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js-yaml.js
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js-yaml.js
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/* js-yaml 3.11.0 https://github.com/nodeca/js-yaml */(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.jsyaml = f()}})(function(){var define,module,exports;return (function(){function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}return e})()({1:[function(require,module,exports){
'use strict';
var loader = require('./js-yaml/loader');
var dumper = require('./js-yaml/dumper');
function deprecated(name) {
return function () {
throw new Error('Function ' + name + ' is deprecated and cannot be used.');
};
}
module.exports.Type = require('./js-yaml/type');
module.exports.Schema = require('./js-yaml/schema');
module.exports.FAILSAFE_SCHEMA = require('./js-yaml/schema/failsafe');
module.exports.JSON_SCHEMA = require('./js-yaml/schema/json');
module.exports.CORE_SCHEMA = require('./js-yaml/schema/core');
module.exports.DEFAULT_SAFE_SCHEMA = require('./js-yaml/schema/default_safe');
module.exports.DEFAULT_FULL_SCHEMA = require('./js-yaml/schema/default_full');
module.exports.load = loader.load;
module.exports.loadAll = loader.loadAll;
module.exports.safeLoad = loader.safeLoad;
module.exports.safeLoadAll = loader.safeLoadAll;
module.exports.dump = dumper.dump;
module.exports.safeDump = dumper.safeDump;
module.exports.YAMLException = require('./js-yaml/exception');
// Deprecated schema names from JS-YAML 2.0.x
module.exports.MINIMAL_SCHEMA = require('./js-yaml/schema/failsafe');
module.exports.SAFE_SCHEMA = require('./js-yaml/schema/default_safe');
module.exports.DEFAULT_SCHEMA = require('./js-yaml/schema/default_full');
// Deprecated functions from JS-YAML 1.x.x
module.exports.scan = deprecated('scan');
module.exports.parse = deprecated('parse');
module.exports.compose = deprecated('compose');
module.exports.addConstructor = deprecated('addConstructor');
},{"./js-yaml/dumper":3,"./js-yaml/exception":4,"./js-yaml/loader":5,"./js-yaml/schema":7,"./js-yaml/schema/core":8,"./js-yaml/schema/default_full":9,"./js-yaml/schema/default_safe":10,"./js-yaml/schema/failsafe":11,"./js-yaml/schema/json":12,"./js-yaml/type":13}],2:[function(require,module,exports){
'use strict';
function isNothing(subject) {
return (typeof subject === 'undefined') || (subject === null);
}
function isObject(subject) {
return (typeof subject === 'object') && (subject !== null);
}
function toArray(sequence) {
if (Array.isArray(sequence)) return sequence;
else if (isNothing(sequence)) return [];
return [ sequence ];
}
function extend(target, source) {
var index, length, key, sourceKeys;
if (source) {
sourceKeys = Object.keys(source);
for (index = 0, length = sourceKeys.length; index < length; index += 1) {
key = sourceKeys[index];
target[key] = source[key];
}
}
return target;
}
function repeat(string, count) {
var result = '', cycle;
for (cycle = 0; cycle < count; cycle += 1) {
result += string;
}
return result;
}
function isNegativeZero(number) {
return (number === 0) && (Number.NEGATIVE_INFINITY === 1 / number);
}
module.exports.isNothing = isNothing;
module.exports.isObject = isObject;
module.exports.toArray = toArray;
module.exports.repeat = repeat;
module.exports.isNegativeZero = isNegativeZero;
module.exports.extend = extend;
},{}],3:[function(require,module,exports){
'use strict';
/*eslint-disable no-use-before-define*/
var common = require('./common');
var YAMLException = require('./exception');
var DEFAULT_FULL_SCHEMA = require('./schema/default_full');
var DEFAULT_SAFE_SCHEMA = require('./schema/default_safe');
var _toString = Object.prototype.toString;
var _hasOwnProperty = Object.prototype.hasOwnProperty;
var CHAR_TAB = 0x09; /* Tab */
var CHAR_LINE_FEED = 0x0A; /* LF */
var CHAR_SPACE = 0x20; /* Space */
var CHAR_EXCLAMATION = 0x21; /* ! */
var CHAR_DOUBLE_QUOTE = 0x22; /* " */
var CHAR_SHARP = 0x23; /* # */
var CHAR_PERCENT = 0x25; /* % */
var CHAR_AMPERSAND = 0x26; /* & */
var CHAR_SINGLE_QUOTE = 0x27; /* ' */
var CHAR_ASTERISK = 0x2A; /* * */
var CHAR_COMMA = 0x2C; /* , */
var CHAR_MINUS = 0x2D; /* - */
var CHAR_COLON = 0x3A; /* : */
var CHAR_GREATER_THAN = 0x3E; /* > */
var CHAR_QUESTION = 0x3F; /* ? */
var CHAR_COMMERCIAL_AT = 0x40; /* @ */
var CHAR_LEFT_SQUARE_BRACKET = 0x5B; /* [ */
var CHAR_RIGHT_SQUARE_BRACKET = 0x5D; /* ] */
var CHAR_GRAVE_ACCENT = 0x60; /* ` */
var CHAR_LEFT_CURLY_BRACKET = 0x7B; /* { */
var CHAR_VERTICAL_LINE = 0x7C; /* | */
var CHAR_RIGHT_CURLY_BRACKET = 0x7D; /* } */
var ESCAPE_SEQUENCES = {};
ESCAPE_SEQUENCES[0x00] = '\\0';
ESCAPE_SEQUENCES[0x07] = '\\a';
ESCAPE_SEQUENCES[0x08] = '\\b';
ESCAPE_SEQUENCES[0x09] = '\\t';
ESCAPE_SEQUENCES[0x0A] = '\\n';
ESCAPE_SEQUENCES[0x0B] = '\\v';
ESCAPE_SEQUENCES[0x0C] = '\\f';
ESCAPE_SEQUENCES[0x0D] = '\\r';
ESCAPE_SEQUENCES[0x1B] = '\\e';
ESCAPE_SEQUENCES[0x22] = '\\"';
ESCAPE_SEQUENCES[0x5C] = '\\\\';
ESCAPE_SEQUENCES[0x85] = '\\N';
ESCAPE_SEQUENCES[0xA0] = '\\_';
ESCAPE_SEQUENCES[0x2028] = '\\L';
ESCAPE_SEQUENCES[0x2029] = '\\P';
var DEPRECATED_BOOLEANS_SYNTAX = [
'y', 'Y', 'yes', 'Yes', 'YES', 'on', 'On', 'ON',
'n', 'N', 'no', 'No', 'NO', 'off', 'Off', 'OFF'
];
function compileStyleMap(schema, map) {
var result, keys, index, length, tag, style, type;
if (map === null) return {};
result = {};
keys = Object.keys(map);
for (index = 0, length = keys.length; index < length; index += 1) {
tag = keys[index];
style = String(map[tag]);
if (tag.slice(0, 2) === '!!') {
tag = 'tag:yaml.org,2002:' + tag.slice(2);
}
type = schema.compiledTypeMap['fallback'][tag];
if (type && _hasOwnProperty.call(type.styleAliases, style)) {
style = type.styleAliases[style];
}
result[tag] = style;
}
return result;
}
function encodeHex(character) {
var string, handle, length;
string = character.toString(16).toUpperCase();
if (character <= 0xFF) {
handle = 'x';
length = 2;
} else if (character <= 0xFFFF) {
handle = 'u';
length = 4;
} else if (character <= 0xFFFFFFFF) {
handle = 'U';
length = 8;
} else {
throw new YAMLException('code point within a string may not be greater than 0xFFFFFFFF');
}
return '\\' + handle + common.repeat('0', length - string.length) + string;
}
function State(options) {
this.schema = options['schema'] || DEFAULT_FULL_SCHEMA;
this.indent = Math.max(1, (options['indent'] || 2));
this.skipInvalid = options['skipInvalid'] || false;
this.flowLevel = (common.isNothing(options['flowLevel']) ? -1 : options['flowLevel']);
this.styleMap = compileStyleMap(this.schema, options['styles'] || null);
this.sortKeys = options['sortKeys'] || false;
this.lineWidth = options['lineWidth'] || 80;
this.noRefs = options['noRefs'] || false;
this.noCompatMode = options['noCompatMode'] || false;
this.condenseFlow = options['condenseFlow'] || false;
this.implicitTypes = this.schema.compiledImplicit;
this.explicitTypes = this.schema.compiledExplicit;
this.tag = null;
this.result = '';
this.duplicates = [];
this.usedDuplicates = null;
}
// Indents every line in a string. Empty lines (\n only) are not indented.
function indentString(string, spaces) {
var ind = common.repeat(' ', spaces),
position = 0,
next = -1,
result = '',
line,
length = string.length;
while (position < length) {
next = string.indexOf('\n', position);
if (next === -1) {
line = string.slice(position);
position = length;
} else {
line = string.slice(position, next + 1);
position = next + 1;
}
if (line.length && line !== '\n') result += ind;
result += line;
}
return result;
}
function generateNextLine(state, level) {
return '\n' + common.repeat(' ', state.indent * level);
}
function testImplicitResolving(state, str) {
var index, length, type;
for (index = 0, length = state.implicitTypes.length; index < length; index += 1) {
type = state.implicitTypes[index];
if (type.resolve(str)) {
return true;
}
}
return false;
}
// [33] s-white ::= s-space | s-tab
function isWhitespace(c) {
return c === CHAR_SPACE || c === CHAR_TAB;
}
// Returns true if the character can be printed without escaping.
// From YAML 1.2: "any allowed characters known to be non-printable
// should also be escaped. [However,] This isn’t mandatory"
// Derived from nb-char - \t - #x85 - #xA0 - #x2028 - #x2029.
function isPrintable(c) {
return (0x00020 <= c && c <= 0x00007E)
|| ((0x000A1 <= c && c <= 0x00D7FF) && c !== 0x2028 && c !== 0x2029)
|| ((0x0E000 <= c && c <= 0x00FFFD) && c !== 0xFEFF /* BOM */)
|| (0x10000 <= c && c <= 0x10FFFF);
}
// Simplified test for values allowed after the first character in plain style.
function isPlainSafe(c) {
// Uses a subset of nb-char - c-flow-indicator - ":" - "#"
// where nb-char ::= c-printable - b-char - c-byte-order-mark.
return isPrintable(c) && c !== 0xFEFF
// - c-flow-indicator
&& c !== CHAR_COMMA
&& c !== CHAR_LEFT_SQUARE_BRACKET
&& c !== CHAR_RIGHT_SQUARE_BRACKET
&& c !== CHAR_LEFT_CURLY_BRACKET
&& c !== CHAR_RIGHT_CURLY_BRACKET
// - ":" - "#"
&& c !== CHAR_COLON
&& c !== CHAR_SHARP;
}
// Simplified test for values allowed as the first character in plain style.
function isPlainSafeFirst(c) {
// Uses a subset of ns-char - c-indicator
// where ns-char = nb-char - s-white.
return isPrintable(c) && c !== 0xFEFF
&& !isWhitespace(c) // - s-white
// - (c-indicator ::=
// “-” | “?” | “:” | “,” | “[” | “]” | “{” | “}”
&& c !== CHAR_MINUS
&& c !== CHAR_QUESTION
&& c !== CHAR_COLON
&& c !== CHAR_COMMA
&& c !== CHAR_LEFT_SQUARE_BRACKET
&& c !== CHAR_RIGHT_SQUARE_BRACKET
&& c !== CHAR_LEFT_CURLY_BRACKET
&& c !== CHAR_RIGHT_CURLY_BRACKET
// | “#” | “&” | “*” | “!” | “|” | “>” | “'” | “"”
&& c !== CHAR_SHARP
&& c !== CHAR_AMPERSAND
&& c !== CHAR_ASTERISK
&& c !== CHAR_EXCLAMATION
&& c !== CHAR_VERTICAL_LINE
&& c !== CHAR_GREATER_THAN
&& c !== CHAR_SINGLE_QUOTE
&& c !== CHAR_DOUBLE_QUOTE
// | “%” | “@” | “`”)
&& c !== CHAR_PERCENT
&& c !== CHAR_COMMERCIAL_AT
&& c !== CHAR_GRAVE_ACCENT;
}
var STYLE_PLAIN = 1,
STYLE_SINGLE = 2,
STYLE_LITERAL = 3,
STYLE_FOLDED = 4,
STYLE_DOUBLE = 5;
// Determines which scalar styles are possible and returns the preferred style.
// lineWidth = -1 => no limit.
// Pre-conditions: str.length > 0.
// Post-conditions:
// STYLE_PLAIN or STYLE_SINGLE => no \n are in the string.
// STYLE_LITERAL => no lines are suitable for folding (or lineWidth is -1).
// STYLE_FOLDED => a line > lineWidth and can be folded (and lineWidth != -1).
function chooseScalarStyle(string, singleLineOnly, indentPerLevel, lineWidth, testAmbiguousType) {
var i;
var char;
var hasLineBreak = false;
var hasFoldableLine = false; // only checked if shouldTrackWidth
var shouldTrackWidth = lineWidth !== -1;
var previousLineBreak = -1; // count the first line correctly
var plain = isPlainSafeFirst(string.charCodeAt(0))
&& !isWhitespace(string.charCodeAt(string.length - 1));
if (singleLineOnly) {
// Case: no block styles.
// Check for disallowed characters to rule out plain and single.
for (i = 0; i < string.length; i++) {
char = string.charCodeAt(i);
if (!isPrintable(char)) {
return STYLE_DOUBLE;
}
plain = plain && isPlainSafe(char);
}
} else {
// Case: block styles permitted.
for (i = 0; i < string.length; i++) {
char = string.charCodeAt(i);
if (char === CHAR_LINE_FEED) {
hasLineBreak = true;
// Check if any line can be folded.
if (shouldTrackWidth) {
hasFoldableLine = hasFoldableLine ||
// Foldable line = too long, and not more-indented.
(i - previousLineBreak - 1 > lineWidth &&
string[previousLineBreak + 1] !== ' ');
previousLineBreak = i;
}
} else if (!isPrintable(char)) {
return STYLE_DOUBLE;
}
plain = plain && isPlainSafe(char);
}
// in case the end is missing a \n
hasFoldableLine = hasFoldableLine || (shouldTrackWidth &&
(i - previousLineBreak - 1 > lineWidth &&
string[previousLineBreak + 1] !== ' '));
}
// Although every style can represent \n without escaping, prefer block styles
// for multiline, since they're more readable and they don't add empty lines.
// Also prefer folding a super-long line.
if (!hasLineBreak && !hasFoldableLine) {
// Strings interpretable as another type have to be quoted;
// e.g. the string 'true' vs. the boolean true.
return plain && !testAmbiguousType(string)
? STYLE_PLAIN : STYLE_SINGLE;
}
// Edge case: block indentation indicator can only have one digit.
if (string[0] === ' ' && indentPerLevel > 9) {
return STYLE_DOUBLE;
}
// At this point we know block styles are valid.
// Prefer literal style unless we want to fold.
return hasFoldableLine ? STYLE_FOLDED : STYLE_LITERAL;
}
// Note: line breaking/folding is implemented for only the folded style.
// NB. We drop the last trailing newline (if any) of a returned block scalar
// since the dumper adds its own newline. This always works:
// • No ending newline => unaffected; already using strip "-" chomping.
// • Ending newline => removed then restored.
// Importantly, this keeps the "+" chomp indicator from gaining an extra line.
function writeScalar(state, string, level, iskey) {
state.dump = (function () {
if (string.length === 0) {
return "''";
}
if (!state.noCompatMode &&
DEPRECATED_BOOLEANS_SYNTAX.indexOf(string) !== -1) {
return "'" + string + "'";
}
var indent = state.indent * Math.max(1, level); // no 0-indent scalars
// As indentation gets deeper, let the width decrease monotonically
// to the lower bound min(state.lineWidth, 40).
// Note that this implies
// state.lineWidth ≤ 40 + state.indent: width is fixed at the lower bound.
// state.lineWidth > 40 + state.indent: width decreases until the lower bound.
// This behaves better than a constant minimum width which disallows narrower options,
// or an indent threshold which causes the width to suddenly increase.
var lineWidth = state.lineWidth === -1
? -1 : Math.max(Math.min(state.lineWidth, 40), state.lineWidth - indent);
// Without knowing if keys are implicit/explicit, assume implicit for safety.
var singleLineOnly = iskey
// No block styles in flow mode.
|| (state.flowLevel > -1 && level >= state.flowLevel);
function testAmbiguity(string) {
return testImplicitResolving(state, string);
}
switch (chooseScalarStyle(string, singleLineOnly, state.indent, lineWidth, testAmbiguity)) {
case STYLE_PLAIN:
return string;
case STYLE_SINGLE:
return "'" + string.replace(/'/g, "''") + "'";
case STYLE_LITERAL:
return '|' + blockHeader(string, state.indent)
+ dropEndingNewline(indentString(string, indent));
case STYLE_FOLDED:
return '>' + blockHeader(string, state.indent)
+ dropEndingNewline(indentString(foldString(string, lineWidth), indent));
case STYLE_DOUBLE:
return '"' + escapeString(string, lineWidth) + '"';
default:
throw new YAMLException('impossible error: invalid scalar style');
}
}());
}
// Pre-conditions: string is valid for a block scalar, 1 <= indentPerLevel <= 9.
function blockHeader(string, indentPerLevel) {
var indentIndicator = (string[0] === ' ') ? String(indentPerLevel) : '';
// note the special case: the string '\n' counts as a "trailing" empty line.
var clip = string[string.length - 1] === '\n';
var keep = clip && (string[string.length - 2] === '\n' || string === '\n');
var chomp = keep ? '+' : (clip ? '' : '-');
return indentIndicator + chomp + '\n';
}
// (See the note for writeScalar.)
function dropEndingNewline(string) {
return string[string.length - 1] === '\n' ? string.slice(0, -1) : string;
}
// Note: a long line without a suitable break point will exceed the width limit.
// Pre-conditions: every char in str isPrintable, str.length > 0, width > 0.
function foldString(string, width) {
// In folded style, $k$ consecutive newlines output as $k+1$ newlines—
// unless they're before or after a more-indented line, or at the very
// beginning or end, in which case $k$ maps to $k$.
// Therefore, parse each chunk as newline(s) followed by a content line.
var lineRe = /(\n+)([^\n]*)/g;
// first line (possibly an empty line)
var result = (function () {
var nextLF = string.indexOf('\n');
nextLF = nextLF !== -1 ? nextLF : string.length;
lineRe.lastIndex = nextLF;
return foldLine(string.slice(0, nextLF), width);
}());
// If we haven't reached the first content line yet, don't add an extra \n.
var prevMoreIndented = string[0] === '\n' || string[0] === ' ';
var moreIndented;
// rest of the lines
var match;
while ((match = lineRe.exec(string))) {
var prefix = match[1], line = match[2];
moreIndented = (line[0] === ' ');
result += prefix
+ (!prevMoreIndented && !moreIndented && line !== ''
? '\n' : '')
+ foldLine(line, width);
prevMoreIndented = moreIndented;
}
return result;
}
// Greedy line breaking.
// Picks the longest line under the limit each time,
// otherwise settles for the shortest line over the limit.
// NB. More-indented lines *cannot* be folded, as that would add an extra \n.
function foldLine(line, width) {
if (line === '' || line[0] === ' ') return line;
// Since a more-indented line adds a \n, breaks can't be followed by a space.
var breakRe = / [^ ]/g; // note: the match index will always be <= length-2.
var match;
// start is an inclusive index. end, curr, and next are exclusive.
var start = 0, end, curr = 0, next = 0;
var result = '';
// Invariants: 0 <= start <= length-1.
// 0 <= curr <= next <= max(0, length-2). curr - start <= width.
// Inside the loop:
// A match implies length >= 2, so curr and next are <= length-2.
while ((match = breakRe.exec(line))) {
next = match.index;
// maintain invariant: curr - start <= width
if (next - start > width) {
end = (curr > start) ? curr : next; // derive end <= length-2
result += '\n' + line.slice(start, end);
// skip the space that was output as \n
start = end + 1; // derive start <= length-1
}
curr = next;
}
// By the invariants, start <= length-1, so there is something left over.
// It is either the whole string or a part starting from non-whitespace.
result += '\n';
// Insert a break if the remainder is too long and there is a break available.
if (line.length - start > width && curr > start) {
result += line.slice(start, curr) + '\n' + line.slice(curr + 1);
} else {
result += line.slice(start);
}
return result.slice(1); // drop extra \n joiner
}
// Escapes a double-quoted string.
function escapeString(string) {
var result = '';
var char, nextChar;
var escapeSeq;
for (var i = 0; i < string.length; i++) {
char = string.charCodeAt(i);
// Check for surrogate pairs (reference Unicode 3.0 section "3.7 Surrogates").
if (char >= 0xD800 && char <= 0xDBFF/* high surrogate */) {
nextChar = string.charCodeAt(i + 1);
if (nextChar >= 0xDC00 && nextChar <= 0xDFFF/* low surrogate */) {
// Combine the surrogate pair and store it escaped.
result += encodeHex((char - 0xD800) * 0x400 + nextChar - 0xDC00 + 0x10000);
// Advance index one extra since we already used that char here.
i++; continue;
}
}
escapeSeq = ESCAPE_SEQUENCES[char];
result += !escapeSeq && isPrintable(char)
? string[i]
: escapeSeq || encodeHex(char);
}
return result;
}
function writeFlowSequence(state, level, object) {
var _result = '',
_tag = state.tag,
index,
length;
for (index = 0, length = object.length; index < length; index += 1) {
// Write only valid elements.
if (writeNode(state, level, object[index], false, false)) {
if (index !== 0) _result += ',' + (!state.condenseFlow ? ' ' : '');
_result += state.dump;
}
}
state.tag = _tag;
state.dump = '[' + _result + ']';
}
function writeBlockSequence(state, level, object, compact) {
var _result = '',
_tag = state.tag,
index,
length;
for (index = 0, length = object.length; index < length; index += 1) {
// Write only valid elements.
if (writeNode(state, level + 1, object[index], true, true)) {
if (!compact || index !== 0) {
_result += generateNextLine(state, level);
}
if (state.dump && CHAR_LINE_FEED === state.dump.charCodeAt(0)) {
_result += '-';
} else {
_result += '- ';
}
_result += state.dump;
}
}
state.tag = _tag;
state.dump = _result || '[]'; // Empty sequence if no valid values.
}
function writeFlowMapping(state, level, object) {
var _result = '',
_tag = state.tag,
objectKeyList = Object.keys(object),
index,
length,
objectKey,
objectValue,
pairBuffer;
for (index = 0, length = objectKeyList.length; index < length; index += 1) {
pairBuffer = state.condenseFlow ? '"' : '';
if (index !== 0) pairBuffer += ', ';
objectKey = objectKeyList[index];
objectValue = object[objectKey];
if (!writeNode(state, level, objectKey, false, false)) {
continue; // Skip this pair because of invalid key;
}
if (state.dump.length > 1024) pairBuffer += '? ';
pairBuffer += state.dump + (state.condenseFlow ? '"' : '') + ':' + (state.condenseFlow ? '' : ' ');
if (!writeNode(state, level, objectValue, false, false)) {
continue; // Skip this pair because of invalid value.
}
pairBuffer += state.dump;
// Both key and value are valid.
_result += pairBuffer;
}
state.tag = _tag;
state.dump = '{' + _result + '}';
}
function writeBlockMapping(state, level, object, compact) {
var _result = '',
_tag = state.tag,
objectKeyList = Object.keys(object),
index,
length,
objectKey,
objectValue,
explicitPair,
pairBuffer;
// Allow sorting keys so that the output file is deterministic
if (state.sortKeys === true) {
// Default sorting
objectKeyList.sort();
} else if (typeof state.sortKeys === 'function') {
// Custom sort function
objectKeyList.sort(state.sortKeys);
} else if (state.sortKeys) {
// Something is wrong
throw new YAMLException('sortKeys must be a boolean or a function');
}
for (index = 0, length = objectKeyList.length; index < length; index += 1) {
pairBuffer = '';
if (!compact || index !== 0) {
pairBuffer += generateNextLine(state, level);
}
objectKey = objectKeyList[index];
objectValue = object[objectKey];
if (!writeNode(state, level + 1, objectKey, true, true, true)) {
continue; // Skip this pair because of invalid key.
}
explicitPair = (state.tag !== null && state.tag !== '?') ||
(state.dump && state.dump.length > 1024);
if (explicitPair) {
if (state.dump && CHAR_LINE_FEED === state.dump.charCodeAt(0)) {
pairBuffer += '?';
} else {
pairBuffer += '? ';
}
}
pairBuffer += state.dump;
if (explicitPair) {
pairBuffer += generateNextLine(state, level);
}
if (!writeNode(state, level + 1, objectValue, true, explicitPair)) {
continue; // Skip this pair because of invalid value.
}
if (state.dump && CHAR_LINE_FEED === state.dump.charCodeAt(0)) {
pairBuffer += ':';
} else {
pairBuffer += ': ';
}
pairBuffer += state.dump;
// Both key and value are valid.
_result += pairBuffer;
}
state.tag = _tag;
state.dump = _result || '{}'; // Empty mapping if no valid pairs.
}
function detectType(state, object, explicit) {
var _result, typeList, index, length, type, style;
typeList = explicit ? state.explicitTypes : state.implicitTypes;
for (index = 0, length = typeList.length; index < length; index += 1) {
type = typeList[index];
if ((type.instanceOf || type.predicate) &&
(!type.instanceOf || ((typeof object === 'object') && (object instanceof type.instanceOf))) &&
(!type.predicate || type.predicate(object))) {
state.tag = explicit ? type.tag : '?';
if (type.represent) {
style = state.styleMap[type.tag] || type.defaultStyle;
if (_toString.call(type.represent) === '[object Function]') {
_result = type.represent(object, style);
} else if (_hasOwnProperty.call(type.represent, style)) {
_result = type.represent[style](object, style);
} else {
throw new YAMLException('!<' + type.tag + '> tag resolver accepts not "' + style + '" style');
}
state.dump = _result;
}
return true;
}
}
return false;
}
// Serializes `object` and writes it to global `result`.
// Returns true on success, or false on invalid object.
//
function writeNode(state, level, object, block, compact, iskey) {
state.tag = null;
state.dump = object;
if (!detectType(state, object, false)) {
detectType(state, object, true);
}
var type = _toString.call(state.dump);
if (block) {
block = (state.flowLevel < 0 || state.flowLevel > level);
}
var objectOrArray = type === '[object Object]' || type === '[object Array]',
duplicateIndex,
duplicate;
if (objectOrArray) {
duplicateIndex = state.duplicates.indexOf(object);
duplicate = duplicateIndex !== -1;
}
if ((state.tag !== null && state.tag !== '?') || duplicate || (state.indent !== 2 && level > 0)) {
compact = false;
}
if (duplicate && state.usedDuplicates[duplicateIndex]) {
state.dump = '*ref_' + duplicateIndex;
} else {
if (objectOrArray && duplicate && !state.usedDuplicates[duplicateIndex]) {
state.usedDuplicates[duplicateIndex] = true;
}
if (type === '[object Object]') {
if (block && (Object.keys(state.dump).length !== 0)) {
writeBlockMapping(state, level, state.dump, compact);
if (duplicate) {
state.dump = '&ref_' + duplicateIndex + state.dump;
}
} else {
writeFlowMapping(state, level, state.dump);
if (duplicate) {
state.dump = '&ref_' + duplicateIndex + ' ' + state.dump;
}
}
} else if (type === '[object Array]') {
if (block && (state.dump.length !== 0)) {
writeBlockSequence(state, level, state.dump, compact);
if (duplicate) {
state.dump = '&ref_' + duplicateIndex + state.dump;
}
} else {
writeFlowSequence(state, level, state.dump);
if (duplicate) {
state.dump = '&ref_' + duplicateIndex + ' ' + state.dump;
}
}
} else if (type === '[object String]') {
if (state.tag !== '?') {
writeScalar(state, state.dump, level, iskey);
}
} else {
if (state.skipInvalid) return false;
throw new YAMLException('unacceptable kind of an object to dump ' + type);
}
if (state.tag !== null && state.tag !== '?') {
state.dump = '!<' + state.tag + '> ' + state.dump;
}
}
return true;
}
function getDuplicateReferences(object, state) {
var objects = [],
duplicatesIndexes = [],
index,
length;
inspectNode(object, objects, duplicatesIndexes);
for (index = 0, length = duplicatesIndexes.length; index < length; index += 1) {
state.duplicates.push(objects[duplicatesIndexes[index]]);
}
state.usedDuplicates = new Array(length);
}
function inspectNode(object, objects, duplicatesIndexes) {
var objectKeyList,
index,
length;
if (object !== null && typeof object === 'object') {
index = objects.indexOf(object);
if (index !== -1) {
if (duplicatesIndexes.indexOf(index) === -1) {
duplicatesIndexes.push(index);
}
} else {
objects.push(object);
if (Array.isArray(object)) {
for (index = 0, length = object.length; index < length; index += 1) {
inspectNode(object[index], objects, duplicatesIndexes);
}
} else {
objectKeyList = Object.keys(object);
for (index = 0, length = objectKeyList.length; index < length; index += 1) {
inspectNode(object[objectKeyList[index]], objects, duplicatesIndexes);
}
}
}
}
}
function dump(input, options) {
options = options || {};
var state = new State(options);
if (!state.noRefs) getDuplicateReferences(input, state);
if (writeNode(state, 0, input, true, true)) return state.dump + '\n';
return '';
}
function safeDump(input, options) {
return dump(input, common.extend({ schema: DEFAULT_SAFE_SCHEMA }, options));
}
module.exports.dump = dump;
module.exports.safeDump = safeDump;
},{"./common":2,"./exception":4,"./schema/default_full":9,"./schema/default_safe":10}],4:[function(require,module,exports){
// YAML error class. http://stackoverflow.com/questions/8458984
//
'use strict';
function YAMLException(reason, mark) {
// Super constructor
Error.call(this);
this.name = 'YAMLException';
this.reason = reason;
this.mark = mark;
this.message = (this.reason || '(unknown reason)') + (this.mark ? ' ' + this.mark.toString() : '');
// Include stack trace in error object
if (Error.captureStackTrace) {
// Chrome and NodeJS
Error.captureStackTrace(this, this.constructor);
} else {
// FF, IE 10+ and Safari 6+. Fallback for others
this.stack = (new Error()).stack || '';
}
}
// Inherit from Error
YAMLException.prototype = Object.create(Error.prototype);
YAMLException.prototype.constructor = YAMLException;
YAMLException.prototype.toString = function toString(compact) {
var result = this.name + ': ';
result += this.reason || '(unknown reason)';
if (!compact && this.mark) {
result += ' ' + this.mark.toString();
}
return result;
};
module.exports = YAMLException;
},{}],5:[function(require,module,exports){
'use strict';
/*eslint-disable max-len,no-use-before-define*/
var common = require('./common');
var YAMLException = require('./exception');
var Mark = require('./mark');
var DEFAULT_SAFE_SCHEMA = require('./schema/default_safe');
var DEFAULT_FULL_SCHEMA = require('./schema/default_full');
var _hasOwnProperty = Object.prototype.hasOwnProperty;
var CONTEXT_FLOW_IN = 1;
var CONTEXT_FLOW_OUT = 2;
var CONTEXT_BLOCK_IN = 3;
var CONTEXT_BLOCK_OUT = 4;
var CHOMPING_CLIP = 1;
var CHOMPING_STRIP = 2;
var CHOMPING_KEEP = 3;
var PATTERN_NON_PRINTABLE = /[\x00-\x08\x0B\x0C\x0E-\x1F\x7F-\x84\x86-\x9F\uFFFE\uFFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]/;
var PATTERN_NON_ASCII_LINE_BREAKS = /[\x85\u2028\u2029]/;
var PATTERN_FLOW_INDICATORS = /[,\[\]\{\}]/;
var PATTERN_TAG_HANDLE = /^(?:!|!!|![a-z\-]+!)$/i;
var PATTERN_TAG_URI = /^(?:!|[^,\[\]\{\}])(?:%[0-9a-f]{2}|[0-9a-z\-#;\/\?:@&=\+\$,_\.!~\*'\(\)\[\]])*$/i;