Make Search class

src/shared/SettingData.ts

@@ -1,6 +1,7 @@
 import * as operations from './operations';
 import Settings, * as settings from './Settings';
 import Keymaps from './settings/Keymaps';
+import Search from './settings/Search';
 
 export class FormKeymaps {
   private data: {[op: string]: string};
@@ -71,15 +72,12 @@ export class FormSearch {
     this.engines = engines;
   }
 
-  toSearchSettings(): settings.Search {
+  toSearchSettings(): Search {
-    return {
+    let engines: { [name: string]: string } = {};
-      default: this.default,
+    for (let entry of this.engines) {
-      engines: this.engines.reduce(
+      engines[entry[0]] = entry[1];
-        (o: {[key: string]: string}, [name, url]) => {
+    }
-          o[name] = url;
+    return new Search(this.default, engines);
-          return o;
-        }, {}),
-    };
   }
 
   toJSON(): {
@@ -102,12 +100,12 @@ export class FormSearch {
     return new FormSearch(o.default, o.engines);
   }
 
-  static fromSearch(search: settings.Search): FormSearch {
+  static fromSearch(search: Search): FormSearch {
     let engines = Object.entries(search.engines).reduce(
       (o: string[][], [name, url]) => {
         return o.concat([[name, url]]);
       }, []);
-    return new FormSearch(search.default, engines);
+    return new FormSearch(search.defaultEngine, engines);
   }
 }
 
@@ -200,7 +198,7 @@ export class FormSettings {
   toSettings(): Settings {
     return settings.valueOf({
       keymaps: this.keymaps.toKeymaps().toJSON(),
-      search: this.search.toSearchSettings(),
+      search: this.search.toSearchSettings().toJSON(),
       properties: this.properties,
       blacklist: this.blacklist,
     });

src/shared/Settings.ts

@@ -1,10 +1,6 @@
 import * as PropertyDefs from './property-defs';
 import Keymaps from './settings/Keymaps';
-
+import Search from './settings/Search';
-export interface Search {
-  default: string;
-  engines: { [key: string]: string };
-}
 
 export interface Properties {
   hintchars: string;
@@ -19,36 +15,6 @@ export default interface Settings {
   blacklist: string[];
 }
 
-export const searchValueOf = (o: any): Search => {
-  if (typeof o.default !== 'string') {
-    throw new TypeError('string field "default" not set"');
-  }
-  for (let name of Object.keys(o.engines)) {
-    if ((/\s/).test(name)) {
-      throw new TypeError(
-        `While space in the search engine not allowed: "${name}"`);
-    }
-    let url = o.engines[name];
-    if (typeof url !== 'string') {
-      throw new TypeError('"engines" not an object of string');
-    }
-    let matches = url.match(/{}/g);
-    if (matches === null) {
-      throw new TypeError(`No {}-placeholders in URL of "${name}"`);
-    } else if (matches.length > 1) {
-      throw new TypeError(`Multiple {}-placeholders in URL of "${name}"`);
-    }
-
-  }
-  if (!Object.prototype.hasOwnProperty.call(o.engines, o.default)) {
-    throw new TypeError(`Default engine "${o.default}" not found`);
-  }
-  return {
-    default: o.default as string,
-    engines: { ...o.engines },
-  };
-};
-
 export const propertiesValueOf = (o: any): Properties => {
   let defNames = new Set(PropertyDefs.defs.map(def => def.name));
   let unknownName = Object.keys(o).find(name => !defNames.has(name));
@@ -90,7 +56,7 @@ export const valueOf = (o: any): Settings => {
       settings.keymaps = Keymaps.fromJSON(o.keymaps);
       break;
     case 'search':
-      settings.search = searchValueOf(o.search);
+      settings.search = Search.fromJSON(o.search);
       break;
     case 'properties':
       settings.properties = propertiesValueOf(o.properties);
@@ -108,7 +74,7 @@ export const valueOf = (o: any): Settings => {
 export const toJSON = (settings: Settings): any => {
   return {
     keymaps: settings.keymaps.toJSON(),
-    search: settings.search,
+    search: settings.search.toJSON(),
     properties: settings.properties,
     blacklist: settings.blacklist,
   };
@@ -179,7 +145,7 @@ export const DefaultSetting: Settings = {
     '.': { 'type': 'repeat.last' },
     '<S-Esc>': { 'type': 'addon.toggle.enabled' }
   }),
-  search: {
+  search: Search.fromJSON({
     default: 'google',
     engines: {
       'google': 'https://google.com/search?q={}',
@@ -189,7 +155,7 @@ export const DefaultSetting: Settings = {
       'twitter': 'https://twitter.com/search?q={}',
       'wikipedia': 'https://en.wikipedia.org/w/index.php?search={}'
     }
-  },
+  }),
   properties: {
     hintchars: 'abcdefghijklmnopqrstuvwxyz',
     smoothscroll: false,

src/shared/settings/Search.ts

@@ -0,0 +1,76 @@
+type Entries = { [name: string]: string };
+
+export type SearchJSON = {
+  default: string;
+  engines: { [key: string]: string };
+};
+
+export default class Search {
+  constructor(
+    public defaultEngine: string,
+    public engines: Entries,
+  ) {
+  }
+
+  static fromJSON(json: any): Search {
+    let defaultEngine = Search.getStringField(json, 'default');
+    let engines = Search.getObjectField(json, 'engines');
+
+    for (let [name, url] of Object.entries(engines)) {
+      if ((/\s/).test(name)) {
+        throw new TypeError(
+          `While space in the search engine not allowed: "${name}"`);
+      }
+      if (typeof url !== 'string') {
+        throw new TypeError(
+          `Invalid type of value in filed "engines": ${JSON.stringify(json)}`);
+      }
+      let matches = url.match(/{}/g);
+      if (matches === null) {
+        throw new TypeError(`No {}-placeholders in URL of "${name}"`);
+      } else if (matches.length > 1) {
+        throw new TypeError(`Multiple {}-placeholders in URL of "${name}"`);
+      }
+    }
+
+    if (!Object.keys(engines).includes(defaultEngine)) {
+      throw new TypeError(`Default engine "${defaultEngine}" not found`);
+    }
+
+    return new Search(
+      json.default as string,
+      json.engines,
+    );
+  }
+
+  toJSON(): SearchJSON {
+    return {
+      default: this.defaultEngine,
+      engines: this.engines,
+    };
+  }
+
+  private static getStringField(json: any, name: string): string {
+    if (!Object.prototype.hasOwnProperty.call(json, name)) {
+      throw new TypeError(
+        `missing field "${name}" on search: ${JSON.stringify(json)}`);
+    }
+    if (typeof json[name] !== 'string') {
+      throw new TypeError(
+        `invalid type of filed "${name}" on search: ${JSON.stringify(json)}`);
+    }
+    return json[name];
+  }
+
+  private static getObjectField(json: any, name: string): Object {
+    if (!Object.prototype.hasOwnProperty.call(json, name)) {
+      throw new TypeError(
+        `missing field "${name}" on search: ${JSON.stringify(json)}`);
+    }
+    if (typeof json[name] !== 'object' || json[name] === null) {
+      throw new TypeError(
+        `invalid type of filed "${name}" on search: ${JSON.stringify(json)}`);
+    }
+    return json[name];
+  }
+}

src/shared/urls.ts

@@ -1,4 +1,4 @@
-import { Search } from './Settings';
+import Search from './settings/Search';
 
 const trimStart = (str: string): string => {
   // NOTE String.trimStart is available on Firefox 61
@@ -19,7 +19,7 @@ const searchUrl = (keywords: string, search: Search): string => {
   if (keywords.includes('.') && !keywords.includes(' ')) {
     return 'http://' + keywords;
   }
-  let template = search.engines[search.default];
+  let template = search.engines[search.defaultEngine];
   let query = keywords;
 
   let first = trimStart(keywords).split(' ')[0];

test/content/repositories/SettingRepository.test.ts

@@ -1,6 +1,7 @@
 import { SettingRepositoryImpl } from '../../../src/content/repositories/SettingRepository';
 import { expect } from 'chai';
 import Keymaps from '../../../src/shared/settings/Keymaps';
+import Search from '../../../src/shared/settings/Search';
 
 describe('SettingRepositoryImpl', () => {
   it('updates and gets current value', () => {
@@ -8,12 +9,12 @@ describe('SettingRepositoryImpl', () => {
 
     let settings = {
       keymaps: Keymaps.fromJSON({}),
-      search: {
+      search: Search.fromJSON({
         default: 'google',
         engines: {
           google: 'https://google.com/?q={}',
         }
-      },
+      }),
       properties: {
         hintchars: 'abcd1234',
         smoothscroll: false,

test/shared/SettingData.test.ts

@@ -4,6 +4,7 @@ import SettingData, {
 import Settings from '../../src/shared/Settings';
 import { expect } from 'chai';
 import Keymaps from '../../src/shared/settings/Keymaps';
+import Search from '../../src/shared/settings/Search';
 
 describe('shared/SettingData', () => {
   describe('FormKeymaps', () => {
@@ -60,7 +61,7 @@ describe('shared/SettingData', () => {
         let settings = JSONTextSettings.fromText(o).toSettings();
         expect({
           keymaps: settings.keymaps.toJSON(),
-          search: settings.search,
+          search: settings.search.toJSON(),
           properties: settings.properties,
           blacklist: settings.blacklist,
         }).to.deep.equal(JSON.parse(o));
@@ -71,12 +72,12 @@ describe('shared/SettingData', () => {
       it('create from a Settings and create a JSON string', () => {
         let o = {
           keymaps: Keymaps.fromJSON({}),
-          search: {
+          search: Search.fromJSON({
             default: "google",
             engines: {
               google: "https://google.com/search?q={}",
             },
-          },
+          }),
           properties: {
             hintchars: "abcdefghijklmnopqrstuvwxyz",
             smoothscroll: false,
@@ -88,7 +89,7 @@ describe('shared/SettingData', () => {
         let json = JSONTextSettings.fromSettings(o).toJSONText();
         expect(JSON.parse(json)).to.deep.equal({
           keymaps: o.keymaps.toJSON(),
-          search: o.search,
+          search: o.search.toJSON(),
           properties: o.properties,
           blacklist: o.blacklist,
         });
@@ -121,7 +122,7 @@ describe('shared/SettingData', () => {
         let settings = FormSettings.valueOf(data).toSettings();
         expect({
           keymaps: settings.keymaps.toJSON(),
-          search: settings.search,
+          search: settings.search.toJSON(),
           properties: settings.properties,
           blacklist: settings.blacklist,
         }).to.deep.equal({
@@ -152,12 +153,12 @@ describe('shared/SettingData', () => {
             'j': { type: 'scroll.vertically', count: 1 },
             '0': { type: 'scroll.home' },
           }),
-          search: {
+          search: Search.fromJSON({
             default: "google",
             engines: {
               "google": "https://google.com/search?q={}"
             }
-          },
+          }),
           properties: {
             hintchars: "abcdefghijklmnopqrstuvwxyz",
             smoothscroll: false,
@@ -278,7 +279,7 @@ describe('shared/SettingData', () => {
         };
 
         let settings = SettingData.valueOf(data).toSettings();
-        expect(settings.search.default).to.equal('google');
+        expect(settings.search.defaultEngine).to.equal('google');
       });
 
       it('parse object from form source', () => {
@@ -302,7 +303,7 @@ describe('shared/SettingData', () => {
         };
 
         let settings = SettingData.valueOf(data).toSettings();
-        expect(settings.search.default).to.equal('yahoo');
+        expect(settings.search.defaultEngine).to.equal('yahoo');
       });
     });
   });

test/shared/Settings.test.ts

@@ -2,66 +2,6 @@ import * as settings from '../../src/shared/Settings';
 import { expect } from 'chai';
 
 describe('Settings', () => {
-  describe('#searchValueOf', () => {
-    it('returns search settings by valid settings', () => {
-      let search = settings.searchValueOf({
-        default: "google",
-        engines: {
-          "google": "https://google.com/search?q={}",
-          "yahoo": "https://search.yahoo.com/search?p={}",
-        }
-      });
-
-      expect(search).to.deep.equal({
-        default: "google",
-        engines: {
-          "google": "https://google.com/search?q={}",
-          "yahoo": "https://search.yahoo.com/search?p={}",
-        }
-      });
-    });
-
-    it('throws a TypeError by invalid settings', () => {
-      expect(() => settings.searchValueOf(null)).to.throw(TypeError);
-      expect(() => settings.searchValueOf({})).to.throw(TypeError);
-      expect(() => settings.searchValueOf([])).to.throw(TypeError);
-      expect(() => settings.searchValueOf({
-        default: 123,
-        engines: {}
-      })).to.throw(TypeError);
-      expect(() => settings.searchValueOf({
-        default: "google",
-        engines: {
-          "google": 123456,
-        }
-      })).to.throw(TypeError);
-      expect(() => settings.searchValueOf({
-        default: "wikipedia",
-        engines: {
-          "google": "https://google.com/search?q={}",
-          "yahoo": "https://search.yahoo.com/search?p={}",
-        }
-      })).to.throw(TypeError);
-      expect(() => settings.searchValueOf({
-        default: "g o o g l e",
-        engines: {
-          "g o o g l e": "https://google.com/search?q={}",
-        }
-      })).to.throw(TypeError);
-      expect(() => settings.searchValueOf({
-        default: "google",
-        engines: {
-          "google": "https://google.com/search",
-        }
-      })).to.throw(TypeError);
-      expect(() => settings.searchValueOf({
-        default: "google",
-        engines: {
-          "google": "https://google.com/search?q={}&r={}",
-        }
-      })).to.throw(TypeError);
-    });
-  });
 
   describe('#propertiesValueOf', () => {
     it('returns with default properties by empty settings', () => {
@@ -129,7 +69,7 @@ describe('Settings', () => {
 
       expect({
         keymaps: x.keymaps.toJSON(),
-        search: x.search,
+        search: x.search.toJSON(),
         properties: x.properties,
         blacklist: x.blacklist,
       }).to.deep.equal({
@@ -153,7 +93,7 @@ describe('Settings', () => {
       let value = settings.valueOf({});
       expect(value.keymaps.toJSON()).to.not.be.empty;
       expect(value.properties).to.not.be.empty;
-      expect(value.search.default).to.be.a('string');
+      expect(value.search.defaultEngine).to.be.a('string');
       expect(value.search.engines).to.be.an('object');
       expect(value.blacklist).to.be.empty;
     });

test/shared/settings/Search.test.ts

@@ -0,0 +1,68 @@
+import Search from '../../../src/shared/settings/Search';
+import { expect } from 'chai';
+
+describe('Search', () => {
+  it('returns search settings by valid settings', () => {
+    let search = Search.fromJSON({
+      default: 'google',
+      engines: {
+        'google': 'https://google.com/search?q={}',
+        'yahoo': 'https://search.yahoo.com/search?p={}',
+      }
+    });
+
+    expect(search.defaultEngine).to.equal('google')
+    expect(search.engines).to.deep.equals({
+      'google': 'https://google.com/search?q={}',
+      'yahoo': 'https://search.yahoo.com/search?p={}',
+    });
+    expect(search.toJSON()).to.deep.equal({
+      default: 'google',
+      engines: {
+        'google': 'https://google.com/search?q={}',
+        'yahoo': 'https://search.yahoo.com/search?p={}',
+      }
+    });
+  });
+
+  it('throws a TypeError by invalid settings', () => {
+    expect(() => Search.fromJSON(null)).to.throw(TypeError);
+    expect(() => Search.fromJSON({})).to.throw(TypeError);
+    expect(() => Search.fromJSON([])).to.throw(TypeError);
+    expect(() => Search.fromJSON({
+      default: 123,
+      engines: {}
+    })).to.throw(TypeError);
+    expect(() => Search.fromJSON({
+      default: 'google',
+      engines: {
+        'google': 123456,
+      }
+    })).to.throw(TypeError);
+    expect(() => Search.fromJSON({
+      default: 'wikipedia',
+      engines: {
+        'google': 'https://google.com/search?q={}',
+        'yahoo': 'https://search.yahoo.com/search?p={}',
+      }
+    })).to.throw(TypeError);
+    expect(() => Search.fromJSON({
+      default: 'g o o g l e',
+      engines: {
+        'g o o g l e': 'https://google.com/search?q={}',
+      }
+    })).to.throw(TypeError);
+    expect(() => Search.fromJSON({
+      default: 'google',
+      engines: {
+        'google': 'https://google.com/search',
+      }
+    })).to.throw(TypeError);
+    expect(() => Search.fromJSON({
+      default: 'google',
+      engines: {
+        'google': 'https://google.com/search?q={}&r={}',
+      }
+    })).to.throw(TypeError);
+  });
+});

test/shared/urls.test.ts

@@ -1,14 +1,16 @@
-import * as parsers from 'shared/urls';
+import * as parsers from '../../src/shared/urls';
+import { expect } from 'chai';
+import Search from '../../src/shared/settings/Search';
 
 describe("shared/commands/parsers", () => {
   describe('#searchUrl', () => {
-    const config = {
+    const config = Search.fromJSON({
       default: 'google',
       engines: {
         google: 'https://google.com/search?q={}',
         yahoo: 'https://yahoo.com/search?q={}',
       }
-    };
+    });
 
     it('convertes search url', () => {
       expect(parsers.searchUrl('google.com', config))