修改后台权限

node_modules/graphql/language/lexer.d.ts

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+import { Token } from './ast';
+import type { Source } from './source';
+import { TokenKind } from './tokenKind';
+/**
+ * A Lexer interface which provides common properties and methods required for
+ * lexing GraphQL source.
+ *
+ * @internal
+ */
+export interface LexerInterface {
+  source: Source;
+  lastToken: Token;
+  token: Token;
+  line: number;
+  lineStart: number;
+  advance: () => Token;
+  lookahead: () => Token;
+}
+/**
+ * Given a Source object, creates a Lexer for that source.
+ * A Lexer is a stateful stream generator in that every time
+ * it is advanced, it returns the next token in the Source. Assuming the
+ * source lexes, the final Token emitted by the lexer will be of kind
+ * EOF, after which the lexer will repeatedly return the same EOF token
+ * whenever called.
+ */
+export declare class Lexer implements LexerInterface {
+  source: Source;
+  /**
+   * The previously focused non-ignored token.
+   */
+  lastToken: Token;
+  /**
+   * The currently focused non-ignored token.
+   */
+  token: Token;
+  /**
+   * The (1-indexed) line containing the current token.
+   */
+  line: number;
+  /**
+   * The character offset at which the current line begins.
+   */
+  lineStart: number;
+  constructor(source: Source);
+  get [Symbol.toStringTag](): string;
+  /**
+   * Advances the token stream to the next non-ignored token.
+   */
+  advance(): Token;
+  /**
+   * Looks ahead and returns the next non-ignored token, but does not change
+   * the state of Lexer.
+   */
+  lookahead(): Token;
+}
+/**
+ * @internal
+ */
+export declare function isPunctuatorTokenKind(kind: TokenKind): boolean;
+/**
+ * Prints the code point (or end of file reference) at a given location in a
+ * source for use in error messages.
+ *
+ * Printable ASCII is printed quoted, while other points are printed in Unicode
+ * code point form (ie. U+1234).
+ *
+ * @internal
+ */
+export declare function printCodePointAt(
+  lexer: LexerInterface,
+  location: number,
+): string;
+/**
+ * Create a token with line and column location information.
+ *
+ * @internal
+ */
+export declare function createToken(
+  lexer: LexerInterface,
+  kind: TokenKind,
+  start: number,
+  end: number,
+  value?: string,
+): Token;
+/**
+ * Reads an alphanumeric + underscore name from the source.
+ *
+ * ```
+ * Name ::
+ *   - NameStart NameContinue* [lookahead != NameContinue]
+ * ```
+ *
+ * @internal
+ */
+export declare function readName(lexer: LexerInterface, start: number): Token;