Prometheus: Changes brace-insertion behavior to be less annoying (#18698)

* Changes brace-insertion behavior to be less annoying

* Removes use of braces plugin

* Revert "Removes use of braces plugin"

This reverts commit 4cf4a6073b.
This commit is contained in:
kay delaney 2019-08-29 11:02:48 +01:00 committed by David
parent 90508cdbf2
commit 3aa3a45372
2 changed files with 24 additions and 63 deletions

View File

@ -19,42 +19,6 @@ describe('braces', () => {
expect(Plain.serialize(change.value)).toEqual('()'); expect(Plain.serialize(change.value)).toEqual('()');
}); });
it('adds closing braces around a value', () => {
const change = Plain.deserialize('foo').change();
const event = new window.KeyboardEvent('keydown', { key: '(' });
handler(event, change);
expect(Plain.serialize(change.value)).toEqual('(foo)');
});
it('adds closing braces around the following value only', () => {
const change = Plain.deserialize('foo bar ugh').change();
let event;
event = new window.KeyboardEvent('keydown', { key: '(' });
handler(event, change);
expect(Plain.serialize(change.value)).toEqual('(foo) bar ugh');
// Wrap bar
change.move(5);
event = new window.KeyboardEvent('keydown', { key: '(' });
handler(event, change);
expect(Plain.serialize(change.value)).toEqual('(foo) (bar) ugh');
// Create empty parens after (bar)
change.move(4);
event = new window.KeyboardEvent('keydown', { key: '(' });
handler(event, change);
expect(Plain.serialize(change.value)).toEqual('(foo) (bar)() ugh');
});
it('adds closing braces outside a selector', () => {
const change = Plain.deserialize('sumrate(metric{namespace="dev", cluster="c1"}[2m])').change();
let event;
change.move(3);
event = new window.KeyboardEvent('keydown', { key: '(' });
handler(event, change);
expect(Plain.serialize(change.value)).toEqual('sum(rate(metric{namespace="dev", cluster="c1"}[2m]))');
});
it('removes closing brace when opening brace is removed', () => { it('removes closing brace when opening brace is removed', () => {
const change = Plain.deserialize('time()').change(); const change = Plain.deserialize('time()').change();
let event; let event;

View File

@ -1,45 +1,42 @@
// @ts-ignore
import { Change } from 'slate';
const BRACES: any = { const BRACES: any = {
'[': ']', '[': ']',
'{': '}', '{': '}',
'(': ')', '(': ')',
}; };
const NON_SELECTOR_SPACE_REGEXP = / (?![^}]+})/;
export default function BracesPlugin() { export default function BracesPlugin() {
return { return {
onKeyDown(event: any, change: { value?: any; insertText?: any; deleteBackward?: any }) { onKeyDown(event: KeyboardEvent, change: Change) {
const { value } = change; const { value } = change;
if (!value.isCollapsed) {
return undefined;
}
switch (event.key) { switch (event.key) {
case '(':
case '{': case '{':
case '[': { case '[': {
event.preventDefault(); event.preventDefault();
// Insert matching braces
change
.insertText(`${event.key}${BRACES[event.key]}`)
.move(-1)
.focus();
return true;
}
case '(': { const { startOffset, startKey, endOffset, endKey, focusOffset } = value.selection;
event.preventDefault(); const text: string = value.focusText.text;
const text = value.anchorText.text;
const offset = value.anchorOffset; // If text is selected, wrap selected text in parens
const delimiterIndex = text.slice(offset).search(NON_SELECTOR_SPACE_REGEXP); if (value.isExpanded) {
const length = delimiterIndex > -1 ? delimiterIndex + offset : text.length; change
const forward = length - offset; .insertTextByKey(startKey, startOffset, event.key)
// Insert matching braces .insertTextByKey(endKey, endOffset + 1, BRACES[event.key])
change .moveEnd(-1);
.insertText(event.key) } else if (
.move(forward) focusOffset === text.length ||
.insertText(BRACES[event.key]) text[focusOffset] === ' ' ||
.move(-1 - forward) Object.values(BRACES).includes(text[focusOffset])
.focus(); ) {
change.insertText(`${event.key}${BRACES[event.key]}`).move(-1);
} else {
change.insertText(event.key);
}
return true; return true;
} }