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"use strict";
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
Object.defineProperty(exports, "__esModule", { value: true });
const vscode = require("vscode");
const html_matcher_1 = require("@emmetio/html-matcher");
const css_parser_1 = require("@emmetio/css-parser");
const bufferStream_1 = require("./bufferStream");
let _emmetHelper;
let _currentExtensionsPath = undefined;
function getEmmetHelper() {
if (!_emmetHelper) {
_emmetHelper = require('vscode-emmet-helper');
}
resolveUpdateExtensionsPath();
return _emmetHelper;
}
exports.getEmmetHelper = getEmmetHelper;
function resolveUpdateExtensionsPath() {
if (!_emmetHelper) {
return;
}
let extensionsPath = vscode.workspace.getConfiguration('emmet')['extensionsPath'];
if (_currentExtensionsPath !== extensionsPath) {
_currentExtensionsPath = extensionsPath;
_emmetHelper.updateExtensionsPath(extensionsPath, vscode.workspace.rootPath).then(null, (err) => vscode.window.showErrorMessage(err));
}
}
exports.resolveUpdateExtensionsPath = resolveUpdateExtensionsPath;
exports.LANGUAGE_MODES = {
'html': ['!', '.', '}', ':', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'jade': ['!', '.', '}', ':', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'slim': ['!', '.', '}', ':', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'haml': ['!', '.', '}', ':', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'xml': ['.', '}', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'xsl': ['!', '.', '}', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'css': [':', '-', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'scss': [':', '-', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'sass': [':', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'less': [':', '-', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'stylus': [':', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'javascriptreact': ['!', '.', '}', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'],
'typescriptreact': ['!', '.', '}', '*', '$', ']', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9']
};
const allowedMimeTypesInScriptTag = ['text/html', 'text/plain', 'text/x-template', 'text/template', 'text/ng-template'];
const emmetModes = ['html', 'pug', 'slim', 'haml', 'xml', 'xsl', 'jsx', 'css', 'scss', 'sass', 'less', 'stylus'];
// Explicitly map languages that have built-in grammar in VS Code to their parent language
// to get emmet completion support
// For other languages, users will have to use `emmet.includeLanguages` or
// language specific extensions can provide emmet completion support
exports.MAPPED_MODES = {
'handlebars': 'html',
'php': 'html'
};
function isStyleSheet(syntax) {
let stylesheetSyntaxes = ['css', 'scss', 'sass', 'less', 'stylus'];
return (stylesheetSyntaxes.indexOf(syntax) > -1);
}
exports.isStyleSheet = isStyleSheet;
function validate(allowStylesheet = true) {
let editor = vscode.window.activeTextEditor;
if (!editor) {
vscode.window.showInformationMessage('No editor is active');
return false;
}
if (!allowStylesheet && isStyleSheet(editor.document.languageId)) {
return false;
}
return true;
}
exports.validate = validate;
function getMappingForIncludedLanguages() {
const finalMappedModes = Object.create(null);
let includeLanguagesConfig = vscode.workspace.getConfiguration('emmet')['includeLanguages'];
let includeLanguages = Object.assign({}, exports.MAPPED_MODES, includeLanguagesConfig ? includeLanguagesConfig : {});
Object.keys(includeLanguages).forEach(syntax => {
if (typeof includeLanguages[syntax] === 'string' && exports.LANGUAGE_MODES[includeLanguages[syntax]]) {
finalMappedModes[syntax] = includeLanguages[syntax];
}
});
return finalMappedModes;
}
exports.getMappingForIncludedLanguages = getMappingForIncludedLanguages;
/**
* Get the corresponding emmet mode for given vscode language mode
* Eg: jsx for typescriptreact/javascriptreact or pug for jade
* If the language is not supported by emmet or has been exlcuded via `exlcudeLanguages` setting,
* then nothing is returned
*
* @param language
* @param exlcudedLanguages Array of language ids that user has chosen to exlcude for emmet
*/
function getEmmetMode(language, excludedLanguages) {
if (!language || excludedLanguages.indexOf(language) > -1) {
return;
}
if (/\b(typescriptreact|javascriptreact|jsx-tags)\b/.test(language)) { // treat tsx like jsx
return 'jsx';
}
if (language === 'sass-indented') { // map sass-indented to sass
return 'sass';
}
if (language === 'jade') {
return 'pug';
}
if (emmetModes.indexOf(language) > -1) {
return language;
}
}
exports.getEmmetMode = getEmmetMode;
/**
* Parses the given document using emmet parsing modules
*/
function parseDocument(document, showError = true) {
let parseContent = isStyleSheet(document.languageId) ? css_parser_1.default : html_matcher_1.default;
try {
return parseContent(new bufferStream_1.DocumentStreamReader(document));
}
catch (e) {
if (showError) {
vscode.window.showErrorMessage('Emmet: Failed to parse the file');
}
}
return undefined;
}
exports.parseDocument = parseDocument;
const closeBrace = 125;
const openBrace = 123;
const slash = 47;
const star = 42;
function parsePartialStylesheet(document, position) {
const isCSS = document.languageId === 'css';
let startPosition = new vscode.Position(0, 0);
let endPosition = new vscode.Position(document.lineCount - 1, document.lineAt(document.lineCount - 1).text.length);
const limitCharacter = document.offsetAt(position) - 5000;
const limitPosition = limitCharacter > 0 ? document.positionAt(limitCharacter) : startPosition;
const stream = new bufferStream_1.DocumentStreamReader(document, position);
function consumeLineCommentBackwards() {
if (!isCSS && currentLine !== stream.pos.line) {
currentLine = stream.pos.line;
let startLineComment = document.lineAt(currentLine).text.indexOf('//');
if (startLineComment > -1) {
stream.pos = new vscode.Position(currentLine, startLineComment);
}
}
}
function consumeBlockCommentBackwards() {
if (stream.peek() === slash) {
if (stream.backUp(1) === star) {
stream.pos = findOpeningCommentBeforePosition(document, stream.pos) || startPosition;
}
else {
stream.next();
}
}
}
function consumeCommentForwards() {
if (stream.eat(slash)) {
if (stream.eat(slash) && !isCSS) {
stream.pos = new vscode.Position(stream.pos.line + 1, 0);
}
else if (stream.eat(star)) {
stream.pos = findClosingCommentAfterPosition(document, stream.pos) || endPosition;
}
}
}
// Go forward until we find a closing brace.
while (!stream.eof() && !stream.eat(closeBrace)) {
if (stream.peek() === slash) {
consumeCommentForwards();
}
else {
stream.next();
}
}
if (!stream.eof()) {
endPosition = stream.pos;
}
stream.pos = position;
let openBracesToFind = 1;
let currentLine = position.line;
let exit = false;
// Go back until we found an opening brace. If we find a closing one, consume its pair and continue.
while (!exit && openBracesToFind > 0 && !stream.sof()) {
consumeLineCommentBackwards();
switch (stream.backUp(1)) {
case openBrace:
openBracesToFind--;
break;
case closeBrace:
if (isCSS) {
stream.next();
startPosition = stream.pos;
exit = true;
}
else {
openBracesToFind++;
}
break;
case slash:
consumeBlockCommentBackwards();
break;
default:
break;
}
if (position.line - stream.pos.line > 100 || stream.pos.isBeforeOrEqual(limitPosition)) {
exit = true;
}
}
// We are at an opening brace. We need to include its selector.
currentLine = stream.pos.line;
openBracesToFind = 0;
let foundSelector = false;
while (!exit && !stream.sof() && !foundSelector && openBracesToFind >= 0) {
consumeLineCommentBackwards();
const ch = stream.backUp(1);
if (/\s/.test(String.fromCharCode(ch))) {
continue;
}
switch (ch) {
case slash:
consumeBlockCommentBackwards();
break;
case closeBrace:
openBracesToFind++;
break;
case openBrace:
openBracesToFind--;
break;
default:
if (!openBracesToFind) {
foundSelector = true;
}
break;
}
if (!stream.sof() && foundSelector) {
startPosition = stream.pos;
}
}
try {
return css_parser_1.default(new bufferStream_1.DocumentStreamReader(document, startPosition, new vscode.Range(startPosition, endPosition)));
}
catch (e) {
}
}
exports.parsePartialStylesheet = parsePartialStylesheet;
function findOpeningCommentBeforePosition(document, position) {
let text = document.getText(new vscode.Range(0, 0, position.line, position.character));
let offset = text.lastIndexOf('/*');
if (offset === -1) {
return;
}
return document.positionAt(offset);
}
function findClosingCommentAfterPosition(document, position) {
let text = document.getText(new vscode.Range(position.line, position.character, document.lineCount - 1, document.lineAt(document.lineCount - 1).text.length));
let offset = text.indexOf('*/');
if (offset === -1) {
return;
}
offset += 2 + document.offsetAt(position);
return document.positionAt(offset);
}
/**
* Returns node corresponding to given position in the given root node
*/
function getNode(root, position, includeNodeBoundary = false) {
if (!root) {
return null;
}
let currentNode = root.firstChild;
let foundNode = null;
while (currentNode) {
const nodeStart = currentNode.start;
const nodeEnd = currentNode.end;
if ((nodeStart.isBefore(position) && nodeEnd.isAfter(position))
|| (includeNodeBoundary && (nodeStart.isBeforeOrEqual(position) && nodeEnd.isAfterOrEqual(position)))) {
foundNode = currentNode;
// Dig deeper
currentNode = currentNode.firstChild;
}
else {
currentNode = currentNode.nextSibling;
}
}
return foundNode;
}
exports.getNode = getNode;
function getHtmlNode(document, root, position, includeNodeBoundary = false) {
let currentNode = getNode(root, position, includeNodeBoundary);
if (!currentNode) {
return;
}
if (isTemplateScript(currentNode) && currentNode.close &&
(position.isAfter(currentNode.open.end) && position.isBefore(currentNode.close.start))) {
let buffer = new bufferStream_1.DocumentStreamReader(document, currentNode.open.end, new vscode.Range(currentNode.open.end, currentNode.close.start));
try {
let scriptInnerNodes = html_matcher_1.default(buffer);
currentNode = getNode(scriptInnerNodes, position, includeNodeBoundary) || currentNode;
}
catch (e) { }
}
return currentNode;
}
exports.getHtmlNode = getHtmlNode;
/**
* Returns inner range of an html node.
* @param currentNode
*/
function getInnerRange(currentNode) {
if (!currentNode.close) {
return undefined;
}
return new vscode.Range(currentNode.open.end, currentNode.close.start);
}
exports.getInnerRange = getInnerRange;
function getDeepestNode(node) {
if (!node || !node.children || node.children.length === 0 || !node.children.find(x => x.type !== 'comment')) {
return node;
}
for (let i = node.children.length - 1; i >= 0; i--) {
if (node.children[i].type !== 'comment') {
return getDeepestNode(node.children[i]);
}
}
return undefined;
}
exports.getDeepestNode = getDeepestNode;
function findNextWord(propertyValue, pos) {
let foundSpace = pos === -1;
let foundStart = false;
let foundEnd = false;
let newSelectionStart;
let newSelectionEnd;
while (pos < propertyValue.length - 1) {
pos++;
if (!foundSpace) {
if (propertyValue[pos] === ' ') {
foundSpace = true;
}
continue;
}
if (foundSpace && !foundStart && propertyValue[pos] === ' ') {
continue;
}
if (!foundStart) {
newSelectionStart = pos;
foundStart = true;
continue;
}
if (propertyValue[pos] === ' ') {
newSelectionEnd = pos;
foundEnd = true;
break;
}
}
if (foundStart && !foundEnd) {
newSelectionEnd = propertyValue.length;
}
return [newSelectionStart, newSelectionEnd];
}
exports.findNextWord = findNextWord;
function findPrevWord(propertyValue, pos) {
let foundSpace = pos === propertyValue.length;
let foundStart = false;
let foundEnd = false;
let newSelectionStart;
let newSelectionEnd;
while (pos > -1) {
pos--;
if (!foundSpace) {
if (propertyValue[pos] === ' ') {
foundSpace = true;
}
continue;
}
if (foundSpace && !foundEnd && propertyValue[pos] === ' ') {
continue;
}
if (!foundEnd) {
newSelectionEnd = pos + 1;
foundEnd = true;
continue;
}
if (propertyValue[pos] === ' ') {
newSelectionStart = pos + 1;
foundStart = true;
break;
}
}
if (foundEnd && !foundStart) {
newSelectionStart = 0;
}
return [newSelectionStart, newSelectionEnd];
}
exports.findPrevWord = findPrevWord;
function getNodesInBetween(node1, node2) {
// Same node
if (sameNodes(node1, node2)) {
return [node1];
}
// Same parent
if (sameNodes(node1.parent, node2.parent)) {
return getNextSiblingsTillPosition(node1, node2.end);
}
// node2 is ancestor of node1
if (node2.start.isBefore(node1.start)) {
return [node2];
}
// node1 is ancestor of node2
if (node2.start.isBefore(node1.end)) {
return [node1];
}
// Get the highest ancestor of node1 that should be commented
while (node1.parent && node1.parent.end.isBefore(node2.start)) {
node1 = node1.parent;
}
// Get the highest ancestor of node2 that should be commented
while (node2.parent && node2.parent.start.isAfter(node1.start)) {
node2 = node2.parent;
}
return getNextSiblingsTillPosition(node1, node2.end);
}
exports.getNodesInBetween = getNodesInBetween;
function getNextSiblingsTillPosition(node, position) {
let siblings = [];
let currentNode = node;
while (currentNode && position.isAfter(currentNode.start)) {
siblings.push(currentNode);
currentNode = currentNode.nextSibling;
}
return siblings;
}
function sameNodes(node1, node2) {
if (!node1 || !node2) {
return false;
}
return node1.start.isEqual(node2.start) && node1.end.isEqual(node2.end);
}
exports.sameNodes = sameNodes;
function getEmmetConfiguration(syntax) {
const emmetConfig = vscode.workspace.getConfiguration('emmet');
const syntaxProfiles = Object.assign({}, emmetConfig['syntaxProfiles'] || {});
const preferences = Object.assign({}, emmetConfig['preferences'] || {});
// jsx, xml and xsl syntaxes need to have self closing tags unless otherwise configured by user
if (syntax === 'jsx' || syntax === 'xml' || syntax === 'xsl') {
syntaxProfiles[syntax] = syntaxProfiles[syntax] || {};
if (typeof syntaxProfiles[syntax] === 'object'
&& !syntaxProfiles[syntax].hasOwnProperty('self_closing_tag') // Old Emmet format
&& !syntaxProfiles[syntax].hasOwnProperty('selfClosingStyle') // Emmet 2.0 format
) {
syntaxProfiles[syntax] = Object.assign({}, syntaxProfiles[syntax], { selfClosingStyle: 'xml' });
}
}
return {
preferences,
showExpandedAbbreviation: emmetConfig['showExpandedAbbreviation'],
showAbbreviationSuggestions: emmetConfig['showAbbreviationSuggestions'],
syntaxProfiles,
variables: emmetConfig['variables'],
excludeLanguages: emmetConfig['excludeLanguages'],
showSuggestionsAsSnippets: emmetConfig['showSuggestionsAsSnippets']
};
}
exports.getEmmetConfiguration = getEmmetConfiguration;
/**
* Itereates by each child, as well as nested child's children, in their order
* and invokes `fn` for each. If `fn` function returns `false`, iteration stops
*/
function iterateCSSToken(token, fn) {
for (let i = 0, il = token.size; i < il; i++) {
if (fn(token.item(i)) === false || iterateCSSToken(token.item(i), fn) === false) {
return false;
}
}
}
exports.iterateCSSToken = iterateCSSToken;
/**
* Returns `name` CSS property from given `rule`
*/
function getCssPropertyFromRule(rule, name) {
return rule.children.find(node => node.type === 'property' && node.name === name);
}
exports.getCssPropertyFromRule = getCssPropertyFromRule;
/**
* Returns css property under caret in given editor or `null` if such node cannot
* be found
*/
function getCssPropertyFromDocument(editor, position) {
const rootNode = parseDocument(editor.document);
const node = getNode(rootNode, position);
if (isStyleSheet(editor.document.languageId)) {
return node && node.type === 'property' ? node : null;
}
let htmlNode = node;
if (htmlNode
&& htmlNode.name === 'style'
&& htmlNode.open.end.isBefore(position)
&& htmlNode.close.start.isAfter(position)) {
let buffer = new bufferStream_1.DocumentStreamReader(editor.document, htmlNode.start, new vscode.Range(htmlNode.start, htmlNode.end));
let rootNode = css_parser_1.default(buffer);
const node = getNode(rootNode, position);
return (node && node.type === 'property') ? node : null;
}
}
exports.getCssPropertyFromDocument = getCssPropertyFromDocument;
function getEmbeddedCssNodeIfAny(document, currentNode, position) {
if (!currentNode) {
return;
}
const currentHtmlNode = currentNode;
if (currentHtmlNode && currentHtmlNode.close) {
const innerRange = getInnerRange(currentHtmlNode);
if (innerRange && innerRange.contains(position)) {
if (currentHtmlNode.name === 'style'
&& currentHtmlNode.open.end.isBefore(position)
&& currentHtmlNode.close.start.isAfter(position)) {
let buffer = new bufferStream_1.DocumentStreamReader(document, currentHtmlNode.open.end, new vscode.Range(currentHtmlNode.open.end, currentHtmlNode.close.start));
return css_parser_1.default(buffer);
}
}
}
}
exports.getEmbeddedCssNodeIfAny = getEmbeddedCssNodeIfAny;
function isStyleAttribute(currentNode, position) {
if (!currentNode) {
return false;
}
const currentHtmlNode = currentNode;
const index = (currentHtmlNode.attributes || []).findIndex(x => x.name.toString() === 'style');
if (index === -1) {
return false;
}
const styleAttribute = currentHtmlNode.attributes[index];
return position.isAfterOrEqual(styleAttribute.value.start) && position.isBeforeOrEqual(styleAttribute.value.end);
}
exports.isStyleAttribute = isStyleAttribute;
function isTemplateScript(currentNode) {
return currentNode.name === 'script' &&
(currentNode.attributes &&
currentNode.attributes.some(x => x.name.toString() === 'type'
&& allowedMimeTypesInScriptTag.indexOf(x.value.toString()) > -1));
}
exports.isTemplateScript = isTemplateScript;
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