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import * as vscode from 'vscode';
import * as lc from 'vscode-languageclient';
import * as ra from '../rust-analyzer-api';
import { Ctx, Cmd } from '../ctx';
import * as sourceChange from '../source_change';
import { assert } from '../util';
export * from './analyzer_status';
export * from './matching_brace';
export * from './join_lines';
export * from './on_enter';
export * from './parent_module';
export * from './syntax_tree';
export * from './expand_macro';
export * from './runnables';
export * from './ssr';
export * from './server_version';
export function collectGarbage(ctx: Ctx): Cmd {
return async () => ctx.client.sendRequest(ra.collectGarbage, null);
}
export function showReferences(ctx: Ctx): Cmd {
return (uri: string, position: lc.Position, locations: lc.Location[]) => {
const client = ctx.client;
if (client) {
vscode.commands.executeCommand(
'editor.action.showReferences',
vscode.Uri.parse(uri),
client.protocol2CodeConverter.asPosition(position),
locations.map(client.protocol2CodeConverter.asLocation),
);
}
};
}
export function applySourceChange(ctx: Ctx): Cmd {
return async (change: ra.SourceChange) => {
await sourceChange.applySourceChange(ctx, change);
};
}
export function selectAndApplySourceChange(ctx: Ctx): Cmd {
return async (changes: ra.SourceChange[]) => {
if (changes.length === 1) {
await sourceChange.applySourceChange(ctx, changes[0]);
} else if (changes.length > 0) {
const selectedChange = await vscode.window.showQuickPick(changes);
if (!selectedChange) return;
await sourceChange.applySourceChange(ctx, selectedChange);
}
};
}
export function applySnippetWorkspaceEdit(_ctx: Ctx): Cmd {
return async (edit: vscode.WorkspaceEdit) => {
assert(edit.entries().length === 1, `bad ws edit: ${JSON.stringify(edit)}`);
const [uri, edits] = edit.entries()[0];
const editor = vscode.window.visibleTextEditors.find((it) => it.document.uri.toString() === uri.toString());
if (!editor) return;
let editWithSnippet: vscode.TextEdit | undefined = undefined;
let lineDelta = 0;
await editor.edit((builder) => {
for (const indel of edits) {
if (indel.newText.indexOf('$0') !== -1) {
editWithSnippet = indel;
} else {
if (!editWithSnippet) {
lineDelta = (indel.newText.match(/\n/g) || []).length - (indel.range.end.line - indel.range.start.line);
}
builder.replace(indel.range, indel.newText);
}
}
});
if (editWithSnippet) {
const snip = editWithSnippet as vscode.TextEdit;
const range = snip.range.with(
snip.range.start.with(snip.range.start.line + lineDelta),
snip.range.end.with(snip.range.end.line + lineDelta),
);
await editor.insertSnippet(new vscode.SnippetString(snip.newText), range);
}
};
}
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