135 lines
3.0 KiB
JavaScript
135 lines
3.0 KiB
JavaScript
"use strict";
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function flattenDoc(doc) {
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if (doc.type === "concat") {
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const res = [];
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for (let i = 0; i < doc.parts.length; ++i) {
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const doc2 = doc.parts[i];
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if (typeof doc2 !== "string" && doc2.type === "concat") {
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[].push.apply(res, flattenDoc(doc2).parts);
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} else {
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const flattened = flattenDoc(doc2);
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if (flattened !== "") {
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res.push(flattened);
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}
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}
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}
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return Object.assign({}, doc, { parts: res });
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} else if (doc.type === "if-break") {
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return Object.assign({}, doc, {
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breakContents:
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doc.breakContents != null ? flattenDoc(doc.breakContents) : null,
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flatContents:
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doc.flatContents != null ? flattenDoc(doc.flatContents) : null
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});
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} else if (doc.type === "group") {
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return Object.assign({}, doc, {
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contents: flattenDoc(doc.contents),
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expandedStates: doc.expandedStates
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? doc.expandedStates.map(flattenDoc)
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: doc.expandedStates
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});
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} else if (doc.contents) {
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return Object.assign({}, doc, { contents: flattenDoc(doc.contents) });
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}
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return doc;
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}
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function printDoc(doc) {
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if (typeof doc === "string") {
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return JSON.stringify(doc);
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}
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if (doc.type === "line") {
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if (doc.literal) {
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return "literalline";
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}
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if (doc.hard) {
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return "hardline";
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}
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if (doc.soft) {
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return "softline";
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}
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return "line";
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}
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if (doc.type === "break-parent") {
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return "breakParent";
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}
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if (doc.type === "trim") {
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return "trim";
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}
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if (doc.type === "concat") {
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return "[" + doc.parts.map(printDoc).join(", ") + "]";
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}
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if (doc.type === "indent") {
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return "indent(" + printDoc(doc.contents) + ")";
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}
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if (doc.type === "align") {
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return doc.n === -Infinity
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? "dedentToRoot(" + printDoc(doc.contents) + ")"
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: doc.n < 0
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? "dedent(" + printDoc(doc.contents) + ")"
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: doc.n.type === "root"
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? "markAsRoot(" + printDoc(doc.contents) + ")"
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: "align(" +
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JSON.stringify(doc.n) +
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", " +
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printDoc(doc.contents) +
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")";
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}
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if (doc.type === "if-break") {
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return (
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"ifBreak(" +
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printDoc(doc.breakContents) +
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(doc.flatContents ? ", " + printDoc(doc.flatContents) : "") +
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")"
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);
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}
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if (doc.type === "group") {
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if (doc.expandedStates) {
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return (
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"conditionalGroup(" +
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"[" +
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doc.expandedStates.map(printDoc).join(",") +
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"])"
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);
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}
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return (
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(doc.break ? "wrappedGroup" : "group") +
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"(" +
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printDoc(doc.contents) +
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")"
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);
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}
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if (doc.type === "fill") {
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return "fill" + "(" + doc.parts.map(printDoc).join(", ") + ")";
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}
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if (doc.type === "line-suffix") {
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return "lineSuffix(" + printDoc(doc.contents) + ")";
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}
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if (doc.type === "line-suffix-boundary") {
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return "lineSuffixBoundary";
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}
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throw new Error("Unknown doc type " + doc.type);
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}
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module.exports = {
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printDocToDebug: function(doc) {
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return printDoc(flattenDoc(doc));
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}
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};
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