diff options
| -rw-r--r-- | src/defs.js | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/src/defs.js b/src/defs.js index 98269ea..daa5f70 100644 --- a/src/defs.js +++ b/src/defs.js @@ -56,6 +56,7 @@ const luastring_eq = function(a, b) { return true; }; +const unicode_error_message = "cannot convert invalid utf8 to javascript string"; const to_jsstring = function(value, from, to, replacement_char) { if (!is_luastring(value)) throw new TypeError("to_jsstring expects a Uint8Array"); @@ -72,18 +73,18 @@ const to_jsstring = function(value, from, to, replacement_char) { /* single byte sequence */ str += String.fromCharCode(u0); } else if (u0 < 0xC2 || u0 > 0xF4) { - if (!replacement_char) throw RangeError("cannot convert invalid utf8 to javascript string"); + if (!replacement_char) throw RangeError(unicode_error_message); str += "�"; } else if (u0 <= 0xDF) { /* two byte sequence */ if (i >= to) { - if (!replacement_char) throw RangeError("cannot convert invalid utf8 to javascript string"); + if (!replacement_char) throw RangeError(unicode_error_message); str += "�"; continue; } let u1 = value[i++]; if ((u1&0xC0) !== 0x80) { - if (!replacement_char) throw RangeError("cannot convert invalid utf8 to javascript string"); + if (!replacement_char) throw RangeError(unicode_error_message); str += "�"; continue; } @@ -91,19 +92,19 @@ const to_jsstring = function(value, from, to, replacement_char) { } else if (u0 <= 0xEF) { /* three byte sequence */ if (i+1 >= to) { - if (!replacement_char) throw RangeError("cannot convert invalid utf8 to javascript string"); + if (!replacement_char) throw RangeError(unicode_error_message); str += "�"; continue; } let u1 = value[i++]; if ((u1&0xC0) !== 0x80) { - if (!replacement_char) throw RangeError("cannot convert invalid utf8 to javascript string"); + if (!replacement_char) throw RangeError(unicode_error_message); str += "�"; continue; } let u2 = value[i++]; if ((u2&0xC0) !== 0x80) { - if (!replacement_char) throw RangeError("cannot convert invalid utf8 to javascript string"); + if (!replacement_char) throw RangeError(unicode_error_message); str += "�"; continue; } @@ -119,25 +120,25 @@ const to_jsstring = function(value, from, to, replacement_char) { } else { /* four byte sequence */ if (i+2 >= to) { - if (!replacement_char) throw RangeError("cannot convert invalid utf8 to javascript string"); + if (!replacement_char) throw RangeError(unicode_error_message); str += "�"; continue; } let u1 = value[i++]; if ((u1&0xC0) !== 0x80) { - if (!replacement_char) throw RangeError("cannot convert invalid utf8 to javascript string"); + if (!replacement_char) throw RangeError(unicode_error_message); str += "�"; continue; } let u2 = value[i++]; if ((u2&0xC0) !== 0x80) { - if (!replacement_char) throw RangeError("cannot convert invalid utf8 to javascript string"); + if (!replacement_char) throw RangeError(unicode_error_message); str += "�"; continue; } let u3 = value[i++]; if ((u3&0xC0) !== 0x80) { - if (!replacement_char) throw RangeError("cannot convert invalid utf8 to javascript string"); + if (!replacement_char) throw RangeError(unicode_error_message); str += "�"; continue; } |