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• Lexer

Chartypes

Recognizers for basic character types (e.g., whitespace characters, alphabetic characters, etc.), typically introduced with defchar.

Subtopics

Vl-z-digit-p

z | Z | ?

Vl-x-digit-p

x | X

Vl-underscore-p

_

Vl-underscore-or-octal-digit-p

_ | octal_digit

Vl-underscore-or-hex-digit-p

_ | hex_digit

Vl-underscore-or-decimal-digit-p

_ | decimal_digit

Vl-underscore-or-binary-digit-p

_ | binary_digit

Vl-simple-id-tail-p

[a-zA-Z0-9_$]

Vl-simple-id-head-p

[a-zA-Z_]

Vl-octal-digit-p

x_digit | z_digit | [0-7]

Vl-non-zero-decimal-digit-p

[1-9]

Vl-hex-digit-p

x_digit | z_digit | [0-9a-fA-F]

Vl-decimal-digit-p

[0-9]

Vl-binary-digit-p

x_digit | z_digit | 0 | 1

Whitespace

We say whitespace includes spaces, tabs, newlines, carriage returns, form feeds, and vertical tabs.

Vl-underscore-or-octal-digit-list-p

(vl-underscore-or-octal-digit-list-p x) recognizes lists where every element satisfies vl-underscore-or-octal-digit-p.

Vl-underscore-or-hex-digit-list-p

(vl-underscore-or-hex-digit-list-p x) recognizes lists where every element satisfies vl-underscore-or-hex-digit-p.

Vl-underscore-or-decimal-digit-list-p

(vl-underscore-or-decimal-digit-list-p x) recognizes lists where every element satisfies vl-underscore-or-decimal-digit-p.

Vl-underscore-or-binary-digit-list-p

(vl-underscore-or-binary-digit-list-p x) recognizes lists where every element satisfies vl-underscore-or-binary-digit-p.

Vl-non-zero-decimal-digit-list-p

(vl-non-zero-decimal-digit-list-p x) recognizes lists where every element satisfies vl-non-zero-decimal-digit-p.

Vl-simple-id-tail-list-p

(vl-simple-id-tail-list-p x) recognizes lists where every element satisfies vl-simple-id-tail-p.

Vl-simple-id-head-list-p

(vl-simple-id-head-list-p x) recognizes lists where every element satisfies vl-simple-id-head-p.

Vl-decimal-digit-list-p

(vl-decimal-digit-list-p x) recognizes lists where every element satisfies vl-decimal-digit-p.

Vl-binary-digit-list-p

(vl-binary-digit-list-p x) recognizes lists where every element satisfies vl-binary-digit-p.

Vl-z-digit-list-p

(vl-z-digit-list-p x) recognizes lists where every element satisfies vl-z-digit-p.

Vl-x-digit-list-p

(vl-x-digit-list-p x) recognizes lists where every element satisfies vl-x-digit-p.

Vl-underscore-list-p

(vl-underscore-list-p x) recognizes lists where every element satisfies vl-underscore-p.

Vl-octal-digit-list-p

(vl-octal-digit-list-p x) recognizes lists where every element satisfies vl-octal-digit-p.

Vl-hex-digit-list-p

(vl-hex-digit-list-p x) recognizes lists where every element satisfies vl-hex-digit-p.