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setup-python/node_modules/prettier/doc.js

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2019-06-27 09:12:00 +08:00
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global.doc = factory());
}(this, (function () { 'use strict';
function concat(parts) {
return {
type: "concat",
parts: parts
};
}
function indent(contents) {
return {
type: "indent",
contents: contents
};
}
function align(n, contents) {
return {
type: "align",
contents: contents,
n: n
};
}
function group(contents, opts) {
opts = opts || {};
return {
type: "group",
id: opts.id,
contents: contents,
break: !!opts.shouldBreak,
expandedStates: opts.expandedStates
};
}
function dedentToRoot(contents) {
return align(-Infinity, contents);
}
function markAsRoot(contents) {
return align({
type: "root"
}, contents);
}
function dedent(contents) {
return align(-1, contents);
}
function conditionalGroup(states, opts) {
return group(states[0], Object.assign(opts || {}, {
expandedStates: states
}));
}
function fill(parts) {
return {
type: "fill",
parts: parts
};
}
function ifBreak(breakContents, flatContents, opts) {
opts = opts || {};
return {
type: "if-break",
breakContents: breakContents,
flatContents: flatContents,
groupId: opts.groupId
};
}
function lineSuffix(contents) {
return {
type: "line-suffix",
contents: contents
};
}
var lineSuffixBoundary = {
type: "line-suffix-boundary"
};
var breakParent = {
type: "break-parent"
};
var trim = {
type: "trim"
};
var line = {
type: "line"
};
var softline = {
type: "line",
soft: true
};
var hardline = concat([{
type: "line",
hard: true
}, breakParent]);
var literalline = concat([{
type: "line",
hard: true,
literal: true
}, breakParent]);
var cursor = {
type: "cursor",
placeholder: Symbol("cursor")
};
function join(sep, arr) {
var res = [];
for (var i = 0; i < arr.length; i++) {
if (i !== 0) {
res.push(sep);
}
res.push(arr[i]);
}
return concat(res);
}
function addAlignmentToDoc(doc, size, tabWidth) {
var aligned = doc;
if (size > 0) {
// Use indent to add tabs for all the levels of tabs we need
for (var i = 0; i < Math.floor(size / tabWidth); ++i) {
aligned = indent(aligned);
} // Use align for all the spaces that are needed
aligned = align(size % tabWidth, aligned); // size is absolute from 0 and not relative to the current
// indentation, so we use -Infinity to reset the indentation to 0
aligned = align(-Infinity, aligned);
}
return aligned;
}
var docBuilders = {
concat: concat,
join: join,
line: line,
softline: softline,
hardline: hardline,
literalline: literalline,
group: group,
conditionalGroup: conditionalGroup,
fill: fill,
lineSuffix: lineSuffix,
lineSuffixBoundary: lineSuffixBoundary,
cursor: cursor,
breakParent: breakParent,
ifBreak: ifBreak,
trim: trim,
indent: indent,
align: align,
addAlignmentToDoc: addAlignmentToDoc,
markAsRoot: markAsRoot,
dedentToRoot: dedentToRoot,
dedent: dedent
};
function createCommonjsModule(fn, module) {
return module = { exports: {} }, fn(module, module.exports), module.exports;
}
var ansiRegex = createCommonjsModule(function (module) {
'use strict';
module.exports = function (options) {
options = Object.assign({
onlyFirst: false
}, options);
var pattern = ["[\\u001B\\u009B][[\\]()#;?]*(?:(?:(?:[a-zA-Z\\d]*(?:;[a-zA-Z\\d]*)*)?\\u0007)", '(?:(?:\\d{1,4}(?:;\\d{0,4})*)?[\\dA-PR-TZcf-ntqry=><~]))'].join('|');
return new RegExp(pattern, options.onlyFirst ? undefined : 'g');
};
});
var stripAnsi = function stripAnsi(input) {
return typeof input === 'string' ? input.replace(ansiRegex(), '') : input;
};
var isFullwidthCodePoint = createCommonjsModule(function (module) {
'use strict';
/* eslint-disable yoda */
module.exports = function (x) {
if (Number.isNaN(x)) {
return false;
} // code points are derived from:
// http://www.unix.org/Public/UNIDATA/EastAsianWidth.txt
if (x >= 0x1100 && (x <= 0x115f || // Hangul Jamo
x === 0x2329 || // LEFT-POINTING ANGLE BRACKET
x === 0x232a || // RIGHT-POINTING ANGLE BRACKET
// CJK Radicals Supplement .. Enclosed CJK Letters and Months
0x2e80 <= x && x <= 0x3247 && x !== 0x303f || // Enclosed CJK Letters and Months .. CJK Unified Ideographs Extension A
0x3250 <= x && x <= 0x4dbf || // CJK Unified Ideographs .. Yi Radicals
0x4e00 <= x && x <= 0xa4c6 || // Hangul Jamo Extended-A
0xa960 <= x && x <= 0xa97c || // Hangul Syllables
0xac00 <= x && x <= 0xd7a3 || // CJK Compatibility Ideographs
0xf900 <= x && x <= 0xfaff || // Vertical Forms
0xfe10 <= x && x <= 0xfe19 || // CJK Compatibility Forms .. Small Form Variants
0xfe30 <= x && x <= 0xfe6b || // Halfwidth and Fullwidth Forms
0xff01 <= x && x <= 0xff60 || 0xffe0 <= x && x <= 0xffe6 || // Kana Supplement
0x1b000 <= x && x <= 0x1b001 || // Enclosed Ideographic Supplement
0x1f200 <= x && x <= 0x1f251 || // CJK Unified Ideographs Extension B .. Tertiary Ideographic Plane
0x20000 <= x && x <= 0x3fffd)) {
return true;
}
return false;
};
});
var emojiRegex = function emojiRegex() {
// https://mths.be/emoji
return /\uD83C\uDFF4(?:\uDB40\uDC67\uDB40\uDC62(?:\uDB40\uDC65\uDB40\uDC6E\uDB40\uDC67|\uDB40\uDC77\uDB40\uDC6C\uDB40\uDC73|\uDB40\uDC73\uDB40\uDC63\uDB40\uDC74)\uDB40\uDC7F|\u200D\u2620\uFE0F)|\uD83D\uDC69\u200D\uD83D\uDC69\u200D(?:\uD83D\uDC66\u200D\uD83D\uDC66|\uD83D\uDC67\u200D(?:\uD83D[\uDC66\uDC67]))|\uD83D\uDC68(?:\u200D(?:\u2764\uFE0F\u200D(?:\uD83D\uDC8B\u200D)?\uD83D\uDC68|(?:\uD83D[\uDC68\uDC69])\u200D(?:\uD83D\uDC66\u200D\uD83D\uDC66|\uD83D\uDC67\u200D(?:\uD83D[\uDC66\uDC67]))|\uD83D\uDC66\u200D\uD83D\uDC66|\uD83D\uDC67\u200D(?:\uD83D[\uDC66\uDC67])|\uD83C[\uDF3E\uDF73\uDF93\uDFA4\uDFA8\uDFEB\uDFED]|\uD83D[\uDCBB\uDCBC\uDD27\uDD2C\uDE80\uDE92]|\uD83E[\uDDB0-\uDDB3])|(?:\uD83C[\uDFFB-\uDFFF])\u200D(?:\uD83C[\uDF3E\uDF73\uDF93\uDFA4\uDFA8\uDFEB\uDFED]|\uD83D[\uDCBB\uDCBC\uDD27\uDD2C\uDE80\uDE92]|\uD83E[\uDDB0-\uDDB3]))|\uD83D\uDC69\u200D(?:\u2764\uFE0F\u200D(?:\uD83D\uDC8B\u200D(?:\uD83D[\uDC68\uDC69])|\uD83D[\uDC68\uDC69])|\uD83C[\uDF3E\uDF73\uDF93\uDFA4\uDFA8\uDFEB\uDFED]|\uD83D[\uDCBB\uDCBC\uDD27\uDD2C\uDE80\uDE92]|\uD83E[\uDDB0-\uDDB3])|\uD83D\uDC69\u200D\uD83D\uDC66\u200D\uD83D\uDC66|(?:\uD83D\uDC41\uFE0F\u200D\uD83D\uDDE8|\uD83D\uDC69(?:\uD83C[\uDFFB-\uDFFF])\u200D[\u2695\u2696\u2708]|\uD83D\uDC68(?:(?:\uD83C[\uDFFB-\uDFFF])\u200D[\u2695\u2696\u2708]|\u200D[\u2695\u2696\u2708])|(?:(?:\u26F9|\uD83C[\uDFCB\uDFCC]|\uD83D\uDD75)\uFE0F|\uD83D\uDC6F|\uD83E[\uDD3C\uDDDE\uDDDF])\u200D[\u2640\u2642]|(?:\u26F9|\uD83C[\uDFCB\uDFCC]|\uD83D\uDD75)(?:\uD83C[\uDFFB-\uDFFF])\u200D[\u2640\u2642]|(?:\uD83C[\uDFC3\uDFC4\uDFCA]|\uD83D[\uDC6E\uDC71\uDC73\uDC77\uDC81\uDC82\uDC86\uDC87\uDE45-\uDE47\uDE4B\uDE4D\uDE4E\uDEA3\uDEB4-\uDEB6]|\uD83E[\uDD26\uDD37-\uDD39\uDD3D\uDD3E\uDDB8\uDDB9\uDDD6-\uDDDD])(?:(?:\uD83C[\uDFFB-\uDFFF])\u200D[\u2640\u2642]|\u200D[\u2640\u2642])|\uD83D\uDC69\u200D[\u2695\u2696\u2708])\uFE0F|\uD83D\uDC69\u200D\uD83D\uDC67\u200D(?:\uD83D[\uDC66\uDC67])|\uD83D\uDC69\u200D\uD83D\uDC69\u200D(?:\uD83D[\uDC66\uDC67])|\uD83D\uDC68(?:\u200D(?:(?:\uD83D[\uDC68\uDC69])\u200D(?:\uD83D[\uDC66\uDC67])|\uD83D[\uDC66\uDC67])|\uD83C[\uDFFB-\uDFFF])|\uD83C\uDFF3\uFE0F\u200D\uD83C\uDF08|\uD83D\uDC69\u200D\uD83D\uDC67|\uD83D\uDC69(?:\uD83C[\uDFFB-\uDFFF])\u200D(?:\uD83C[\uDF3E\uDF73\uDF93\uDFA4\uDFA8\uDFEB\uDFED]|\uD83D[\uDCBB\uDCBC\uDD27\uDD2C\uDE80\uDE92]|\uD83E[\uDDB0-\uDDB3])|\uD83D\uDC69\u200D\uD83D\uDC66|\uD83C\uDDF6\uD83C\uDDE6|\uD83C\uDDFD\uD83C\uDDF0|\uD83C\uDDF4\uD83C\uDDF2|\uD83D\uDC69(?:\uD83C[\uDFFB-\uDFFF])|\uD83C\uDDED(?:\uD83C[\uDDF0\uDDF2\uDDF3\uDDF7\uDDF9\uDDFA])|\uD83C\uDDEC(?:\uD83C[\uDDE6\uDDE7\uDDE9-\uDDEE\uDDF1-\uDDF3\uDDF5-\uDDFA\uDDFC\uDDFE])|\uD83C\uDDEA(?:\uD83C[\uDDE6\uDDE8\uDDEA\uDDEC\uDDED\uDDF7-\uDDFA])|\uD83C\uDDE8(?:\uD83C[\uDDE6\uDDE8\uDDE9\uDDEB-\uDDEE\uDDF0-\uDDF5\uDDF7\uDDFA-\uDDFF])|\uD83C\uDDF2(?:\uD83C[\uDDE6\uDDE8-\uDDED\uDDF0-\uDDFF])|\uD83C\uDDF3(?:\uD83C[\uDDE6\uDDE8\uDDEA-\uDDEC\uDDEE\uDDF1\uDDF4\uDDF5\uDDF7\uDDFA\uDDFF])|\uD83C\uDDFC(?:\uD83C[\uDDEB\uDDF8])|\uD83C\uDDFA(?:\uD83C[\uDDE6\uDDEC\uDDF2\uDDF3\uDDF8\uDDFE\uDDFF])|\uD83C\uDDF0(?:\uD83C[\uDDEA\uDDEC-\uDDEE\uDDF2\uDDF3\uDDF5\uDDF7\uDDFC\uDDFE\uDDFF])|\uD83C\uDDEF(?:\uD83C[\uDDEA\uDDF2\uDDF4\uDDF5])|\uD83C\uDDF8(?:\uD83C[\uDDE6-\uDDEA\uDDEC-\uDDF4\uDDF7-\uDDF9\uDDFB\uDDFD-\uDDFF])|\uD83C\uDDEE(?:\uD83C[\uDDE8-\uDDEA\uDDF1-\uDDF4\uDDF6-\uDDF9])|\uD83C\uDDFF(?:\uD83C[\uDDE6\uDDF2\uDDFC])|\uD83C\uDDEB(?:\uD83C[\uDDEE-\uDDF0\uDDF2\uDDF4\uDDF7])|\uD83C\uDDF5(?:\uD83C[\uDDE6\uDDEA-\uDDED\uDDF0-\uDDF3\uDDF7-\uDDF9\uDDFC\uDDFE])|\uD83C\uDDE9(?:\uD83C[\uDDEA\uDDEC\uDDEF\uDDF0\uDDF2\uDDF4\uDDFF])|\uD83C\uDDF9(?:\uD83C[\uDDE6\uDDE8\uDDE9\uDDEB-\uDDED\uDDEF-\uDDF4\uDDF7\uDDF9\uDDFB\uDDFC\uDDFF])|\uD83C\uDDE7(?:\uD83C[\uDDE6\uDDE7\uDDE9-\uDDEF\uDDF1-\uDDF4\uDDF6-\uDDF9\uDDFB\uDDFC\uDDFE\uDDFF])|[#\*0-9]\uFE0F\u20E3|\uD83C\uDDF1(?:\uD83C[\uDDE6-\uDDE8\uDDEE\uDDF0\uDDF7-\uDDFB\uDDFE])|\uD83C\uDDE6(?:\uD83C[\uDDE8-\uDDEC\uDDEE\uDDF1\uDDF2\uDDF4\uDDF6-\uDDFA\uDDFC\uDDFD\uDDFF])|\uD83C\uDDF7(?:\uD83C[\uDDEA\uDDF4\uDDF8\uDDFA\uDDFC])|\uD83C\uDDFB(?:\uD83C[\uDDE6\uDDE8\uDDEA\uDDEC\uDDEE\uDDF3\uDDFA])|\uD83C\uDDFE(?:\uD83C[\uDDEA\uDDF9])|(?
};
var stringWidth = createCommonjsModule(function (module) {
'use strict';
var emojiRegex$$1 = emojiRegex();
module.exports = function (input) {
input = input.replace(emojiRegex$$1, ' ');
if (typeof input !== 'string' || input.length === 0) {
return 0;
}
input = stripAnsi(input);
var width = 0;
for (var i = 0; i < input.length; i++) {
var code = input.codePointAt(i); // Ignore control characters
if (code <= 0x1F || code >= 0x7F && code <= 0x9F) {
continue;
} // Ignore combining characters
if (code >= 0x300 && code <= 0x36F) {
continue;
} // Surrogates
if (code > 0xFFFF) {
i++;
}
width += isFullwidthCodePoint(code) ? 2 : 1;
}
return width;
};
});
var matchOperatorsRe = /[|\\{}()[\]^$+*?.]/g;
var escapeStringRegexp = function escapeStringRegexp(str) {
if (typeof str !== 'string') {
throw new TypeError('Expected a string');
}
return str.replace(matchOperatorsRe, '\\$&');
};
var getLast = function getLast(arr) {
return arr.length > 0 ? arr[arr.length - 1] : null;
};
var notAsciiRegex = /[^\x20-\x7F]/;
function isExportDeclaration(node) {
if (node) {
switch (node.type) {
case "ExportDefaultDeclaration":
case "ExportDefaultSpecifier":
case "DeclareExportDeclaration":
case "ExportNamedDeclaration":
case "ExportAllDeclaration":
return true;
}
}
return false;
}
function getParentExportDeclaration(path) {
var parentNode = path.getParentNode();
if (path.getName() === "declaration" && isExportDeclaration(parentNode)) {
return parentNode;
}
return null;
}
function getPenultimate(arr) {
if (arr.length > 1) {
return arr[arr.length - 2];
}
return null;
}
function skip(chars) {
return function (text, index, opts) {
var backwards = opts && opts.backwards; // Allow `skip` functions to be threaded together without having
// to check for failures (did someone say monads?).
if (index === false) {
return false;
}
var length = text.length;
var cursor = index;
while (cursor >= 0 && cursor < length) {
var c = text.charAt(cursor);
if (chars instanceof RegExp) {
if (!chars.test(c)) {
return cursor;
}
} else if (chars.indexOf(c) === -1) {
return cursor;
}
backwards ? cursor-- : cursor++;
}
if (cursor === -1 || cursor === length) {
// If we reached the beginning or end of the file, return the
// out-of-bounds cursor. It's up to the caller to handle this
// correctly. We don't want to indicate `false` though if it
// actually skipped valid characters.
return cursor;
}
return false;
};
}
var skipWhitespace = skip(/\s/);
var skipSpaces = skip(" \t");
var skipToLineEnd = skip(",; \t");
var skipEverythingButNewLine = skip(/[^\r\n]/);
function skipInlineComment(text, index) {
if (index === false) {
return false;
}
if (text.charAt(index) === "/" && text.charAt(index + 1) === "*") {
for (var i = index + 2; i < text.length; ++i) {
if (text.charAt(i) === "*" && text.charAt(i + 1) === "/") {
return i + 2;
}
}
}
return index;
}
function skipTrailingComment(text, index) {
if (index === false) {
return false;
}
if (text.charAt(index) === "/" && text.charAt(index + 1) === "/") {
return skipEverythingButNewLine(text, index);
}
return index;
} // This one doesn't use the above helper function because it wants to
// test \r\n in order and `skip` doesn't support ordering and we only
// want to skip one newline. It's simple to implement.
function skipNewline(text, index, opts) {
var backwards = opts && opts.backwards;
if (index === false) {
return false;
}
var atIndex = text.charAt(index);
if (backwards) {
if (text.charAt(index - 1) === "\r" && atIndex === "\n") {
return index - 2;
}
if (atIndex === "\n" || atIndex === "\r" || atIndex === "\u2028" || atIndex === "\u2029") {
return index - 1;
}
} else {
if (atIndex === "\r" && text.charAt(index + 1) === "\n") {
return index + 2;
}
if (atIndex === "\n" || atIndex === "\r" || atIndex === "\u2028" || atIndex === "\u2029") {
return index + 1;
}
}
return index;
}
function hasNewline(text, index, opts) {
opts = opts || {};
var idx = skipSpaces(text, opts.backwards ? index - 1 : index, opts);
var idx2 = skipNewline(text, idx, opts);
return idx !== idx2;
}
function hasNewlineInRange(text, start, end) {
for (var i = start; i < end; ++i) {
if (text.charAt(i) === "\n") {
return true;
}
}
return false;
} // Note: this function doesn't ignore leading comments unlike isNextLineEmpty
function isPreviousLineEmpty(text, node, locStart) {
var idx = locStart(node) - 1;
idx = skipSpaces(text, idx, {
backwards: true
});
idx = skipNewline(text, idx, {
backwards: true
});
idx = skipSpaces(text, idx, {
backwards: true
});
var idx2 = skipNewline(text, idx, {
backwards: true
});
return idx !== idx2;
}
function isNextLineEmptyAfterIndex(text, index) {
var oldIdx = null;
var idx = index;
while (idx !== oldIdx) {
// We need to skip all the potential trailing inline comments
oldIdx = idx;
idx = skipToLineEnd(text, idx);
idx = skipInlineComment(text, idx);
idx = skipSpaces(text, idx);
}
idx = skipTrailingComment(text, idx);
idx = skipNewline(text, idx);
return hasNewline(text, idx);
}
function isNextLineEmpty(text, node, locEnd) {
return isNextLineEmptyAfterIndex(text, locEnd(node));
}
function getNextNonSpaceNonCommentCharacterIndexWithStartIndex(text, idx) {
var oldIdx = null;
while (idx !== oldIdx) {
oldIdx = idx;
idx = skipSpaces(text, idx);
idx = skipInlineComment(text, idx);
idx = skipTrailingComment(text, idx);
idx = skipNewline(text, idx);
}
return idx;
}
function getNextNonSpaceNonCommentCharacterIndex(text, node, locEnd) {
return getNextNonSpaceNonCommentCharacterIndexWithStartIndex(text, locEnd(node));
}
function getNextNonSpaceNonCommentCharacter(text, node, locEnd) {
return text.charAt(getNextNonSpaceNonCommentCharacterIndex(text, node, locEnd));
}
function hasSpaces(text, index, opts) {
opts = opts || {};
var idx = skipSpaces(text, opts.backwards ? index - 1 : index, opts);
return idx !== index;
}
function setLocStart(node, index) {
if (node.range) {
node.range[0] = index;
} else {
node.start = index;
}
}
function setLocEnd(node, index) {
if (node.range) {
node.range[1] = index;
} else {
node.end = index;
}
}
var PRECEDENCE = {};
[["|>"], ["||", "??"], ["&&"], ["|"], ["^"], ["&"], ["==", "===", "!=", "!=="], ["<", ">", "<=", ">=", "in", "instanceof"], [">>", "<<", ">>>"], ["+", "-"], ["*", "/", "%"], ["**"]].forEach(function (tier, i) {
tier.forEach(function (op) {
PRECEDENCE[op] = i;
});
});
function getPrecedence(op) {
return PRECEDENCE[op];
}
var equalityOperators = {
"==": true,
"!=": true,
"===": true,
"!==": true
};
var multiplicativeOperators = {
"*": true,
"/": true,
"%": true
};
var bitshiftOperators = {
">>": true,
">>>": true,
"<<": true
};
function shouldFlatten(parentOp, nodeOp) {
if (getPrecedence(nodeOp) !== getPrecedence(parentOp)) {
return false;
} // ** is right-associative
// x ** y ** z --> x ** (y ** z)
if (parentOp === "**") {
return false;
} // x == y == z --> (x == y) == z
if (equalityOperators[parentOp] && equalityOperators[nodeOp]) {
return false;
} // x * y % z --> (x * y) % z
if (nodeOp === "%" && multiplicativeOperators[parentOp] || parentOp === "%" && multiplicativeOperators[nodeOp]) {
return false;
} // x * y / z --> (x * y) / z
// x / y * z --> (x / y) * z
if (nodeOp !== parentOp && multiplicativeOperators[nodeOp] && multiplicativeOperators[parentOp]) {
return false;
} // x << y << z --> (x << y) << z
if (bitshiftOperators[parentOp] && bitshiftOperators[nodeOp]) {
return false;
}
return true;
}
function isBitwiseOperator(operator) {
return !!bitshiftOperators[operator] || operator === "|" || operator === "^" || operator === "&";
} // Tests if an expression starts with `{`, or (if forbidFunctionClassAndDoExpr
// holds) `function`, `class`, or `do {}`. Will be overzealous if there's
// already necessary grouping parentheses.
function startsWithNoLookaheadToken(node, forbidFunctionClassAndDoExpr) {
node = getLeftMost(node);
switch (node.type) {
case "FunctionExpression":
case "ClassExpression":
case "DoExpression":
return forbidFunctionClassAndDoExpr;
case "ObjectExpression":
return true;
case "MemberExpression":
return startsWithNoLookaheadToken(node.object, forbidFunctionClassAndDoExpr);
case "TaggedTemplateExpression":
if (node.tag.type === "FunctionExpression") {
// IIFEs are always already parenthesized
return false;
}
return startsWithNoLookaheadToken(node.tag, forbidFunctionClassAndDoExpr);
case "CallExpression":
if (node.callee.type === "FunctionExpression") {
// IIFEs are always already parenthesized
return false;
}
return startsWithNoLookaheadToken(node.callee, forbidFunctionClassAndDoExpr);
case "ConditionalExpression":
return startsWithNoLookaheadToken(node.test, forbidFunctionClassAndDoExpr);
case "UpdateExpression":
return !node.prefix && startsWithNoLookaheadToken(node.argument, forbidFunctionClassAndDoExpr);
case "BindExpression":
return node.object && startsWithNoLookaheadToken(node.object, forbidFunctionClassAndDoExpr);
case "SequenceExpression":
return startsWithNoLookaheadToken(node.expressions[0], forbidFunctionClassAndDoExpr);
case "TSAsExpression":
return startsWithNoLookaheadToken(node.expression, forbidFunctionClassAndDoExpr);
default:
return false;
}
}
function getLeftMost(node) {
if (node.left) {
return getLeftMost(node.left);
}
return node;
}
function getAlignmentSize(value, tabWidth, startIndex) {
startIndex = startIndex || 0;
var size = 0;
for (var i = startIndex; i < value.length; ++i) {
if (value[i] === "\t") {
// Tabs behave in a way that they are aligned to the nearest
// multiple of tabWidth:
// 0 -> 4, 1 -> 4, 2 -> 4, 3 -> 4
// 4 -> 8, 5 -> 8, 6 -> 8, 7 -> 8 ...
size = size + tabWidth - size % tabWidth;
} else {
size++;
}
}
return size;
}
function getIndentSize(value, tabWidth) {
var lastNewlineIndex = value.lastIndexOf("\n");
if (lastNewlineIndex === -1) {
return 0;
}
return getAlignmentSize( // All the leading whitespaces
value.slice(lastNewlineIndex + 1).match(/^[ \t]*/)[0], tabWidth);
}
function getPreferredQuote(raw, preferredQuote) {
// `rawContent` is the string exactly like it appeared in the input source
// code, without its enclosing quotes.
var rawContent = raw.slice(1, -1);
var double = {
quote: '"',
regex: /"/g
};
var single = {
quote: "'",
regex: /'/g
};
var preferred = preferredQuote === "'" ? single : double;
var alternate = preferred === single ? double : single;
var result = preferred.quote; // If `rawContent` contains at least one of the quote preferred for enclosing
// the string, we might want to enclose with the alternate quote instead, to
// minimize the number of escaped quotes.
if (rawContent.includes(preferred.quote) || rawContent.includes(alternate.quote)) {
var numPreferredQuotes = (rawContent.match(preferred.regex) || []).length;
var numAlternateQuotes = (rawContent.match(alternate.regex) || []).length;
result = numPreferredQuotes > numAlternateQuotes ? alternate.quote : preferred.quote;
}
return result;
}
function printString(raw, options, isDirectiveLiteral) {
// `rawContent` is the string exactly like it appeared in the input source
// code, without its enclosing quotes.
var rawContent = raw.slice(1, -1); // Check for the alternate quote, to determine if we're allowed to swap
// the quotes on a DirectiveLiteral.
var canChangeDirectiveQuotes = !rawContent.includes('"') && !rawContent.includes("'");
var enclosingQuote = options.parser === "json" ? '"' : options.__isInHtmlAttribute ? "'" : getPreferredQuote(raw, options.singleQuote ? "'" : '"'); // Directives are exact code unit sequences, which means that you can't
// change the escape sequences they use.
// See https://github.com/prettier/prettier/issues/1555
// and https://tc39.github.io/ecma262/#directive-prologue
if (isDirectiveLiteral) {
if (canChangeDirectiveQuotes) {
return enclosingQuote + rawContent + enclosingQuote;
}
return raw;
} // It might sound unnecessary to use `makeString` even if the string already
// is enclosed with `enclosingQuote`, but it isn't. The string could contain
// unnecessary escapes (such as in `"\'"`). Always using `makeString` makes
// sure that we consistently output the minimum amount of escaped quotes.
return makeString(rawContent, enclosingQuote, !(options.parser === "css" || options.parser === "less" || options.parser === "scss" || options.embeddedInHtml));
}
function makeString(rawContent, enclosingQuote, unescapeUnnecessaryEscapes) {
var otherQuote = enclosingQuote === '"' ? "'" : '"'; // Matches _any_ escape and unescaped quotes (both single and double).
var regex = /\\([\s\S])|(['"])/g; // Escape and unescape single and double quotes as needed to be able to
// enclose `rawContent` with `enclosingQuote`.
var newContent = rawContent.replace(regex, function (match, escaped, quote) {
// If we matched an escape, and the escaped character is a quote of the
// other type than we intend to enclose the string with, there's no need for
// it to be escaped, so return it _without_ the backslash.
if (escaped === otherQuote) {
return escaped;
} // If we matched an unescaped quote and it is of the _same_ type as we
// intend to enclose the string with, it must be escaped, so return it with
// a backslash.
if (quote === enclosingQuote) {
return "\\" + quote;
}
if (quote) {
return quote;
} // Unescape any unnecessarily escaped character.
// Adapted from https://github.com/eslint/eslint/blob/de0b4ad7bd820ade41b1f606008bea68683dc11a/lib/rules/no-useless-escape.js#L27
return unescapeUnnecessaryEscapes && /^[^\\nrvtbfux\r\n\u2028\u2029"'0-7]$/.test(escaped) ? escaped : "\\" + escaped;
});
return enclosingQuote + newContent + enclosingQuote;
}
function printNumber(rawNumber) {
return rawNumber.toLowerCase() // Remove unnecessary plus and zeroes from scientific notation.
.replace(/^([+-]?[\d.]+e)(?:\+|(-))?0*(\d)/, "$1$2$3") // Remove unnecessary scientific notation (1e0).
.replace(/^([+-]?[\d.]+)e[+-]?0+$/, "$1") // Make sure numbers always start with a digit.
.replace(/^([+-])?\./, "$10.") // Remove extraneous trailing decimal zeroes.
.replace(/(\.\d+?)0+(?=e|$)/, "$1") // Remove trailing dot.
.replace(/\.(?=e|$)/, "");
}
function getMaxContinuousCount(str, target) {
var results = str.match(new RegExp("(".concat(escapeStringRegexp(target), ")+"), "g"));
if (results === null) {
return 0;
}
return results.reduce(function (maxCount, result) {
return Math.max(maxCount, result.length / target.length);
}, 0);
}
function getMinNotPresentContinuousCount(str, target) {
var matches = str.match(new RegExp("(".concat(escapeStringRegexp(target), ")+"), "g"));
if (matches === null) {
return 0;
}
var countPresent = new Map();
var max = 0;
var _iteratorNormalCompletion = true;
var _didIteratorError = false;
var _iteratorError = undefined;
try {
for (var _iterator = matches[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
var match = _step.value;
var count = match.length / target.length;
countPresent.set(count, true);
if (count > max) {
max = count;
}
}
} catch (err) {
_didIteratorError = true;
_iteratorError = err;
} finally {
try {
if (!_iteratorNormalCompletion && _iterator.return != null) {
_iterator.return();
}
} finally {
if (_didIteratorError) {
throw _iteratorError;
}
}
}
for (var i = 1; i < max; i++) {
if (!countPresent.get(i)) {
return i;
}
}
return max + 1;
}
function getStringWidth$1(text) {
if (!text) {
return 0;
} // shortcut to avoid needless string `RegExp`s, replacements, and allocations within `string-width`
if (!notAsciiRegex.test(text)) {
return text.length;
}
return stringWidth(text);
}
function hasIgnoreComment(path) {
var node = path.getValue();
return hasNodeIgnoreComment(node);
}
function hasNodeIgnoreComment(node) {
return node && node.comments && node.comments.length > 0 && node.comments.some(function (comment) {
return comment.value.trim() === "prettier-ignore";
});
}
function matchAncestorTypes(path, types, index) {
index = index || 0;
types = types.slice();
while (types.length) {
var parent = path.getParentNode(index);
var type = types.shift();
if (!parent || parent.type !== type) {
return false;
}
index++;
}
return true;
}
function addCommentHelper(node, comment) {
var comments = node.comments || (node.comments = []);
comments.push(comment);
comment.printed = false; // For some reason, TypeScript parses `// x` inside of JSXText as a comment
// We already "print" it via the raw text, we don't need to re-print it as a
// comment
if (node.type === "JSXText") {
comment.printed = true;
}
}
function addLeadingComment(node, comment) {
comment.leading = true;
comment.trailing = false;
addCommentHelper(node, comment);
}
function addDanglingComment(node, comment) {
comment.leading = false;
comment.trailing = false;
addCommentHelper(node, comment);
}
function addTrailingComment(node, comment) {
comment.leading = false;
comment.trailing = true;
addCommentHelper(node, comment);
}
function isWithinParentArrayProperty(path, propertyName) {
var node = path.getValue();
var parent = path.getParentNode();
if (parent == null) {
return false;
}
if (!Array.isArray(parent[propertyName])) {
return false;
}
var key = path.getName();
return parent[propertyName][key] === node;
}
function replaceEndOfLineWith(text, replacement) {
var parts = [];
var _iteratorNormalCompletion2 = true;
var _didIteratorError2 = false;
var _iteratorError2 = undefined;
try {
for (var _iterator2 = text.split("\n")[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
var part = _step2.value;
if (parts.length !== 0) {
parts.push(replacement);
}
parts.push(part);
}
} catch (err) {
_didIteratorError2 = true;
_iteratorError2 = err;
} finally {
try {
if (!_iteratorNormalCompletion2 && _iterator2.return != null) {
_iterator2.return();
}
} finally {
if (_didIteratorError2) {
throw _iteratorError2;
}
}
}
return parts;
}
var util = {
replaceEndOfLineWith: replaceEndOfLineWith,
getStringWidth: getStringWidth$1,
getMaxContinuousCount: getMaxContinuousCount,
getMinNotPresentContinuousCount: getMinNotPresentContinuousCount,
getPrecedence: getPrecedence,
shouldFlatten: shouldFlatten,
isBitwiseOperator: isBitwiseOperator,
isExportDeclaration: isExportDeclaration,
getParentExportDeclaration: getParentExportDeclaration,
getPenultimate: getPenultimate,
getLast: getLast,
getNextNonSpaceNonCommentCharacterIndexWithStartIndex: getNextNonSpaceNonCommentCharacterIndexWithStartIndex,
getNextNonSpaceNonCommentCharacterIndex: getNextNonSpaceNonCommentCharacterIndex,
getNextNonSpaceNonCommentCharacter: getNextNonSpaceNonCommentCharacter,
skip: skip,
skipWhitespace: skipWhitespace,
skipSpaces: skipSpaces,
skipToLineEnd: skipToLineEnd,
skipEverythingButNewLine: skipEverythingButNewLine,
skipInlineComment: skipInlineComment,
skipTrailingComment: skipTrailingComment,
skipNewline: skipNewline,
isNextLineEmptyAfterIndex: isNextLineEmptyAfterIndex,
isNextLineEmpty: isNextLineEmpty,
isPreviousLineEmpty: isPreviousLineEmpty,
hasNewline: hasNewline,
hasNewlineInRange: hasNewlineInRange,
hasSpaces: hasSpaces,
setLocStart: setLocStart,
setLocEnd: setLocEnd,
startsWithNoLookaheadToken: startsWithNoLookaheadToken,
getAlignmentSize: getAlignmentSize,
getIndentSize: getIndentSize,
getPreferredQuote: getPreferredQuote,
printString: printString,
printNumber: printNumber,
hasIgnoreComment: hasIgnoreComment,
hasNodeIgnoreComment: hasNodeIgnoreComment,
makeString: makeString,
matchAncestorTypes: matchAncestorTypes,
addLeadingComment: addLeadingComment,
addDanglingComment: addDanglingComment,
addTrailingComment: addTrailingComment,
isWithinParentArrayProperty: isWithinParentArrayProperty
};
function guessEndOfLine(text) {
var index = text.indexOf("\r");
if (index >= 0) {
return text.charAt(index + 1) === "\n" ? "crlf" : "cr";
}
return "lf";
}
function convertEndOfLineToChars$1(value) {
switch (value) {
case "cr":
return "\r";
case "crlf":
return "\r\n";
default:
return "\n";
}
}
var endOfLine = {
guessEndOfLine: guessEndOfLine,
convertEndOfLineToChars: convertEndOfLineToChars$1
};
var getStringWidth = util.getStringWidth;
var convertEndOfLineToChars = endOfLine.convertEndOfLineToChars;
var concat$1 = docBuilders.concat;
var fill$1 = docBuilders.fill;
var cursor$1 = docBuilders.cursor;
/** @type {{[groupId: PropertyKey]: MODE}} */
var groupModeMap;
var MODE_BREAK = 1;
var MODE_FLAT = 2;
function rootIndent() {
return {
value: "",
length: 0,
queue: []
};
}
function makeIndent(ind, options) {
return generateInd(ind, {
type: "indent"
}, options);
}
function makeAlign(ind, n, options) {
return n === -Infinity ? ind.root || rootIndent() : n < 0 ? generateInd(ind, {
type: "dedent"
}, options) : !n ? ind : n.type === "root" ? Object.assign({}, ind, {
root: ind
}) : typeof n === "string" ? generateInd(ind, {
type: "stringAlign",
n: n
}, options) : generateInd(ind, {
type: "numberAlign",
n: n
}, options);
}
function generateInd(ind, newPart, options) {
var queue = newPart.type === "dedent" ? ind.queue.slice(0, -1) : ind.queue.concat(newPart);
var value = "";
var length = 0;
var lastTabs = 0;
var lastSpaces = 0;
var _iteratorNormalCompletion = true;
var _didIteratorError = false;
var _iteratorError = undefined;
try {
for (var _iterator = queue[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
var part = _step.value;
switch (part.type) {
case "indent":
flush();
if (options.useTabs) {
addTabs(1);
} else {
addSpaces(options.tabWidth);
}
break;
case "stringAlign":
flush();
value += part.n;
length += part.n.length;
break;
case "numberAlign":
lastTabs += 1;
lastSpaces += part.n;
break;
/* istanbul ignore next */
default:
throw new Error("Unexpected type '".concat(part.type, "'"));
}
}
} catch (err) {
_didIteratorError = true;
_iteratorError = err;
} finally {
try {
if (!_iteratorNormalCompletion && _iterator.return != null) {
_iterator.return();
}
} finally {
if (_didIteratorError) {
throw _iteratorError;
}
}
}
flushSpaces();
return Object.assign({}, ind, {
value: value,
length: length,
queue: queue
});
function addTabs(count) {
value += "\t".repeat(count);
length += options.tabWidth * count;
}
function addSpaces(count) {
value += " ".repeat(count);
length += count;
}
function flush() {
if (options.useTabs) {
flushTabs();
} else {
flushSpaces();
}
}
function flushTabs() {
if (lastTabs > 0) {
addTabs(lastTabs);
}
resetLast();
}
function flushSpaces() {
if (lastSpaces > 0) {
addSpaces(lastSpaces);
}
resetLast();
}
function resetLast() {
lastTabs = 0;
lastSpaces = 0;
}
}
function trim$1(out) {
if (out.length === 0) {
return 0;
}
var trimCount = 0; // Trim whitespace at the end of line
while (out.length > 0 && typeof out[out.length - 1] === "string" && out[out.length - 1].match(/^[ \t]*$/)) {
trimCount += out.pop().length;
}
if (out.length && typeof out[out.length - 1] === "string") {
var trimmed = out[out.length - 1].replace(/[ \t]*$/, "");
trimCount += out[out.length - 1].length - trimmed.length;
out[out.length - 1] = trimmed;
}
return trimCount;
}
function fits(next, restCommands, width, options, mustBeFlat) {
var restIdx = restCommands.length;
var cmds = [next]; // `out` is only used for width counting because `trim` requires to look
// backwards for space characters.
var out = [];
while (width >= 0) {
if (cmds.length === 0) {
if (restIdx === 0) {
return true;
}
cmds.push(restCommands[restIdx - 1]);
restIdx--;
continue;
}
var x = cmds.pop();
var ind = x[0];
var mode = x[1];
var doc = x[2];
if (typeof doc === "string") {
out.push(doc);
width -= getStringWidth(doc);
} else {
switch (doc.type) {
case "concat":
for (var i = doc.parts.length - 1; i >= 0; i--) {
cmds.push([ind, mode, doc.parts[i]]);
}
break;
case "indent":
cmds.push([makeIndent(ind, options), mode, doc.contents]);
break;
case "align":
cmds.push([makeAlign(ind, doc.n, options), mode, doc.contents]);
break;
case "trim":
width += trim$1(out);
break;
case "group":
if (mustBeFlat && doc.break) {
return false;
}
cmds.push([ind, doc.break ? MODE_BREAK : mode, doc.contents]);
if (doc.id) {
groupModeMap[doc.id] = cmds[cmds.length - 1][1];
}
break;
case "fill":
for (var _i = doc.parts.length - 1; _i >= 0; _i--) {
cmds.push([ind, mode, doc.parts[_i]]);
}
break;
case "if-break":
{
var groupMode = doc.groupId ? groupModeMap[doc.groupId] : mode;
if (groupMode === MODE_BREAK) {
if (doc.breakContents) {
cmds.push([ind, mode, doc.breakContents]);
}
}
if (groupMode === MODE_FLAT) {
if (doc.flatContents) {
cmds.push([ind, mode, doc.flatContents]);
}
}
break;
}
case "line":
switch (mode) {
// fallthrough
case MODE_FLAT:
if (!doc.hard) {
if (!doc.soft) {
out.push(" ");
width -= 1;
}
break;
}
return true;
case MODE_BREAK:
return true;
}
break;
}
}
}
return false;
}
function printDocToString(doc, options) {
groupModeMap = {};
var width = options.printWidth;
var newLine = convertEndOfLineToChars(options.endOfLine);
var pos = 0; // cmds is basically a stack. We've turned a recursive call into a
// while loop which is much faster. The while loop below adds new
// cmds to the array instead of recursively calling `print`.
var cmds = [[rootIndent(), MODE_BREAK, doc]];
var out = [];
var shouldRemeasure = false;
var lineSuffix = [];
while (cmds.length !== 0) {
var x = cmds.pop();
var ind = x[0];
var mode = x[1];
var _doc = x[2];
if (typeof _doc === "string") {
out.push(_doc);
pos += getStringWidth(_doc);
} else {
switch (_doc.type) {
case "cursor":
out.push(cursor$1.placeholder);
break;
case "concat":
for (var i = _doc.parts.length - 1; i >= 0; i--) {
cmds.push([ind, mode, _doc.parts[i]]);
}
break;
case "indent":
cmds.push([makeIndent(ind, options), mode, _doc.contents]);
break;
case "align":
cmds.push([makeAlign(ind, _doc.n, options), mode, _doc.contents]);
break;
case "trim":
pos -= trim$1(out);
break;
case "group":
switch (mode) {
case MODE_FLAT:
if (!shouldRemeasure) {
cmds.push([ind, _doc.break ? MODE_BREAK : MODE_FLAT, _doc.contents]);
break;
}
// fallthrough
case MODE_BREAK:
{
shouldRemeasure = false;
var next = [ind, MODE_FLAT, _doc.contents];
var rem = width - pos;
if (!_doc.break && fits(next, cmds, rem, options)) {
cmds.push(next);
} else {
// Expanded states are a rare case where a document
// can manually provide multiple representations of
// itself. It provides an array of documents
// going from the least expanded (most flattened)
// representation first to the most expanded. If a
// group has these, we need to manually go through
// these states and find the first one that fits.
if (_doc.expandedStates) {
var mostExpanded = _doc.expandedStates[_doc.expandedStates.length - 1];
if (_doc.break) {
cmds.push([ind, MODE_BREAK, mostExpanded]);
break;
} else {
for (var _i2 = 1; _i2 < _doc.expandedStates.length + 1; _i2++) {
if (_i2 >= _doc.expandedStates.length) {
cmds.push([ind, MODE_BREAK, mostExpanded]);
break;
} else {
var state = _doc.expandedStates[_i2];
var cmd = [ind, MODE_FLAT, state];
if (fits(cmd, cmds, rem, options)) {
cmds.push(cmd);
break;
}
}
}
}
} else {
cmds.push([ind, MODE_BREAK, _doc.contents]);
}
}
break;
}
}
if (_doc.id) {
groupModeMap[_doc.id] = cmds[cmds.length - 1][1];
}
break;
// Fills each line with as much code as possible before moving to a new
// line with the same indentation.
//
// Expects doc.parts to be an array of alternating content and
// whitespace. The whitespace contains the linebreaks.
//
// For example:
// ["I", line, "love", line, "monkeys"]
// or
// [{ type: group, ... }, softline, { type: group, ... }]
//
// It uses this parts structure to handle three main layout cases:
// * The first two content items fit on the same line without
// breaking
// -> output the first content item and the whitespace "flat".
// * Only the first content item fits on the line without breaking
// -> output the first content item "flat" and the whitespace with
// "break".
// * Neither content item fits on the line without breaking
// -> output the first content item and the whitespace with "break".
case "fill":
{
var _rem = width - pos;
var parts = _doc.parts;
if (parts.length === 0) {
break;
}
var content = parts[0];
var contentFlatCmd = [ind, MODE_FLAT, content];
var contentBreakCmd = [ind, MODE_BREAK, content];
var contentFits = fits(contentFlatCmd, [], _rem, options, true);
if (parts.length === 1) {
if (contentFits) {
cmds.push(contentFlatCmd);
} else {
cmds.push(contentBreakCmd);
}
break;
}
var whitespace = parts[1];
var whitespaceFlatCmd = [ind, MODE_FLAT, whitespace];
var whitespaceBreakCmd = [ind, MODE_BREAK, whitespace];
if (parts.length === 2) {
if (contentFits) {
cmds.push(whitespaceFlatCmd);
cmds.push(contentFlatCmd);
} else {
cmds.push(whitespaceBreakCmd);
cmds.push(contentBreakCmd);
}
break;
} // At this point we've handled the first pair (context, separator)
// and will create a new fill doc for the rest of the content.
// Ideally we wouldn't mutate the array here but coping all the
// elements to a new array would make this algorithm quadratic,
// which is unusable for large arrays (e.g. large texts in JSX).
parts.splice(0, 2);
var remainingCmd = [ind, mode, fill$1(parts)];
var secondContent = parts[0];
var firstAndSecondContentFlatCmd = [ind, MODE_FLAT, concat$1([content, whitespace, secondContent])];
var firstAndSecondContentFits = fits(firstAndSecondContentFlatCmd, [], _rem, options, true);
if (firstAndSecondContentFits) {
cmds.push(remainingCmd);
cmds.push(whitespaceFlatCmd);
cmds.push(contentFlatCmd);
} else if (contentFits) {
cmds.push(remainingCmd);
cmds.push(whitespaceBreakCmd);
cmds.push(contentFlatCmd);
} else {
cmds.push(remainingCmd);
cmds.push(whitespaceBreakCmd);
cmds.push(contentBreakCmd);
}
break;
}
case "if-break":
{
var groupMode = _doc.groupId ? groupModeMap[_doc.groupId] : mode;
if (groupMode === MODE_BREAK) {
if (_doc.breakContents) {
cmds.push([ind, mode, _doc.breakContents]);
}
}
if (groupMode === MODE_FLAT) {
if (_doc.flatContents) {
cmds.push([ind, mode, _doc.flatContents]);
}
}
break;
}
case "line-suffix":
lineSuffix.push([ind, mode, _doc.contents]);
break;
case "line-suffix-boundary":
if (lineSuffix.length > 0) {
cmds.push([ind, mode, {
type: "line",
hard: true
}]);
}
break;
case "line":
switch (mode) {
case MODE_FLAT:
if (!_doc.hard) {
if (!_doc.soft) {
out.push(" ");
pos += 1;
}
break;
} else {
// This line was forced into the output even if we
// were in flattened mode, so we need to tell the next
// group that no matter what, it needs to remeasure
// because the previous measurement didn't accurately
// capture the entire expression (this is necessary
// for nested groups)
shouldRemeasure = true;
}
// fallthrough
case MODE_BREAK:
if (lineSuffix.length) {
cmds.push([ind, mode, _doc]);
[].push.apply(cmds, lineSuffix.reverse());
lineSuffix = [];
break;
}
if (_doc.literal) {
if (ind.root) {
out.push(newLine, ind.root.value);
pos = ind.root.length;
} else {
out.push(newLine);
pos = 0;
}
} else {
pos -= trim$1(out);
out.push(newLine + ind.value);
pos = ind.length;
}
break;
}
break;
default:
}
}
}
var cursorPlaceholderIndex = out.indexOf(cursor$1.placeholder);
if (cursorPlaceholderIndex !== -1) {
var otherCursorPlaceholderIndex = out.indexOf(cursor$1.placeholder, cursorPlaceholderIndex + 1);
var beforeCursor = out.slice(0, cursorPlaceholderIndex).join("");
var aroundCursor = out.slice(cursorPlaceholderIndex + 1, otherCursorPlaceholderIndex).join("");
var afterCursor = out.slice(otherCursorPlaceholderIndex + 1).join("");
return {
formatted: beforeCursor + aroundCursor + afterCursor,
cursorNodeStart: beforeCursor.length,
cursorNodeText: aroundCursor
};
}
return {
formatted: out.join("")
};
}
var docPrinter = {
printDocToString: printDocToString
};
var traverseDocOnExitStackMarker = {};
function traverseDoc(doc, onEnter, onExit, shouldTraverseConditionalGroups) {
var docsStack = [doc];
while (docsStack.length !== 0) {
var _doc = docsStack.pop();
if (_doc === traverseDocOnExitStackMarker) {
onExit(docsStack.pop());
continue;
}
var shouldRecurse = true;
if (onEnter) {
if (onEnter(_doc) === false) {
shouldRecurse = false;
}
}
if (onExit) {
docsStack.push(_doc);
docsStack.push(traverseDocOnExitStackMarker);
}
if (shouldRecurse) {
// When there are multiple parts to process,
// the parts need to be pushed onto the stack in reverse order,
// so that they are processed in the original order
// when the stack is popped.
if (_doc.type === "concat" || _doc.type === "fill") {
for (var ic = _doc.parts.length, i = ic - 1; i >= 0; --i) {
docsStack.push(_doc.parts[i]);
}
} else if (_doc.type === "if-break") {
if (_doc.flatContents) {
docsStack.push(_doc.flatContents);
}
if (_doc.breakContents) {
docsStack.push(_doc.breakContents);
}
} else if (_doc.type === "group" && _doc.expandedStates) {
if (shouldTraverseConditionalGroups) {
for (var _ic = _doc.expandedStates.length, _i = _ic - 1; _i >= 0; --_i) {
docsStack.push(_doc.expandedStates[_i]);
}
} else {
docsStack.push(_doc.contents);
}
} else if (_doc.contents) {
docsStack.push(_doc.contents);
}
}
}
}
function mapDoc(doc, cb) {
if (doc.type === "concat" || doc.type === "fill") {
var parts = doc.parts.map(function (part) {
return mapDoc(part, cb);
});
return cb(Object.assign({}, doc, {
parts: parts
}));
} else if (doc.type === "if-break") {
var breakContents = doc.breakContents && mapDoc(doc.breakContents, cb);
var flatContents = doc.flatContents && mapDoc(doc.flatContents, cb);
return cb(Object.assign({}, doc, {
breakContents: breakContents,
flatContents: flatContents
}));
} else if (doc.contents) {
var contents = mapDoc(doc.contents, cb);
return cb(Object.assign({}, doc, {
contents: contents
}));
}
return cb(doc);
}
function findInDoc(doc, fn, defaultValue) {
var result = defaultValue;
var hasStopped = false;
function findInDocOnEnterFn(doc) {
var maybeResult = fn(doc);
if (maybeResult !== undefined) {
hasStopped = true;
result = maybeResult;
}
if (hasStopped) {
return false;
}
}
traverseDoc(doc, findInDocOnEnterFn);
return result;
}
function isEmpty(n) {
return typeof n === "string" && n.length === 0;
}
function isLineNextFn(doc) {
if (typeof doc === "string") {
return false;
}
if (doc.type === "line") {
return true;
}
}
function isLineNext(doc) {
return findInDoc(doc, isLineNextFn, false);
}
function willBreakFn(doc) {
if (doc.type === "group" && doc.break) {
return true;
}
if (doc.type === "line" && doc.hard) {
return true;
}
if (doc.type === "break-parent") {
return true;
}
}
function willBreak(doc) {
return findInDoc(doc, willBreakFn, false);
}
function breakParentGroup(groupStack) {
if (groupStack.length > 0) {
var parentGroup = groupStack[groupStack.length - 1]; // Breaks are not propagated through conditional groups because
// the user is expected to manually handle what breaks.
if (!parentGroup.expandedStates) {
parentGroup.break = true;
}
}
return null;
}
function propagateBreaks(doc) {
var alreadyVisitedSet = new Set();
var groupStack = [];
function propagateBreaksOnEnterFn(doc) {
if (doc.type === "break-parent") {
breakParentGroup(groupStack);
}
if (doc.type === "group") {
groupStack.push(doc);
if (alreadyVisitedSet.has(doc)) {
return false;
}
alreadyVisitedSet.add(doc);
}
}
function propagateBreaksOnExitFn(doc) {
if (doc.type === "group") {
var group = groupStack.pop();
if (group.break) {
breakParentGroup(groupStack);
}
}
}
traverseDoc(doc, propagateBreaksOnEnterFn, propagateBreaksOnExitFn,
/* shouldTraverseConditionalGroups */
true);
}
function removeLinesFn(doc) {
// Force this doc into flat mode by statically converting all
// lines into spaces (or soft lines into nothing). Hard lines
// should still output because there's too great of a chance
// of breaking existing assumptions otherwise.
if (doc.type === "line" && !doc.hard) {
return doc.soft ? "" : " ";
} else if (doc.type === "if-break") {
return doc.flatContents || "";
}
return doc;
}
function removeLines(doc) {
return mapDoc(doc, removeLinesFn);
}
function stripTrailingHardline(doc) {
// HACK remove ending hardline, original PR: #1984
if (doc.type === "concat" && doc.parts.length !== 0) {
var lastPart = doc.parts[doc.parts.length - 1];
if (lastPart.type === "concat") {
if (lastPart.parts.length === 2 && lastPart.parts[0].hard && lastPart.parts[1].type === "break-parent") {
return {
type: "concat",
parts: doc.parts.slice(0, -1)
};
}
return {
type: "concat",
parts: doc.parts.slice(0, -1).concat(stripTrailingHardline(lastPart))
};
}
}
return doc;
}
var docUtils = {
isEmpty: isEmpty,
willBreak: willBreak,
isLineNext: isLineNext,
traverseDoc: traverseDoc,
findInDoc: findInDoc,
mapDoc: mapDoc,
propagateBreaks: propagateBreaks,
removeLines: removeLines,
stripTrailingHardline: stripTrailingHardline
};
function flattenDoc(doc) {
if (doc.type === "concat") {
var res = [];
for (var i = 0; i < doc.parts.length; ++i) {
var doc2 = doc.parts[i];
if (typeof doc2 !== "string" && doc2.type === "concat") {
[].push.apply(res, flattenDoc(doc2).parts);
} else {
var flattened = flattenDoc(doc2);
if (flattened !== "") {
res.push(flattened);
}
}
}
return Object.assign({}, doc, {
parts: res
});
} else if (doc.type === "if-break") {
return Object.assign({}, doc, {
breakContents: doc.breakContents != null ? flattenDoc(doc.breakContents) : null,
flatContents: doc.flatContents != null ? flattenDoc(doc.flatContents) : null
});
} else if (doc.type === "group") {
return Object.assign({}, doc, {
contents: flattenDoc(doc.contents),
expandedStates: doc.expandedStates ? doc.expandedStates.map(flattenDoc) : doc.expandedStates
});
} else if (doc.contents) {
return Object.assign({}, doc, {
contents: flattenDoc(doc.contents)
});
}
return doc;
}
function printDoc(doc) {
if (typeof doc === "string") {
return JSON.stringify(doc);
}
if (doc.type === "line") {
if (doc.literal) {
return "literalline";
}
if (doc.hard) {
return "hardline";
}
if (doc.soft) {
return "softline";
}
return "line";
}
if (doc.type === "break-parent") {
return "breakParent";
}
if (doc.type === "trim") {
return "trim";
}
if (doc.type === "concat") {
return "[" + doc.parts.map(printDoc).join(", ") + "]";
}
if (doc.type === "indent") {
return "indent(" + printDoc(doc.contents) + ")";
}
if (doc.type === "align") {
return doc.n === -Infinity ? "dedentToRoot(" + printDoc(doc.contents) + ")" : doc.n < 0 ? "dedent(" + printDoc(doc.contents) + ")" : doc.n.type === "root" ? "markAsRoot(" + printDoc(doc.contents) + ")" : "align(" + JSON.stringify(doc.n) + ", " + printDoc(doc.contents) + ")";
}
if (doc.type === "if-break") {
return "ifBreak(" + printDoc(doc.breakContents) + (doc.flatContents ? ", " + printDoc(doc.flatContents) : "") + ")";
}
if (doc.type === "group") {
if (doc.expandedStates) {
return "conditionalGroup(" + "[" + doc.expandedStates.map(printDoc).join(",") + "])";
}
return (doc.break ? "wrappedGroup" : "group") + "(" + printDoc(doc.contents) + ")";
}
if (doc.type === "fill") {
return "fill" + "(" + doc.parts.map(printDoc).join(", ") + ")";
}
if (doc.type === "line-suffix") {
return "lineSuffix(" + printDoc(doc.contents) + ")";
}
if (doc.type === "line-suffix-boundary") {
return "lineSuffixBoundary";
}
throw new Error("Unknown doc type " + doc.type);
}
var docDebug = {
printDocToDebug: function printDocToDebug(doc) {
return printDoc(flattenDoc(doc));
}
};
var doc = {
builders: docBuilders,
printer: docPrinter,
utils: docUtils,
debug: docDebug
};
return doc;
})));
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