Top 10 Examples of "web-tree-sitter in functional component" in JavaScript
Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'web-tree-sitter' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.
(async function f() {
await Parser.init()
const parser = new Parser()
const Lang = await Parser.Language.load('tree-sitter-javascript.wasm')
parser.setLanguage(Lang)
// let's parse the code of this file itself:
const tree = parser.parse('export class C { get p() { return 1 } }')
console.log(dump(tree.rootNode).trim())
})()(async function f() {
await Parser.init()
const parser = new Parser()
const Lang = await Parser.Language.load('tree-sitter-javascript.wasm')
parser.setLanguage(Lang)
// let's parse the code of this file itself:
const tree = parser.parse('export class C { get p() { return 1 } }')
console.log(dump(tree.rootNode).trim())
})()(async function f() {
await Parser.init()
const parser = new Parser()
const Lang = await Parser.Language.load('tree-sitter-javascript.wasm')
parser.setLanguage(Lang)
// let's parse the code of this file itself:
const tree = parser.parse('export class C { get p() { return 1 } }')
console.log(dump(tree.rootNode).trim())
})()}
return vscode.window.createTextEditorDecorationType(options)
}
// Load styles from the current active theme
async function loadStyles() {
await scopes.load()
// Clear old styles
for (const style of decorationCache.values()) {
style.dispose()
}
decorationCache.clear()
}
// For some reason this crashes if we put it inside activate
const initParser = Parser.init() // TODO this isn't a field, suppress package member coloring like Go
// Called when the extension is first activated by user opening a file with the appropriate language
export async function activate(context: vscode.ExtensionContext) {
console.log("Activating tree-sitter...")
// Parse of all visible documents
const trees: {[uri: string]: Parser.Tree} = {}
async function open(editor: vscode.TextEditor) {
const language = languages[editor.document.languageId]
if (language == null) return
if (language.parser == null) {
const absolute = path.join(context.extensionPath, 'parsers', language.module + '.wasm')
const wasm = path.relative(process.cwd(), absolute)
const lang = await Parser.Language.load(wasm)
const parser = new Parser()
parser.setLanguage(lang)
language.parser = parserparseTime = Date.now() - parseT0
postProcessingT0 = Date.now()
const visitor = new Visitor()
visitor.options = options
tree.accept(visitor)
ast = visitor.getAst()
}
else if (info.treeSitterParser) {
options.basePath = options.basePath || ''
let parser: Parser = wasmLoaded[options.basePath] as any
if (!parser) {
await Parser.init()
options.debug && console.log('Parser.init()')
parser = new Parser()
const Lang = await Parser.Language.load(pathJoin(options.basePath, info.treeSitterParser))
options.debug && console.log('load')
parser.setLanguage(Lang)
options.debug && console.log('setLanguage')
wasmLoaded[options.basePath] = parser
}
// TODO; don't load again the .wasm if already loaded.
const tree = parser.parse(input)
parseTime = Date.now() - parseT0
postProcessingT0 = Date.now()visitor.options = options
tree.accept(visitor)
ast = visitor.getAst()
}
else if (info.treeSitterParser) {
options.basePath = options.basePath || ''
let parser: Parser = wasmLoaded[options.basePath] as any
if (!parser) {
await Parser.init()
options.debug && console.log('Parser.init()')
parser = new Parser()
const Lang = await Parser.Language.load(pathJoin(options.basePath, info.treeSitterParser))
options.debug && console.log('load')
parser.setLanguage(Lang)
options.debug && console.log('setLanguage')
wasmLoaded[options.basePath] = parser
}
// TODO; don't load again the .wasm if already loaded.
const tree = parser.parse(input)
parseTime = Date.now() - parseT0
postProcessingT0 = Date.now()
options.debug && console.log(tree.rootNode.toString())
const normalizer = new TreeSitterVisitor()
normalizer.options = { ...options, root: tree.rootNode }
ast = normalizer.getAst()const visitor = new Visitor()
visitor.options = options
tree.accept(visitor)
ast = visitor.getAst()
}
else if (info.treeSitterParser) {
options.basePath = options.basePath || ''
let parser: Parser = wasmLoaded[options.basePath] as any
if (!parser) {
await Parser.init()
options.debug && console.log('Parser.init()')
parser = new Parser()
const Lang = await Parser.Language.load(pathJoin(options.basePath, info.treeSitterParser))
options.debug && console.log('load')
parser.setLanguage(Lang)
options.debug && console.log('setLanguage')
wasmLoaded[options.basePath] = parser
}
// TODO; don't load again the .wasm if already loaded.
const tree = parser.parse(input)
parseTime = Date.now() - parseT0
postProcessingT0 = Date.now()
options.debug && console.log(tree.rootNode.toString())
const normalizer = new TreeSitterVisitor()
normalizer.options = { ...options, root: tree.rootNode }import * as vscode from 'vscode';
import * as parser from 'web-tree-sitter';
import * as jsonc from 'jsonc-parser';
import * as fs from 'fs';
import * as path from 'path';
import { clearTimeout } from 'timers';
// Grammar class
const parserPromise = parser.init();
class Grammar {
// Parser
readonly lang: string;
parser: parser;
// Grammar
readonly simpleTerms: { [sym: string]: string } = {};
readonly complexTerms: string[] = [];
readonly complexScopes: { [sym: string]: string } = {};
readonly complexDepth: number;
readonly complexOrder: boolean;
constructor(lang: string) {
// Grammar
this.lang = lang;
const grammarFile = __dirname + "/../grammars/" + lang + ".json";
const grammarJson = jsonc.parse(fs.readFileSync(grammarFile).toString());lspClient.code2ProtocolConverter.asTextDocumentPositionParams(
document,
position.translate(0, -1)
),
token
);
lspClient.protocol2CodeConverter.asHover(lspResponse);
return null;
}
});
}
// block on parser initialization from WASM
await Parser.init(); // TODO: double-check that this doesn't crash, as the tree-sitter extension suggests
// load Rust language module
const absoluteRustPath = path.join(
context.extensionPath,
"parsers",
`${RUST_WASM_MODULE}.wasm`
);
const Rust = await Parser.Language.load(absoluteRustPath); // TODO: cache these parsers between files or init on workspace open
const parser = new Parser();
// set Rust as standard tree-sitter language module
parser.setLanguage(Rust);
// TODO: this should probably be constrained a bit
function getTree(document: any) {
// TODO: investigate getText vs Parser.input()return null;
}
});
}
// block on parser initialization from WASM
await Parser.init(); // TODO: double-check that this doesn't crash, as the tree-sitter extension suggests
// load Rust language module
const absoluteRustPath = path.join(
context.extensionPath,
"parsers",
`${RUST_WASM_MODULE}.wasm`
);
const Rust = await Parser.Language.load(absoluteRustPath); // TODO: cache these parsers between files or init on workspace open
const parser = new Parser();
// set Rust as standard tree-sitter language module
parser.setLanguage(Rust);
// TODO: this should probably be constrained a bit
function getTree(document: any) {
// TODO: investigate getText vs Parser.input()
// parse tree of given document
return parser.parse(document.getText());
}
// register the hover action for Rust files
vscode.languages.registerHoverProvider(RUST_HOVER_SCHEME, {
provideHover(document, { line: row, character: column }, token) {