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48 lines
1.2 KiB
48 lines
1.2 KiB
4 years ago
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const ts = require("typescript");
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const util_1 = require("./util");
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function convertAst(sourceFile) {
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const wrapped = {
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node: sourceFile,
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parent: undefined,
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kind: ts.SyntaxKind.SourceFile,
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children: [],
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next: undefined,
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skip: undefined,
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};
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const flat = [];
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let current = wrapped;
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let previous = current;
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ts.forEachChild(sourceFile, function wrap(node) {
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flat.push(node);
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const parent = current;
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previous.next = current = {
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node,
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parent,
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kind: node.kind,
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children: [],
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next: undefined,
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skip: undefined,
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};
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if (previous !== parent)
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setSkip(previous, current);
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previous = current;
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parent.children.push(current);
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if (util_1.isNodeKind(node.kind))
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ts.forEachChild(node, wrap);
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current = parent;
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});
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return {
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wrapped,
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flat,
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};
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}
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exports.convertAst = convertAst;
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function setSkip(node, skip) {
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do {
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node.skip = skip;
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node = node.parent;
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} while (node !== skip.parent);
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}
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