Files
openlayers/config/jsdoc/plugins/inline-options.cjs
2021-06-17 18:54:29 +02:00

103 lines
2.7 KiB
JavaScript

/* eslint-disable import/no-commonjs */
/**
* @fileoverview
* Inlines option params from typedefs
*/
const properties = {};
/**
* This parses the comment for `@template` annotations and returns an object with name / type pairs for all template
* values
* @param {string} comment a jsdoc comment to parse
* @return {Object<string, string>} results
*/
function parseCommentForTemplates(comment) {
let remainingText = comment;
const results = {};
while (true) {
const templateMatch = remainingText.match(/\* @template\s*([\s\S]*)/);
if (!templateMatch) {
return results;
}
remainingText = templateMatch[1];
if (remainingText[0] !== '{') {
continue;
}
let index = 1;
let openParenthesis = 1;
while (openParenthesis > 0) {
if (remainingText[index] === '{') {
openParenthesis++;
} else if (remainingText[index] === '}') {
openParenthesis--;
}
index++;
}
const type = remainingText.slice(1, index - 1);
remainingText = remainingText.slice(index);
const name = remainingText.match(/\s*(\S*)/)[1];
results[name] = type;
}
}
exports.handlers = {
/**
* Collects all typedefs, keyed by longname
* @param {Object} e Event object.
*/
newDoclet: function (e) {
if (e.doclet.kind == 'typedef' && e.doclet.properties) {
properties[e.doclet.longname] = e.doclet.properties;
}
},
/**
* Adds `options.*` params for options that match the longname of one of the
* collected typedefs.
* @param {Object} e Event object.
*/
parseComplete: function (e) {
const doclets = e.doclets;
for (let i = 0, ii = doclets.length; i < ii; ++i) {
const doclet = doclets[i];
if (doclet.params) {
const params = doclet.params;
for (let j = 0, jj = params.length; j < jj; ++j) {
const param = params[j];
if (param.type && param.type.names) {
let type = param.type.names[0];
const genericMatches = type.match(/(^.*?)\.?<.*>/);
if (genericMatches) {
type = genericMatches[1];
}
if (type in properties) {
const templateInfo = parseCommentForTemplates(doclet.comment);
params.push.apply(
params,
properties[type].map((p) => {
const property = Object.assign({}, p);
property.name = `${param.name}.${property.name}`;
if (property.type.names[0] in templateInfo) {
property.type.names[0] =
templateInfo[property.type.names[0]];
}
return property;
})
);
}
}
}
}
}
},
};