angular-docs-cn/docs/dgeni-package/services/getJSDocComment.js

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var LEADING_STAR = /^[^\S\r\n]*\*[^\S\n\r]?/gm;
/**
* Extact comment info from a comment object
* @param {Object} comment object to process
* @return { {startingLine, endingLine, content, codeTree}= } a comment info object
* or undefined if the comment is not a jsdoc style comment
*/
module.exports = function getJSDocComment() {
return function(comment) {
var commentInfo;
// we need to check for `/**` at the start of the comment to find all the jsdoc style comments
comment.range.toString().replace(/^\/\*\*([\w\W]*)\*\/$/g, function(match, commentBody) {
commentBody = commentBody.replace(LEADING_STAR, '').trim();
commentInfo = {
startingLine: comment.range.start.line,
endingLine: comment.range.end.line,
content: commentBody,
codeTree: comment.treeAfter
};
});
return commentInfo;
};
};