add functions for LINEST formula

cell/model/FormulaObjects/statisticalFunctions.js

@@ -1763,24 +1763,40 @@
 	function prepeareGrowthTrendCalculation(t, arg){
 		//если первое значение число
 		var tempNumber;
-		if(cElementType.number === arg[0].type){
+		if (cElementType.number === arg[0].type) {
 			tempNumber = arg[0];
 			arg[0] = new cArray();
 			arg[0].addElement(tempNumber);
+		} else if (cElementType.cell === arg[0].type || cElementType.cell3D === arg[0].type) {
+			tempNumber = arg[0].getValue();
+			arg[0] = new cArray();
+			arg[0].addElement(tempNumber);
 		}
 
 		//если первое значение число
-		if(arg[1] && cElementType.number === arg[1].type){
-			tempNumber = arg[1];
-			arg[1] = new cArray();
-			arg[1].addElement(tempNumber);
+		if (arg[1]) {
+			if (cElementType.number === arg[1].type) {
+				tempNumber = arg[1];
+				arg[1] = new cArray();
+				arg[1].addElement(tempNumber);
+			} else if (cElementType.cell === arg[1].type || cElementType.cell3D === arg[1].type) {
+				tempNumber = arg[1].getValue();
+				arg[1] = new cArray();
+				arg[1].addElement(tempNumber);
+			}
 		}
 
 		//если первое значение число
-		if(arg[2] && cElementType.number === arg[2].type){
-			tempNumber = arg[2];
-			arg[2] = new cArray();
-			arg[2].addElement(tempNumber);
+		if (arg[2] && cElementType.number === arg[2].type) {
+			if (cElementType.number === arg[2].type) {
+				tempNumber = arg[2];
+				arg[2] = new cArray();
+				arg[2].addElement(tempNumber);
+			} else if (cElementType.cell === arg[2].type || cElementType.cell3D === arg[2].type) {
+				tempNumber = arg[2].getValue();
+				arg[2] = new cArray();
+				arg[2].addElement(tempNumber);
+			}
 		}
 
 		var oArguments = t._prepareArguments(arg, arguments[1], true, [cElementType.array, cElementType.array, cElementType.array]);
@@ -2072,7 +2088,7 @@
 	}
 
 	function CalculateRGPRKP(pMatY, pMatX, bConstant, bStats, _bRKP) {
-		var getMatrixParams = CheckMatrix(_bGrowth, pMatX, pMatY);
+		var getMatrixParams = CheckMatrix(_bRKP, pMatX, pMatY);
 		if (!getMatrixParams) {
 			return;
 		}
@@ -2119,7 +2135,7 @@
 		if (bConstant) {
 			var pNewX = matrixClone(pMatX);
 			var pNewY = matrixClone(pMatY);
-			if (!pCopyX || !pCopyY) {
+			if (!pNewX || !pNewY) {
 				//PushError(FormulaError::MatrixSize);
 				return;
 			}
@@ -2545,6 +2561,21 @@
 		return pResMat;
 	}
 
+	function getBoolValue(val, defaultValue){
+		var res = undefined !== defaultValue ? defaultValue : null;
+
+		if(!val){
+			return res;
+		}
+
+		if(cElementType.number === val.type){
+			res = val.tocBool().value;
+		}else if(cElementType.bool === val.type){
+			res = val.value;
+		}
+		return res;
+	}
+
 	function GAMMADISTFUNCTION(fp, fAlpha, fBeta){
 		this.fp = fp;
 		this.fAlpha = fAlpha;
@@ -7292,11 +7323,63 @@
 	 * @extends {AscCommonExcel.cBaseFunction}
 	 */
 	function cLINEST() {
-		cBaseFunction.call(this, "LINEST");
+		this.name = "LINEST";
+		this.value = null;
+		this.argumentsCurrent = 0;
 	}
 
 	cLINEST.prototype = Object.create(cBaseFunction.prototype);
 	cLINEST.prototype.constructor = cLINEST;
+	cLINEST.prototype.argumentsMin = 1;
+	cLINEST.prototype.argumentsMax = 4;
+	/*cLINEST.prototype.Calculate = function (arg) {
+
+		//если первое значение число
+		var tempNumber;
+		if (cElementType.number === arg[0].type) {
+			tempNumber = arg[0];
+			arg[0] = new cArray();
+			arg[0].addElement(tempNumber);
+		} else if (cElementType.cell === arg[0].type || cElementType.cell3D === arg[0].type) {
+			tempNumber = arg[0].getValue();
+			arg[0] = new cArray();
+			arg[0].addElement(tempNumber);
+		}
+
+		//если первое значение число
+		if (arg[1]) {
+			if (cElementType.number === arg[1].type) {
+				tempNumber = arg[1];
+				arg[1] = new cArray();
+				arg[1].addElement(tempNumber);
+			} else if (cElementType.cell === arg[1].type || cElementType.cell3D === arg[1].type) {
+				tempNumber = arg[1].getValue();
+				arg[1] = new cArray();
+				arg[1].addElement(tempNumber);
+			}
+		}
+
+		var oArguments = this._prepareArguments(arg, arguments[1], true, [cElementType.array, cElementType.array]);
+		var argClone = oArguments.args;
+
+		var argError;
+		if (argError = this._checkErrorArg(argClone)) {
+			return argError;
+		}
+
+		var pMatY = argClone[0];
+		var pMatX = argClone[1];
+		var bConstant = getBoolValue(argClone[2], true);
+		var bStats = getBoolValue(argClone[3], true);
+
+		var res = CalculateRGPRKP( pMatY, pMatX, bConstant, bStats);
+
+		if(res && res[0] && res[0][0]){
+			return this.value = new cNumber(res[0][0]);
+		}else{
+			return this.value = new cError(cErrorType.wrong_value_type);
+		}
+	};*/
 
 	/**
 	 * @constructor