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authordaurnimator <quae@daurnimator.com>2017-04-26 17:40:14 +1000
committerdaurnimator <quae@daurnimator.com>2017-04-26 17:40:14 +1000
commit53bd1fcc4b90f24427064419354ad07c552a93d5 (patch)
tree3ecea12d668986709383f86353dbe9b434403a13 /src
parent992285ba12d217a3def72e49a29fba70e4e48f2f (diff)
downloadfengari-53bd1fcc4b90f24427064419354ad07c552a93d5.tar.gz
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Remove lua.char
Diffstat (limited to 'src')
-rw-r--r--src/lauxlib.js19
-rw-r--r--src/ldblib.js33
-rw-r--r--src/loslib.js1
-rw-r--r--src/lstrlib.js173
-rw-r--r--src/lua.js1
5 files changed, 111 insertions, 116 deletions
diff --git a/src/lauxlib.js b/src/lauxlib.js
index f2cf220..f3287f5 100644
--- a/src/lauxlib.js
+++ b/src/lauxlib.js
@@ -6,7 +6,6 @@ const assert = require('assert');
const lstate = require('./lstate.js');
const lapi = require('./lapi.js');
const lua = require('./lua.js');
-const char = lua.char;
const ldebug = require('./ldebug.js');
const lobject = require('./lobject.js');
@@ -57,7 +56,7 @@ const findfield = function(L, objidx, level) {
*/
const pushglobalfuncname = function(L, ar) {
let top = lapi.lua_gettop(L);
- ldebug.lua_getinfo(L, [char['f']], ar); /* push function */
+ ldebug.lua_getinfo(L, ['f'.charCodeAt(0)], ar); /* push function */
lapi.lua_getfield(L, lua.LUA_REGISTRYINDEX, lua.to_luastring(LUA_LOADED_TABLE, true));
if (findfield(L, top + 1, 2)) {
let name = lapi.lua_tostring(L, -1);
@@ -78,15 +77,15 @@ const sv = s => s ? s : [];
const pushfuncname = function(L, ar) {
if (pushglobalfuncname(L, ar)) { /* try first a global name */
- lapi.lua_pushstring(L, lua.to_luastring("function '", true).concat(lapi.lua_tostring(L, -1)).concat([char["'"]]));
+ lapi.lua_pushstring(L, lua.to_luastring("function '", true).concat(lapi.lua_tostring(L, -1)).concat(["'".charCodeAt(0)]));
lapi.lua_remove(L, -2); /* remove name */
}
else if (ar.namewhat) /* is there a name from code? */
- lapi.lua_pushstring(L, sv(ar.namewhat).concat(char[" "], char["'"], ...sv(ar.name.value), char["'"])); /* use it */
- else if (ar.what && ar.what[0] === char['m']) /* main? */
+ lapi.lua_pushstring(L, sv(ar.namewhat).concat(" ".charCodeAt(0), "'".charCodeAt(0), ...sv(ar.name.value), "'".charCodeAt(0))); /* use it */
+ else if (ar.what && ar.what[0] === 'm'.charCodeAt(0)) /* main? */
lapi.lua_pushliteral(L, "main chunk");
- else if (ar.what && ar.what[0] != char['C']) /* for Lua functions, use <file:line> */
- lapi.lua_pushstring(L, lua.to_luastring("function <", true).concat(...sv(ar.short_src), char[':'], ...lua.to_luastring(`${ar.linedefined}>`)));
+ else if (ar.what && ar.what[0] != 'C'.charCodeAt(0)) /* for Lua functions, use <file:line> */
+ lapi.lua_pushstring(L, lua.to_luastring("function <", true).concat(...sv(ar.short_src), ':'.charCodeAt(0), ...lua.to_luastring(`${ar.linedefined}>`)));
else /* nothing left... */
lapi.lua_pushliteral(L, "?");
};
@@ -112,7 +111,7 @@ const luaL_traceback = function(L, L1, msg, level) {
let last = lastlevel(L1);
let n1 = last - level > LEVELS1 + LEVELS2 ? LEVELS1 : -1;
if (msg)
- lapi.lua_pushstring(L, msg.concat(char['\n']));
+ lapi.lua_pushstring(L, msg.concat('\n'.charCodeAt(0)));
luaL_checkstack(L, 10, null);
lapi.lua_pushliteral(L, "stack traceback:");
while (ldebug.lua_getstack(L1, level++, ar)) {
@@ -121,7 +120,7 @@ const luaL_traceback = function(L, L1, msg, level) {
level = last - LEVELS2 + 1; /* and skip to last ones */
} else {
ldebug.lua_getinfo(L1, lua.to_luastring("Slnt", true), ar);
- lapi.lua_pushstring(L, [char['\n'], char['\t'], char['.'], char['.'], char['.']].concat(ar.short_src));
+ lapi.lua_pushstring(L, ['\n'.charCodeAt(0), '\t'.charCodeAt(0), '.'.charCodeAt(0), '.'.charCodeAt(0), '.'.charCodeAt(0)].concat(ar.short_src));
if (ar.currentline > 0)
lapi.lua_pushliteral(L, `${ar.currentline}:`);
lapi.lua_pushliteral(L, " in ");
@@ -153,7 +152,7 @@ const luaL_argerror = function(L, arg, extramsg) {
}
if (ar.name === null)
- ar.name = pushglobalfuncname(L, ar) ? lapi.lua_tostring(L, -1) : [lua.char["?"]];
+ ar.name = pushglobalfuncname(L, ar) ? lapi.lua_tostring(L, -1) : ["?".charCodeAt(0)];
return luaL_error(L, lua.to_luastring(`bad argument #${arg} to '${lobject.jsstring(ar.name)}' (${lobject.jsstring(extramsg)})`));
};
diff --git a/src/ldblib.js b/src/ldblib.js
index fb2b8a2..62422a8 100644
--- a/src/ldblib.js
+++ b/src/ldblib.js
@@ -3,7 +3,6 @@
const assert = require('assert');
const lua = require('./lua.js');
-const char = lua.char;
const lapi = require('./lapi.js');
const lauxlib = require('./lauxlib.js');
const ldebug = require('./ldebug.js');
@@ -126,7 +125,7 @@ const db_getinfo = function(L) {
let options = lauxlib.luaL_optstring(L, arg + 2, lua.to_luastring("flnStu", true));
checkstack(L, L1, 3);
if (lapi.lua_isfunction(L, arg + 1)) { /* info about a function? */
- options = [char['>']].concat(options); /* add '>' to 'options' */
+ options = ['>'.charCodeAt(0)].concat(options); /* add '>' to 'options' */
lapi.lua_pushvalue(L, arg + 1); /* move function to 'L1' stack */
lapi.lua_xmove(L, L1, 1);
} else { /* stack level */
@@ -139,28 +138,28 @@ const db_getinfo = function(L) {
if (!ldebug.lua_getinfo(L1, options, ar))
lauxlib.luaL_argerror(L, arg + 2, lua.to_luastring("invalid option", true));
lapi.lua_newtable(L); /* table to collect results */
- if (options.indexOf(char['S']) > -1) {
+ if (options.indexOf('S'.charCodeAt(0)) > -1) {
settabss(L, lua.to_luastring("source", true), ar.source.value);
settabss(L, lua.to_luastring("short_src", true), ar.short_src);
settabss(L, lua.to_luastring("linedefined", true), lua.to_luastring(`${ar.linedefined}`));
settabss(L, lua.to_luastring("lastlinedefined", true), lua.to_luastring(`${ar.lastlinedefined}`));
settabss(L, lua.to_luastring("what", true), ar.what);
}
- if (options.indexOf(char['l']) > -1)
+ if (options.indexOf('l'.charCodeAt(0)) > -1)
settabsi(L, lua.to_luastring("currentline", true), ar.currentline);
- if (options.indexOf(char['u']) > -1)
+ if (options.indexOf('u'.charCodeAt(0)) > -1)
settabsi(L, lua.to_luastring("nups", true), ar.nups);
settabsi(L, lua.to_luastring("nparams", true), ar.nparams);
settabsb(L, lua.to_luastring("isvararg", true), ar.isvararg);
- if (options.indexOf(char['n']) > - 1) {
+ if (options.indexOf('n'.charCodeAt(0)) > - 1) {
settabss(L, lua.to_luastring("name", true), ar.name ? ar.name : null);
settabss(L, lua.to_luastring("namewhat", true), ar.namewhat ? ar.namewhat : null);
}
- if (options.indexOf(char['t']) > - 1)
+ if (options.indexOf('t'.charCodeAt(0)) > - 1)
settabsb(L, lua.to_luastring("istailcall", true), ar.istailcall);
- if (options.indexOf(char['L']) > - 1)
+ if (options.indexOf('L'.charCodeAt(0)) > - 1)
treatstackoption(L, L1, lua.to_luastring("activelines", true));
- if (options.indexOf(char['f']) > - 1)
+ if (options.indexOf('f'.charCodeAt(0)) > - 1)
treatstackoption(L, L1, lua.to_luastring("func", true));
return 1; /* return table */
};
@@ -283,7 +282,7 @@ const hookf = function(L, ar) {
if (ar.currentline >= 0)
lapi.lua_pushinteger(L, ar.currentline); /* push current line */
else lapi.lua_pushnil(L);
- assert(ldebug.lua_getinfo(L, [char["l"], char["S"]], ar));
+ assert(ldebug.lua_getinfo(L, ["l".charCodeAt(0), "S".charCodeAt(0)], ar));
lapi.lua_call(L, 2, 0); /* call hook function */
}
};
@@ -293,9 +292,9 @@ const hookf = function(L, ar) {
*/
const makemask = function(smask, count) {
let mask = 0;
- if (smask.indexOf(char["c"]) > -1) mask |= lua.LUA_MASKCALL;
- if (smask.indexOf(char["r"]) > -1) mask |= lua.LUA_MASKRET;
- if (smask.indexOf(char["l"]) > -1) mask |= lua.LUA_MASKLINE;
+ if (smask.indexOf("c".charCodeAt(0)) > -1) mask |= lua.LUA_MASKCALL;
+ if (smask.indexOf("r".charCodeAt(0)) > -1) mask |= lua.LUA_MASKRET;
+ if (smask.indexOf("l".charCodeAt(0)) > -1) mask |= lua.LUA_MASKLINE;
if (count > 0) mask |= lua.LUA_MASKCOUNT;
return mask;
};
@@ -305,9 +304,9 @@ const makemask = function(smask, count) {
*/
const unmakemask = function(mask, smask) {
let i = 0;
- if (mask & lua.LUA_MASKCALL) smask[i++] = char["c"];
- if (mask & lua.LUA_MASKRET) smask[i++] = char["r"];
- if (mask & lua.LUA_MASKLINE) smask[i++] = char["l"];
+ if (mask & lua.LUA_MASKCALL) smask[i++] = "c".charCodeAt(0);
+ if (mask & lua.LUA_MASKRET) smask[i++] = "r".charCodeAt(0);
+ if (mask & lua.LUA_MASKLINE) smask[i++] = "l".charCodeAt(0);
return smask;
};
@@ -330,7 +329,7 @@ const db_sethook = function(L) {
lapi.lua_createtable(L, 0, 2); /* create a hook table */
lapi.lua_pushvalue(L, -1);
lapi.lua_rawsetp(L, lua.LUA_REGISTRYINDEX, HOOKKEY); /* set it in position */
- lapi.lua_pushstring(L, [char["k"]]);
+ lapi.lua_pushstring(L, ["k".charCodeAt(0)]);
lapi.lua_setfield(L, -2, lua.to_luastring("__mode", true)); /** hooktable.__mode = "k" */
lapi.lua_pushvalue(L, -1);
lapi.lua_setmetatable(L, -2); /* setmetatable(hooktable) = hooktable */
diff --git a/src/loslib.js b/src/loslib.js
index 4eea581..4a5c39d 100644
--- a/src/loslib.js
+++ b/src/loslib.js
@@ -3,7 +3,6 @@
const assert = require('assert');
const lua = require('./lua.js');
-const char = lua.char;
const lapi = require('./lapi.js');
const lauxlib = require('./lauxlib.js');
const ldebug = require('./ldebug.js');
diff --git a/src/lstrlib.js b/src/lstrlib.js
index 1935de3..2bfe2ee 100644
--- a/src/lstrlib.js
+++ b/src/lstrlib.js
@@ -9,10 +9,9 @@ const lobject = require('./lobject.js');
const lua = require('./lua.js');
const luaconf = require('./luaconf.js');
const llimit = require('./llimit.js');
-const char = lua.char;
const sL_ESC = '%';
-const L_ESC = char[sL_ESC];
+const L_ESC = sL_ESC.charCodeAt(0);
/*
** maximum number of captures that a pattern can do during
@@ -95,7 +94,7 @@ const L_NBFD = 1;
*/
const adddigit = function(buff, n, x) {
let d = Math.floor(x); /* get integer part from 'x' */
- buff[n] = d < 10 ? d + char['0'] : d - 10 + char['a']; /* add to buffer */
+ buff[n] = d < 10 ? d + '0'.charCodeAt(0) : d - 10 + 'a'.charCodeAt(0); /* add to buffer */
return x - d; /* return what is left */
};
@@ -112,7 +111,7 @@ const num2straux = function(x) {
/* create "0" or "-0" followed by exponent */
let zero = sprintf(luaconf.LUA_NUMBER_FMT + "x0p+0", x).split('').map(e => e.charCodeAt(0));
if (Object.is(x, -0))
- return [char['-']].concat(zero);
+ return ['-'.charCodeAt(0)].concat(zero);
return zero;
} else {
let fe = lobject.frexp(x); /* 'x' fraction and exponent */
@@ -120,11 +119,11 @@ const num2straux = function(x) {
let e = fe[1];
let n = 0; /* character count */
if (m < 0) { /* is number negative? */
- buff[n++] = char['-']; /* add signal */
+ buff[n++] = '-'.charCodeAt(0); /* add signal */
m = -m; /* make it positive */
}
- buff[n++] = char['0'];
- buff[n++] = char['x']; /* add "0x" */
+ buff[n++] = '0'.charCodeAt(0);
+ buff[n++] = 'x'.charCodeAt(0); /* add "0x" */
m = adddigit(buff, n++, m * (1 << L_NBFD)); /* add first digit */
e -= L_NBFD; /* this digit goes before the radix point */
if (m > 0) { /* more digits? */
@@ -140,10 +139,10 @@ const num2straux = function(x) {
const lua_number2strx = function(L, fmt, x) {
let buff = num2straux(x);
- if (fmt[SIZELENMOD] === char['A']) {
+ if (fmt[SIZELENMOD] === 'A'.charCodeAt(0)) {
for (let i = 0; i < buff.length; i++)
- buff[i] = char[String.fromCharCode(buff[i]).toUpperCase()];
- } else if (fmt[SIZELENMOD] !== char['a'])
+ buff[i] = String.fromCharCode(buff[i]).toUpperCase().charCodeAt(0);
+ } else if (fmt[SIZELENMOD] !== 'a'.charCodeAt(0))
lauxlib.luaL_error(L, lua.to_luastring("modifiers for format '%a'/'%A' not implemented", true));
return buff;
};
@@ -159,7 +158,7 @@ const MAX_ITEM = 120;// TODO: + l_mathlim(MAX_10_EXP);
/* valid flags in a format specification */
-const FLAGS = [char["-"], char["+"], char[" "], char["#"], char["0"]];
+const FLAGS = ["-".charCodeAt(0), "+".charCodeAt(0), " ".charCodeAt(0), "#".charCodeAt(0), "0".charCodeAt(0)];
/*
** maximum size of each format specification (such as "%-099.99d")
@@ -167,8 +166,8 @@ const FLAGS = [char["-"], char["+"], char[" "], char["#"], char["0"]];
const MAX_FORMAT = 32;
// TODO: locale ? and do it better
-const isalpha = e => (char['a'] <= e && e <= char['z']) || (e >= char['A'] && e <= char['Z']);
-const isdigit = e => char['0'] <= e && e <= char['9'];
+const isalpha = e => ('a'.charCodeAt(0) <= e && e <= 'z'.charCodeAt(0)) || (e >= 'A'.charCodeAt(0) && e <= 'Z'.charCodeAt(0));
+const isdigit = e => '0'.charCodeAt(0) <= e && e <= '9'.charCodeAt(0);
const iscntrl = e => (0x00 <= e && e <= 0x1f) || e === 0x7f;
const isgraph = e => e > 32 && e < 127; // TODO: Will only work for ASCII
const islower = e => /^(?![A-Z]).*$/.test(String.fromCharCode(e));
@@ -185,11 +184,11 @@ const concat = function (a1, a2) {
};
const addquoted = function(b, s) {
- b.push(char['"']);
+ b.push('"'.charCodeAt(0));
let len = s.length;
while (len--) {
- if (s[0] === char['"'] || s[0] === char['\\'] || s[0] === char['\n']) {
- b.push(char['\\']);
+ if (s[0] === '"'.charCodeAt(0) || s[0] === '\\'.charCodeAt(0) || s[0] === '\n'.charCodeAt(0)) {
+ b.push('\\'.charCodeAt(0));
b.push(s[0]);
} else if (iscntrl(s[0])) {
let buff = [];
@@ -202,15 +201,15 @@ const addquoted = function(b, s) {
b.push(s[0]);
s = s.slice(1);
}
- b.push(char['"']);
+ b.push('"'.charCodeAt(0));
};
/*
** Ensures the 'buff' string uses a dot as the radix character.
*/
const checkdp = function(buff) {
- if (buff.indexOf(char['.']) < 0) { /* no dot? */
- let point = char[luaconf.lua_getlocaledecpoint()]; /* try locale point */
+ if (buff.indexOf('.'.charCodeAt(0)) < 0) { /* no dot? */
+ let point = luaconf.lua_getlocaledecpoint().charCodeAt(0); /* try locale point */
let ppoint = buff.indexOf(point);
if (ppoint) buff[ppoint] = '.'; /* change it to a dot */
}
@@ -251,14 +250,14 @@ const scanformat = function(L, strfrmt, form) {
lauxlib.luaL_error(L, lua.to_luastring("invalid format (repeated flags)", true));
if (isdigit(p[0])) p = p.slice(1); /* skip width */
if (isdigit(p[0])) p = p.slice(1); /* (2 digits at most) */
- if (p[0] === char['.']) {
+ if (p[0] === '.'.charCodeAt(0)) {
p = p.slice(1);
if (isdigit(p[0])) p = p.slice(1); /* skip precision */
if (isdigit(p[0])) p = p.slice(1); /* (2 digits at most) */
}
if (isdigit(p[0]))
lauxlib.luaL_error(L, lua.to_luastring("invalid format (width or precision too long)", true));
- form[0] = char["%"];
+ form[0] = "%".charCodeAt(0);
for (let i = 0; i < strfrmt.length - p.length + 1; i++)
form[i + 1] = strfrmt[i];
// form[strfrmt.length - p.length + 2] = 0;
@@ -344,7 +343,7 @@ const str_format = function(L) {
lapi.lua_pop(L, 1); /* remove result from 'luaL_tolstring' */
} else {
lauxlib.luaL_argcheck(L, s.length === strlen(s), arg, lua.to_luastring("string contains zeros", true));
- if (form.indexOf(char['.']) < 0 && s.length >= 100) {
+ if (form.indexOf('.'.charCodeAt(0)) < 0 && s.length >= 100) {
/* no precision and string is too long to be formatted */
concat(b, s); /* keep entire string */
lapi.lua_pop(L, 1); /* remove result from 'luaL_tolstring' */
@@ -410,7 +409,7 @@ const KOption = {
};
const digit = function(c) {
- return char['0'] <= c && c <= char['9'];
+ return '0'.charCodeAt(0) <= c && c <= '9'.charCodeAt(0);
};
const getnum = function(fmt, df) {
@@ -419,7 +418,7 @@ const getnum = function(fmt, df) {
else {
let a = 0;
do {
- a = a * 10 + (fmt.s[0] - char['0']);
+ a = a * 10 + (fmt.s[0] - '0'.charCodeAt(0));
fmt.s = fmt.s.slice(1);
} while (digit(fmt.s[0]) && a <= (MAXSIZE - 9)/10);
return a;
@@ -450,36 +449,36 @@ const getoption = function(h, fmt) {
fmt.s = fmt.s.slice(1);
r.size = 0; /* default */
switch (r.opt) {
- case char['b']: r.size = 1; r.opt = KOption.Kint; return r; // sizeof(char): 1
- case char['B']: r.size = 1; r.opt = KOption.Kuint; return r;
- case char['h']: r.size = 2; r.opt = KOption.Kint; return r; // sizeof(short): 2
- case char['H']: r.size = 2; r.opt = KOption.Kuint; return r;
- case char['l']: r.size = 8; r.opt = KOption.Kint; return r; // sizeof(long): 8
- case char['L']: r.size = 8; r.opt = KOption.Kuint; return r;
- case char['j']: r.size = 8; r.opt = KOption.Kint; return r; // sizeof(lua_Integer): 8
- case char['J']: r.size = 8; r.opt = KOption.Kuint; return r;
- case char['T']: r.size = 8; r.opt = KOption.Kuint; return r; // sizeof(size_t): 8
- case char['f']: r.size = 4; r.opt = KOption.Kfloat; return r; // sizeof(float): 4
- case char['d']: r.size = 8; r.opt = KOption.Kfloat; return r; // sizeof(double): 8
- case char['n']: r.size = 8; r.opt = KOption.Kfloat; return r; // sizeof(lua_Number): 8
- case char['i']: r.size = getnumlimit(h, fmt, 4); r.opt = KOption.Kint; return r; // sizeof(int): 4
- case char['I']: r.size = getnumlimit(h, fmt, 4); r.opt = KOption.Kuint; return r;
- case char['s']: r.size = getnumlimit(h, fmt, 8); r.opt = KOption.Kstring; return r;
- case char['c']: {
+ case 'b'.charCodeAt(0): r.size = 1; r.opt = KOption.Kint; return r; // sizeof(char): 1
+ case 'B'.charCodeAt(0): r.size = 1; r.opt = KOption.Kuint; return r;
+ case 'h'.charCodeAt(0): r.size = 2; r.opt = KOption.Kint; return r; // sizeof(short): 2
+ case 'H'.charCodeAt(0): r.size = 2; r.opt = KOption.Kuint; return r;
+ case 'l'.charCodeAt(0): r.size = 8; r.opt = KOption.Kint; return r; // sizeof(long): 8
+ case 'L'.charCodeAt(0): r.size = 8; r.opt = KOption.Kuint; return r;
+ case 'j'.charCodeAt(0): r.size = 8; r.opt = KOption.Kint; return r; // sizeof(lua_Integer): 8
+ case 'J'.charCodeAt(0): r.size = 8; r.opt = KOption.Kuint; return r;
+ case 'T'.charCodeAt(0): r.size = 8; r.opt = KOption.Kuint; return r; // sizeof(size_t): 8
+ case 'f'.charCodeAt(0): r.size = 4; r.opt = KOption.Kfloat; return r; // sizeof(float): 4
+ case 'd'.charCodeAt(0): r.size = 8; r.opt = KOption.Kfloat; return r; // sizeof(double): 8
+ case 'n'.charCodeAt(0): r.size = 8; r.opt = KOption.Kfloat; return r; // sizeof(lua_Number): 8
+ case 'i'.charCodeAt(0): r.size = getnumlimit(h, fmt, 4); r.opt = KOption.Kint; return r; // sizeof(int): 4
+ case 'I'.charCodeAt(0): r.size = getnumlimit(h, fmt, 4); r.opt = KOption.Kuint; return r;
+ case 's'.charCodeAt(0): r.size = getnumlimit(h, fmt, 8); r.opt = KOption.Kstring; return r;
+ case 'c'.charCodeAt(0): {
r.size = getnum(fmt, -1);
if (r.size === -1)
lauxlib.luaL_error(h.L, lua.to_luastring("missing size for format option 'c'", true));
r.opt = KOption.Kchar;
return r;
}
- case char['z']: r.opt = KOption.Kzstr; return r;
- case char['x']: r.size = 1; r.opt = KOption.Kpadding; return r;
- case char['X']: r.opt = KOption.Kpaddalign; return r;
- case char[' ']: break;
- case char['<']: h.islittle = true; break;
- case char['>']: h.islittle = false; break;
- case char['=']: h.islittle = true; break;
- case char['!']: h.maxalign = getnumlimit(h, fmt, MAXALIGN); break;
+ case 'z'.charCodeAt(0): r.opt = KOption.Kzstr; return r;
+ case 'x'.charCodeAt(0): r.size = 1; r.opt = KOption.Kpadding; return r;
+ case 'X'.charCodeAt(0): r.opt = KOption.Kpaddalign; return r;
+ case ' '.charCodeAt(0): break;
+ case '<'.charCodeAt(0): h.islittle = true; break;
+ case '>'.charCodeAt(0): h.islittle = false; break;
+ case '='.charCodeAt(0): h.islittle = true; break;
+ case '!'.charCodeAt(0): h.maxalign = getnumlimit(h, fmt, MAXALIGN); break;
default: lauxlib.luaL_error(h.L, lua.to_luastring(`invalid format option '${String.fromCharCode(r.opt)}'`));
}
@@ -825,7 +824,7 @@ const str_unpack = function(L) {
const CAP_UNFINISHED = -1;
const CAP_POSITION = -2;
const MAXCCALLS = 200;
-const SPECIALS = [char["^"], char["$"], char["*"], char["+"], char["?"], char["."], char["("], char["["], char["%"], char["-"]];
+const SPECIALS = ["^".charCodeAt(0), "$".charCodeAt(0), "*".charCodeAt(0), "+".charCodeAt(0), "?".charCodeAt(0), ".".charCodeAt(0), "(".charCodeAt(0), "[".charCodeAt(0), "%".charCodeAt(0), "-".charCodeAt(0)];
class MatchState {
constructor(L) {
@@ -842,7 +841,7 @@ class MatchState {
}
const check_capture = function(ms, l) {
- l = l - char['1'];
+ l = l - '1'.charCodeAt(0);
if (l < 0 || l >= ms.level || ms.capture[l].len === CAP_UNFINISHED)
return lauxlib.luaL_error(ms.L, lua.to_luastring(`invalid capture index %${l + 1}`));
return l;
@@ -862,14 +861,14 @@ const classend = function(ms, p) {
lauxlib.luaL_error(ms.L, lua.to_luastring("malformed pattern (ends with '%')", true));
return p + 1;
}
- case char['[']: {
- if (ms.p[p] === char['^']) p++;
+ case '['.charCodeAt(0): {
+ if (ms.p[p] === '^'.charCodeAt(0)) p++;
do { /* look for a ']' */
if (p === ms.p_end)
lauxlib.luaL_error(ms.L, lua.to_luastring("malformed pattern (missing ']')", true));
if (ms.p[p++] === L_ESC && p < ms.p_end)
p++; /* skip escapes (e.g. '%]') */
- } while (ms.p[p] !== char[']']);
+ } while (ms.p[p] !== ']'.charCodeAt(0));
return p + 1;
}
default: {
@@ -881,17 +880,17 @@ const classend = function(ms, p) {
const match_class = function(c, cl) {
let res;
switch (String.fromCharCode(cl).toLowerCase().charCodeAt(0)) {
- case char['a'] : res = isalpha(c); break;
- case char['c'] : res = iscntrl(c); break;
- case char['d'] : res = isdigit(c); break;
- case char['g'] : res = isgraph(c); break;
- case char['l'] : res = islower(c); break;
- case char['p'] : res = ispunct(c); break;
- case char['s'] : res = isspace(c); break;
- case char['u'] : res = isupper(c); break;
- case char['w'] : res = isalnum(c); break;
- case char['x'] : res = isxdigit(c); break;
- case char['z'] : res = (c === 0); break; /* deprecated option */
+ case 'a'.charCodeAt(0) : res = isalpha(c); break;
+ case 'c'.charCodeAt(0) : res = iscntrl(c); break;
+ case 'd'.charCodeAt(0) : res = isdigit(c); break;
+ case 'g'.charCodeAt(0) : res = isgraph(c); break;
+ case 'l'.charCodeAt(0) : res = islower(c); break;
+ case 'p'.charCodeAt(0) : res = ispunct(c); break;
+ case 's'.charCodeAt(0) : res = isspace(c); break;
+ case 'u'.charCodeAt(0) : res = isupper(c); break;
+ case 'w'.charCodeAt(0) : res = isalnum(c); break;
+ case 'x'.charCodeAt(0) : res = isxdigit(c); break;
+ case 'z'.charCodeAt(0) : res = (c === 0); break; /* deprecated option */
default: return (cl === c);
}
return (islower(cl) ? res : !res);
@@ -899,7 +898,7 @@ const match_class = function(c, cl) {
const matchbracketclass = function(ms, c, p, ec) {
let sig = true;
- if (ms.p[p + 1] === char['^']) {
+ if (ms.p[p + 1] === '^'.charCodeAt(0)) {
sig = false;
p++; /* skip the '^' */
}
@@ -908,7 +907,7 @@ const matchbracketclass = function(ms, c, p, ec) {
p++;
if (match_class(c, ms.p[p]))
return sig;
- } else if (ms.p[p + 1] === char['-'] && p + 2 < ec) {
+ } else if (ms.p[p + 1] === '-'.charCodeAt(0) && p + 2 < ec) {
p += 2;
if (ms.p[p - 2] <= c && c <= ms.p[p])
return sig;
@@ -923,9 +922,9 @@ const singlematch = function(ms, s, p, ep) {
else {
let c = ms.src[s];
switch (ms.p[p]) {
- case char['.']: return true; /* matches any char */
+ case '.'.charCodeAt(0): return true; /* matches any char */
case L_ESC: return match_class(c, ms.p[p + 1]);
- case char['[']: return matchbracketclass(ms, c, p, ep - 1);
+ case '['.charCodeAt(0): return matchbracketclass(ms, c, p, ep - 1);
default: return ms.p[p] === c;
}
}
@@ -1014,19 +1013,19 @@ const match = function(ms, s, p) {
while (gotoinit || gotodefault) {
gotoinit = false;
if (p !== ms.p_end) { /* end of pattern? */
- switch (gotodefault ? char['x'] : ms.p[p]) {
- case char['(']: { /* start capture */
- if (ms.p[p + 1] === char[')']) /* position capture? */
+ switch (gotodefault ? 'x'.charCodeAt(0) : ms.p[p]) {
+ case '('.charCodeAt(0): { /* start capture */
+ if (ms.p[p + 1] === ')'.charCodeAt(0)) /* position capture? */
s = start_capture(ms, s, p + 2, CAP_POSITION);
else
s = start_capture(ms, s, p + 1, CAP_UNFINISHED);
break;
}
- case char[')']: { /* end capture */
+ case ')'.charCodeAt(0): { /* end capture */
s = end_capture(ms, s, p + 1);
break;
}
- case char['$']: {
+ case '$'.charCodeAt(0): {
if (p + 1 !== ms.p_end) { /* is the '$' the last char in pattern? */
gotodefault = true; /* no; go to default */
break;
@@ -1036,7 +1035,7 @@ const match = function(ms, s, p) {
}
case L_ESC: { /* escaped sequences not in the format class[*+?-]? */
switch (ms.p[p + 1]) {
- case char['b']: { /* balanced string? */
+ case 'b'.charCodeAt(0): { /* balanced string? */
s = matchbalance(ms, s, p + 2);
if (s !== null) {
p = p.slice(4);
@@ -1044,7 +1043,7 @@ const match = function(ms, s, p) {
}
break;
}
- case char['f']: {
+ case 'f'.charCodeAt(0): {
p += 2;
if (ms.p[p] !== '[')
lauxlib.luaL_error(ms.L, lua.to_luastring(`missing '[' after '%f' in pattern`));
@@ -1056,9 +1055,9 @@ const match = function(ms, s, p) {
s = null; /* match failed */
break;
}
- case char['0']: case char['1']: case char['2']: case char['3']:
- case char['4']: case char['5']: case char['6']: case char['7']:
- case char['8']: case char['9']: { /* capture results (%0-%9)? */
+ case '0'.charCodeAt(0): case '1'.charCodeAt(0): case '2'.charCodeAt(0): case '3'.charCodeAt(0):
+ case '4'.charCodeAt(0): case '5'.charCodeAt(0): case '6'.charCodeAt(0): case '7'.charCodeAt(0):
+ case '8'.charCodeAt(0): case '9'.charCodeAt(0): { /* capture results (%0-%9)? */
s = match_capture(ms, s, ms.p[p + 1]);
if (s !== null) {
p += 2; gotoinit = true;
@@ -1074,13 +1073,13 @@ const match = function(ms, s, p) {
let ep = classend(ms, p); /* points to optional suffix */
/* does not match at least once? */
if (!singlematch(ms, s, p, ep)) {
- if (ms.p[ep] === char['*'] || ms.p[ep] === char['?'] || ms.p[ep] === char['-']) { /* accept empty? */
+ if (ms.p[ep] === '*'.charCodeAt(0) || ms.p[ep] === '?'.charCodeAt(0) || ms.p[ep] === '-'.charCodeAt(0)) { /* accept empty? */
p = ep + 1; gotoinit = true; break;
} else /* '+' or no suffix */
s = null; /* fail */
} else { /* matched once */
switch (ms.p[ep]) { /* handle optional suffix */
- case char['?']: { /* optional */
+ case '?'.charCodeAt(0): { /* optional */
let res;
if ((res = match(ms, s + 1, ep + 1)) !== null)
s = res;
@@ -1089,12 +1088,12 @@ const match = function(ms, s, p) {
}
break;
}
- case char['+']: /* 1 or more repetitions */
+ case '+'.charCodeAt(0): /* 1 or more repetitions */
s++; /* 1 match already done */
- case char['*']: /* 0 or more repetitions */
+ case '*'.charCodeAt(0): /* 0 or more repetitions */
s = max_expand(ms, s, p, ep);
break;
- case char['-']: /* 0 or more repetitions (minimum) */
+ case '-'.charCodeAt(0): /* 0 or more repetitions (minimum) */
s = min_expand(ms, s, p, ep);
break;
default: /* no suffix */
@@ -1205,7 +1204,7 @@ const str_find_aux = function(L, find) {
} else {
let ms = new MatchState(L);
let s1 = init - 1;
- let anchor = p[0] === char['^'];
+ let anchor = p[0] === '^'.charCodeAt(0);
if (anchor) {
p = p.slice(1); lp--; /* skip anchor character */
}
@@ -1288,10 +1287,10 @@ const add_s = function(ms, b, s, e) {
if (news[i] !== L_ESC)
lauxlib.luaL_error(L, lua.to_luastring(`invalid use of '${sL_ESC}' in replacement string`));
lauxlib.luaL_addchar(b, news[i]);
- } else if (news[i] === char['0'])
+ } else if (news[i] === '0'.charCodeAt(0))
lauxlib.luaL_addlstring(b, ms.src.slice(s), e - s);
else {
- push_onecapture(ms, news[i] - char['1'], s, e);
+ push_onecapture(ms, news[i] - '1'.charCodeAt(0), s, e);
lauxlib.luaL_tolstring(L, -1);
lapi.lua_remove(L, -2); /* remove original value */
lauxlib.luaL_addvalue(b); /* add capture to accumulated result */
@@ -1335,7 +1334,7 @@ const str_gsub = function(L) {
let lastmatch = null; /* end of last match */
let tr = lapi.lua_type(L, 3); /* replacement type */
let max_s = lauxlib.luaL_optinteger(L, 4, srcl + 1); /* max replacements */
- let anchor = p[0] === char['^'];
+ let anchor = p[0] === '^'.charCodeAt(0);
let n = 0; /* replacement count */
let ms = new MatchState(L);
let b = new lauxlib.luaL_Buffer(L);
diff --git a/src/lua.js b/src/lua.js
index ec0b346..7e22b83 100644
--- a/src/lua.js
+++ b/src/lua.js
@@ -3,7 +3,6 @@
const defs = require("./defs.js");
-module.exports.char = defs.char;
module.exports.FENGARI_AUTHORS = defs.FENGARI_AUTHORS;
module.exports.FENGARI_COPYRIGHT = defs.FENGARI_COPYRIGHT;
module.exports.FENGARI_RELEASE = defs.FENGARI_RELEASE;