CasperSecurity
'use strict';
var PlainValue = require('./PlainValue-ec8e588e.js');
var resolveSeq = require('./resolveSeq-d03cb037.js');
var warnings = require('./warnings-1000a372.js');
function createMap(schema, obj, ctx) {
const map = new resolveSeq.YAMLMap(schema);
if (obj instanceof Map) {
for (const [key, value] of obj) map.items.push(schema.createPair(key, value, ctx));
} else if (obj && typeof obj === 'object') {
for (const key of Object.keys(obj)) map.items.push(schema.createPair(key, obj[key], ctx));
}
if (typeof schema.sortMapEntries === 'function') {
map.items.sort(schema.sortMapEntries);
}
return map;
}
const map = {
createNode: createMap,
default: true,
nodeClass: resolveSeq.YAMLMap,
tag: 'tag:yaml.org,2002:map',
resolve: resolveSeq.resolveMap
};
function createSeq(schema, obj, ctx) {
const seq = new resolveSeq.YAMLSeq(schema);
if (obj && obj[Symbol.iterator]) {
for (const it of obj) {
const v = schema.createNode(it, ctx.wrapScalars, null, ctx);
seq.items.push(v);
}
}
return seq;
}
const seq = {
createNode: createSeq,
default: true,
nodeClass: resolveSeq.YAMLSeq,
tag: 'tag:yaml.org,2002:seq',
resolve: resolveSeq.resolveSeq
};
const string = {
identify: value => typeof value === 'string',
default: true,
tag: 'tag:yaml.org,2002:str',
resolve: resolveSeq.resolveString,
stringify(item, ctx, onComment, onChompKeep) {
ctx = Object.assign({
actualString: true
}, ctx);
return resolveSeq.stringifyString(item, ctx, onComment, onChompKeep);
},
options: resolveSeq.strOptions
};
const failsafe = [map, seq, string];
/* global BigInt */
const intIdentify$2 = value => typeof value === 'bigint' || Number.isInteger(value);
const intResolve$1 = (src, part, radix) => resolveSeq.intOptions.asBigInt ? BigInt(src) : parseInt(part, radix);
function intStringify$1(node, radix, prefix) {
const {
value
} = node;
if (intIdentify$2(value) && value >= 0) return prefix + value.toString(radix);
return resolveSeq.stringifyNumber(node);
}
const nullObj = {
identify: value => value == null,
createNode: (schema, value, ctx) => ctx.wrapScalars ? new resolveSeq.Scalar(null) : null,
default: true,
tag: 'tag:yaml.org,2002:null',
test: /^(?:~|[Nn]ull|NULL)?$/,
resolve: () => null,
options: resolveSeq.nullOptions,
stringify: () => resolveSeq.nullOptions.nullStr
};
const boolObj = {
identify: value => typeof value === 'boolean',
default: true,
tag: 'tag:yaml.org,2002:bool',
test: /^(?:[Tt]rue|TRUE|[Ff]alse|FALSE)$/,
resolve: str => str[0] === 't' || str[0] === 'T',
options: resolveSeq.boolOptions,
stringify: ({
value
}) => value ? resolveSeq.boolOptions.trueStr : resolveSeq.boolOptions.falseStr
};
const octObj = {
identify: value => intIdentify$2(value) && value >= 0,
default: true,
tag: 'tag:yaml.org,2002:int',
format: 'OCT',
test: /^0o([0-7]+)$/,
resolve: (str, oct) => intResolve$1(str, oct, 8),
options: resolveSeq.intOptions,
stringify: node => intStringify$1(node, 8, '0o')
};
const intObj = {
identify: intIdentify$2,
default: true,
tag: 'tag:yaml.org,2002:int',
test: /^[-+]?[0-9]+$/,
resolve: str => intResolve$1(str, str, 10),
options: resolveSeq.intOptions,
stringify: resolveSeq.stringifyNumber
};
const hexObj = {
identify: value => intIdentify$2(value) && value >= 0,
default: true,
tag: 'tag:yaml.org,2002:int',
format: 'HEX',
test: /^0x([0-9a-fA-F]+)$/,
resolve: (str, hex) => intResolve$1(str, hex, 16),
options: resolveSeq.intOptions,
stringify: node => intStringify$1(node, 16, '0x')
};
const nanObj = {
identify: value => typeof value === 'number',
default: true,
tag: 'tag:yaml.org,2002:float',
test: /^(?:[-+]?\.inf|(\.nan))$/i,
resolve: (str, nan) => nan ? NaN : str[0] === '-' ? Number.NEGATIVE_INFINITY : Number.POSITIVE_INFINITY,
stringify: resolveSeq.stringifyNumber
};
const expObj = {
identify: value => typeof value === 'number',
default: true,
tag: 'tag:yaml.org,2002:float',
format: 'EXP',
test: /^[-+]?(?:\.[0-9]+|[0-9]+(?:\.[0-9]*)?)[eE][-+]?[0-9]+$/,
resolve: str => parseFloat(str),
stringify: ({
value
}) => Number(value).toExponential()
};
const floatObj = {
identify: value => typeof value === 'number',
default: true,
tag: 'tag:yaml.org,2002:float',
test: /^[-+]?(?:\.([0-9]+)|[0-9]+\.([0-9]*))$/,
resolve(str, frac1, frac2) {
const frac = frac1 || frac2;
const node = new resolveSeq.Scalar(parseFloat(str));
if (frac && frac[frac.length - 1] === '0') node.minFractionDigits = frac.length;
return node;
},
stringify: resolveSeq.stringifyNumber
};
const core = failsafe.concat([nullObj, boolObj, octObj, intObj, hexObj, nanObj, expObj, floatObj]);
/* global BigInt */
const intIdentify$1 = value => typeof value === 'bigint' || Number.isInteger(value);
const stringifyJSON = ({
value
}) => JSON.stringify(value);
const json = [map, seq, {
identify: value => typeof value === 'string',
default: true,
tag: 'tag:yaml.org,2002:str',
resolve: resolveSeq.resolveString,
stringify: stringifyJSON
}, {
identify: value => value == null,
createNode: (schema, value, ctx) => ctx.wrapScalars ? new resolveSeq.Scalar(null) : null,
default: true,
tag: 'tag:yaml.org,2002:null',
test: /^null$/,
resolve: () => null,
stringify: stringifyJSON
}, {
identify: value => typeof value === 'boolean',
default: true,
tag: 'tag:yaml.org,2002:bool',
test: /^true|false$/,
resolve: str => str === 'true',
stringify: stringifyJSON
}, {
identify: intIdentify$1,
default: true,
tag: 'tag:yaml.org,2002:int',
test: /^-?(?:0|[1-9][0-9]*)$/,
resolve: str => resolveSeq.intOptions.asBigInt ? BigInt(str) : parseInt(str, 10),
stringify: ({
value
}) => intIdentify$1(value) ? value.toString() : JSON.stringify(value)
}, {
identify: value => typeof value === 'number',
default: true,
tag: 'tag:yaml.org,2002:float',
test: /^-?(?:0|[1-9][0-9]*)(?:\.[0-9]*)?(?:[eE][-+]?[0-9]+)?$/,
resolve: str => parseFloat(str),
stringify: stringifyJSON
}];
json.scalarFallback = str => {
throw new SyntaxError(`Unresolved plain scalar ${JSON.stringify(str)}`);
};
/* global BigInt */
const boolStringify = ({
value
}) => value ? resolveSeq.boolOptions.trueStr : resolveSeq.boolOptions.falseStr;
const intIdentify = value => typeof value === 'bigint' || Number.isInteger(value);
function intResolve(sign, src, radix) {
let str = src.replace(/_/g, '');
if (resolveSeq.intOptions.asBigInt) {
switch (radix) {
case 2:
str = `0b${str}`;
break;
case 8:
str = `0o${str}`;
break;
case 16:
str = `0x${str}`;
break;
}
const n = BigInt(str);
return sign === '-' ? BigInt(-1) * n : n;
}
const n = parseInt(str, radix);
return sign === '-' ? -1 * n : n;
}
function intStringify(node, radix, prefix) {
const {
value
} = node;
if (intIdentify(value)) {
const str = value.toString(radix);
return value < 0 ? '-' + prefix + str.substr(1) : prefix + str;
}
return resolveSeq.stringifyNumber(node);
}
const yaml11 = failsafe.concat([{
identify: value => value == null,
createNode: (schema, value, ctx) => ctx.wrapScalars ? new resolveSeq.Scalar(null) : null,
default: true,
tag: 'tag:yaml.org,2002:null',
test: /^(?:~|[Nn]ull|NULL)?$/,
resolve: () => null,
options: resolveSeq.nullOptions,
stringify: () => resolveSeq.nullOptions.nullStr
}, {
identify: value => typeof value === 'boolean',
default: true,
tag: 'tag:yaml.org,2002:bool',
test: /^(?:Y|y|[Yy]es|YES|[Tt]rue|TRUE|[Oo]n|ON)$/,
resolve: () => true,
options: resolveSeq.boolOptions,
stringify: boolStringify
}, {
identify: value => typeof value === 'boolean',
default: true,
tag: 'tag:yaml.org,2002:bool',
test: /^(?:N|n|[Nn]o|NO|[Ff]alse|FALSE|[Oo]ff|OFF)$/i,
resolve: () => false,
options: resolveSeq.boolOptions,
stringify: boolStringify
}, {
identify: intIdentify,
default: true,
tag: 'tag:yaml.org,2002:int',
format: 'BIN',
test: /^([-+]?)0b([0-1_]+)$/,
resolve: (str, sign, bin) => intResolve(sign, bin, 2),
stringify: node => intStringify(node, 2, '0b')
}, {
identify: intIdentify,
default: true,
tag: 'tag:yaml.org,2002:int',
format: 'OCT',
test: /^([-+]?)0([0-7_]+)$/,
resolve: (str, sign, oct) => intResolve(sign, oct, 8),
stringify: node => intStringify(node, 8, '0')
}, {
identify: intIdentify,
default: true,
tag: 'tag:yaml.org,2002:int',
test: /^([-+]?)([0-9][0-9_]*)$/,
resolve: (str, sign, abs) => intResolve(sign, abs, 10),
stringify: resolveSeq.stringifyNumber
}, {
identify: intIdentify,
default: true,
tag: 'tag:yaml.org,2002:int',
format: 'HEX',
test: /^([-+]?)0x([0-9a-fA-F_]+)$/,
resolve: (str, sign, hex) => intResolve(sign, hex, 16),
stringify: node => intStringify(node, 16, '0x')
}, {
identify: value => typeof value === 'number',
default: true,
tag: 'tag:yaml.org,2002:float',
test: /^(?:[-+]?\.inf|(\.nan))$/i,
resolve: (str, nan) => nan ? NaN : str[0] === '-' ? Number.NEGATIVE_INFINITY : Number.POSITIVE_INFINITY,
stringify: resolveSeq.stringifyNumber
}, {
identify: value => typeof value === 'number',
default: true,
tag: 'tag:yaml.org,2002:float',
format: 'EXP',
test: /^[-+]?([0-9][0-9_]*)?(\.[0-9_]*)?[eE][-+]?[0-9]+$/,
resolve: str => parseFloat(str.replace(/_/g, '')),
stringify: ({
value
}) => Number(value).toExponential()
}, {
identify: value => typeof value === 'number',
default: true,
tag: 'tag:yaml.org,2002:float',
test: /^[-+]?(?:[0-9][0-9_]*)?\.([0-9_]*)$/,
resolve(str, frac) {
const node = new resolveSeq.Scalar(parseFloat(str.replace(/_/g, '')));
if (frac) {
const f = frac.replace(/_/g, '');
if (f[f.length - 1] === '0') node.minFractionDigits = f.length;
}
return node;
},
stringify: resolveSeq.stringifyNumber
}], warnings.binary, warnings.omap, warnings.pairs, warnings.set, warnings.intTime, warnings.floatTime, warnings.timestamp);
const schemas = {
core,
failsafe,
json,
yaml11
};
const tags = {
binary: warnings.binary,
bool: boolObj,
float: floatObj,
floatExp: expObj,
floatNaN: nanObj,
floatTime: warnings.floatTime,
int: intObj,
intHex: hexObj,
intOct: octObj,
intTime: warnings.intTime,
map,
null: nullObj,
omap: warnings.omap,
pairs: warnings.pairs,
seq,
set: warnings.set,
timestamp: warnings.timestamp
};
function findTagObject(value, tagName, tags) {
if (tagName) {
const match = tags.filter(t => t.tag === tagName);
const tagObj = match.find(t => !t.format) || match[0];
if (!tagObj) throw new Error(`Tag ${tagName} not found`);
return tagObj;
} // TODO: deprecate/remove class check
return tags.find(t => (t.identify && t.identify(value) || t.class && value instanceof t.class) && !t.format);
}
function createNode(value, tagName, ctx) {
if (value instanceof resolveSeq.Node) return value;
const {
defaultPrefix,
onTagObj,
prevObjects,
schema,
wrapScalars
} = ctx;
if (tagName && tagName.startsWith('!!')) tagName = defaultPrefix + tagName.slice(2);
let tagObj = findTagObject(value, tagName, schema.tags);
if (!tagObj) {
if (typeof value.toJSON === 'function') value = value.toJSON();
if (!value || typeof value !== 'object') return wrapScalars ? new resolveSeq.Scalar(value) : value;
tagObj = value instanceof Map ? map : value[Symbol.iterator] ? seq : map;
}
if (onTagObj) {
onTagObj(tagObj);
delete ctx.onTagObj;
} // Detect duplicate references to the same object & use Alias nodes for all
// after first. The `obj` wrapper allows for circular references to resolve.
const obj = {
value: undefined,
node: undefined
};
if (value && typeof value === 'object' && prevObjects) {
const prev = prevObjects.get(value);
if (prev) {
const alias = new resolveSeq.Alias(prev); // leaves source dirty; must be cleaned by caller
ctx.aliasNodes.push(alias); // defined along with prevObjects
return alias;
}
obj.value = value;
prevObjects.set(value, obj);
}
obj.node = tagObj.createNode ? tagObj.createNode(ctx.schema, value, ctx) : wrapScalars ? new resolveSeq.Scalar(value) : value;
if (tagName && obj.node instanceof resolveSeq.Node) obj.node.tag = tagName;
return obj.node;
}
function getSchemaTags(schemas, knownTags, customTags, schemaId) {
let tags = schemas[schemaId.replace(/\W/g, '')]; // 'yaml-1.1' -> 'yaml11'
if (!tags) {
const keys = Object.keys(schemas).map(key => JSON.stringify(key)).join(', ');
throw new Error(`Unknown schema "${schemaId}"; use one of ${keys}`);
}
if (Array.isArray(customTags)) {
for (const tag of customTags) tags = tags.concat(tag);
} else if (typeof customTags === 'function') {
tags = customTags(tags.slice());
}
for (let i = 0; i < tags.length; ++i) {
const tag = tags[i];
if (typeof tag === 'string') {
const tagObj = knownTags[tag];
if (!tagObj) {
const keys = Object.keys(knownTags).map(key => JSON.stringify(key)).join(', ');
throw new Error(`Unknown custom tag "${tag}"; use one of ${keys}`);
}
tags[i] = tagObj;
}
}
return tags;
}
const sortMapEntriesByKey = (a, b) => a.key < b.key ? -1 : a.key > b.key ? 1 : 0;
class Schema {
// TODO: remove in v2
// TODO: remove in v2
constructor({
customTags,
merge,
schema,
sortMapEntries,
tags: deprecatedCustomTags
}) {
this.merge = !!merge;
this.name = schema;
this.sortMapEntries = sortMapEntries === true ? sortMapEntriesByKey : sortMapEntries || null;
if (!customTags && deprecatedCustomTags) warnings.warnOptionDeprecation('tags', 'customTags');
this.tags = getSchemaTags(schemas, tags, customTags || deprecatedCustomTags, schema);
}
createNode(value, wrapScalars, tagName, ctx) {
const baseCtx = {
defaultPrefix: Schema.defaultPrefix,
schema: this,
wrapScalars
};
const createCtx = ctx ? Object.assign(ctx, baseCtx) : baseCtx;
return createNode(value, tagName, createCtx);
}
createPair(key, value, ctx) {
if (!ctx) ctx = {
wrapScalars: true
};
const k = this.createNode(key, ctx.wrapScalars, null, ctx);
const v = this.createNode(value, ctx.wrapScalars, null, ctx);
return new resolveSeq.Pair(k, v);
}
}
PlainValue._defineProperty(Schema, "defaultPrefix", PlainValue.defaultTagPrefix);
PlainValue._defineProperty(Schema, "defaultTags", PlainValue.defaultTags);
exports.Schema = Schema;