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export interface IPongResult {
pong: string;
}
export function isPongResult(result: unknown): result is IPongResult {
const pongResult = result as IPongResult;
return typeof pongResult === 'object'
&& typeof pongResult.pong === 'string';
}
export interface IDocumentStateResult {
stateId: string;
}
export function isDocumentStateResult(result: unknown): result is IDocumentStateResult {
const documentStateResult = result as IDocumentStateResult;
return typeof documentStateResult === 'object'
&& typeof documentStateResult.stateId === 'string';
}
export const VALID_CONFLICTS = ['invalidStateId', 'canceled'] as const;
export type Conflict = typeof VALID_CONFLICTS[number];
export function isConflict(value: unknown): value is Conflict {
return typeof value === 'string' && VALID_CONFLICTS.includes(value as Conflict);
}
export interface IServiceConflictResult {
conflict: Conflict;
}
export function isServiceConflictResult(result: unknown): result is IServiceConflictResult {
const serviceConflictResult = result as IServiceConflictResult;
return typeof serviceConflictResult === 'object'
&& isConflict(serviceConflictResult.conflict);
}
export function isInvalidStateIdConflictResult(result: unknown): boolean {
return isServiceConflictResult(result) && result.conflict === 'invalidStateId';
}
export const VALID_SEVERITIES = ['error', 'warning', 'info', 'ignore'] as const;
export type Severity = typeof VALID_SEVERITIES[number];
export function isSeverity(value: unknown): value is Severity {
return typeof value === 'string' && VALID_SEVERITIES.includes(value as Severity);
}
export interface IIssue {
description: string;
severity: Severity;
line: number;
column: number;
offset: number;
length: number;
}
export function isIssue(value: unknown): value is IIssue {
const issue = value as IIssue;
return typeof issue === 'object'
&& typeof issue.description === 'string'
&& isSeverity(issue.severity)
&& typeof issue.line === 'number'
&& typeof issue.column === 'number'
&& typeof issue.offset === 'number'
&& typeof issue.length === 'number';
}
export interface IValidationResult {
issues: IIssue[];
}
function isArrayOfType<T>(value: unknown, check: (entry: unknown) => entry is T): value is T[] {
return Array.isArray(value) && (value as T[]).every(check);
}
export function isValidationResult(result: unknown): result is IValidationResult {
const validationResult = result as IValidationResult;
return typeof validationResult === 'object'
&& isArrayOfType(validationResult.issues, isIssue);
}
export interface IReplaceRegion {
offset: number;
length: number;
text: string;
}
export function isReplaceRegion(value: unknown): value is IReplaceRegion {
const replaceRegion = value as IReplaceRegion;
return typeof replaceRegion === 'object'
&& typeof replaceRegion.offset === 'number'
&& typeof replaceRegion.length === 'number'
&& typeof replaceRegion.text === 'string';
}
export interface ITextRegion {
offset: number;
length: number;
}
export function isTextRegion(value: unknown): value is ITextRegion {
const textRegion = value as ITextRegion;
return typeof textRegion === 'object'
&& typeof textRegion.offset === 'number'
&& typeof textRegion.length === 'number';
}
export const VALID_XTEXT_CONTENT_ASSIST_ENTRY_KINDS = [
'TEXT',
'METHOD',
'FUNCTION',
'CONSTRUCTOR',
'FIELD',
'VARIABLE',
'CLASS',
'INTERFACE',
'MODULE',
'PROPERTY',
'UNIT',
'VALUE',
'ENUM',
'KEYWORD',
'SNIPPET',
'COLOR',
'FILE',
'REFERENCE',
'UNKNOWN',
] as const;
export type XtextContentAssistEntryKind = typeof VALID_XTEXT_CONTENT_ASSIST_ENTRY_KINDS[number];
export function isXtextContentAssistEntryKind(
value: unknown,
): value is XtextContentAssistEntryKind {
return typeof value === 'string'
&& VALID_XTEXT_CONTENT_ASSIST_ENTRY_KINDS.includes(value as XtextContentAssistEntryKind);
}
export interface IContentAssistEntry {
prefix: string;
proposal: string;
label?: string;
description?: string;
documentation?: string;
escapePosition?: number;
textReplacements: IReplaceRegion[];
editPositions: ITextRegion[];
kind: XtextContentAssistEntryKind | string;
}
function isStringOrUndefined(value: unknown): value is string | undefined {
return typeof value === 'string' || typeof value === 'undefined';
}
function isNumberOrUndefined(value: unknown): value is number | undefined {
return typeof value === 'number' || typeof value === 'undefined';
}
export function isContentAssistEntry(value: unknown): value is IContentAssistEntry {
const entry = value as IContentAssistEntry;
return typeof entry === 'object'
&& typeof entry.prefix === 'string'
&& typeof entry.proposal === 'string'
&& isStringOrUndefined(entry.label)
&& isStringOrUndefined(entry.description)
&& isStringOrUndefined(entry.documentation)
&& isNumberOrUndefined(entry.escapePosition)
&& isArrayOfType(entry.textReplacements, isReplaceRegion)
&& isArrayOfType(entry.editPositions, isTextRegion)
&& typeof entry.kind === 'string';
}
export interface IContentAssistResult extends IDocumentStateResult {
entries: IContentAssistEntry[];
}
export function isContentAssistResult(result: unknown): result is IContentAssistResult {
const contentAssistResult = result as IContentAssistResult;
return isDocumentStateResult(result)
&& isArrayOfType(contentAssistResult.entries, isContentAssistEntry);
}
export interface IHighlightingRegion {
offset: number;
length: number;
styleClasses: string[];
}
export function isHighlightingRegion(value: unknown): value is IHighlightingRegion {
const region = value as IHighlightingRegion;
return typeof region === 'object'
&& typeof region.offset === 'number'
&& typeof region.length === 'number'
&& isArrayOfType(region.styleClasses, (s): s is string => typeof s === 'string');
}
export interface IHighlightingResult {
regions: IHighlightingRegion[];
}
export function isHighlightingResult(result: unknown): result is IHighlightingResult {
const highlightingResult = result as IHighlightingResult;
return typeof highlightingResult === 'object'
&& isArrayOfType(highlightingResult.regions, isHighlightingRegion);
}
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