add boolean column desc builder

src/builder/adapter/column.ts

@@ -12,7 +12,8 @@ import {
   INumberColumnDesc,
   IPartialCategoryNode,
   IActionColumnDesc,
-  ILinkColumnDesc
+  ILinkColumnDesc,
+  IBooleanColumnDesc
 } from '../../model';
 
 export interface IBuilderAdapterColumnDescProps extends Partial<IColumnDesc> {
@@ -190,6 +191,22 @@ export function buildString(props: IBuilderAdapterStringColumnDescProps): ILinkC
   return desc;
 }
 
+export interface IBuilderAdapterBooleanColumnDescProps extends IBuilderAdapterColumnDescProps {
+  trueMarker?: string;
+  falseMarker?: string;
+}
+
+export function buildBoolean(props: IBuilderAdapterBooleanColumnDescProps): IBooleanColumnDesc {
+  const desc: any = build({...props, type: 'boolean'});
+
+  (<(keyof IBuilderAdapterBooleanColumnDescProps)[]>['trueMarker', 'falseMarker']).forEach((key) => {
+    if (props.hasOwnProperty(key)) {
+      desc[key] = props[key];
+    }
+  });
+  return desc;
+}
+
 export interface IBuilderAdapterActionsColumnDescProps extends IBuilderAdapterColumnDescProps {
   actions?: IAction[];
   groupActions?: IGroupAction[];

src/builder/column/BooleanColumnBuilder.ts

@@ -0,0 +1,28 @@
+import {IBooleanColumnDesc} from '../../model';
+import ColumnBuilder from './ColumnBuilder';
+
+export default class BooleanColumnBuilder extends ColumnBuilder<IBooleanColumnDesc> {
+
+  constructor(column: string) {
+    super('boolean', column);
+  }
+
+  trueMarker(marker: string) {
+    this.desc.trueMarker = marker;
+    return this;
+  }
+
+  falseMarker(marker: string) {
+    this.desc.falseMarker = marker;
+    return this;
+  }
+}
+
+/**
+ * builds a boolean column builder
+ * @param {string} column column which contains the associated data
+ * @returns {BooleanColumnBuilder}
+ */
+export function buildBooleanColumn(column: string) {
+  return new BooleanColumnBuilder(column);
+}

src/builder/column/index.ts

@@ -5,3 +5,4 @@ export * from './StringColumnBuilder';
 export * from './DateColumnBuilder';
 export * from './HierarchyColumnBuilder';
 export * from './ActionsColumnBuilder';
+export * from './BooleanColumnBuilder';