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import type { JSDoc, JSDocTag, JSDocableNode } from 'ts-morph';
import { JSDocParameterTag, JSDocTemplateTag } from 'ts-morph';
import {
allRequired,
exactlyOne,
optionalOne,
required,
} from '../utils/value-checks';
export type JSDocableLikeNode = Pick<JSDocableNode, 'getJsDocs'>;
export function getJsDocs(node: JSDocableLikeNode): JSDoc {
return exactlyOne(
node.getJsDocs(),
'jsdocs',
'Please ensure that each method signature has JSDocs, and that all properties of option/object parameters are documented with both @param tags and inline JSDocs.'
);
}
export function getDeprecated(jsdocs: JSDoc): string | undefined {
return getOptionalTagFromJSDoc(jsdocs, 'deprecated');
}
export function getDescription(jsdocs: JSDoc | JSDocTag): string {
return required(jsdocs.getCommentText(), 'jsdocs description');
}
export function getSince(jsdocs: JSDoc): string {
return getExactlyOneTagFromJSDoc(jsdocs, 'since');
}
export function getTypeParameterTags(jsdocs: JSDoc): Record<string, JSDocTag> {
return Object.fromEntries(
jsdocs
.getTags()
.filter((tag) => tag.getTagName() === 'template')
.filter((tag) => tag instanceof JSDocTemplateTag)
.map((tag) => [tag.getTypeParameters()[0].getName(), tag] as const)
);
}
export function getParameterTags(jsdocs: JSDoc): Record<string, JSDocTag> {
return Object.fromEntries(
jsdocs
.getTags()
.filter((tag) => tag.getTagName() === 'param')
.filter((tag) => tag instanceof JSDocParameterTag)
.map((tag) => [tag.getName(), tag] as const)
);
}
export function getDefault(jsdocs: JSDoc): string | undefined {
return getOptionalTagFromJSDoc(jsdocs, `default`);
}
export function getThrows(jsdocs: JSDoc): string[] {
return getTagsFromJSDoc(jsdocs, 'throws');
}
export function getExamples(jsdocs: JSDoc): string[] {
return getTagsFromJSDoc(jsdocs, 'example');
}
export function getSeeAlsos(jsdocs: JSDoc): string[] {
return getTagsFromJSDoc(jsdocs, 'see', true);
}
function getOptionalTagFromJSDoc(
jsdocs: JSDoc,
type: string
): string | undefined {
return optionalOne(getTagsFromJSDoc(jsdocs, type), `@${type}`);
}
function getExactlyOneTagFromJSDoc(jsdocs: JSDoc, type: string): string {
return exactlyOne(getTagsFromJSDoc(jsdocs, type), `@${type}`);
}
function getTagsFromJSDoc(
jsdocs: JSDoc,
type: string,
full: boolean = false
): string[] {
return allRequired(
jsdocs
.getTags()
.filter((tag) => tag.getTagName() === type)
.map((tag) =>
full ? tag.getStructure().text?.toString() : tag.getCommentText()
),
`@${type}`
);
}
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