Turn math component into array

src/file/paragraph/math/function/math-function-name.spec.ts

@@ -8,7 +8,7 @@ import { MathFunctionName } from "./math-function-name";
 describe("MathFunctionName", () => {
     describe("#constructor()", () => {
         it("should create a MathFunctionName with correct root key", () => {
-            const mathFunctionName = new MathFunctionName(new MathRun("2"));
+            const mathFunctionName = new MathFunctionName([new MathRun("2")]);
 
             const tree = new Formatter().format(mathFunctionName);
             expect(tree).to.deep.equal({

src/file/paragraph/math/function/math-function-name.ts

@@ -3,9 +3,11 @@ import { XmlComponent } from "file/xml-components";
 import { MathComponent } from "../math-component";
 
 export class MathFunctionName extends XmlComponent {
-    constructor(child: MathComponent) {
+    constructor(children: MathComponent[]) {
         super("m:fName");
 
-        this.root.push(child);
+        for (const child of children) {
+            this.root.push(child);
+        }
     }
 }

src/file/paragraph/math/function/math-function.spec.ts

@@ -9,8 +9,8 @@ describe("MathFunction", () => {
     describe("#constructor()", () => {
         it("should create a MathFunction with correct root key", () => {
             const mathFunction = new MathFunction({
-                name: new MathRun("sin"),
-                child: new MathRun("60"),
+                name: [new MathRun("sin")],
+                children: [new MathRun("60")],
             });
 
             const tree = new Formatter().format(mathFunction);

src/file/paragraph/math/function/math-function.ts

@@ -7,8 +7,8 @@ import { MathFunctionName } from "./math-function-name";
 import { MathFunctionProperties } from "./math-function-properties";
 
 export interface IMathFunctionOptions {
-    readonly child: MathComponent;
-    readonly name: MathComponent;
+    readonly children: MathComponent[];
+    readonly name: MathComponent[];
 }
 
 export class MathFunction extends XmlComponent {
@@ -17,6 +17,6 @@ export class MathFunction extends XmlComponent {
 
         this.root.push(new MathFunctionProperties());
         this.root.push(new MathFunctionName(options.name));
-        this.root.push(new MathBase(options.child));
+        this.root.push(new MathBase(options.children));
     }
 }