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use char-code in KeyQueue

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jh-changes
Shin'ya Ueoka 7 years ago
parent 20e66ea2c7
commit 2c4e8c299c
3 changed files with 85 additions and 66 deletions
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  1. 1
      .eslintrc
  2. 99
      src/background/key-queue.js
  3. 51
      test/background/key-queue.test.js

1
.eslintrc
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@ -33,7 +33,6 @@
"object-shorthand": "off",
"padded-blocks": "off",
"prefer-template": "off",
"quote-props": ["error", "as-needed"],
"require-jsdoc": "off",
"sort-imports": "off",
"sort-keys": "off",

99
src/background/key-queue.js
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@ -1,62 +1,79 @@
import * as keys from './keys';
import * as actions from '../shared/actions';
const DEFAULT_KEYMAP = [
{ keys: [{ code: KeyboardEvent.DOM_VK_SEMICOLON, shift: true }], action: [ actions.CMD_OPEN ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_O }], action: [ actions.CMD_TABS_OPEN, false ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_O, shift: true }], action: [ actions.CMD_TABS_OPEN, true ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_K }], action: [ actions.SCROLL_LINES, -1 ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_J }], action: [ actions.SCROLL_LINES, 1 ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_E, ctrl: true }], action: [ actions.SCROLL_LINES, -1 ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_Y, ctrl: true }], action: [ actions.SCROLL_LINES, 1 ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_U, ctrl: true }], action: [ actions.SCROLL_PAGES, -0.5 ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_D, ctrl: true }], action: [ actions.SCROLL_PAGES, 0.5 ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_B, ctrl: true }], action: [ actions.SCROLL_PAGES, -1 ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_F, ctrl: true }], action: [ actions.SCROLL_PAGES, 1 ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_G }, { code: KeyboardEvent.DOM_VK_G }], action: [ actions.SCROLL_TOP ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_G, shift: true }], action: [ actions.SCROLL_BOTTOM ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_D }], action: [ actions.TABS_CLOSE ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_U }], action: [ actions.TABS_REOPEN]},
{ keys: [{ code: KeyboardEvent.DOM_VK_H }], action: [ actions.TABS_PREV, 1 ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_L }], action: [ actions.TABS_NEXT, 1 ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_R }], action: [ actions.TABS_RELOAD, false ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_R, shift: true }], action: [ actions.TABS_RELOAD, true ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_Z }, { code: KeyboardEvent.DOM_VK_I }], action: [ actions.ZOOM_IN ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_Z }, { code: KeyboardEvent.DOM_VK_O }], action: [ actions.ZOOM_OUT ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_Z }, { code: KeyboardEvent.DOM_VK_Z }], action: [ actions.ZOOM_NEUTRAL]},
{ keys: [{ code: KeyboardEvent.DOM_VK_F }], action: [ actions.FOLLOW_START, false ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_F, shift: true }], action: [ actions.FOLLOW_START, true ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_H, shift: true }], action: [ actions.HISTORY_PREV ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_L, shift: true }], action: [ actions.HISTORY_NEXT ]},
]
const DEFAULT_KEYMAP = {
':': [ actions.CMD_OPEN ],
'o': [ actions.CMD_TABS_OPEN, false ],
'O': [ actions.CMD_TABS_OPEN, true ],
'k': [ actions.SCROLL_LINES, -1 ],
'j': [ actions.SCROLL_LINES, 1 ],
'<C-e>': [ actions.SCROLL_LINES, -1 ],
'<C-y>': [ actions.SCROLL_LINES, 1 ],
'<C-u>': [ actions.SCROLL_PAGES, -0.5 ],
'<C-d>': [ actions.SCROLL_PAGES, 0.5 ],
'<C-b>': [ actions.SCROLL_PAGES, -1 ],
'<C-f>': [ actions.SCROLL_PAGES, 1 ],
'gg': [ actions.SCROLL_TOP ],
'G': [ actions.SCROLL_BOTTOM ],
'd': [ actions.TABS_CLOSE ],
'u': [ actions.TABS_REOPEN],
'h': [ actions.TABS_PREV, 1 ],
'l': [ actions.TABS_NEXT, 1 ],
'r': [ actions.TABS_RELOAD, false ],
'R': [ actions.TABS_RELOAD, true ],
'zi': [ actions.ZOOM_IN ],
'zo': [ actions.ZOOM_OUT ],
'zz': [ actions.ZOOM_NEUTRAL],
'f': [ actions.FOLLOW_START, false ],
'F': [ actions.FOLLOW_START, true ],
'H': [ actions.HISTORY_PREV ],
'L': [ actions.HISTORY_NEXT ],
}
export default class KeyQueue {
constructor() {
constructor(keymap = DEFAULT_KEYMAP) {
this.data = [];
this.keymap = DEFAULT_KEYMAP;
this.keymap = keymap;
}
push(key) {
this.data.push(key);
let filtered = this.keymap.filter((map) => {
return keys.hasPrefix(map.keys, this.data)
let current = this.asKeymapChars();
let filtered = Object.keys(this.keymap).filter((keys) => {
return keys.startsWith(current);
});
if (filtered.length == 0) {
this.data = [];
return null;
} else if (filtered.length == 1) {
let map = filtered[0];
if (map.keys.length == this.data.length) {
this.data = [];
return map.action;
}
} else if (filtered.length === 1 && current === filtered[0]) {
let action = this.keymap[filtered[0]];
this.data = [];
return action;
}
return null;
}
queuedKeys() {
return this.data;
asKeymapChars() {
return this.data.map((k) => {
let c = String.fromCharCode(k.code);
if (k.ctrl) {
return '<C-' + c.toUpperCase() + '>';
} else {
return c
}
}).join('');
}
asCaretChars() {
return this.data.map((k) => {
let c = String.fromCharCode(k.code);
if (k.ctrl) {
return '^' + c.toUpperCase();
} else {
return c;
}
}).join('');
}
}

51
test/background/key-queue.test.js
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@ -1,47 +1,50 @@
import { expect } from "chai";
import KeyQueue from '../../src/background/key-queue';
import * as actions from '../../src/shared/actions';
describe("keyQueue class", () => {
const KEYMAP = [
{ keys: [{ code: KeyboardEvent.DOM_VK_G }, { code: KeyboardEvent.DOM_VK_G }],
action: [ actions.SCROLL_TOP ]},
{ keys: [{ code: KeyboardEvent.DOM_VK_J }],
action: [ actions.SCROLL_DOWN ]},
]
const KEYMAP = {
'g<C-X>GG': [],
'gg': [ 'scroll.top' ],
};
const g = 'g'.charCodeAt(0);
const G = 'G'.charCodeAt(0);
const x = 'x'.charCodeAt(0);
describe("#push", () => {
it("returns matched action", () => {
let queue = new KeyQueue(KEYMAP);
queue.push({ code: KeyboardEvent.DOM_VK_G });
let action = queue.push({ code: KeyboardEvent.DOM_VK_G });
queue.push({ code: g });
let action = queue.push({ code: g });
expect(action).to.deep.equal([ actions.SCROLL_TOP ]);
expect(action).to.deep.equal([ 'scroll.top' ]);
});
it("returns null on no actions matched", () => {
let queue = new KeyQueue(KEYMAP);
queue.push({ code: KeyboardEvent.DOM_VK_G });
let action = queue.push({ code: KeyboardEvent.DOM_VK_X });
queue.push({ code: g });
let action = queue.push({ code: G });
expect(action).to.be.null;
expect(queue.asKeymapChars()).to.be.empty;
});
});
describe("#queuedKeys", () => {
it("queues keys on matched actions exist", () => {
let queue = new KeyQueue(KEYMAP);
queue.push({ code: KeyboardEvent.DOM_VK_G });
describe('#asKeymapChars', () => {
let queue = new KeyQueue(KEYMAP);
queue.push({ code: g });
queue.push({ code: x, ctrl: true });
queue.push({ code: G });
expect(queue.queuedKeys()).to.have.lengthOf(1);
});
expect(queue.asKeymapChars()).to.equal('g<C-X>G');
});
it("flushs keys on no actions matched", () => {
let queue = new KeyQueue(KEYMAP);
queue.push({ code: KeyboardEvent.DOM_VK_G });
queue.push({ code: KeyboardEvent.DOM_VK_Z });
describe('#asCaretChars', () => {
let queue = new KeyQueue(KEYMAP);
queue.push({ code: g });
queue.push({ code: x, ctrl: true });
queue.push({ code: G });
expect(queue.queuedKeys()).to.be.empty;
});
expect(queue.asCaretChars()).to.equal('g^XG');
});
});