vscode-tmgrammar-test/dist/common/index.js

Test runner for VSCode textmate grammars

"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
    if (mod && mod.__esModule) return mod;
    var result = {};
    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
    __setModuleDefault(result, mod);
    return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.loadConfiguration = exports.createRegistryFromGrammars = exports.createRegistry = void 0;
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
const tm = __importStar(require("vscode-textmate"));
const oniguruma = __importStar(require("vscode-oniguruma"));
function createRegistry(gs) {
    return createRegistryFromGrammars(gs.map((grammar) => {
        return {
            grammar,
            content: fs.readFileSync(grammar.path).toString()
        };
    }));
}
exports.createRegistry = createRegistry;
function createRegistryFromGrammars(grammars) {
    let grammarIndex = {};
    let _injections = {};
    for (const g of grammars) {
        const { grammar, content } = g;
        let rawGrammar = tm.parseRawGrammar(content, grammar.path);
        grammarIndex[grammar.scopeName || rawGrammar.scopeName] = rawGrammar;
        if (grammar.injectTo) {
            for (let injectScope of grammar.injectTo) {
                let injections = _injections[injectScope];
                if (!injections) {
                    _injections[injectScope] = injections = [];
                }
                injections.push(grammar.scopeName);
            }
        }
    }
    const wasmPath = require.resolve('vscode-oniguruma').replace(/main\.js$/, 'onig.wasm');
    const wasmBin = fs.readFileSync(wasmPath).buffer;
    const vscodeOnigurumaLib = oniguruma.loadWASM(wasmBin).then(() => {
        return {
            createOnigScanner(patterns) {
                return new oniguruma.OnigScanner(patterns);
            },
            createOnigString(s) {
                return new oniguruma.OnigString(s);
            }
        };
    });
    return new tm.Registry({
        onigLib: vscodeOnigurumaLib,
        loadGrammar: (scopeName) => {
            if (grammarIndex[scopeName] !== undefined) {
                return new Promise((fulfill, _) => {
                    fulfill(grammarIndex[scopeName]);
                });
            }
            console.warn(`grammar not found for "${scopeName}"`);
            return null;
        },
        getInjections: (scopeName) => {
            const xs = scopeName.split('.');
            let injections = [];
            for (let i = 1; i <= xs.length; i++) {
                const subScopeName = xs.slice(0, i).join('.');
                injections = [...injections, ...(_injections[subScopeName] || [])];
            }
            return injections;
        }
    });
}
exports.createRegistryFromGrammars = createRegistryFromGrammars;
function loadConfiguration(config, scope, grammar) {
    const configPath = config || 'package.json';
    let grammars = [];
    let extensionToScope = (_) => scope || undefined;
    if (grammar) {
        const xs = grammar.map((path) => ({ path, scopeName: '' }));
        grammars.push(...xs);
    }
    if (fs.existsSync(configPath)) {
        const json = JSON.parse(fs.readFileSync(configPath).toString());
        let xs = json?.contributes?.grammars || [];
        const dirPath = path.dirname(configPath);
        xs.forEach((x) => {
            x.path = path.join(dirPath, x.path);
        });
        grammars.push(...xs);
        let ys = json?.contributes?.languages || [];
        let langToScope = Object.assign({}, ...grammars.filter((x) => x.language).map((x) => ({ [x.language || '']: x.scopeName })));
        let extToLang = Object.assign({}, ...ys.map((x) => (x.extensions || []).map((e) => ({ [e]: x.id }))).flat());
        extensionToScope = (ext) => scope || langToScope[extToLang[ext]];
    }
    return { grammars, extensionToScope };
}
exports.loadConfiguration = loadConfiguration;
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