
@@ -182,7 +182,7 @@ struct CallInfo {
union {
struct { /* only for Lua functions */
const Instruction *savedpc;
- volatile l_signalT trap;
+ volatile l_signalT trap; /* function is tracing lines/counts */
int nextraargs; /* # of extra arguments in vararg functions */
} l;
struct { /* only for C functions */
diff --git a/lstring.c b/lstring.c
@@ -36,7 +36,7 @@ int luaS_eqlngstr (TString *a, TString *b) {
lua_assert(a->tt == LUA_VLNGSTR && b->tt == LUA_VLNGSTR);
return (a == b) || /* same instance or... */
((len == b->u.lnglen) && /* equal length and ... */
- (memcmp(getstr(a), getstr(b), len) == 0)); /* equal contents */
+ (memcmp(getlngstr(a), getlngstr(b), len) == 0)); /* equal contents */
}
@@ -52,7 +52,7 @@ unsigned int luaS_hashlongstr (TString *ts) {
lua_assert(ts->tt == LUA_VLNGSTR);
if (ts->extra == 0) { /* no hash? */
size_t len = ts->u.lnglen;
- ts->hash = luaS_hash(getstr(ts), len, ts->hash);
+ ts->hash = luaS_hash(getlngstr(ts), len, ts->hash);
ts->extra = 1; /* now it has its hash */
}
return ts->hash;
@@ -157,6 +157,7 @@ static TString *createstrobj (lua_State *L, size_t l, int tag, unsigned int h) {
TString *luaS_createlngstrobj (lua_State *L, size_t l) {
TString *ts = createstrobj(L, l, LUA_VLNGSTR, G(L)->seed);
ts->u.lnglen = l;
+ ts->shrlen = 0xFF; /* signals that it is a long string */
return ts;
}
@@ -193,7 +194,7 @@ static TString *internshrstr (lua_State *L, const char *str, size_t l) {
TString **list = &tb->hash[lmod(h, tb->size)];
lua_assert(str != NULL); /* otherwise 'memcmp'/'memcpy' are undefined */
for (ts = *list; ts != NULL; ts = ts->u.hnext) {
- if (l == ts->shrlen && (memcmp(str, getstr(ts), l * sizeof(char)) == 0)) {
+ if (l == ts->shrlen && (memcmp(str, getshrstr(ts), l * sizeof(char)) == 0)) {
/* found! */
if (isdead(g, ts)) /* dead (but not collected yet)? */
changewhite(ts); /* resurrect it */
@@ -206,7 +207,7 @@ static TString *internshrstr (lua_State *L, const char *str, size_t l) {
list = &tb->hash[lmod(h, tb->size)]; /* rehash with new size */
}
ts = createstrobj(L, l, LUA_VSHRSTR, h);
- memcpy(getstr(ts), str, l * sizeof(char));
+ memcpy(getshrstr(ts), str, l * sizeof(char));
ts->shrlen = cast_byte(l);
ts->u.hnext = *list;
*list = ts;
@@ -226,7 +227,7 @@ TString *luaS_newlstr (lua_State *L, const char *str, size_t l) {
if (l_unlikely(l >= (MAX_SIZE - sizeof(TString))/sizeof(char)))
luaM_toobig(L);
ts = luaS_createlngstrobj(L, l);
- memcpy(getstr(ts), str, l * sizeof(char));
+ memcpy(getlngstr(ts), str, l * sizeof(char));
return ts;
}
}
diff --git a/lundump.c b/lundump.c
@@ -131,7 +131,7 @@ static TString *loadStringN (LoadState *S, Proto *p) {
ts = luaS_createlngstrobj(L, size); /* create string */
setsvalue2s(L, L->top.p, ts); /* anchor it ('loadVector' can GC) */
luaD_inctop(L);
- loadVector(S, getstr(ts), size); /* load directly in final place */
+ loadVector(S, getlngstr(ts), size); /* load directly in final place */
L->top.p--; /* pop string */
}
luaC_objbarrier(L, p, ts);
diff --git a/lundump.h b/lundump.h
@@ -21,8 +21,7 @@
/*
** Encode major-minor version in one byte, one nibble for each
*/
-#define MYINT(s) (s[0]-'0') /* assume one-digit numerals */
-#define LUAC_VERSION (MYINT(LUA_VERSION_MAJOR)*16+MYINT(LUA_VERSION_MINOR))
+#define LUAC_VERSION (LUA_VERSION_MAJOR_N*16+LUA_VERSION_MINOR_N)
#define LUAC_FORMAT 0 /* this is the official format */
diff --git a/lvm.c b/lvm.c
@@ -91,8 +91,10 @@ static int l_strton (const TValue *obj, TValue *result) {
lua_assert(obj != result);
if (!cvt2num(obj)) /* is object not a string? */
return 0;
- else
- return (luaO_str2num(svalue(obj), result) == vslen(obj) + 1);
+ else {
+ TString *st = tsvalue(obj);
+ return (luaO_str2num(getstr(st), result) == tsslen(st) + 1);
+ }
}
@@ -627,8 +629,9 @@ int luaV_equalobj (lua_State *L, const TValue *t1, const TValue *t2) {
static void copy2buff (StkId top, int n, char *buff) {
size_t tl = 0; /* size already copied */
do {
- size_t l = vslen(s2v(top - n)); /* length of string being copied */
- memcpy(buff + tl, svalue(s2v(top - n)), l * sizeof(char));
+ TString *st = tsvalue(s2v(top - n));
+ size_t l = tsslen(st); /* length of string being copied */
+ memcpy(buff + tl, getstr(st), l * sizeof(char));
tl += l;
} while (--n > 0);
}
@@ -654,11 +657,11 @@ void luaV_concat (lua_State *L, int total) {
}
else {
/* at least two non-empty string values; get as many as possible */
- size_t tl = vslen(s2v(top - 1));
+ size_t tl = tsslen(tsvalue(s2v(top - 1)));
TString *ts;
/* collect total length and number of strings */
for (n = 1; n < total && tostring(L, s2v(top - n - 1)); n++) {
- size_t l = vslen(s2v(top - n - 1));
+ size_t l = tsslen(tsvalue(s2v(top - n - 1)));
if (l_unlikely(l >= (MAX_SIZE/sizeof(char)) - tl)) {
L->top.p = top - total; /* pop strings to avoid wasting stack */
luaG_runerror(L, "string length overflow");
@@ -672,7 +675,7 @@ void luaV_concat (lua_State *L, int total) {
}
else { /* long string; copy strings directly to final result */
ts = luaS_createlngstrobj(L, tl);
- copy2buff(top, n, getstr(ts));
+ copy2buff(top, n, getlngstr(ts));
}
setsvalue2s(L, top - n, ts); /* create result */
}
@@ -1158,18 +1161,11 @@ void luaV_execute (lua_State *L, CallInfo *ci) {
startfunc:
trap = L->hookmask;
returning: /* trap already set */
- cl = clLvalue(s2v(ci->func.p));
+ cl = ci_func(ci);
k = cl->p->k;
pc = ci->u.l.savedpc;
- if (l_unlikely(trap)) {
- if (pc == cl->p->code) { /* first instruction (not resuming)? */
- if (cl->p->is_vararg)
- trap = 0; /* hooks will start after VARARGPREP instruction */
- else /* check 'call' hook */
- luaD_hookcall(L, ci);
- }
- ci->u.l.trap = 1; /* assume trap is on, for now */
- }
+ if (l_unlikely(trap))
+ trap = luaG_tracecall(L);
base = ci->func.p + 1;
/* main loop of interpreter */
for (;;) {
diff --git a/manual/manual.of b/manual/manual.of
@@ -9033,6 +9033,10 @@ Lua does not consult any environment variables.
In particular,
the values of @Lid{package.path} and @Lid{package.cpath}
are set with the default paths defined in @id{luaconf.h}.
+To signal to the libraries that this option is on,
+the stand-alone interpreter sets the field
+@idx{"LUA_NOENV"} in the registry to a true value.
+Other libraries may consult this field for the same purpose.
The options @T{-e}, @T{-l}, and @T{-W} are handled in
the order they appear.
diff --git a/testes/calls.lua b/testes/calls.lua
@@ -342,7 +342,7 @@ do -- another bug (in 5.4.0)
end
-do -- another bug (since 5.2)
+if not _port then -- another bug (since 5.2)
-- corrupted binary dump: list of upvalue names is larger than number
-- of upvalues, overflowing the array of upvalues.
local code =
diff --git a/testes/db.lua b/testes/db.lua
@@ -345,7 +345,7 @@ function f(a,b)
local _, y = debug.getlocal(1, 2)
assert(x == a and y == b)
assert(debug.setlocal(2, 3, "pera") == "AA".."AA")
- assert(debug.setlocal(2, 4, "maçã") == "B")
+ assert(debug.setlocal(2, 4, "manga") == "B")
x = debug.getinfo(2)
assert(x.func == g and x.what == "Lua" and x.name == 'g' and
x.nups == 2 and string.find(x.source, "^@.*db%.lua$"))
@@ -373,9 +373,9 @@ function g (...)
local arg = {...}
do local a,b,c; a=math.sin(40); end
local feijao
- local AAAA,B = "xuxu", "mamão"
+ local AAAA,B = "xuxu", "abacate"
f(AAAA,B)
- assert(AAAA == "pera" and B == "maçã")
+ assert(AAAA == "pera" and B == "manga")
do
local B = 13
local x,y = debug.getlocal(1,5)
diff --git a/testes/errors.lua b/testes/errors.lua
@@ -392,19 +392,19 @@ lineerror("a\n=\n-\n\nprint\n;", 3)
lineerror([[
a
-(
+( -- <<
23)
-]], 1)
+]], 2)
lineerror([[
local a = {x = 13}
a
.
x
-(
+( -- <<
23
)
-]], 2)
+]], 5)
lineerror([[
local a = {x = 13}
diff --git a/testes/files.lua b/testes/files.lua
@@ -92,8 +92,8 @@ assert(io.output():seek("end") == string.len("alo joao"))
assert(io.output():seek("set") == 0)
-assert(io.write('"álo"', "{a}\n", "second line\n", "third line \n"))
-assert(io.write('çfourth_line'))
+assert(io.write('"alo"', "{a}\n", "second line\n", "third line \n"))
+assert(io.write('Xfourth_line'))
io.output(io.stdout)
collectgarbage() -- file should be closed by GC
assert(io.input() == io.stdin and rawequal(io.output(), io.stdout))
@@ -300,14 +300,14 @@ do -- test error returns
end
checkerr("invalid format", io.read, "x")
assert(io.read(0) == "") -- not eof
-assert(io.read(5, 'l') == '"álo"')
+assert(io.read(5, 'l') == '"alo"')
assert(io.read(0) == "")
assert(io.read() == "second line")
local x = io.input():seek()
assert(io.read() == "third line ")
assert(io.input():seek("set", x))
assert(io.read('L') == "third line \n")
-assert(io.read(1) == "ç")
+assert(io.read(1) == "X")
assert(io.read(string.len"fourth_line") == "fourth_line")
assert(io.input():seek("cur", -string.len"fourth_line"))
assert(io.read() == "fourth_line")
diff --git a/testes/pm.lua b/testes/pm.lua
@@ -1,6 +1,9 @@
-- $Id: testes/pm.lua $
-- See Copyright Notice in file all.lua
+-- UTF-8 file
+
+
print('testing pattern matching')
local function checkerror (msg, f, ...)
@@ -50,6 +53,19 @@ assert(f('aLo_ALO', '%a*') == 'aLo')
assert(f(" \n\r*&\n\r xuxu \n\n", "%g%g%g+") == "xuxu")
+
+-- Adapt a pattern to UTF-8
+local function PU (p)
+ -- break '?' into each individual byte of a character
+ p = string.gsub(p, "(" .. utf8.charpattern .. ")%?", function (c)
+ return string.gsub(c, ".", "%0?")
+ end)
+ -- change '.' to utf-8 character patterns
+ p = string.gsub(p, "%.", utf8.charpattern)
+ return p
+end
+
+
assert(f('aaab', 'a*') == 'aaa');
assert(f('aaa', '^.*$') == 'aaa');
assert(f('aaa', 'b*') == '');
@@ -73,16 +89,16 @@ assert(f('aaa', '^.-$') == 'aaa')
assert(f('aabaaabaaabaaaba', 'b.*b') == 'baaabaaabaaab')
assert(f('aabaaabaaabaaaba', 'b.-b') == 'baaab')
assert(f('alo xo', '.o$') == 'xo')
-assert(f(' \n isto é assim', '%S%S*') == 'isto')
-assert(f(' \n isto é assim', '%S*$') == 'assim')
-assert(f(' \n isto é assim', '[a-z]*$') == 'assim')
+assert(f(' \n isto é assim', '%S%S*') == 'isto')
+assert(f(' \n isto é assim', '%S*$') == 'assim')
+assert(f(' \n isto é assim', '[a-z]*$') == 'assim')
assert(f('um caracter ? extra', '[^%sa-z]') == '?')
assert(f('', 'a?') == '')
-assert(f('á', 'á?') == 'á')
-assert(f('ábl', 'á?b?l?') == 'ábl')
-assert(f(' ábl', 'á?b?l?') == '')
+assert(f('á', PU'á?') == 'á')
+assert(f('ábl', PU'á?b?l?') == 'ábl')
+assert(f(' ábl', PU'á?b?l?') == '')
assert(f('aa', '^aa?a?a') == 'aa')
-assert(f(']]]áb', '[^]]') == 'á')
+assert(f(']]]áb', '[^]]+') == 'áb')
assert(f("0alo alo", "%x*") == "0a")
assert(f("alo alo", "%C+") == "alo alo")
print('+')
@@ -136,28 +152,28 @@ assert(string.match("alo xyzK", "(%w+)K") == "xyz")
assert(string.match("254 K", "(%d*)K") == "")
assert(string.match("alo ", "(%w*)$") == "")
assert(not string.match("alo ", "(%w+)$"))
-assert(string.find("(álo)", "%(á") == 1)
-local a, b, c, d, e = string.match("âlo alo", "^(((.).).* (%w*))$")
-assert(a == 'âlo alo' and b == 'âl' and c == 'â' and d == 'alo' and e == nil)
+assert(string.find("(álo)", "%(á") == 1)
+local a, b, c, d, e = string.match("âlo alo", PU"^(((.).). (%w*))$")
+assert(a == 'âlo alo' and b == 'âl' and c == 'â' and d == 'alo' and e == nil)
a, b, c, d = string.match('0123456789', '(.+(.?)())')
assert(a == '0123456789' and b == '' and c == 11 and d == nil)
print('+')
-assert(string.gsub('ülo ülo', 'ü', 'x') == 'xlo xlo')
-assert(string.gsub('alo úlo ', ' +$', '') == 'alo úlo') -- trim
+assert(string.gsub('ülo ülo', 'ü', 'x') == 'xlo xlo')
+assert(string.gsub('alo úlo ', ' +$', '') == 'alo úlo') -- trim
assert(string.gsub(' alo alo ', '^%s*(.-)%s*$', '%1') == 'alo alo') -- double trim
assert(string.gsub('alo alo \n 123\n ', '%s+', ' ') == 'alo alo 123 ')
-local t = "abç d"
-a, b = string.gsub(t, '(.)', '%1@')
-assert('@'..a == string.gsub(t, '', '@') and b == 5)
-a, b = string.gsub('abçd', '(.)', '%0@', 2)
-assert(a == 'a@b@çd' and b == 2)
+local t = "abç d"
+a, b = string.gsub(t, PU'(.)', '%1@')
+assert(a == "a@b@ç@ @d@" and b == 5)
+a, b = string.gsub('abçd', PU'(.)', '%0@', 2)
+assert(a == 'a@b@çd' and b == 2)
assert(string.gsub('alo alo', '()[al]', '%1') == '12o 56o')
assert(string.gsub("abc=xyz", "(%w*)(%p)(%w+)", "%3%2%1-%0") ==
"xyz=abc-abc=xyz")
assert(string.gsub("abc", "%w", "%1%0") == "aabbcc")
assert(string.gsub("abc", "%w+", "%0%1") == "abcabc")
-assert(string.gsub('áéí', '$', '\0óú') == 'áéí\0óú')
+assert(string.gsub('áéÃ', '$', '\0óú') == 'áéÃ\0óú')
assert(string.gsub('', '^', 'r') == 'r')
assert(string.gsub('', '$', 'r') == 'r')
print('+')
@@ -188,8 +204,8 @@ do
end
function f(a,b) return string.gsub(a,'.',b) end
-assert(string.gsub("trocar tudo em |teste|b| é |beleza|al|", "|([^|]*)|([^|]*)|", f) ==
- "trocar tudo em bbbbb é alalalalalal")
+assert(string.gsub("trocar tudo em |teste|b| é |beleza|al|", "|([^|]*)|([^|]*)|", f) ==
+ "trocar tudo em bbbbb é alalalalalal")
local function dostring (s) return load(s, "")() or "" end
assert(string.gsub("alo $a='x'$ novamente $return a$",
diff --git a/testes/sort.lua b/testes/sort.lua
@@ -289,7 +289,7 @@ timesort(a, limit, function(x,y) return nil end, "equal")
for i,v in pairs(a) do assert(v == false) end
-AA = {"álo", "\0first :-)", "alo", "then this one", "45", "and a new"}
+AA = {"\xE1lo", "\0first :-)", "alo", "then this one", "45", "and a new"}
table.sort(AA)
check(AA)
diff --git a/testes/strings.lua b/testes/strings.lua
@@ -1,6 +1,9 @@
-- $Id: testes/strings.lua $
-- See Copyright Notice in file all.lua
+-- ISO Latin encoding
+
+
print('testing strings and string library')
local maxi <const> = math.maxinteger
diff --git a/testes/utf8.lua b/testes/utf8.lua
@@ -1,6 +1,8 @@
-- $Id: testes/utf8.lua $
-- See Copyright Notice in file all.lua
+-- UTF-8 file
+
print "testing UTF-8 library"
local utf8 = require'utf8'
