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action-ansible-playbook/node_modules/yaml/dist/parse/lexer.d.ts

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2022-10-21 14:44:44 +00:00
/**
* Splits an input string into lexical tokens, i.e. smaller strings that are
* easily identifiable by `tokens.tokenType()`.
*
* Lexing starts always in a "stream" context. Incomplete input may be buffered
* until a complete token can be emitted.
*
* In addition to slices of the original input, the following control characters
* may also be emitted:
*
* - `\x02` (Start of Text): A document starts with the next token
* - `\x18` (Cancel): Unexpected end of flow-mode (indicates an error)
* - `\x1f` (Unit Separator): Next token is a scalar value
* - `\u{FEFF}` (Byte order mark): Emitted separately outside documents
*/
export declare class Lexer {
/**
* Flag indicating whether the end of the current buffer marks the end of
* all input
*/
private atEnd;
/**
* Explicit indent set in block scalar header, as an offset from the current
* minimum indent, so e.g. set to 1 from a header `|2+`. Set to -1 if not
* explicitly set.
*/
private blockScalarIndent;
/**
* Block scalars that include a + (keep) chomping indicator in their header
* include trailing empty lines, which are otherwise excluded from the
* scalar's contents.
*/
private blockScalarKeep;
/** Current input */
private buffer;
/**
* Flag noting whether the map value indicator : can immediately follow this
* node within a flow context.
*/
private flowKey;
/** Count of surrounding flow collection levels. */
private flowLevel;
/**
* Minimum level of indentation required for next lines to be parsed as a
* part of the current scalar value.
*/
private indentNext;
/** Indentation level of the current line. */
private indentValue;
/** Position of the next \n character. */
private lineEndPos;
/** Stores the state of the lexer if reaching the end of incpomplete input */
private next;
/** A pointer to `buffer`; the current position of the lexer. */
private pos;
/**
* Generate YAML tokens from the `source` string. If `incomplete`,
* a part of the last line may be left as a buffer for the next call.
*
* @returns A generator of lexical tokens
*/
lex(source: string, incomplete?: boolean): Generator<string, void, unknown>;
private atLineEnd;
private charAt;
private continueScalar;
private getLine;
private hasChars;
private setNext;
private peek;
private parseNext;
private parseStream;
private parseLineStart;
private parseBlockStart;
private parseDocument;
private parseFlowCollection;
private parseQuotedScalar;
private parseBlockScalarHeader;
private parseBlockScalar;
private parsePlainScalar;
private pushCount;
private pushToIndex;
private pushIndicators;
private pushTag;
private pushNewline;
private pushSpaces;
private pushUntil;
}