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yamlCompletion.ts
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yamlCompletion.ts
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Red Hat, Inc. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { TextDocument } from 'vscode-languageserver-textdocument';
import { ClientCapabilities } from 'vscode-languageserver';
import {
CompletionItem as CompletionItemBase,
CompletionItemKind,
CompletionList,
InsertTextFormat,
InsertTextMode,
MarkupContent,
MarkupKind,
Position,
Range,
TextEdit,
} from 'vscode-languageserver-types';
import { Node, isPair, isScalar, isMap, YAMLMap, isSeq, YAMLSeq, isNode, Pair } from 'yaml';
import { Telemetry } from '../../languageserver/telemetry';
import { SingleYAMLDocument, YamlDocuments } from '../parser/yaml-documents';
import { YamlVersion } from '../parser/yamlParser07';
import { filterInvalidCustomTags, matchOffsetToDocument } from '../utils/arrUtils';
import { guessIndentation } from '../utils/indentationGuesser';
import { TextBuffer } from '../utils/textBuffer';
import { LanguageSettings } from '../yamlLanguageService';
import { YAMLSchemaService } from './yamlSchemaService';
import { ResolvedSchema } from 'vscode-json-languageservice/lib/umd/services/jsonSchemaService';
import { JSONSchema, JSONSchemaRef } from '../jsonSchema';
import { stringifyObject, StringifySettings } from '../utils/json';
import { convertErrorToTelemetryMsg, isDefined, isString } from '../utils/objects';
import * as nls from 'vscode-nls';
import { setKubernetesParserOption } from '../parser/isKubernetes';
import { asSchema } from '../parser/jsonParser07';
import { indexOf, isInComment, isMapContainsEmptyPair } from '../utils/astUtils';
import { isModeline } from './modelineUtil';
import { getSchemaTypeName } from '../utils/schemaUtils';
import { YamlNode } from '../jsonASTTypes';
const localize = nls.loadMessageBundle();
const doubleQuotesEscapeRegExp = /[\\]+"/g;
const parentCompletionKind = CompletionItemKind.Class;
interface ParentCompletionItemOptions {
schema: JSONSchema;
indent?: string;
insertTexts?: string[];
}
interface CompletionItem extends CompletionItemBase {
parent?: ParentCompletionItemOptions;
}
interface CompletionsCollector {
add(suggestion: CompletionItem): void;
error(message: string): void;
log(message: string): void;
getNumberOfProposals(): number;
}
interface InsertText {
insertText: string;
insertIndex: number;
}
export class YamlCompletion {
private customTags: string[];
private completionEnabled = true;
private configuredIndentation: string | undefined;
private yamlVersion: YamlVersion;
private indentation: string;
private arrayPrefixIndentation = '';
private supportsMarkdown: boolean | undefined;
private disableDefaultProperties: boolean;
private parentSkeletonSelectedFirst: boolean;
constructor(
private schemaService: YAMLSchemaService,
private clientCapabilities: ClientCapabilities = {},
private yamlDocument: YamlDocuments,
private readonly telemetry: Telemetry
) {}
configure(languageSettings: LanguageSettings): void {
if (languageSettings) {
this.completionEnabled = languageSettings.completion;
}
this.customTags = languageSettings.customTags;
this.yamlVersion = languageSettings.yamlVersion;
this.configuredIndentation = languageSettings.indentation;
this.disableDefaultProperties = languageSettings.disableDefaultProperties;
this.parentSkeletonSelectedFirst = languageSettings.parentSkeletonSelectedFirst;
}
async doComplete(document: TextDocument, position: Position, isKubernetes = false, doComplete = true): Promise<CompletionList> {
const result = CompletionList.create([], false);
if (!this.completionEnabled) {
return result;
}
const doc = this.yamlDocument.getYamlDocument(document, { customTags: this.customTags, yamlVersion: this.yamlVersion }, true);
const textBuffer = new TextBuffer(document);
if (!this.configuredIndentation) {
const indent = guessIndentation(textBuffer, 2, true);
this.indentation = indent.insertSpaces ? ' '.repeat(indent.tabSize) : '\t';
} else {
this.indentation = this.configuredIndentation;
}
setKubernetesParserOption(doc.documents, isKubernetes);
const offset = document.offsetAt(position);
const text = document.getText();
if (text.charAt(offset - 1) === ':') {
return Promise.resolve(result);
}
let currentDoc = matchOffsetToDocument(offset, doc);
if (currentDoc === null) {
return Promise.resolve(result);
}
// as we modify AST for completion, we need to use copy of original document
currentDoc = currentDoc.clone();
let [node, foundByClosest] = currentDoc.getNodeFromPosition(offset, textBuffer, this.indentation.length);
const currentWord = this.getCurrentWord(document, offset);
let lineContent = textBuffer.getLineContent(position.line);
const lineAfterPosition = lineContent.substring(position.character);
const areOnlySpacesAfterPosition = /^[ ]+\n?$/.test(lineAfterPosition);
this.arrayPrefixIndentation = '';
let overwriteRange: Range = null;
if (areOnlySpacesAfterPosition) {
overwriteRange = Range.create(position, Position.create(position.line, lineContent.length));
const isOnlyWhitespace = lineContent.trim().length === 0;
const isOnlyDash = lineContent.match(/^\s*(-)\s*$/);
if (node && isScalar(node) && !isOnlyWhitespace && !isOnlyDash) {
// line contains part of a key with trailing spaces, adjust the overwrite range to include only the text
const matches = lineContent.match(/^([\s-]*)[^:]+[ \t]+\n?$/);
if (matches?.length) {
overwriteRange = Range.create(
Position.create(position.line, matches[1].length),
Position.create(position.line, lineContent.length)
);
}
}
} else if (node && isScalar(node) && node.value === 'null') {
const nodeStartPos = document.positionAt(node.range[0]);
nodeStartPos.character += 1;
const nodeEndPos = document.positionAt(node.range[2]);
nodeEndPos.character += 1;
overwriteRange = Range.create(nodeStartPos, nodeEndPos);
} else if (node && isScalar(node) && node.value) {
const start = document.positionAt(node.range[0]);
if (offset > 0 && start.character > 0 && text.charAt(offset - 1) === '-') {
start.character -= 1;
}
overwriteRange = Range.create(start, document.positionAt(node.range[1]));
} else if (node && isScalar(node) && node.value === null && currentWord === '-') {
overwriteRange = Range.create(position, position);
this.arrayPrefixIndentation = ' ';
} else {
let overwriteStart = document.offsetAt(position) - currentWord.length;
if (overwriteStart > 0 && text[overwriteStart - 1] === '"') {
overwriteStart--;
}
overwriteRange = Range.create(document.positionAt(overwriteStart), position);
}
const proposed: { [key: string]: CompletionItem } = {};
const existingProposeItem = '__';
const collector: CompletionsCollector = {
add: (completionItem: CompletionItem) => {
const addSuggestionForParent = function (completionItem: CompletionItem): void {
const existsInYaml = proposed[completionItem.label]?.label === existingProposeItem;
//don't put to parent suggestion if already in yaml
if (existsInYaml) {
return;
}
const schema = completionItem.parent.schema;
const schemaType = getSchemaTypeName(schema);
const schemaDescription = schema.markdownDescription || schema.description;
let parentCompletion: CompletionItem | undefined = result.items.find(
(item: CompletionItem) => item.parent?.schema === schema && item.kind === parentCompletionKind
);
if (parentCompletion && parentCompletion.parent.insertTexts.includes(completionItem.insertText)) {
// already exists in the parent
return;
} else if (!parentCompletion) {
// create a new parent
parentCompletion = {
...completionItem,
label: schemaType,
documentation: schemaDescription,
sortText: '_' + schemaType, // this parent completion goes first,
kind: parentCompletionKind,
};
parentCompletion.parent.insertTexts = [completionItem.insertText];
result.items.push(parentCompletion);
} else {
// add to the existing parent
parentCompletion.parent.insertTexts.push(completionItem.insertText);
}
};
const isForParentCompletion = !!completionItem.parent;
let label = completionItem.label;
if (!label) {
// we receive not valid CompletionItem as `label` is mandatory field, so just ignore it
console.warn(`Ignoring CompletionItem without label: ${JSON.stringify(completionItem)}`);
return;
}
if (!isString(label)) {
label = String(label);
}
label = label.replace(/[\n]/g, '↵');
if (label.length > 60) {
const shortendedLabel = label.substr(0, 57).trim() + '...';
if (!proposed[shortendedLabel]) {
label = shortendedLabel;
}
}
// trim $1 from end of completion
if (completionItem.insertText.endsWith('$1') && !isForParentCompletion) {
completionItem.insertText = completionItem.insertText.substr(0, completionItem.insertText.length - 2);
}
if (overwriteRange && overwriteRange.start.line === overwriteRange.end.line) {
completionItem.textEdit = TextEdit.replace(overwriteRange, completionItem.insertText);
}
completionItem.label = label;
if (isForParentCompletion) {
addSuggestionForParent(completionItem);
return;
}
if (this.arrayPrefixIndentation) {
this.updateCompletionText(completionItem, this.arrayPrefixIndentation + completionItem.insertText);
}
const existing = proposed[label];
const isInsertTextDifferent =
existing?.label !== existingProposeItem && existing?.insertText !== completionItem.insertText;
if (!existing) {
proposed[label] = completionItem;
result.items.push(completionItem);
} else if (isInsertTextDifferent) {
// try to merge simple insert values
const mergedText = this.mergeSimpleInsertTexts(label, existing.insertText, completionItem.insertText);
if (mergedText) {
this.updateCompletionText(existing, mergedText);
} else {
// add to result when it wasn't able to merge (even if the item is already there but with a different value)
proposed[label] = completionItem;
result.items.push(completionItem);
}
}
if (existing && !existing.documentation && completionItem.documentation) {
existing.documentation = completionItem.documentation;
}
},
error: (message: string) => {
this.telemetry.sendError('yaml.completion.error', { error: convertErrorToTelemetryMsg(message) });
},
log: (message: string) => {
console.log(message);
},
getNumberOfProposals: () => {
return result.items.length;
},
};
if (this.customTags.length > 0) {
this.getCustomTagValueCompletions(collector);
}
if (lineContent.endsWith('\n')) {
lineContent = lineContent.substr(0, lineContent.length - 1);
}
try {
const schema = await this.schemaService.getSchemaForResource(document.uri, currentDoc);
if (!schema || schema.errors.length) {
if (position.line === 0 && position.character === 0 && !isModeline(lineContent)) {
const inlineSchemaCompletion = {
kind: CompletionItemKind.Text,
label: 'Inline schema',
insertText: '# yaml-language-server: $schema=',
insertTextFormat: InsertTextFormat.PlainText,
};
result.items.push(inlineSchemaCompletion);
}
}
if (isModeline(lineContent) || isInComment(doc.tokens, offset)) {
const schemaIndex = lineContent.indexOf('$schema=');
if (schemaIndex !== -1 && schemaIndex + '$schema='.length <= position.character) {
this.schemaService.getAllSchemas().forEach((schema) => {
const schemaIdCompletion: CompletionItem = {
kind: CompletionItemKind.Constant,
label: schema.name ?? schema.uri,
detail: schema.description,
insertText: schema.uri,
insertTextFormat: InsertTextFormat.PlainText,
insertTextMode: InsertTextMode.asIs,
};
result.items.push(schemaIdCompletion);
});
}
return result;
}
if (!schema || schema.errors.length) {
return result;
}
let currentProperty: YamlNode = null;
if (!node) {
if (!currentDoc.internalDocument.contents || isScalar(currentDoc.internalDocument.contents)) {
const map = currentDoc.internalDocument.createNode({});
map.range = [offset, offset + 1, offset + 1];
currentDoc.internalDocument.contents = map;
// eslint-disable-next-line no-self-assign
currentDoc.internalDocument = currentDoc.internalDocument;
node = map;
} else {
node = currentDoc.findClosestNode(offset, textBuffer);
foundByClosest = true;
}
}
const originalNode = node;
if (node) {
if (lineContent.length === 0) {
node = currentDoc.internalDocument.contents as Node;
} else {
const parent = currentDoc.getParent(node);
if (parent) {
if (isScalar(node)) {
if (node.value) {
if (isPair(parent)) {
if (parent.value === node) {
if (lineContent.trim().length > 0 && lineContent.indexOf(':') < 0) {
const map = this.createTempObjNode(currentWord, node, currentDoc);
const parentParent = currentDoc.getParent(parent);
if (isSeq(currentDoc.internalDocument.contents)) {
const index = indexOf(currentDoc.internalDocument.contents, parent);
if (typeof index === 'number') {
currentDoc.internalDocument.set(index, map);
// eslint-disable-next-line no-self-assign
currentDoc.internalDocument = currentDoc.internalDocument;
}
} else if (parentParent && (isMap(parentParent) || isSeq(parentParent))) {
parentParent.set(parent.key, map);
// eslint-disable-next-line no-self-assign
currentDoc.internalDocument = currentDoc.internalDocument;
} else {
currentDoc.internalDocument.set(parent.key, map);
// eslint-disable-next-line no-self-assign
currentDoc.internalDocument = currentDoc.internalDocument;
}
currentProperty = (map as YAMLMap).items[0];
node = map;
} else if (lineContent.trim().length === 0) {
const parentParent = currentDoc.getParent(parent);
if (parentParent) {
node = parentParent;
}
}
} else if (parent.key === node) {
const parentParent = currentDoc.getParent(parent);
currentProperty = parent;
if (parentParent) {
node = parentParent;
}
}
} else if (isSeq(parent)) {
if (lineContent.trim().length > 0) {
const map = this.createTempObjNode(currentWord, node, currentDoc);
parent.delete(node);
parent.add(map);
// eslint-disable-next-line no-self-assign
currentDoc.internalDocument = currentDoc.internalDocument;
node = map;
} else {
node = parent;
}
}
} else if (node.value === null) {
if (isPair(parent)) {
if (parent.key === node) {
node = parent;
} else {
if (isNode(parent.key) && parent.key.range) {
const parentParent = currentDoc.getParent(parent);
if (foundByClosest && parentParent && isMap(parentParent) && isMapContainsEmptyPair(parentParent)) {
node = parentParent;
} else {
const parentPosition = document.positionAt(parent.key.range[0]);
//if cursor has bigger indentation that parent key, then we need to complete new empty object
if (position.character > parentPosition.character && position.line !== parentPosition.line) {
const map = this.createTempObjNode(currentWord, node, currentDoc);
if (parentParent && (isMap(parentParent) || isSeq(parentParent))) {
parentParent.set(parent.key, map);
// eslint-disable-next-line no-self-assign
currentDoc.internalDocument = currentDoc.internalDocument;
} else {
currentDoc.internalDocument.set(parent.key, map);
// eslint-disable-next-line no-self-assign
currentDoc.internalDocument = currentDoc.internalDocument;
}
currentProperty = (map as YAMLMap).items[0];
node = map;
} else if (parentPosition.character === position.character) {
if (parentParent) {
node = parentParent;
}
}
}
}
}
} else if (isSeq(parent)) {
if (lineContent.charAt(position.character - 1) !== '-') {
const map = this.createTempObjNode(currentWord, node, currentDoc);
parent.delete(node);
parent.add(map);
// eslint-disable-next-line no-self-assign
currentDoc.internalDocument = currentDoc.internalDocument;
node = map;
} else if (lineContent.charAt(position.character - 1) === '-') {
const map = this.createTempObjNode('', node, currentDoc);
parent.delete(node);
parent.add(map);
// eslint-disable-next-line no-self-assign
currentDoc.internalDocument = currentDoc.internalDocument;
node = map;
} else {
node = parent;
}
}
}
} else if (isMap(node)) {
if (!foundByClosest && lineContent.trim().length === 0 && isSeq(parent)) {
const nextLine = textBuffer.getLineContent(position.line + 1);
if (textBuffer.getLineCount() === position.line + 1 || nextLine.trim().length === 0) {
node = parent;
}
}
}
} else if (isScalar(node)) {
const map = this.createTempObjNode(currentWord, node, currentDoc);
currentDoc.internalDocument.contents = map;
// eslint-disable-next-line no-self-assign
currentDoc.internalDocument = currentDoc.internalDocument;
currentProperty = map.items[0];
node = map;
} else if (isMap(node)) {
for (const pair of node.items) {
if (isNode(pair.value) && pair.value.range && pair.value.range[0] === offset + 1) {
node = pair.value;
}
}
}
}
}
// completion for object keys
if (node && isMap(node)) {
// don't suggest properties that are already present
const properties = node.items;
for (const p of properties) {
if (!currentProperty || currentProperty !== p) {
if (isScalar(p.key)) {
proposed[p.key.value + ''] = CompletionItemBase.create(existingProposeItem);
}
}
}
this.addPropertyCompletions(
schema,
currentDoc,
node,
originalNode,
'',
collector,
textBuffer,
overwriteRange,
doComplete
);
if (!schema && currentWord.length > 0 && text.charAt(offset - currentWord.length - 1) !== '"') {
collector.add({
kind: CompletionItemKind.Property,
label: currentWord,
insertText: this.getInsertTextForProperty(currentWord, null, ''),
insertTextFormat: InsertTextFormat.Snippet,
});
}
}
// proposals for values
const types: { [type: string]: boolean } = {};
this.getValueCompletions(schema, currentDoc, node, offset, document, collector, types, doComplete);
} catch (err) {
this.telemetry.sendError('yaml.completion.error', { error: convertErrorToTelemetryMsg(err) });
}
this.finalizeParentCompletion(result);
return result;
}
updateCompletionText(completionItem: CompletionItem, text: string): void {
completionItem.insertText = text;
if (completionItem.textEdit) {
completionItem.textEdit.newText = text;
}
}
mergeSimpleInsertTexts(label: string, existingText: string, addingText: string): string | undefined {
const containsNewLineAfterColon = (value: string): boolean => {
return value.includes('\n');
};
if (containsNewLineAfterColon(existingText) || containsNewLineAfterColon(addingText)) {
return undefined;
}
const existingValues = this.getValuesFromInsertText(existingText);
const addingValues = this.getValuesFromInsertText(addingText);
const newValues = Array.prototype.concat(existingValues, addingValues);
if (!newValues.length) {
return undefined;
} else if (newValues.length === 1) {
return `${label}: \${1:${newValues[0]}}`;
} else {
return `${label}: \${1|${newValues.join(',')}|}`;
}
}
getValuesFromInsertText(insertText: string): string[] {
const value = insertText.substring(insertText.indexOf(':') + 1).trim();
if (!value) {
return [];
}
const valueMath = value.match(/^\${1[|:]([^|]*)+\|?}$/); // ${1|one,two,three|} or ${1:one}
if (valueMath) {
return valueMath[1].split(',');
}
return [value];
}
private finalizeParentCompletion(result: CompletionList): void {
const reindexText = (insertTexts: string[]): string[] => {
//modify added props to have unique $x
let max$index = 0;
return insertTexts.map((text) => {
const match = text.match(/\$([0-9]+)|\${[0-9]+:/g);
if (!match) {
return text;
}
const max$indexLocal = match
.map((m) => +m.replace(/\${([0-9]+)[:|]/g, '$1').replace('$', '')) // get numbers form $1 or ${1:...}
.reduce((p, n) => (n > p ? n : p), 0); // find the max one
const reindexedStr = text
.replace(/\$([0-9]+)/g, (s, args) => '$' + (+args + max$index)) // increment each by max$index
.replace(/\${([0-9]+)[:|]/g, (s, args) => '${' + (+args + max$index) + ':'); // increment each by max$index
max$index += max$indexLocal;
return reindexedStr;
});
};
result.items.forEach((completionItem) => {
if (isParentCompletionItem(completionItem)) {
const indent = completionItem.parent.indent || '';
const reindexedTexts = reindexText(completionItem.parent.insertTexts);
// add indent to each object property and join completion item texts
let insertText = reindexedTexts.join(`\n${indent}`);
// trim $1 from end of completion
if (insertText.endsWith('$1')) {
insertText = insertText.substring(0, insertText.length - 2);
}
completionItem.insertText = this.arrayPrefixIndentation + insertText;
if (completionItem.textEdit) {
completionItem.textEdit.newText = completionItem.insertText;
}
// remove $x or use {$x:value} in documentation
const mdText = insertText.replace(/\${[0-9]+[:|](.*)}/g, (s, arg) => arg).replace(/\$([0-9]+)/g, '');
const originalDocumentation = completionItem.documentation ? [completionItem.documentation, '', '----', ''] : [];
completionItem.documentation = {
kind: MarkupKind.Markdown,
value: [...originalDocumentation, '```yaml', indent + mdText, '```'].join('\n'),
};
delete completionItem.parent;
}
});
}
private createTempObjNode(currentWord: string, node: Node, currentDoc: SingleYAMLDocument): YAMLMap {
const obj = {};
obj[currentWord] = null;
const map: YAMLMap = currentDoc.internalDocument.createNode(obj) as YAMLMap;
map.range = node.range;
(map.items[0].key as Node).range = node.range;
(map.items[0].value as Node).range = node.range;
return map;
}
private addPropertyCompletions(
schema: ResolvedSchema,
doc: SingleYAMLDocument,
node: YAMLMap,
originalNode: YamlNode,
separatorAfter: string,
collector: CompletionsCollector,
textBuffer: TextBuffer,
overwriteRange: Range,
doComplete: boolean
): void {
const matchingSchemas = doc.getMatchingSchemas(schema.schema, -1, null, doComplete);
const existingKey = textBuffer.getText(overwriteRange);
const lineContent = textBuffer.getLineContent(overwriteRange.start.line);
const hasOnlyWhitespace = lineContent.trim().length === 0;
const hasColon = lineContent.indexOf(':') !== -1;
const isInArray = lineContent.trimLeft().indexOf('-') === 0;
const nodeParent = doc.getParent(node);
const matchOriginal = matchingSchemas.find((it) => it.node.internalNode === originalNode && it.schema.properties);
for (const schema of matchingSchemas) {
if (
((schema.node.internalNode === node && !matchOriginal) || (schema.node.internalNode === originalNode && !hasColon)) &&
!schema.inverted
) {
this.collectDefaultSnippets(schema.schema, separatorAfter, collector, {
newLineFirst: false,
indentFirstObject: false,
shouldIndentWithTab: isInArray,
});
const schemaProperties = schema.schema.properties;
if (schemaProperties) {
const maxProperties = schema.schema.maxProperties;
if (
maxProperties === undefined ||
node.items === undefined ||
node.items.length < maxProperties ||
(node.items.length === maxProperties && !hasOnlyWhitespace)
) {
for (const key in schemaProperties) {
if (Object.prototype.hasOwnProperty.call(schemaProperties, key)) {
const propertySchema = schemaProperties[key];
if (typeof propertySchema === 'object' && !propertySchema.deprecationMessage && !propertySchema['doNotSuggest']) {
let identCompensation = '';
if (nodeParent && isSeq(nodeParent) && node.items.length <= 1 && !hasOnlyWhitespace) {
// because there is a slash '-' to prevent the properties generated to have the correct
// indent
const sourceText = textBuffer.getText();
const indexOfSlash = sourceText.lastIndexOf('-', node.range[0] - 1);
if (indexOfSlash >= 0) {
// add one space to compensate the '-'
const overwriteChars = overwriteRange.end.character - overwriteRange.start.character;
identCompensation = ' ' + sourceText.slice(indexOfSlash + 1, node.range[1] - overwriteChars);
}
}
identCompensation += this.arrayPrefixIndentation;
// if check that current node has last pair with "null" value and key witch match key from schema,
// and if schema has array definition it add completion item for array item creation
let pair: Pair;
if (
propertySchema.type === 'array' &&
(pair = node.items.find(
(it) =>
isScalar(it.key) &&
it.key.range &&
it.key.value === key &&
isScalar(it.value) &&
!it.value.value &&
textBuffer.getPosition(it.key.range[2]).line === overwriteRange.end.line - 1
)) &&
pair
) {
if (Array.isArray(propertySchema.items)) {
this.addSchemaValueCompletions(propertySchema.items[0], separatorAfter, collector, {});
} else if (typeof propertySchema.items === 'object' && propertySchema.items.type === 'object') {
const insertText = `- ${this.getInsertTextForObject(
propertySchema.items,
separatorAfter,
' '
).insertText.trimLeft()}`;
const documentation = this.getDocumentationWithMarkdownText(
`Create an item of an array${propertySchema.description ? ' (' + propertySchema.description + ')' : ''}`,
insertText
);
collector.add({
kind: this.getSuggestionKind(propertySchema.items.type),
label: '- (array item)',
documentation,
insertText,
insertTextFormat: InsertTextFormat.Snippet,
});
}
}
let insertText = key;
if (!key.startsWith(existingKey) || !hasColon) {
insertText = this.getInsertTextForProperty(
key,
propertySchema,
separatorAfter,
identCompensation + this.indentation
);
}
const isNodeNull =
(isScalar(originalNode) && originalNode.value === null) ||
(isMap(originalNode) && originalNode.items.length === 0);
const existsParentCompletion = schema.schema.required?.length > 0;
if (!this.parentSkeletonSelectedFirst || !isNodeNull || !existsParentCompletion) {
collector.add({
kind: CompletionItemKind.Property,
label: key,
insertText,
insertTextFormat: InsertTextFormat.Snippet,
documentation: this.fromMarkup(propertySchema.markdownDescription) || propertySchema.description || '',
});
}
// if the prop is required add it also to parent suggestion
if (schema.schema.required?.includes(key)) {
collector.add({
label: key,
insertText: this.getInsertTextForProperty(
key,
propertySchema,
separatorAfter,
identCompensation + this.indentation
),
insertTextFormat: InsertTextFormat.Snippet,
documentation: this.fromMarkup(propertySchema.markdownDescription) || propertySchema.description || '',
parent: {
schema: schema.schema,
indent: identCompensation,
},
});
}
}
}
}
}
}
// Error fix
// If this is a array of string/boolean/number
// test:
// - item1
// it will treated as a property key since `:` has been appended
if (nodeParent && isSeq(nodeParent) && schema.schema.type !== 'object') {
this.addSchemaValueCompletions(schema.schema, separatorAfter, collector, {}, Array.isArray(nodeParent.items));
}
if (schema.schema.propertyNames && schema.schema.additionalProperties && schema.schema.type === 'object') {
const propertyNameSchema = asSchema(schema.schema.propertyNames);
const label = propertyNameSchema.title || 'property';
collector.add({
kind: CompletionItemKind.Property,
label,
insertText: '$' + `{1:${label}}: `,
insertTextFormat: InsertTextFormat.Snippet,
documentation: this.fromMarkup(propertyNameSchema.markdownDescription) || propertyNameSchema.description || '',
});
}
}
if (nodeParent && schema.node.internalNode === nodeParent && schema.schema.defaultSnippets) {
// For some reason the first item in the array needs to be treated differently, otherwise
// the indentation will not be correct
if (node.items.length === 1) {
this.collectDefaultSnippets(
schema.schema,
separatorAfter,
collector,
{
newLineFirst: false,
indentFirstObject: false,
shouldIndentWithTab: true,
},
1
);
} else {
this.collectDefaultSnippets(
schema.schema,
separatorAfter,
collector,
{
newLineFirst: false,
indentFirstObject: true,
shouldIndentWithTab: false,
},
1
);
}
}
}
}
private getValueCompletions(
schema: ResolvedSchema,
doc: SingleYAMLDocument,
node: YamlNode,
offset: number,
document: TextDocument,
collector: CompletionsCollector,
types: { [type: string]: boolean },
doComplete: boolean
): void {
let parentKey: string = null;
if (node && isScalar(node)) {
node = doc.getParent(node);
}
if (!node) {
this.addSchemaValueCompletions(schema.schema, '', collector, types);
return;
}
if (isPair(node)) {
const valueNode: Node = node.value as Node;
if (valueNode && valueNode.range && offset > valueNode.range[0] + valueNode.range[2]) {
return; // we are past the value node
}
parentKey = isScalar(node.key) ? node.key.value + '' : null;
node = doc.getParent(node);
}
if (node && (parentKey !== null || isSeq(node))) {
const separatorAfter = '';
const matchingSchemas = doc.getMatchingSchemas(schema.schema, -1, null, doComplete);
for (const s of matchingSchemas) {
if (s.node.internalNode === node && !s.inverted && s.schema) {
if (s.schema.items) {
this.collectDefaultSnippets(s.schema, separatorAfter, collector, {
newLineFirst: false,
indentFirstObject: false,
shouldIndentWithTab: false,
});
if (isSeq(node) && node.items) {
if (Array.isArray(s.schema.items)) {
const index = this.findItemAtOffset(node, document, offset);
if (index < s.schema.items.length) {
this.addSchemaValueCompletions(s.schema.items[index], separatorAfter, collector, types);
}
} else if (typeof s.schema.items === 'object' && s.schema.items.type === 'object') {
const insertText = `- ${this.getInsertTextForObject(s.schema.items, separatorAfter, ' ').insertText.trimLeft()}`;
const documentation = this.getDocumentationWithMarkdownText(
`Create an item of an array${s.schema.description ? ' (' + s.schema.description + ')' : ''}`,
insertText
);
collector.add({
kind: this.getSuggestionKind(s.schema.items.type),
label: '- (array item)',
documentation,
insertText,
insertTextFormat: InsertTextFormat.Snippet,
});
this.addSchemaValueCompletions(s.schema.items, separatorAfter, collector, types);
} else if (typeof s.schema.items === 'object' && s.schema.items.anyOf) {
s.schema.items.anyOf
.filter((i) => typeof i === 'object')
.forEach((i: JSONSchema, index) => {
const schemaType = getSchemaTypeName(i);
const insertText = `- ${this.getInsertTextForObject(i, separatorAfter).insertText.trimLeft()}`;
//append insertText to documentation
const schemaTypeTitle = schemaType ? ' type `' + schemaType + '`' : '';
const schemaDescription = s.schema.description ? ' (' + s.schema.description + ')' : '';
const documentation = this.getDocumentationWithMarkdownText(
`Create an item of an array${schemaTypeTitle}${schemaDescription}`,
insertText
);
collector.add({
kind: this.getSuggestionKind(i.type),
label: '- (array item) ' + (schemaType || index + 1),
documentation: documentation,
insertText: insertText,
insertTextFormat: InsertTextFormat.Snippet,
});
});
this.addSchemaValueCompletions(s.schema.items, separatorAfter, collector, types);
} else {
this.addSchemaValueCompletions(s.schema.items, separatorAfter, collector, types);
}
}
}
if (s.schema.properties) {
const propertySchema = s.schema.properties[parentKey];
if (propertySchema) {
this.addSchemaValueCompletions(propertySchema, separatorAfter, collector, types);
}
} else if (s.schema.additionalProperties) {
this.addSchemaValueCompletions(s.schema.additionalProperties, separatorAfter, collector, types);
}
}
}
if (types['boolean']) {
this.addBooleanValueCompletion(true, separatorAfter, collector);
this.addBooleanValueCompletion(false, separatorAfter, collector);
}
if (types['null']) {
this.addNullValueCompletion(separatorAfter, collector);
}
}
}
private getInsertTextForProperty(
key: string,
propertySchema: JSONSchema,
separatorAfter: string,
indent = this.indentation
): string {
const propertyText = this.getInsertTextForValue(key, '', 'string');
const resultText = propertyText + ':';
let value: string;
let nValueProposals = 0;
if (propertySchema) {
let type = Array.isArray(propertySchema.type) ? propertySchema.type[0] : propertySchema.type;
if (!type) {
if (propertySchema.properties) {
type = 'object';
} else if (propertySchema.items) {
type = 'array';
} else if (propertySchema.anyOf) {
type = 'anyOf';
}
}
if (Array.isArray(propertySchema.defaultSnippets)) {
if (propertySchema.defaultSnippets.length === 1) {
const body = propertySchema.defaultSnippets[0].body;
if (isDefined(body)) {
value = this.getInsertTextForSnippetValue(
body,
'',
{
newLineFirst: true,
indentFirstObject: false,
shouldIndentWithTab: false,
},
1
);
// add space before default snippet value
if (!value.startsWith(' ') && !value.startsWith('\n')) {
value = ' ' + value;
}
}
}
nValueProposals += propertySchema.defaultSnippets.length;
}
if (propertySchema.enum) {
if (!value && propertySchema.enum.length === 1) {
value = ' ' + this.getInsertTextForGuessedValue(propertySchema.enum[0], '', type);
}
nValueProposals += propertySchema.enum.length;
}
if (propertySchema.const) {
if (!value) {
value = this.getInsertTextForGuessedValue(propertySchema.const, '', type);
value = evaluateTab1Symbol(value); // prevent const being selected after snippet insert
value = ' ' + value;
}
nValueProposals++;
}
if (isDefined(propertySchema.default)) {
if (!value) {
value = ' ' + this.getInsertTextForGuessedValue(propertySchema.default, '', type);
}
nValueProposals++;
}
if (Array.isArray(propertySchema.examples) && propertySchema.examples.length) {
if (!value) {
value = ' ' + this.getInsertTextForGuessedValue(propertySchema.examples[0], '', type);