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782 lines
26 KiB
782 lines
26 KiB
"use strict"; |
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|
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Object.defineProperty(exports, "__esModule", { |
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value: true |
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}); |
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exports.default = void 0; |
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var _buffer = require("./buffer.js"); |
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var _index = require("./node/index.js"); |
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var _nodes = require("./nodes.js"); |
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var _t = require("@babel/types"); |
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var _tokenMap = require("./token-map.js"); |
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var _types2 = require("./generators/types.js"); |
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const { |
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isExpression, |
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isFunction, |
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isStatement, |
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isClassBody, |
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isTSInterfaceBody, |
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isTSEnumMember |
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} = _t; |
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const SCIENTIFIC_NOTATION = /e/i; |
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const ZERO_DECIMAL_INTEGER = /\.0+$/; |
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const HAS_NEWLINE = /[\n\r\u2028\u2029]/; |
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const HAS_NEWLINE_OR_BlOCK_COMMENT_END = /[\n\r\u2028\u2029]|\*\//; |
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function commentIsNewline(c) { |
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return c.type === "CommentLine" || HAS_NEWLINE.test(c.value); |
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} |
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class Printer { |
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constructor(format, map, tokens = null, originalCode = null) { |
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this.tokenContext = _index.TokenContext.normal; |
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this._tokens = null; |
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this._originalCode = null; |
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this._currentNode = null; |
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this._currentTypeId = null; |
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this._indent = 0; |
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this._indentRepeat = 0; |
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this._insideAux = false; |
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this._noLineTerminator = false; |
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this._noLineTerminatorAfterNode = null; |
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this._printAuxAfterOnNextUserNode = false; |
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this._printedComments = new Set(); |
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this._lastCommentLine = 0; |
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this._innerCommentsState = 0; |
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this._flags = 0; |
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this.tokenMap = null; |
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this._boundGetRawIdentifier = null; |
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this._printSemicolonBeforeNextNode = -1; |
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this._printSemicolonBeforeNextToken = -1; |
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this.format = format; |
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this._tokens = tokens; |
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this._originalCode = originalCode; |
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this._indentRepeat = format.indent.style.length; |
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this._inputMap = (map == null ? void 0 : map._inputMap) || null; |
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this._buf = new _buffer.default(map, format.indent.style[0]); |
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const { |
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preserveFormat, |
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compact, |
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concise, |
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retainLines, |
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retainFunctionParens |
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} = format; |
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if (preserveFormat) { |
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this._flags |= 1; |
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} |
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if (compact) { |
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this._flags |= 2; |
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} |
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if (concise) { |
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this._flags |= 4; |
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} |
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if (retainLines) { |
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this._flags |= 8; |
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} |
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if (retainFunctionParens) { |
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this._flags |= 16; |
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} |
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if (format.auxiliaryCommentBefore || format.auxiliaryCommentAfter) { |
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this._flags |= 32; |
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} |
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} |
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enterDelimited() { |
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const oldNoLineTerminatorAfterNode = this._noLineTerminatorAfterNode; |
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if (oldNoLineTerminatorAfterNode !== null) { |
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this._noLineTerminatorAfterNode = null; |
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} |
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return oldNoLineTerminatorAfterNode; |
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} |
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generate(ast) { |
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if (this.format.preserveFormat) { |
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this.tokenMap = new _tokenMap.TokenMap(ast, this._tokens, this._originalCode); |
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this._boundGetRawIdentifier = _types2._getRawIdentifier.bind(this); |
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} |
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this.print(ast); |
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this._maybeAddAuxComment(); |
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return this._buf.get(); |
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} |
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indent(flags = this._flags) { |
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if (flags & (1 | 2 | 4)) { |
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return; |
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} |
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this._indent += this._indentRepeat; |
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} |
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dedent(flags = this._flags) { |
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if (flags & (1 | 2 | 4)) { |
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return; |
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} |
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this._indent -= this._indentRepeat; |
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} |
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semicolon(force = false) { |
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const flags = this._flags; |
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if (flags & 32) { |
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this._maybeAddAuxComment(); |
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} |
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if (flags & 1) { |
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const node = this._currentNode; |
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if (node.start != null && node.end != null) { |
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if (!this.tokenMap.endMatches(node, ";")) { |
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this._printSemicolonBeforeNextNode = this._buf.getCurrentLine(); |
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return; |
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} |
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const indexes = this.tokenMap.getIndexes(this._currentNode); |
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this._catchUpTo(this._tokens[indexes[indexes.length - 1]].loc.start); |
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} |
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} |
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if (force) { |
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this._appendChar(59); |
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} else { |
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this._queue(59); |
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} |
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this._noLineTerminator = false; |
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} |
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rightBrace(node) { |
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if (this.format.minified) { |
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this._buf.removeLastSemicolon(); |
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} |
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this.sourceWithOffset("end", node.loc, -1); |
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this.tokenChar(125); |
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} |
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rightParens(node) { |
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this.sourceWithOffset("end", node.loc, -1); |
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this.tokenChar(41); |
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} |
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space(force = false) { |
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if (this._flags & (1 | 2)) { |
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return; |
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} |
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if (force) { |
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this._space(); |
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} else { |
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const lastCp = this.getLastChar(true); |
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if (lastCp !== 0 && lastCp !== 32 && lastCp !== 10) { |
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this._space(); |
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} |
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} |
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} |
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word(str, noLineTerminatorAfter = false) { |
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this.tokenContext &= _index.TokenContext.forInOrInitHeadAccumulatePassThroughMask; |
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this._maybePrintInnerComments(str); |
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const flags = this._flags; |
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if (flags & 32) { |
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this._maybeAddAuxComment(); |
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} |
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if (flags & 1) this._catchUpToCurrentToken(str); |
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const lastChar = this.getLastChar(); |
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if (lastChar === -2 || lastChar === -3 || lastChar === 47 && str.charCodeAt(0) === 47) { |
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this._space(); |
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} |
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this._append(str, false); |
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this.setLastChar(-3); |
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this._noLineTerminator = noLineTerminatorAfter; |
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} |
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number(str, number) { |
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function isNonDecimalLiteral(str) { |
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if (str.length > 2 && str.charCodeAt(0) === 48) { |
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const secondChar = str.charCodeAt(1); |
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return secondChar === 98 || secondChar === 111 || secondChar === 120; |
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} |
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return false; |
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} |
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this.word(str); |
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if (Number.isInteger(number) && !isNonDecimalLiteral(str) && !SCIENTIFIC_NOTATION.test(str) && !ZERO_DECIMAL_INTEGER.test(str) && str.charCodeAt(str.length - 1) !== 46) { |
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this.setLastChar(-2); |
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} |
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} |
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token(str, maybeNewline = false, occurrenceCount = 0, mayNeedSpace = false) { |
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this.tokenContext &= _index.TokenContext.forInOrInitHeadAccumulatePassThroughMask; |
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this._maybePrintInnerComments(str, occurrenceCount); |
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const flags = this._flags; |
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if (flags & 32) { |
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this._maybeAddAuxComment(); |
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} |
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if (flags & 1) { |
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this._catchUpToCurrentToken(str, occurrenceCount); |
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} |
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if (mayNeedSpace) { |
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const strFirst = str.charCodeAt(0); |
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if ((strFirst === 45 && str === "--" || strFirst === 61) && this.getLastChar() === 33 || strFirst === 43 && this.getLastChar() === 43 || strFirst === 45 && this.getLastChar() === 45 || strFirst === 46 && this.getLastChar() === -2) { |
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this._space(); |
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} |
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} |
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this._append(str, maybeNewline); |
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this._noLineTerminator = false; |
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} |
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tokenChar(char, occurrenceCount = 0) { |
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this.tokenContext &= _index.TokenContext.forInOrInitHeadAccumulatePassThroughMask; |
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this._maybePrintInnerComments(char, occurrenceCount); |
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const flags = this._flags; |
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if (flags & 32) { |
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this._maybeAddAuxComment(); |
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} |
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if (flags & 1) { |
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this._catchUpToCurrentToken(char, occurrenceCount); |
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} |
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if (char === 43 && this.getLastChar() === 43 || char === 45 && this.getLastChar() === 45 || char === 46 && this.getLastChar() === -2) { |
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this._space(); |
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} |
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this._appendChar(char); |
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this._noLineTerminator = false; |
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} |
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newline(i = 1, flags = this._flags) { |
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if (i <= 0) return; |
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if (flags & (8 | 2)) { |
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return; |
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} |
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if (flags & 4) { |
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this.space(); |
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return; |
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} |
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if (i > 2) i = 2; |
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i -= this._buf.getNewlineCount(); |
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for (let j = 0; j < i; j++) { |
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this._newline(); |
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} |
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} |
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endsWith(char) { |
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return this.getLastChar(true) === char; |
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} |
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getLastChar(checkQueue) { |
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return this._buf.getLastChar(checkQueue); |
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} |
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setLastChar(char) { |
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this._buf._last = char; |
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} |
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exactSource(loc, cb) { |
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if (!loc) { |
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cb(); |
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return; |
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} |
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this._catchUp("start", loc); |
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this._buf.exactSource(loc, cb); |
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} |
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source(prop, loc) { |
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if (!loc) return; |
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this._catchUp(prop, loc); |
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this._buf.source(prop, loc); |
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} |
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sourceWithOffset(prop, loc, columnOffset) { |
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if (!loc || this.format.preserveFormat) return; |
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this._catchUp(prop, loc); |
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this._buf.sourceWithOffset(prop, loc, columnOffset); |
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} |
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sourceIdentifierName(identifierName, pos) { |
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if (!this._buf._canMarkIdName) return; |
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const sourcePosition = this._buf._sourcePosition; |
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sourcePosition.identifierNamePos = pos; |
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sourcePosition.identifierName = identifierName; |
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} |
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_space() { |
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this._queue(32); |
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} |
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_newline() { |
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if (this._buf._queuedChar === 32) this._buf._queuedChar = 0; |
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this._appendChar(10, true); |
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} |
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_catchUpToCurrentToken(str, occurrenceCount = 0) { |
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const token = this.tokenMap.findMatching(this._currentNode, str, occurrenceCount); |
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if (token) this._catchUpTo(token.loc.start); |
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if (this._printSemicolonBeforeNextToken !== -1 && this._printSemicolonBeforeNextToken === this._buf.getCurrentLine()) { |
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this._appendChar(59, true); |
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} |
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this._printSemicolonBeforeNextToken = -1; |
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this._printSemicolonBeforeNextNode = -1; |
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} |
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_append(str, maybeNewline) { |
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this._maybeIndent(); |
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this._buf.append(str, maybeNewline); |
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} |
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_appendChar(char, noIndent) { |
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if (!noIndent) { |
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this._maybeIndent(); |
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} |
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this._buf.appendChar(char); |
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} |
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_queue(char) { |
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this._buf.queue(char); |
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this.setLastChar(-1); |
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} |
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_maybeIndent() { |
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const indent = this._shouldIndent(); |
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if (indent > 0) { |
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this._buf._appendChar(-1, indent, false); |
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} |
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} |
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_shouldIndent() { |
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return this.endsWith(10) ? this._indent : 0; |
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} |
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catchUp(line) { |
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if (!this.format.retainLines) return; |
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const count = line - this._buf.getCurrentLine(); |
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for (let i = 0; i < count; i++) { |
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this._newline(); |
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} |
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} |
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_catchUp(prop, loc) { |
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const flags = this._flags; |
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if ((flags & 1) === 0) { |
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if (flags & 8 && loc != null && loc[prop]) { |
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this.catchUp(loc[prop].line); |
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} |
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return; |
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} |
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const pos = loc == null ? void 0 : loc[prop]; |
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if (pos != null) this._catchUpTo(pos); |
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} |
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_catchUpTo({ |
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line, |
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column, |
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index |
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}) { |
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const count = line - this._buf.getCurrentLine(); |
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if (count > 0 && this._noLineTerminator) { |
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return; |
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} |
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for (let i = 0; i < count; i++) { |
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this._newline(); |
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} |
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const spacesCount = count > 0 ? column : column - this._buf.getCurrentColumn(); |
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if (spacesCount > 0) { |
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const spaces = this._originalCode ? this._originalCode.slice(index - spacesCount, index).replace(/[^\t\x0B\f \xA0\u1680\u2000-\u200A\u202F\u205F\u3000\uFEFF]/gu, " ") : " ".repeat(spacesCount); |
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this._append(spaces, false); |
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this.setLastChar(32); |
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} |
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} |
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printTerminatorless(node) { |
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this._noLineTerminator = true; |
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this.print(node); |
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} |
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print(node, noLineTerminatorAfter = false, resetTokenContext = false, trailingCommentsLineOffset) { |
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var _node$leadingComments, _node$leadingComments2; |
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if (!node) return; |
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this._innerCommentsState = 0; |
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const { |
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type, |
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loc, |
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extra |
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} = node; |
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const flags = this._flags; |
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let changedFlags = false; |
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if (node._compact) { |
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this._flags |= 4; |
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changedFlags = true; |
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} |
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const nodeInfo = _nodes.generatorInfosMap.get(type); |
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if (nodeInfo === undefined) { |
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throw new ReferenceError(`unknown node of type ${JSON.stringify(type)} with constructor ${JSON.stringify(node.constructor.name)}`); |
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} |
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const [printMethod, nodeId, needsParens] = nodeInfo; |
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const parent = this._currentNode; |
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const parentId = this._currentTypeId; |
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this._currentNode = node; |
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this._currentTypeId = nodeId; |
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if (flags & 1) { |
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this._printSemicolonBeforeNextToken = this._printSemicolonBeforeNextNode; |
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} |
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let oldInAux; |
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if (flags & 32) { |
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oldInAux = this._insideAux; |
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this._insideAux = loc == null; |
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this._maybeAddAuxComment(this._insideAux && !oldInAux); |
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} |
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let oldTokenContext = 0; |
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if (resetTokenContext) { |
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oldTokenContext = this.tokenContext; |
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if (oldTokenContext & _index.TokenContext.forInOrInitHeadAccumulate) { |
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this.tokenContext = 0; |
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} else { |
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oldTokenContext = 0; |
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} |
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} |
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const parenthesized = extra != null && extra.parenthesized; |
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let shouldPrintParens = parenthesized && flags & 1 || parenthesized && flags & 16 && nodeId === 71 || parent && ((0, _index.parentNeedsParens)(node, parent, parentId) || needsParens != null && needsParens(node, parent, parentId, this.tokenContext, flags & 1 ? this._boundGetRawIdentifier : undefined)); |
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if (!shouldPrintParens && parenthesized && (_node$leadingComments = node.leadingComments) != null && _node$leadingComments.length && node.leadingComments[0].type === "CommentBlock") { |
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switch (parentId) { |
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case 65: |
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case 243: |
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case 6: |
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case 143: |
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break; |
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case 17: |
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case 130: |
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case 112: |
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if (parent.callee !== node) break; |
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default: |
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shouldPrintParens = true; |
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} |
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} |
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let indentParenthesized = false; |
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if (!shouldPrintParens && this._noLineTerminator && ((_node$leadingComments2 = node.leadingComments) != null && _node$leadingComments2.some(commentIsNewline) || flags & 8 && loc && loc.start.line > this._buf.getCurrentLine())) { |
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shouldPrintParens = true; |
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indentParenthesized = true; |
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} |
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let oldNoLineTerminatorAfterNode; |
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if (!shouldPrintParens) { |
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noLineTerminatorAfter || (noLineTerminatorAfter = !!parent && this._noLineTerminatorAfterNode === parent && (0, _index.isLastChild)(parent, node)); |
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if (noLineTerminatorAfter) { |
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var _node$trailingComment; |
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if ((_node$trailingComment = node.trailingComments) != null && _node$trailingComment.some(commentIsNewline)) { |
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if (isExpression(node)) shouldPrintParens = true; |
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} else { |
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oldNoLineTerminatorAfterNode = this._noLineTerminatorAfterNode; |
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this._noLineTerminatorAfterNode = node; |
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} |
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} |
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} |
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if (shouldPrintParens) { |
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this.tokenChar(40); |
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if (indentParenthesized) this.indent(); |
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this._innerCommentsState = 0; |
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if (!resetTokenContext) { |
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oldTokenContext = this.tokenContext; |
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} |
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if (oldTokenContext & _index.TokenContext.forInOrInitHeadAccumulate) { |
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this.tokenContext = 0; |
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} |
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oldNoLineTerminatorAfterNode = this._noLineTerminatorAfterNode; |
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this._noLineTerminatorAfterNode = null; |
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} |
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this._printLeadingComments(node, parent); |
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this.exactSource(nodeId === 139 || nodeId === 66 ? null : loc, printMethod.bind(this, node, parent)); |
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if (shouldPrintParens) { |
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this._printTrailingComments(node, parent); |
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if (indentParenthesized) { |
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this.dedent(); |
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this.newline(); |
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} |
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this.tokenChar(41); |
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this._noLineTerminator = noLineTerminatorAfter; |
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} else if (noLineTerminatorAfter && !this._noLineTerminator) { |
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this._noLineTerminator = true; |
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this._printTrailingComments(node, parent); |
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} else { |
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this._printTrailingComments(node, parent, trailingCommentsLineOffset); |
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} |
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if (oldTokenContext) this.tokenContext = oldTokenContext; |
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this._currentNode = parent; |
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this._currentTypeId = parentId; |
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if (changedFlags) { |
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this._flags = flags; |
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} |
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if (flags & 32) { |
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this._insideAux = oldInAux; |
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} |
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if (oldNoLineTerminatorAfterNode != null) { |
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this._noLineTerminatorAfterNode = oldNoLineTerminatorAfterNode; |
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} |
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this._innerCommentsState = 0; |
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} |
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_maybeAddAuxComment(enteredPositionlessNode) { |
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if (enteredPositionlessNode) this._printAuxBeforeComment(); |
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if (!this._insideAux) this._printAuxAfterComment(); |
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} |
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_printAuxBeforeComment() { |
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if (this._printAuxAfterOnNextUserNode) return; |
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this._printAuxAfterOnNextUserNode = true; |
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const comment = this.format.auxiliaryCommentBefore; |
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if (comment) { |
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this._printComment({ |
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type: "CommentBlock", |
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value: comment |
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}, 0); |
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} |
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} |
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_printAuxAfterComment() { |
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if (!this._printAuxAfterOnNextUserNode) return; |
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this._printAuxAfterOnNextUserNode = false; |
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const comment = this.format.auxiliaryCommentAfter; |
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if (comment) { |
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this._printComment({ |
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type: "CommentBlock", |
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value: comment |
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}, 0); |
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} |
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} |
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getPossibleRaw(node) { |
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const extra = node.extra; |
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if ((extra == null ? void 0 : extra.raw) != null && extra.rawValue != null && node.value === extra.rawValue) { |
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return extra.raw; |
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} |
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} |
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printJoin(nodes, statement, indent, separator, printTrailingSeparator, resetTokenContext, trailingCommentsLineOffset) { |
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if (!(nodes != null && nodes.length)) return; |
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const flags = this._flags; |
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if (indent == null && flags & 8) { |
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var _nodes$0$loc; |
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const startLine = (_nodes$0$loc = nodes[0].loc) == null ? void 0 : _nodes$0$loc.start.line; |
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if (startLine != null && startLine !== this._buf.getCurrentLine()) { |
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indent = true; |
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} |
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} |
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if (indent) this.indent(flags); |
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const len = nodes.length; |
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for (let i = 0; i < len; i++) { |
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const node = nodes[i]; |
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if (!node) continue; |
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if (statement && i === 0 && this._buf.hasContent()) { |
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this.newline(1, flags); |
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} |
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this.print(node, false, resetTokenContext, trailingCommentsLineOffset || 0); |
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if (separator != null) { |
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if (i < len - 1) separator.call(this, i, false);else if (printTrailingSeparator) separator.call(this, i, true); |
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} |
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if (statement) { |
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if (i + 1 === len) { |
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this.newline(1, flags); |
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} else { |
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const lastCommentLine = this._lastCommentLine; |
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if (lastCommentLine > 0) { |
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var _nodes$loc; |
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const offset = (((_nodes$loc = nodes[i + 1].loc) == null ? void 0 : _nodes$loc.start.line) || 0) - lastCommentLine; |
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if (offset >= 0) { |
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this.newline(offset || 1, flags); |
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continue; |
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} |
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} |
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this.newline(1, flags); |
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} |
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} |
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} |
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if (indent) this.dedent(flags); |
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} |
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printAndIndentOnComments(node) { |
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const indent = node.leadingComments && node.leadingComments.length > 0; |
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if (indent) this.indent(); |
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this.print(node); |
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if (indent) this.dedent(); |
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} |
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printBlock(body) { |
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if (body.type !== "EmptyStatement") { |
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this.space(); |
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} |
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this.print(body); |
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} |
|
_printTrailingComments(node, parent, lineOffset) { |
|
const { |
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innerComments, |
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trailingComments |
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} = node; |
|
if (innerComments != null && innerComments.length) { |
|
this._printComments(2, innerComments, node, parent, lineOffset); |
|
} |
|
if (trailingComments != null && trailingComments.length) { |
|
this._printComments(2, trailingComments, node, parent, lineOffset); |
|
} else { |
|
this._lastCommentLine = 0; |
|
} |
|
} |
|
_printLeadingComments(node, parent) { |
|
const comments = node.leadingComments; |
|
if (!(comments != null && comments.length)) return; |
|
this._printComments(0, comments, node, parent); |
|
} |
|
_maybePrintInnerComments(nextTokenStr, nextTokenOccurrenceCount) { |
|
var _this$tokenMap; |
|
const state = this._innerCommentsState; |
|
switch (state & 3) { |
|
case 0: |
|
this._innerCommentsState = 1 | 4; |
|
return; |
|
case 1: |
|
this.printInnerComments((state & 4) > 0, (_this$tokenMap = this.tokenMap) == null ? void 0 : _this$tokenMap.findMatching(this._currentNode, nextTokenStr, nextTokenOccurrenceCount)); |
|
} |
|
} |
|
printInnerComments(indent = true, nextToken) { |
|
const node = this._currentNode; |
|
const comments = node.innerComments; |
|
if (!(comments != null && comments.length)) { |
|
this._innerCommentsState = 2; |
|
return; |
|
} |
|
const hasSpace = this.endsWith(32); |
|
if (indent) this.indent(); |
|
switch (this._printComments(1, comments, node, undefined, undefined, nextToken)) { |
|
case 2: |
|
this._innerCommentsState = 2; |
|
case 1: |
|
if (hasSpace) this.space(); |
|
} |
|
if (indent) this.dedent(); |
|
} |
|
noIndentInnerCommentsHere() { |
|
this._innerCommentsState &= ~4; |
|
} |
|
printSequence(nodes, indent, resetTokenContext, trailingCommentsLineOffset) { |
|
this.printJoin(nodes, true, indent != null ? indent : false, undefined, undefined, resetTokenContext, trailingCommentsLineOffset); |
|
} |
|
printList(items, printTrailingSeparator, statement, indent, separator, resetTokenContext) { |
|
this.printJoin(items, statement, indent, separator != null ? separator : commaSeparator, printTrailingSeparator, resetTokenContext); |
|
} |
|
shouldPrintTrailingComma(listEnd) { |
|
if (!this.tokenMap) return null; |
|
const listEndIndex = this.tokenMap.findLastIndex(this._currentNode, token => this.tokenMap.matchesOriginal(token, typeof listEnd === "number" ? String.fromCharCode(listEnd) : listEnd)); |
|
if (listEndIndex <= 0) return null; |
|
return this.tokenMap.matchesOriginal(this._tokens[listEndIndex - 1], ","); |
|
} |
|
_shouldPrintComment(comment, nextToken) { |
|
if (comment.ignore) return 0; |
|
if (this._printedComments.has(comment)) return 0; |
|
if (this._noLineTerminator && HAS_NEWLINE_OR_BlOCK_COMMENT_END.test(comment.value)) { |
|
return 2; |
|
} |
|
if (nextToken && this.tokenMap) { |
|
const commentTok = this.tokenMap.find(this._currentNode, token => token.value === comment.value); |
|
if (commentTok && commentTok.start > nextToken.start) { |
|
return 2; |
|
} |
|
} |
|
this._printedComments.add(comment); |
|
if (!this.format.shouldPrintComment(comment.value)) { |
|
return 0; |
|
} |
|
return 1; |
|
} |
|
_printComment(comment, skipNewLines) { |
|
const noLineTerminator = this._noLineTerminator; |
|
const isBlockComment = comment.type === "CommentBlock"; |
|
const printNewLines = isBlockComment && skipNewLines !== 1 && !noLineTerminator; |
|
if (printNewLines && this._buf.hasContent() && skipNewLines !== 2) { |
|
this.newline(1); |
|
} |
|
switch (this.getLastChar(true)) { |
|
case 47: |
|
this._space(); |
|
case 91: |
|
case 123: |
|
case 40: |
|
break; |
|
default: |
|
this.space(); |
|
} |
|
let val; |
|
if (isBlockComment) { |
|
val = `/*${comment.value}*/`; |
|
if (this.format.indent.adjustMultilineComment) { |
|
var _comment$loc; |
|
const offset = (_comment$loc = comment.loc) == null ? void 0 : _comment$loc.start.column; |
|
if (offset) { |
|
const newlineRegex = new RegExp("\\n\\s{1," + offset + "}", "g"); |
|
val = val.replace(newlineRegex, "\n"); |
|
} |
|
if (this._flags & 4) { |
|
val = val.replace(/\n(?!$)/g, `\n`); |
|
} else { |
|
let indentSize = this.format.retainLines ? 0 : this._buf.getCurrentColumn(); |
|
if (this._shouldIndent() || this.format.retainLines) { |
|
indentSize += this._indent; |
|
} |
|
val = val.replace(/\n(?!$)/g, `\n${" ".repeat(indentSize)}`); |
|
} |
|
} |
|
} else if (!noLineTerminator) { |
|
val = `//${comment.value}`; |
|
} else { |
|
val = `/*${comment.value}*/`; |
|
} |
|
this.source("start", comment.loc); |
|
this._append(val, isBlockComment); |
|
if (!isBlockComment && !noLineTerminator) { |
|
this._newline(); |
|
} |
|
if (printNewLines && skipNewLines !== 3) { |
|
this.newline(1); |
|
} |
|
} |
|
_printComments(type, comments, node, parent, lineOffset = 0, nextToken) { |
|
const nodeLoc = node.loc; |
|
const len = comments.length; |
|
let hasLoc = !!nodeLoc; |
|
const nodeStartLine = hasLoc ? nodeLoc.start.line : 0; |
|
const nodeEndLine = hasLoc ? nodeLoc.end.line : 0; |
|
let lastLine = 0; |
|
let leadingCommentNewline = 0; |
|
const { |
|
_noLineTerminator, |
|
_flags |
|
} = this; |
|
for (let i = 0; i < len; i++) { |
|
const comment = comments[i]; |
|
const shouldPrint = this._shouldPrintComment(comment, nextToken); |
|
if (shouldPrint === 2) { |
|
return i === 0 ? 0 : 1; |
|
} |
|
if (hasLoc && comment.loc && shouldPrint === 1) { |
|
const commentStartLine = comment.loc.start.line; |
|
const commentEndLine = comment.loc.end.line; |
|
if (type === 0) { |
|
let offset = 0; |
|
if (i === 0) { |
|
if (this._buf.hasContent() && (comment.type === "CommentLine" || commentStartLine !== commentEndLine)) { |
|
offset = leadingCommentNewline = 1; |
|
} |
|
} else { |
|
offset = commentStartLine - lastLine; |
|
} |
|
lastLine = commentEndLine; |
|
if (offset > 0 && !_noLineTerminator) { |
|
this.newline(offset, _flags); |
|
} |
|
this._printComment(comment, 1); |
|
if (i + 1 === len) { |
|
const count = Math.max(nodeStartLine - lastLine, leadingCommentNewline); |
|
if (count > 0 && !_noLineTerminator) { |
|
this.newline(count, _flags); |
|
} |
|
lastLine = nodeStartLine; |
|
} |
|
} else if (type === 1) { |
|
const offset = commentStartLine - (i === 0 ? nodeStartLine : lastLine); |
|
lastLine = commentEndLine; |
|
if (offset > 0 && !_noLineTerminator) { |
|
this.newline(offset, _flags); |
|
} |
|
this._printComment(comment, 1); |
|
if (i + 1 === len) { |
|
const count = Math.min(1, nodeEndLine - lastLine); |
|
if (count > 0 && !_noLineTerminator) { |
|
this.newline(count, _flags); |
|
} |
|
lastLine = nodeEndLine; |
|
} |
|
} else { |
|
const offset = commentStartLine - (i === 0 ? nodeEndLine - lineOffset : lastLine); |
|
lastLine = commentEndLine; |
|
if (offset > 0 && !_noLineTerminator) { |
|
this.newline(offset, _flags); |
|
} |
|
this._printComment(comment, 1); |
|
} |
|
} else { |
|
hasLoc = false; |
|
if (shouldPrint !== 1) { |
|
continue; |
|
} |
|
if (len === 1) { |
|
const singleLine = comment.loc ? comment.loc.start.line === comment.loc.end.line : !HAS_NEWLINE.test(comment.value); |
|
const shouldSkipNewline = singleLine && !isStatement(node) && !isClassBody(parent) && !isTSInterfaceBody(parent) && !isTSEnumMember(node); |
|
if (type === 0) { |
|
this._printComment(comment, shouldSkipNewline && node.type !== "ObjectExpression" || singleLine && isFunction(parent) && parent.body === node ? 1 : 0); |
|
} else if (shouldSkipNewline && type === 2) { |
|
this._printComment(comment, 1); |
|
} else { |
|
this._printComment(comment, 0); |
|
} |
|
} else if (type === 1 && !(node.type === "ObjectExpression" && node.properties.length > 1) && node.type !== "ClassBody" && node.type !== "TSInterfaceBody") { |
|
this._printComment(comment, i === 0 ? 2 : i === len - 1 ? 3 : 0); |
|
} else { |
|
this._printComment(comment, 0); |
|
} |
|
} |
|
} |
|
if (type === 2 && hasLoc && lastLine) { |
|
this._lastCommentLine = lastLine; |
|
} |
|
return 2; |
|
} |
|
} |
|
var _default = exports.default = Printer; |
|
function commaSeparator(occurrenceCount, last) { |
|
this.tokenChar(44, occurrenceCount); |
|
if (!last) this.space(); |
|
} |
|
|
|
//# sourceMappingURL=printer.js.map
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|
|