68 lines
3 KiB
JavaScript
68 lines
3 KiB
JavaScript
/*---------------------------------------------------------
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* Copyright (C) Microsoft Corporation. All rights reserved.
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*--------------------------------------------------------*/
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'use strict';
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var vscode_1 = require('vscode');
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var parser = require('./parser');
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var suggestHelper = require('./helpers/suggestSupportHelper');
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var DockerHoverProvider = (function () {
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// Provide the parser you want to use as well as keyinfo dictionary.
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function DockerHoverProvider(wordParser, keyInfo) {
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this._parser = wordParser;
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this._keyInfo = keyInfo;
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}
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DockerHoverProvider.prototype.provideHover = function (document, position, token) {
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var line = document.lineAt(position.line);
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if (line.text.length === 0) {
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return Promise.resolve(null);
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}
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var tokens = this._parser.parseLine(line);
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return this._computeInfoForLineWithTokens(line.text, tokens, position);
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};
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DockerHoverProvider.prototype._computeInfoForLineWithTokens = function (line, tokens, position) {
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var _this = this;
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var possibleTokens = this._parser.tokensAtColumn(tokens, position.character);
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return Promise.all(possibleTokens.map(function (tokenIndex) { return _this._computeInfoForToken(line, tokens, tokenIndex); })).then(function (results) {
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return possibleTokens.map(function (tokenIndex, arrayIndex) {
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return {
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startIndex: tokens[tokenIndex].startIndex,
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endIndex: tokens[tokenIndex].endIndex,
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result: results[arrayIndex]
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};
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});
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}).then(function (results) {
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var r = results.filter(function (r) { return !!r.result; });
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if (r.length === 0) {
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return null;
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}
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var range = new vscode_1.Range(position.line, r[0].startIndex, position.line, r[0].endIndex);
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r[0].result.then(function (t) {
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var hover = new vscode_1.Hover(t, range);
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return hover;
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});
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});
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};
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DockerHoverProvider.prototype._computeInfoForToken = function (line, tokens, tokenIndex) {
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// -------------
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// Detect hovering on a key
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if (tokens[tokenIndex].type === parser.TokenType.Key) {
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var keyName = this._parser.keyNameFromKeyToken(this._parser.tokenValue(line, tokens[tokenIndex])).trim();
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var r = this._keyInfo[keyName];
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if (r) {
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return Promise.resolve([r]);
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}
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}
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// -------------
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// Detect <<image: [["something"]]>>
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// Detect <<image: [[something]]>>
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var helper = new suggestHelper.SuggestSupportHelper();
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var r2 = helper.getImageNameHover(line, this._parser, tokens, tokenIndex);
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if (r2) {
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return r2;
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}
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return null;
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};
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return DockerHoverProvider;
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}());
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exports.DockerHoverProvider = DockerHoverProvider;
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//# sourceMappingURL=dockerHoverProvider.js.map
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