js.prompto.utils.Utils.js Maven / Gradle / Ivy

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function equalObjects(o1, o2) {
	o1 = o1 || null;
	o2 = o2 || null;
	if(o1===o2) {
		return true;
	}
	if(o1===null || o2===null) {
		return false;
	}
	return o1.equals(o2);
}

function equalArrays(o1, o2) {
	o1 = o1 || null;
	o2 = o2 || null;
	if(o1===o2) {
		return true;
	}
	if(o1===null || o2===null) {
		return false;
	}
	if(o1.length !== o2.length) {
		return false;
	}
	for(var i=0;i>> 6);
            view[idx++] = 0x80 /* 128 */ + (c & 0x3f /* 63 */);
        } else if (c < 0x10000 /* 65536 */) {
            /* three bytes */
            view[idx++] = 0xe0 /* 224 */ + (c >>> 12);
            view[idx++] = 0x80 /* 128 */ + ((c >>> 6) & 0x3f /* 63 */);
            view[idx++] = 0x80 /* 128 */ + (c & 0x3f /* 63 */);
        } else if (c < 0x200000 /* 2097152 */) {
            /* four bytes */
            view[idx++] = 0xf0 /* 240 */ + (c >>> 18);
            view[idx++] = 0x80 /* 128 */ + ((c >>> 12) & 0x3f /* 63 */);
            view[idx++] = 0x80 /* 128 */ + ((c >>> 6) & 0x3f /* 63 */);
            view[idx++] = 0x80 /* 128 */ + (c & 0x3f /* 63 */);
        } else if (c < 0x4000000 /* 67108864 */) {
            /* five bytes */
            view[idx++] = 0xf8 /* 248 */ + (c >>> 24);
            view[idx++] = 0x80 /* 128 */ + ((c >>> 18) & 0x3f /* 63 */);
            view[idx++] = 0x80 /* 128 */ + ((c >>> 12) & 0x3f /* 63 */);
            view[idx++] = 0x80 /* 128 */ + ((c >>> 6) & 0x3f /* 63 */);
            view[idx++] = 0x80 /* 128 */ + (c & 0x3f /* 63 */);
        } else /* if (c <= 0x7fffffff) */ { /* 2147483647 */
            /* six bytes */
            view[idx++] = 0xfc /* 252 */ + /* (c >>> 30) may be not safe in ECMAScript! So...: */ (c / 1073741824);
            view[idx++] = 0x80 /* 128 */ + ((c >>> 24) & 0x3f /* 63 */);
            view[idx++] = 0x80 /* 128 */ + ((c >>> 18) & 0x3f /* 63 */);
            view[idx++] = 0x80 /* 128 */ + ((c >>> 12) & 0x3f /* 63 */);
            view[idx++] = 0x80 /* 128 */ + ((c >>> 6) & 0x3f /* 63 */);
            view[idx++] = 0x80 /* 128 */ + (c & 0x3f /* 63 */);
        }
    });
    return buffer;
}

function utf8BufferToString(buffer) {
    if(buffer instanceof ArrayBuffer)
        buffer = new Uint8Array(buffer);
    var chars = [];
    var idx = 0;
    while(idx 251 && byte < 254 && idx + 5 < buffer.length) {
            /* (byte - 252 << 30) may be not safe in ECMAScript! So...: */
            /* six bytes */
            code = (byte - 252) * 1073741824 + (buffer[idx + 1] - 128 << 24) + (buffer[idx + 2] - 128 << 18)
            + (buffer[idx + 3] - 128 << 12) + (buffer[idx + 4] - 128 << 6) + buffer[idx + 5] - 128;
            idx += 6;
        } else if (byte > 247 && byte < 252 && idx + 4 < buffer.length) {
            /* five bytes */
            code = (byte - 248 << 24) + (buffer[idx + 1] - 128 << 18) + (buffer[idx + 2] - 128 << 12)
            + (buffer[idx + 3] - 128 << 6) + buffer[idx + 4] - 128;
            idx += 5;
        } else if (byte > 239 && byte < 248 && idx + 3 < buffer.length) {
            /* four bytes */
            code = (byte - 240 << 18) + (buffer[idx + 1] - 128 << 12) + (buffer[idx + 2] - 128 << 6)
            + buffer[idx + 3] - 128;
            idx += 4;
        } else if (byte > 223 && byte < 240 && idx + 2 < buffer.length) {
            /* three bytes */
            code = (byte - 224 << 12) + (buffer[idx + 1] - 128 << 6) + buffer[idx + 2] - 128;
            idx += 3;
        } else if (byte > 191 && byte < 224 && idx + 1 < buffer.length) {
            /* two bytes */
            code = (byte - 192 << 6) + buffer[idx + 1] - 128;
            idx += 2;
        } else {
            /* one byte */
            code = byte;
            idx += 1;
        }
        chars.push(String.fromCharCode(code));
    }
    return chars.join("");
};

function mergeObjects() {
    var res = {};
    [].map.call(arguments, function(o) {
        Object.getOwnPropertyNames(o).map(function(n) {
            res[n] = o[n];
        });
    });
    return res;
}

exports.mergeObjects = mergeObjects;
exports.equalObjects = equalObjects;
exports.equalArrays = equalArrays;
exports.arrayContains = arrayContains;
exports.removeAccents = removeAccents;
exports.getUtf8StringLength = getUtf8StringLength;
exports.getUtf8CharLength = getUtf8CharLength;
exports.stringToUtf8Buffer = stringToUtf8Buffer;
exports.utf8BufferToString = utf8BufferToString;