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// Copyright 2022 The Pigweed Authors
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
import {
keymap,
highlightSpecialChars,
drawSelection,
highlightActiveLine,
dropCursor,
rectangularSelection,
crosshairCursor,
highlightActiveLineGutter,
} from '@codemirror/view';
import { Extension, EditorState } from '@codemirror/state';
import {
defaultHighlightStyle,
syntaxHighlighting,
indentOnInput,
bracketMatching,
foldGutter,
foldKeymap,
} from '@codemirror/language';
import { defaultKeymap, history, historyKeymap } from '@codemirror/commands';
import { searchKeymap, highlightSelectionMatches } from '@codemirror/search';
import {
autocompletion,
completionKeymap,
closeBrackets,
closeBracketsKeymap,
} from '@codemirror/autocomplete';
import { lintKeymap } from '@codemirror/lint';
const defaultKeymapMinusEnterAndArrowUpDown = defaultKeymap.map((keymap) => {
if (keymap.key === 'Enter') {
return { ...keymap, key: 'Shift-Enter' };
}
if (keymap.key === 'ArrowUp') {
return { ...keymap, key: 'Shift-ArrowUp' };
}
if (keymap.key === 'ArrowDown') {
return { ...keymap, key: 'Shift-ArrowDown' };
}
return keymap;
});
export const basicSetup: Extension = (() => [
highlightActiveLineGutter(),
highlightSpecialChars(),
history(),
foldGutter(),
drawSelection(),
dropCursor(),
EditorState.allowMultipleSelections.of(true),
indentOnInput(),
syntaxHighlighting(defaultHighlightStyle, { fallback: true }),
bracketMatching(),
closeBrackets(),
autocompletion(),
rectangularSelection(),
crosshairCursor(),
highlightActiveLine(),
highlightSelectionMatches(),
keymap.of([
...closeBracketsKeymap,
...defaultKeymapMinusEnterAndArrowUpDown,
...searchKeymap,
...historyKeymap,
...foldKeymap,
...completionKeymap,
...lintKeymap,
]),
])();
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