monaco-editor
Version:
A browser based code editor
107 lines • 5.24 kB
JavaScript
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
;
import * as Parser from '../parser/jsonParser.js';
import { Range } from './../../vscode-languageserver-types/main.js';
var JSONHover = /** @class */ (function () {
function JSONHover(schemaService, contributions, promiseConstructor) {
if (contributions === void 0) { contributions = []; }
this.schemaService = schemaService;
this.contributions = contributions;
this.promise = promiseConstructor || Promise;
}
JSONHover.prototype.doHover = function (document, position, doc) {
var offset = document.offsetAt(position);
var node = doc.getNodeFromOffset(offset);
if (!node || (node.type === 'object' || node.type === 'array') && offset > node.offset + 1 && offset < node.offset + node.length - 1) {
return this.promise.resolve(null);
}
var hoverRangeNode = node;
// use the property description when hovering over an object key
if (node.type === 'string') {
var parent = node.parent;
if (parent.type === 'property' && parent.keyNode === node) {
node = parent.valueNode;
if (!node) {
return this.promise.resolve(null);
}
}
}
var hoverRange = Range.create(document.positionAt(hoverRangeNode.offset), document.positionAt(hoverRangeNode.offset + hoverRangeNode.length));
var createHover = function (contents) {
var result = {
contents: contents,
range: hoverRange
};
return result;
};
var location = Parser.getNodePath(node);
for (var i = this.contributions.length - 1; i >= 0; i--) {
var contribution = this.contributions[i];
var promise = contribution.getInfoContribution(document.uri, location);
if (promise) {
return promise.then(function (htmlContent) { return createHover(htmlContent); });
}
}
return this.schemaService.getSchemaForResource(document.uri, doc).then(function (schema) {
if (schema) {
var matchingSchemas = doc.getMatchingSchemas(schema.schema, node.offset);
var title_1 = null;
var markdownDescription_1 = null;
var markdownEnumValueDescription_1 = null, enumValue_1 = null;
matchingSchemas.every(function (s) {
if (s.node === node && !s.inverted && s.schema) {
title_1 = title_1 || s.schema.title;
markdownDescription_1 = markdownDescription_1 || s.schema.markdownDescription || toMarkdown(s.schema.description);
if (s.schema.enum) {
var idx = s.schema.enum.indexOf(Parser.getNodeValue(node));
if (s.schema.markdownEnumDescriptions) {
markdownEnumValueDescription_1 = s.schema.markdownEnumDescriptions[idx];
}
else if (s.schema.enumDescriptions) {
markdownEnumValueDescription_1 = toMarkdown(s.schema.enumDescriptions[idx]);
}
if (markdownEnumValueDescription_1) {
enumValue_1 = s.schema.enum[idx];
if (typeof enumValue_1 !== 'string') {
enumValue_1 = JSON.stringify(enumValue_1);
}
}
}
}
return true;
});
var result = '';
if (title_1) {
result = toMarkdown(title_1);
}
if (markdownDescription_1) {
if (result.length > 0) {
result += "\n\n";
}
result += markdownDescription_1;
}
if (markdownEnumValueDescription_1) {
if (result.length > 0) {
result += "\n\n";
}
result += "`" + toMarkdown(enumValue_1) + "`: " + markdownEnumValueDescription_1;
}
return createHover([result]);
}
return null;
});
};
return JSONHover;
}());
export { JSONHover };
function toMarkdown(plain) {
if (plain) {
var res = plain.replace(/([^\n\r])(\r?\n)([^\n\r])/gm, '$1\n\n$3'); // single new lines to \n\n (Markdown paragraph)
return res.replace(/[\\`*_{}[\]()#+\-.!]/g, "\\$&"); // escape markdown syntax tokens: http://daringfireball.net/projects/markdown/syntax#backslash
}
return void 0;
}
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