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- "use strict";
-
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.default = void 0;
-
- var _isInteger = _interopRequireDefault(require("lodash/isInteger"));
-
- var _repeat = _interopRequireDefault(require("lodash/repeat"));
-
- var _buffer = _interopRequireDefault(require("./buffer"));
-
- var n = _interopRequireWildcard(require("./node"));
-
- var t = _interopRequireWildcard(require("@babel/types"));
-
- var generatorFunctions = _interopRequireWildcard(require("./generators"));
-
- function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
-
- function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
-
- function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
- const SCIENTIFIC_NOTATION = /e/i;
- const ZERO_DECIMAL_INTEGER = /\.0+$/;
- const NON_DECIMAL_LITERAL = /^0[box]/;
-
- class Printer {
- constructor(format, map) {
- this.inForStatementInitCounter = 0;
- this._printStack = [];
- this._indent = 0;
- this._insideAux = false;
- this._printedCommentStarts = {};
- this._parenPushNewlineState = null;
- this._noLineTerminator = false;
- this._printAuxAfterOnNextUserNode = false;
- this._printedComments = new WeakSet();
- this._endsWithInteger = false;
- this._endsWithWord = false;
- this.format = format || {};
- this._buf = new _buffer.default(map);
- }
-
- generate(ast) {
- this.print(ast);
-
- this._maybeAddAuxComment();
-
- return this._buf.get();
- }
-
- indent() {
- if (this.format.compact || this.format.concise) return;
- this._indent++;
- }
-
- dedent() {
- if (this.format.compact || this.format.concise) return;
- this._indent--;
- }
-
- semicolon(force = false) {
- this._maybeAddAuxComment();
-
- this._append(";", !force);
- }
-
- rightBrace() {
- if (this.format.minified) {
- this._buf.removeLastSemicolon();
- }
-
- this.token("}");
- }
-
- space(force = false) {
- if (this.format.compact) return;
-
- if (this._buf.hasContent() && !this.endsWith(" ") && !this.endsWith("\n") || force) {
- this._space();
- }
- }
-
- word(str) {
- if (this._endsWithWord || this.endsWith("/") && str.indexOf("/") === 0) {
- this._space();
- }
-
- this._maybeAddAuxComment();
-
- this._append(str);
-
- this._endsWithWord = true;
- }
-
- number(str) {
- this.word(str);
- this._endsWithInteger = (0, _isInteger.default)(+str) && !NON_DECIMAL_LITERAL.test(str) && !SCIENTIFIC_NOTATION.test(str) && !ZERO_DECIMAL_INTEGER.test(str) && str[str.length - 1] !== ".";
- }
-
- token(str) {
- if (str === "--" && this.endsWith("!") || str[0] === "+" && this.endsWith("+") || str[0] === "-" && this.endsWith("-") || str[0] === "." && this._endsWithInteger) {
- this._space();
- }
-
- this._maybeAddAuxComment();
-
- this._append(str);
- }
-
- newline(i) {
- if (this.format.retainLines || this.format.compact) return;
-
- if (this.format.concise) {
- this.space();
- return;
- }
-
- if (this.endsWith("\n\n")) return;
- if (typeof i !== "number") i = 1;
- i = Math.min(2, i);
- if (this.endsWith("{\n") || this.endsWith(":\n")) i--;
- if (i <= 0) return;
-
- for (let j = 0; j < i; j++) {
- this._newline();
- }
- }
-
- endsWith(str) {
- return this._buf.endsWith(str);
- }
-
- removeTrailingNewline() {
- this._buf.removeTrailingNewline();
- }
-
- exactSource(loc, cb) {
- this._catchUp("start", loc);
-
- this._buf.exactSource(loc, cb);
- }
-
- source(prop, loc) {
- this._catchUp(prop, loc);
-
- this._buf.source(prop, loc);
- }
-
- withSource(prop, loc, cb) {
- this._catchUp(prop, loc);
-
- this._buf.withSource(prop, loc, cb);
- }
-
- _space() {
- this._append(" ", true);
- }
-
- _newline() {
- this._append("\n", true);
- }
-
- _append(str, queue = false) {
- this._maybeAddParen(str);
-
- this._maybeIndent(str);
-
- if (queue) this._buf.queue(str);else this._buf.append(str);
- this._endsWithWord = false;
- this._endsWithInteger = false;
- }
-
- _maybeIndent(str) {
- if (this._indent && this.endsWith("\n") && str[0] !== "\n") {
- this._buf.queue(this._getIndent());
- }
- }
-
- _maybeAddParen(str) {
- const parenPushNewlineState = this._parenPushNewlineState;
- if (!parenPushNewlineState) return;
- this._parenPushNewlineState = null;
- let i;
-
- for (i = 0; i < str.length && str[i] === " "; i++) continue;
-
- if (i === str.length) return;
- const cha = str[i];
-
- if (cha !== "\n") {
- if (cha !== "/") return;
- if (i + 1 === str.length) return;
- const chaPost = str[i + 1];
- if (chaPost !== "/" && chaPost !== "*") return;
- }
-
- this.token("(");
- this.indent();
- parenPushNewlineState.printed = true;
- }
-
- _catchUp(prop, loc) {
- if (!this.format.retainLines) return;
- const pos = loc ? loc[prop] : null;
-
- if (pos && pos.line !== null) {
- const count = pos.line - this._buf.getCurrentLine();
-
- for (let i = 0; i < count; i++) {
- this._newline();
- }
- }
- }
-
- _getIndent() {
- return (0, _repeat.default)(this.format.indent.style, this._indent);
- }
-
- startTerminatorless(isLabel = false) {
- if (isLabel) {
- this._noLineTerminator = true;
- return null;
- } else {
- return this._parenPushNewlineState = {
- printed: false
- };
- }
- }
-
- endTerminatorless(state) {
- this._noLineTerminator = false;
-
- if (state && state.printed) {
- this.dedent();
- this.newline();
- this.token(")");
- }
- }
-
- print(node, parent) {
- if (!node) return;
- const oldConcise = this.format.concise;
-
- if (node._compact) {
- this.format.concise = true;
- }
-
- const printMethod = this[node.type];
-
- if (!printMethod) {
- throw new ReferenceError(`unknown node of type ${JSON.stringify(node.type)} with constructor ${JSON.stringify(node && node.constructor.name)}`);
- }
-
- this._printStack.push(node);
-
- const oldInAux = this._insideAux;
- this._insideAux = !node.loc;
-
- this._maybeAddAuxComment(this._insideAux && !oldInAux);
-
- let needsParens = n.needsParens(node, parent, this._printStack);
-
- if (this.format.retainFunctionParens && node.type === "FunctionExpression" && node.extra && node.extra.parenthesized) {
- needsParens = true;
- }
-
- if (needsParens) this.token("(");
-
- this._printLeadingComments(node);
-
- const loc = t.isProgram(node) || t.isFile(node) ? null : node.loc;
- this.withSource("start", loc, () => {
- printMethod.call(this, node, parent);
- });
-
- this._printTrailingComments(node);
-
- if (needsParens) this.token(")");
-
- this._printStack.pop();
-
- this.format.concise = oldConcise;
- this._insideAux = oldInAux;
- }
-
- _maybeAddAuxComment(enteredPositionlessNode) {
- if (enteredPositionlessNode) this._printAuxBeforeComment();
- if (!this._insideAux) this._printAuxAfterComment();
- }
-
- _printAuxBeforeComment() {
- if (this._printAuxAfterOnNextUserNode) return;
- this._printAuxAfterOnNextUserNode = true;
- const comment = this.format.auxiliaryCommentBefore;
-
- if (comment) {
- this._printComment({
- type: "CommentBlock",
- value: comment
- });
- }
- }
-
- _printAuxAfterComment() {
- if (!this._printAuxAfterOnNextUserNode) return;
- this._printAuxAfterOnNextUserNode = false;
- const comment = this.format.auxiliaryCommentAfter;
-
- if (comment) {
- this._printComment({
- type: "CommentBlock",
- value: comment
- });
- }
- }
-
- getPossibleRaw(node) {
- const extra = node.extra;
-
- if (extra && extra.raw != null && extra.rawValue != null && node.value === extra.rawValue) {
- return extra.raw;
- }
- }
-
- printJoin(nodes, parent, opts = {}) {
- if (!nodes || !nodes.length) return;
- if (opts.indent) this.indent();
- const newlineOpts = {
- addNewlines: opts.addNewlines
- };
-
- for (let i = 0; i < nodes.length; i++) {
- const node = nodes[i];
- if (!node) continue;
- if (opts.statement) this._printNewline(true, node, parent, newlineOpts);
- this.print(node, parent);
-
- if (opts.iterator) {
- opts.iterator(node, i);
- }
-
- if (opts.separator && i < nodes.length - 1) {
- opts.separator.call(this);
- }
-
- if (opts.statement) this._printNewline(false, node, parent, newlineOpts);
- }
-
- if (opts.indent) this.dedent();
- }
-
- printAndIndentOnComments(node, parent) {
- const indent = node.leadingComments && node.leadingComments.length > 0;
- if (indent) this.indent();
- this.print(node, parent);
- if (indent) this.dedent();
- }
-
- printBlock(parent) {
- const node = parent.body;
-
- if (!t.isEmptyStatement(node)) {
- this.space();
- }
-
- this.print(node, parent);
- }
-
- _printTrailingComments(node) {
- this._printComments(this._getComments(false, node));
- }
-
- _printLeadingComments(node) {
- this._printComments(this._getComments(true, node));
- }
-
- printInnerComments(node, indent = true) {
- if (!node.innerComments || !node.innerComments.length) return;
- if (indent) this.indent();
-
- this._printComments(node.innerComments);
-
- if (indent) this.dedent();
- }
-
- printSequence(nodes, parent, opts = {}) {
- opts.statement = true;
- return this.printJoin(nodes, parent, opts);
- }
-
- printList(items, parent, opts = {}) {
- if (opts.separator == null) {
- opts.separator = commaSeparator;
- }
-
- return this.printJoin(items, parent, opts);
- }
-
- _printNewline(leading, node, parent, opts) {
- if (this.format.retainLines || this.format.compact) return;
-
- if (this.format.concise) {
- this.space();
- return;
- }
-
- let lines = 0;
-
- if (this._buf.hasContent()) {
- if (!leading) lines++;
- if (opts.addNewlines) lines += opts.addNewlines(leading, node) || 0;
- const needs = leading ? n.needsWhitespaceBefore : n.needsWhitespaceAfter;
- if (needs(node, parent)) lines++;
- }
-
- this.newline(lines);
- }
-
- _getComments(leading, node) {
- return node && (leading ? node.leadingComments : node.trailingComments) || [];
- }
-
- _printComment(comment) {
- if (!this.format.shouldPrintComment(comment.value)) return;
- if (comment.ignore) return;
- if (this._printedComments.has(comment)) return;
-
- this._printedComments.add(comment);
-
- if (comment.start != null) {
- if (this._printedCommentStarts[comment.start]) return;
- this._printedCommentStarts[comment.start] = true;
- }
-
- const isBlockComment = comment.type === "CommentBlock";
- this.newline(this._buf.hasContent() && !this._noLineTerminator && isBlockComment ? 1 : 0);
- if (!this.endsWith("[") && !this.endsWith("{")) this.space();
- let val = !isBlockComment && !this._noLineTerminator ? `//${comment.value}\n` : `/*${comment.value}*/`;
-
- if (isBlockComment && this.format.indent.adjustMultilineComment) {
- const offset = comment.loc && comment.loc.start.column;
-
- if (offset) {
- const newlineRegex = new RegExp("\\n\\s{1," + offset + "}", "g");
- val = val.replace(newlineRegex, "\n");
- }
-
- const indentSize = Math.max(this._getIndent().length, this._buf.getCurrentColumn());
- val = val.replace(/\n(?!$)/g, `\n${(0, _repeat.default)(" ", indentSize)}`);
- }
-
- if (this.endsWith("/")) this._space();
- this.withSource("start", comment.loc, () => {
- this._append(val);
- });
- this.newline(isBlockComment && !this._noLineTerminator ? 1 : 0);
- }
-
- _printComments(comments) {
- if (!comments || !comments.length) return;
-
- for (const comment of comments) {
- this._printComment(comment);
- }
- }
-
- }
-
- exports.default = Printer;
- Object.assign(Printer.prototype, generatorFunctions);
-
- function commaSeparator() {
- this.token(",");
- this.space();
- }
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