@zed-industries/vscode-langservers-extracted
Version:
HTML/CSS/JSON/ESLint language servers extracted from [vscode](https://github.com/Microsoft/vscode).
229 lines (228 loc) • 19.6 kB
JavaScript
"use strict";
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
require("core-js/modules/es.symbol.js");
require("core-js/modules/es.symbol.description.js");
require("core-js/modules/es.symbol.async-iterator.js");
require("core-js/modules/es.symbol.iterator.js");
require("core-js/modules/es.symbol.to-string-tag.js");
require("core-js/modules/es.array.from.js");
require("core-js/modules/es.array.iterator.js");
require("core-js/modules/es.array.slice.js");
require("core-js/modules/es.function.name.js");
require("core-js/modules/es.json.to-string-tag.js");
require("core-js/modules/es.math.to-string-tag.js");
require("core-js/modules/es.object.get-prototype-of.js");
require("core-js/modules/es.object.to-string.js");
require("core-js/modules/es.promise.js");
require("core-js/modules/es.regexp.exec.js");
require("core-js/modules/es.regexp.to-string.js");
require("core-js/modules/es.string.iterator.js");
require("core-js/modules/web.dom-collections.for-each.js");
require("core-js/modules/web.dom-collections.iterator.js");
require("core-js/modules/es.array.sort.js");
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function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; if (!it) { if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function F() {}; return { s: F, n: function n() { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function e(_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function s() { it = it.call(o); }, n: function n() { var step = it.next(); normalCompletion = step.done; return step; }, e: function e(_e2) { didErr = true; err = _e2; }, f: function f() { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.newSemanticTokenProvider = newSemanticTokenProvider;
var languageModes_1 = require("./languageModes");
var positions_1 = require("../utils/positions");
function newSemanticTokenProvider(languageModes) {
// combined legend across modes
var legend = {
types: [],
modifiers: []
};
var legendMappings = {};
var _iterator = _createForOfIteratorHelper(languageModes.getAllModes()),
_step;
try {
for (_iterator.s(); !(_step = _iterator.n()).done;) {
var mode = _step.value;
if (mode.getSemanticTokenLegend && mode.getSemanticTokens) {
var modeLegend = mode.getSemanticTokenLegend();
legendMappings[mode.getId()] = {
types: createMapping(modeLegend.types, legend.types),
modifiers: createMapping(modeLegend.modifiers, legend.modifiers)
};
}
}
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
return {
legend: legend,
getSemanticTokens: function getSemanticTokens(document, ranges) {
return _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee() {
var allTokens, _iterator2, _step2, mode, mapping, tokens, _iterator3, _step3, token;
return _regeneratorRuntime().wrap(function _callee$(_context) {
while (1) switch (_context.prev = _context.next) {
case 0:
allTokens = [];
_iterator2 = _createForOfIteratorHelper(languageModes.getAllModesInDocument(document));
_context.prev = 2;
_iterator2.s();
case 4:
if ((_step2 = _iterator2.n()).done) {
_context.next = 17;
break;
}
mode = _step2.value;
if (!mode.getSemanticTokens) {
_context.next = 15;
break;
}
mapping = legendMappings[mode.getId()];
_context.next = 10;
return mode.getSemanticTokens(document);
case 10:
tokens = _context.sent;
applyTypesMapping(tokens, mapping.types);
applyModifiersMapping(tokens, mapping.modifiers);
_iterator3 = _createForOfIteratorHelper(tokens);
try {
for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
token = _step3.value;
allTokens.push(token);
}
} catch (err) {
_iterator3.e(err);
} finally {
_iterator3.f();
}
case 15:
_context.next = 4;
break;
case 17:
_context.next = 22;
break;
case 19:
_context.prev = 19;
_context.t0 = _context["catch"](2);
_iterator2.e(_context.t0);
case 22:
_context.prev = 22;
_iterator2.f();
return _context.finish(22);
case 25:
return _context.abrupt("return", encodeTokens(allTokens, ranges, document));
case 26:
case "end":
return _context.stop();
}
}, _callee, null, [[2, 19, 22, 25]]);
}))();
}
};
}
function createMapping(origLegend, newLegend) {
var mapping = [];
var needsMapping = false;
for (var origIndex = 0; origIndex < origLegend.length; origIndex++) {
var entry = origLegend[origIndex];
var newIndex = newLegend.indexOf(entry);
if (newIndex === -1) {
newIndex = newLegend.length;
newLegend.push(entry);
}
mapping.push(newIndex);
needsMapping = needsMapping || newIndex !== origIndex;
}
return needsMapping ? mapping : undefined;
}
function applyTypesMapping(tokens, typesMapping) {
if (typesMapping) {
var _iterator4 = _createForOfIteratorHelper(tokens),
_step4;
try {
for (_iterator4.s(); !(_step4 = _iterator4.n()).done;) {
var token = _step4.value;
token.typeIdx = typesMapping[token.typeIdx];
}
} catch (err) {
_iterator4.e(err);
} finally {
_iterator4.f();
}
}
}
function applyModifiersMapping(tokens, modifiersMapping) {
if (modifiersMapping) {
var _iterator5 = _createForOfIteratorHelper(tokens),
_step5;
try {
for (_iterator5.s(); !(_step5 = _iterator5.n()).done;) {
var token = _step5.value;
var modifierSet = token.modifierSet;
if (modifierSet) {
var index = 0;
var result = 0;
while (modifierSet > 0) {
if ((modifierSet & 1) !== 0) {
result = result + (1 << modifiersMapping[index]);
}
index++;
modifierSet = modifierSet >> 1;
}
token.modifierSet = result;
}
}
} catch (err) {
_iterator5.e(err);
} finally {
_iterator5.f();
}
}
}
function encodeTokens(tokens, ranges, document) {
var resultTokens = tokens.sort(function (d1, d2) {
return d1.start.line - d2.start.line || d1.start.character - d2.start.character;
});
if (ranges) {
ranges = ranges.sort(function (d1, d2) {
return d1.start.line - d2.start.line || d1.start.character - d2.start.character;
});
} else {
ranges = [languageModes_1.Range.create(languageModes_1.Position.create(0, 0), languageModes_1.Position.create(document.lineCount, 0))];
}
var rangeIndex = 0;
var currRange = ranges[rangeIndex++];
var prefLine = 0;
var prevChar = 0;
var encodedResult = [];
for (var k = 0; k < resultTokens.length && currRange; k++) {
var curr = resultTokens[k];
var start = curr.start;
while (currRange && (0, positions_1.beforeOrSame)(currRange.end, start)) {
currRange = ranges[rangeIndex++];
}
if (currRange && (0, positions_1.beforeOrSame)(currRange.start, start) && (0, positions_1.beforeOrSame)({
line: start.line,
character: start.character + curr.length
}, currRange.end)) {
// token inside a range
if (prefLine !== start.line) {
prevChar = 0;
}
encodedResult.push(start.line - prefLine); // line delta
encodedResult.push(start.character - prevChar); // line delta
encodedResult.push(curr.length); // length
encodedResult.push(curr.typeIdx); // tokenType
encodedResult.push(curr.modifierSet); // tokenModifier
prefLine = start.line;
prevChar = start.character;
}
}
return encodedResult;
}