diff options
Diffstat (limited to 'std/encoding/_yaml/loader/loader.ts')
| -rw-r--r-- | std/encoding/_yaml/loader/loader.ts | 121 |
1 files changed, 62 insertions, 59 deletions
diff --git a/std/encoding/_yaml/loader/loader.ts b/std/encoding/_yaml/loader/loader.ts index 4ab3e9adc..216e315f2 100644 --- a/std/encoding/_yaml/loader/loader.ts +++ b/std/encoding/_yaml/loader/loader.ts @@ -25,12 +25,14 @@ const CHOMPING_CLIP = 1; const CHOMPING_STRIP = 2; const CHOMPING_KEEP = 3; -const PATTERN_NON_PRINTABLE = /[\x00-\x08\x0B\x0C\x0E-\x1F\x7F-\x84\x86-\x9F\uFFFE\uFFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]/; +const PATTERN_NON_PRINTABLE = + /[\x00-\x08\x0B\x0C\x0E-\x1F\x7F-\x84\x86-\x9F\uFFFE\uFFFF]|[\uD800-\uDBFF](?![\uDC00-\uDFFF])|(?:[^\uD800-\uDBFF]|^)[\uDC00-\uDFFF]/; const PATTERN_NON_ASCII_LINE_BREAKS = /[\x85\u2028\u2029]/; const PATTERN_FLOW_INDICATORS = /[,\[\]\{\}]/; const PATTERN_TAG_HANDLE = /^(?:!|!!|![a-z\-]+!)$/i; /* eslint-disable-next-line max-len */ -const PATTERN_TAG_URI = /^(?:!|[^,\[\]\{\}])(?:%[0-9a-f]{2}|[0-9a-z\-#;\/\?:@&=\+\$,_\.!~\*'\(\)\[\]])*$/i; +const PATTERN_TAG_URI = + /^(?:!|[^,\[\]\{\}])(?:%[0-9a-f]{2}|[0-9a-z\-#;\/\?:@&=\+\$,_\.!~\*'\(\)\[\]])*$/i; function _class(obj: unknown): string { return Object.prototype.toString.call(obj); @@ -148,7 +150,7 @@ function charFromCodepoint(c: number): string { // https://en.wikipedia.org/wiki/UTF-16#Code_points_U.2B010000_to_U.2B10FFFF return String.fromCharCode( ((c - 0x010000) >> 10) + 0xd800, - ((c - 0x010000) & 0x03ff) + 0xdc00 + ((c - 0x010000) & 0x03ff) + 0xdc00, ); } @@ -167,8 +169,8 @@ function generateError(state: LoaderState, message: string): YAMLError { state.input, state.position, state.line, - state.position - state.lineStart - ) + state.position - state.lineStart, + ), ); } @@ -229,21 +231,21 @@ const directiveHandlers: DirectiveHandlers = { if (!PATTERN_TAG_HANDLE.test(handle)) { return throwError( state, - "ill-formed tag handle (first argument) of the TAG directive" + "ill-formed tag handle (first argument) of the TAG directive", ); } if (_hasOwnProperty.call(state.tagMap, handle)) { return throwError( state, - `there is a previously declared suffix for "${handle}" tag handle` + `there is a previously declared suffix for "${handle}" tag handle`, ); } if (!PATTERN_TAG_URI.test(prefix)) { return throwError( state, - "ill-formed tag prefix (second argument) of the TAG directive" + "ill-formed tag prefix (second argument) of the TAG directive", ); } @@ -258,7 +260,7 @@ function captureSegment( state: LoaderState, start: number, end: number, - checkJson: boolean + checkJson: boolean, ): void { let result: string; if (start < end) { @@ -289,12 +291,12 @@ function mergeMappings( state: LoaderState, destination: ArrayObject, source: ArrayObject, - overridableKeys: ArrayObject<boolean> + overridableKeys: ArrayObject<boolean>, ): void { if (!common.isObject(source)) { return throwError( state, - "cannot merge mappings; the provided source object is unacceptable" + "cannot merge mappings; the provided source object is unacceptable", ); } @@ -316,7 +318,7 @@ function storeMappingPair( keyNode: Any, valueNode: unknown, startLine?: number, - startPos?: number + startPos?: number, ): ArrayObject { // The output is a plain object here, so keys can only be strings. // We need to convert keyNode to a string, but doing so can hang the process @@ -401,7 +403,7 @@ function readLineBreak(state: LoaderState): void { function skipSeparationSpace( state: LoaderState, allowComments: boolean, - checkIndent: number + checkIndent: number, ): number { let lineBreaks = 0, ch = state.input.charCodeAt(state.position); @@ -478,7 +480,7 @@ function writeFoldedLines(state: LoaderState, count: number): void { function readPlainScalar( state: LoaderState, nodeIndent: number, - withinFlowCollection: boolean + withinFlowCollection: boolean, ): boolean { const kind = state.kind; const result = state.result; @@ -587,7 +589,7 @@ function readPlainScalar( function readSingleQuotedScalar( state: LoaderState, - nodeIndent: number + nodeIndent: number, ): boolean { let ch, captureStart, captureEnd; @@ -624,7 +626,7 @@ function readSingleQuotedScalar( ) { return throwError( state, - "unexpected end of the document within a single quoted scalar" + "unexpected end of the document within a single quoted scalar", ); } else { state.position++; @@ -634,13 +636,13 @@ function readSingleQuotedScalar( return throwError( state, - "unexpected end of the stream within a single quoted scalar" + "unexpected end of the stream within a single quoted scalar", ); } function readDoubleQuotedScalar( state: LoaderState, - nodeIndent: number + nodeIndent: number, ): boolean { let ch = state.input.charCodeAt(state.position); @@ -703,7 +705,7 @@ function readDoubleQuotedScalar( ) { return throwError( state, - "unexpected end of the document within a double quoted scalar" + "unexpected end of the document within a double quoted scalar", ); } else { state.position++; @@ -713,7 +715,7 @@ function readDoubleQuotedScalar( return throwError( state, - "unexpected end of the stream within a double quoted scalar" + "unexpected end of the stream within a double quoted scalar", ); } @@ -808,7 +810,7 @@ function readFlowCollection(state: LoaderState, nodeIndent: number): boolean { overridableKeys, keyTag, keyNode, - valueNode + valueNode, ); } else if (isPair) { (result as Array<{}>).push( @@ -818,8 +820,8 @@ function readFlowCollection(state: LoaderState, nodeIndent: number): boolean { overridableKeys, keyTag, keyNode, - valueNode - ) + valueNode, + ), ); } else { (result as ResultType[]).push(keyNode as ResultType); @@ -839,7 +841,7 @@ function readFlowCollection(state: LoaderState, nodeIndent: number): boolean { return throwError( state, - "unexpected end of the stream within a flow collection" + "unexpected end of the stream within a flow collection", ); } @@ -879,7 +881,7 @@ function readBlockScalar(state: LoaderState, nodeIndent: number): boolean { if (tmp === 0) { return throwError( state, - "bad explicit indentation width of a block scalar; it cannot be less than one" + "bad explicit indentation width of a block scalar; it cannot be less than one", ); } else if (!detectedIndent) { textIndent = nodeIndent + tmp - 1; @@ -933,7 +935,7 @@ function readBlockScalar(state: LoaderState, nodeIndent: number): boolean { if (chomping === CHOMPING_KEEP) { state.result += common.repeat( "\n", - didReadContent ? 1 + emptyLines : emptyLines + didReadContent ? 1 + emptyLines : emptyLines, ); } else if (chomping === CHOMPING_CLIP) { if (didReadContent) { @@ -954,7 +956,7 @@ function readBlockScalar(state: LoaderState, nodeIndent: number): boolean { // except for the first content line (cf. Example 8.1) state.result += common.repeat( "\n", - didReadContent ? 1 + emptyLines : emptyLines + didReadContent ? 1 + emptyLines : emptyLines, ); // End of more-indented block. @@ -979,7 +981,7 @@ function readBlockScalar(state: LoaderState, nodeIndent: number): boolean { // Keep all line breaks except the header line break. state.result += common.repeat( "\n", - didReadContent ? 1 + emptyLines : emptyLines + didReadContent ? 1 + emptyLines : emptyLines, ); } @@ -1067,7 +1069,7 @@ function readBlockSequence(state: LoaderState, nodeIndent: number): boolean { function readBlockMapping( state: LoaderState, nodeIndent: number, - flowIndent: number + flowIndent: number, ): boolean { const tag = state.tag, anchor = state.anchor, @@ -1112,7 +1114,7 @@ function readBlockMapping( overridableKeys, keyTag as string, keyNode, - null + null, ); keyTag = keyNode = valueNode = null; } @@ -1127,7 +1129,7 @@ function readBlockMapping( } else { return throwError( state, - "incomplete explicit mapping pair; a key node is missed; or followed by a non-tabulated empty line" + "incomplete explicit mapping pair; a key node is missed; or followed by a non-tabulated empty line", ); } @@ -1152,7 +1154,7 @@ function readBlockMapping( if (!isWsOrEol(ch)) { return throwError( state, - "a whitespace character is expected after the key-value separator within a block mapping" + "a whitespace character is expected after the key-value separator within a block mapping", ); } @@ -1163,7 +1165,7 @@ function readBlockMapping( overridableKeys, keyTag as string, keyNode, - null + null, ); keyTag = keyNode = valueNode = null; } @@ -1176,7 +1178,7 @@ function readBlockMapping( } else if (detected) { return throwError( state, - "can not read an implicit mapping pair; a colon is missed" + "can not read an implicit mapping pair; a colon is missed", ); } else { state.tag = tag; @@ -1186,7 +1188,7 @@ function readBlockMapping( } else if (detected) { return throwError( state, - "can not read a block mapping entry; a multiline key may not be an implicit key" + "can not read a block mapping entry; a multiline key may not be an implicit key", ); } else { state.tag = tag; @@ -1221,7 +1223,7 @@ function readBlockMapping( keyNode, valueNode, line, - pos + pos, ); keyTag = keyNode = valueNode = null; } @@ -1249,7 +1251,7 @@ function readBlockMapping( overridableKeys, keyTag as string, keyNode, - null + null, ); } @@ -1306,7 +1308,7 @@ function readTagProperty(state: LoaderState): boolean { } else { return throwError( state, - "unexpected end of the stream within a verbatim tag" + "unexpected end of the stream within a verbatim tag", ); } } else { @@ -1318,7 +1320,7 @@ function readTagProperty(state: LoaderState): boolean { if (!PATTERN_TAG_HANDLE.test(tagHandle)) { return throwError( state, - "named tag handle cannot contain such characters" + "named tag handle cannot contain such characters", ); } @@ -1327,7 +1329,7 @@ function readTagProperty(state: LoaderState): boolean { } else { return throwError( state, - "tag suffix cannot contain exclamation marks" + "tag suffix cannot contain exclamation marks", ); } } @@ -1340,7 +1342,7 @@ function readTagProperty(state: LoaderState): boolean { if (PATTERN_FLOW_INDICATORS.test(tagName)) { return throwError( state, - "tag suffix cannot contain flow indicator characters" + "tag suffix cannot contain flow indicator characters", ); } } @@ -1348,7 +1350,7 @@ function readTagProperty(state: LoaderState): boolean { if (tagName && !PATTERN_TAG_URI.test(tagName)) { return throwError( state, - `tag name cannot contain such characters: ${tagName}` + `tag name cannot contain such characters: ${tagName}`, ); } @@ -1387,7 +1389,7 @@ function readAnchorProperty(state: LoaderState): boolean { if (state.position === position) { return throwError( state, - "name of an anchor node must contain at least one character" + "name of an anchor node must contain at least one character", ); } @@ -1410,7 +1412,7 @@ function readAlias(state: LoaderState): boolean { if (state.position === _position) { return throwError( state, - "name of an alias node must contain at least one character" + "name of an alias node must contain at least one character", ); } @@ -1434,7 +1436,7 @@ function composeNode( parentIndent: number, nodeContext: number, allowToSeek: boolean, - allowCompact: boolean + allowCompact: boolean, ): boolean { let allowBlockScalars: boolean, allowBlockCollections: boolean, @@ -1454,8 +1456,9 @@ function composeNode( state.kind = null; state.result = null; - const allowBlockStyles = (allowBlockScalars = allowBlockCollections = - CONTEXT_BLOCK_OUT === nodeContext || CONTEXT_BLOCK_IN === nodeContext); + const allowBlockStyles = + (allowBlockScalars = allowBlockCollections = + CONTEXT_BLOCK_OUT === nodeContext || CONTEXT_BLOCK_IN === nodeContext); if (allowToSeek) { if (skipSeparationSpace(state, true, -1)) { @@ -1495,8 +1498,8 @@ function composeNode( } if (indentStatus === 1 || CONTEXT_BLOCK_OUT === nodeContext) { - const cond = - CONTEXT_FLOW_IN === nodeContext || CONTEXT_FLOW_OUT === nodeContext; + const cond = CONTEXT_FLOW_IN === nodeContext || + CONTEXT_FLOW_OUT === nodeContext; flowIndent = cond ? parentIndent : parentIndent + 1; blockIndent = state.position - state.lineStart; @@ -1522,7 +1525,7 @@ function composeNode( if (state.tag !== null || state.anchor !== null) { return throwError( state, - "alias node should not have Any properties" + "alias node should not have Any properties", ); } } else if ( @@ -1542,8 +1545,8 @@ function composeNode( } else if (indentStatus === 0) { // Special case: block sequences are allowed to have same indentation level as the parent. // http://www.yaml.org/spec/1.2/spec.html#id2799784 - hasContent = - allowBlockCollections && readBlockSequence(state, blockIndent); + hasContent = allowBlockCollections && + readBlockSequence(state, blockIndent); } } @@ -1578,7 +1581,7 @@ function composeNode( if (state.result !== null && type.kind !== state.kind) { return throwError( state, - `unacceptable node kind for !<${state.tag}> tag; it should be "${type.kind}", not "${state.kind}"` + `unacceptable node kind for !<${state.tag}> tag; it should be "${type.kind}", not "${state.kind}"`, ); } @@ -1586,7 +1589,7 @@ function composeNode( // `state.result` updated in resolver if matched return throwError( state, - `cannot resolve a node with !<${state.tag}> explicit tag` + `cannot resolve a node with !<${state.tag}> explicit tag`, ); } else { state.result = type.construct(state.result); @@ -1641,7 +1644,7 @@ function readDocument(state: LoaderState): void { if (directiveName.length < 1) { return throwError( state, - "directive name must not be less than one character in length" + "directive name must not be less than one character in length", ); } @@ -1697,7 +1700,7 @@ function readDocument(state: LoaderState): void { if ( state.checkLineBreaks && PATTERN_NON_ASCII_LINE_BREAKS.test( - state.input.slice(documentStart, state.position) + state.input.slice(documentStart, state.position), ) ) { throwWarning(state, "non-ASCII line breaks are interpreted as content"); @@ -1716,7 +1719,7 @@ function readDocument(state: LoaderState): void { if (state.position < state.length - 1) { return throwError( state, - "end of the stream or a document separator is expected" + "end of the stream or a document separator is expected", ); } else { return; @@ -1767,7 +1770,7 @@ function isCbFunction(fn: unknown): fn is CbFunction { export function loadAll<T extends CbFunction | LoaderStateOptions>( input: string, iteratorOrOption?: T, - options?: LoaderStateOptions + options?: LoaderStateOptions, ): T extends CbFunction ? void : unknown[] { if (!isCbFunction(iteratorOrOption)) { return loadDocuments(input, iteratorOrOption as LoaderStateOptions) as Any; @@ -1792,6 +1795,6 @@ export function load(input: string, options?: LoaderStateOptions): unknown { return documents[0]; } throw new YAMLError( - "expected a single document in the stream, but found more" + "expected a single document in the stream, but found more", ); } |