53 lines
1.1 KiB
JavaScript
53 lines
1.1 KiB
JavaScript
// This file contains methods responsible for dealing with comments.
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/**
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* Share comments amongst siblings.
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*/
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export function shareCommentsWithSiblings() {
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// NOTE: this assumes numbered keys
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if (typeof this.key === "string") return;
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const node = this.node;
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if (!node) return;
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const trailing = node.trailingComments;
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const leading = node.leadingComments;
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if (!trailing && !leading) return;
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let prev = this.getSibling(this.key - 1);
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let next = this.getSibling(this.key + 1);
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if (!prev.node) prev = next;
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if (!next.node) next = prev;
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prev.addComments("trailing", leading);
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next.addComments("leading", trailing);
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}
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export function addComment(type, content, line?) {
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this.addComments(type, [{
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type: line ? "CommentLine" : "CommentBlock",
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value: content
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}]);
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}
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/**
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* Give node `comments` of the specified `type`.
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*/
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export function addComments(type: string, comments: Array) {
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if (!comments) return;
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const node = this.node;
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if (!node) return;
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const key = `${type}Comments`;
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if (node[key]) {
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node[key] = node[key].concat(comments);
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} else {
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node[key] = comments;
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}
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}
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