/pygments/lexers/functional.py
Python | 2395 lines | 1818 code | 216 blank | 361 comment | 25 complexity | db920509ffd7d877e19b47c2d6ceb0aa MD5 | raw file
Possible License(s): BSD-2-Clause
Large files files are truncated, but you can click here to view the full file
- # -*- coding: utf-8 -*-
- """
- pygments.lexers.functional
- ~~~~~~~~~~~~~~~~~~~~~~~~~~
- Lexers for functional languages.
- :copyright: Copyright 2006-2012 by the Pygments team, see AUTHORS.
- :license: BSD, see LICENSE for details.
- """
- import re
- from pygments.lexer import Lexer, RegexLexer, bygroups, include, do_insertions
- from pygments.token import Text, Comment, Operator, Keyword, Name, \
- String, Number, Punctuation, Literal, Generic, Error
- __all__ = ['RacketLexer', 'SchemeLexer', 'CommonLispLexer', 'HaskellLexer',
- 'LiterateHaskellLexer', 'SMLLexer', 'OcamlLexer', 'ErlangLexer',
- 'ErlangShellLexer', 'OpaLexer', 'CoqLexer', 'NewLispLexer',
- 'ElixirLexer', 'ElixirConsoleLexer']
- class RacketLexer(RegexLexer):
- """
- Lexer for Racket source code.
- *New in Pygments 1.6.*
- """
- name = 'Racket'
- aliases = ['racket', 'rkt']
- filenames = ['*.rkt', '*.rktl']
- mimetypes = ['text/x-racket', 'application/x-racket']
- # From namespace-mapped-symbols
- keywords = [
- '#%app', '#%datum', '#%expression', '#%module-begin',
- '#%plain-app', '#%plain-lambda', '#%plain-module-begin',
- '#%provide', '#%require', '#%stratified-body', '#%top',
- '#%top-interaction', '#%variable-reference', '...', 'and', 'begin',
- 'begin-for-syntax', 'begin0', 'case', 'case-lambda', 'cond',
- 'datum->syntax-object', 'define', 'define-for-syntax',
- 'define-struct', 'define-syntax', 'define-syntax-rule',
- 'define-syntaxes', 'define-values', 'define-values-for-syntax',
- 'delay', 'do', 'expand-path', 'fluid-let', 'hash-table-copy',
- 'hash-table-count', 'hash-table-for-each', 'hash-table-get',
- 'hash-table-iterate-first', 'hash-table-iterate-key',
- 'hash-table-iterate-next', 'hash-table-iterate-value',
- 'hash-table-map', 'hash-table-put!', 'hash-table-remove!',
- 'hash-table?', 'if', 'lambda', 'let', 'let*', 'let*-values',
- 'let-struct', 'let-syntax', 'let-syntaxes', 'let-values', 'let/cc',
- 'let/ec', 'letrec', 'letrec-syntax', 'letrec-syntaxes',
- 'letrec-syntaxes+values', 'letrec-values', 'list-immutable',
- 'make-hash-table', 'make-immutable-hash-table', 'make-namespace',
- 'module', 'module-identifier=?', 'module-label-identifier=?',
- 'module-template-identifier=?', 'module-transformer-identifier=?',
- 'namespace-transformer-require', 'or', 'parameterize',
- 'parameterize*', 'parameterize-break', 'provide',
- 'provide-for-label', 'provide-for-syntax', 'quasiquote',
- 'quasisyntax', 'quasisyntax/loc', 'quote', 'quote-syntax',
- 'quote-syntax/prune', 'require', 'require-for-label',
- 'require-for-syntax', 'require-for-template', 'set!',
- 'set!-values', 'syntax', 'syntax-case', 'syntax-case*',
- 'syntax-id-rules', 'syntax-object->datum', 'syntax-rules',
- 'syntax/loc', 'time', 'transcript-off', 'transcript-on', 'unless',
- 'unquote', 'unquote-splicing', 'unsyntax', 'unsyntax-splicing',
- 'when', 'with-continuation-mark', 'with-handlers',
- 'with-handlers*', 'with-syntax', 'λ'
- ]
- # From namespace-mapped-symbols
- builtins = [
- '*', '+', '-', '/', '<', '<=', '=', '>', '>=',
- 'abort-current-continuation', 'abs', 'absolute-path?', 'acos',
- 'add1', 'alarm-evt', 'always-evt', 'andmap', 'angle', 'append',
- 'apply', 'arithmetic-shift', 'arity-at-least',
- 'arity-at-least-value', 'arity-at-least?', 'asin', 'assoc', 'assq',
- 'assv', 'atan', 'banner', 'bitwise-and', 'bitwise-bit-field',
- 'bitwise-bit-set?', 'bitwise-ior', 'bitwise-not', 'bitwise-xor',
- 'boolean?', 'bound-identifier=?', 'box', 'box-immutable', 'box?',
- 'break-enabled', 'break-thread', 'build-path',
- 'build-path/convention-type', 'byte-pregexp', 'byte-pregexp?',
- 'byte-ready?', 'byte-regexp', 'byte-regexp?', 'byte?', 'bytes',
- 'bytes->immutable-bytes', 'bytes->list', 'bytes->path',
- 'bytes->path-element', 'bytes->string/latin-1',
- 'bytes->string/locale', 'bytes->string/utf-8', 'bytes-append',
- 'bytes-close-converter', 'bytes-convert', 'bytes-convert-end',
- 'bytes-converter?', 'bytes-copy', 'bytes-copy!', 'bytes-fill!',
- 'bytes-length', 'bytes-open-converter', 'bytes-ref', 'bytes-set!',
- 'bytes-utf-8-index', 'bytes-utf-8-length', 'bytes-utf-8-ref',
- 'bytes<?', 'bytes=?', 'bytes>?', 'bytes?', 'caaaar', 'caaadr',
- 'caaar', 'caadar', 'caaddr', 'caadr', 'caar', 'cadaar', 'cadadr',
- 'cadar', 'caddar', 'cadddr', 'caddr', 'cadr',
- 'call-in-nested-thread', 'call-with-break-parameterization',
- 'call-with-composable-continuation',
- 'call-with-continuation-barrier', 'call-with-continuation-prompt',
- 'call-with-current-continuation', 'call-with-escape-continuation',
- 'call-with-exception-handler',
- 'call-with-immediate-continuation-mark', 'call-with-input-file',
- 'call-with-output-file', 'call-with-parameterization',
- 'call-with-semaphore', 'call-with-semaphore/enable-break',
- 'call-with-values', 'call/cc', 'call/ec', 'car', 'cdaaar',
- 'cdaadr', 'cdaar', 'cdadar', 'cdaddr', 'cdadr', 'cdar', 'cddaar',
- 'cddadr', 'cddar', 'cdddar', 'cddddr', 'cdddr', 'cddr', 'cdr',
- 'ceiling', 'channel-get', 'channel-put', 'channel-put-evt',
- 'channel-try-get', 'channel?', 'chaperone-box', 'chaperone-evt',
- 'chaperone-hash', 'chaperone-of?', 'chaperone-procedure',
- 'chaperone-struct', 'chaperone-struct-type', 'chaperone-vector',
- 'chaperone?', 'char->integer', 'char-alphabetic?', 'char-blank?',
- 'char-ci<=?', 'char-ci<?', 'char-ci=?', 'char-ci>=?', 'char-ci>?',
- 'char-downcase', 'char-foldcase', 'char-general-category',
- 'char-graphic?', 'char-iso-control?', 'char-lower-case?',
- 'char-numeric?', 'char-punctuation?', 'char-ready?',
- 'char-symbolic?', 'char-title-case?', 'char-titlecase',
- 'char-upcase', 'char-upper-case?', 'char-utf-8-length',
- 'char-whitespace?', 'char<=?', 'char<?', 'char=?', 'char>=?',
- 'char>?', 'char?', 'check-duplicate-identifier',
- 'checked-procedure-check-and-extract', 'choice-evt',
- 'cleanse-path', 'close-input-port', 'close-output-port',
- 'collect-garbage', 'collection-file-path', 'collection-path',
- 'compile', 'compile-allow-set!-undefined',
- 'compile-context-preservation-enabled',
- 'compile-enforce-module-constants', 'compile-syntax',
- 'compiled-expression?', 'compiled-module-expression?',
- 'complete-path?', 'complex?', 'cons',
- 'continuation-mark-set->context', 'continuation-mark-set->list',
- 'continuation-mark-set->list*', 'continuation-mark-set-first',
- 'continuation-mark-set?', 'continuation-marks',
- 'continuation-prompt-available?', 'continuation-prompt-tag?',
- 'continuation?', 'copy-file', 'cos',
- 'current-break-parameterization', 'current-code-inspector',
- 'current-command-line-arguments', 'current-compile',
- 'current-continuation-marks', 'current-custodian',
- 'current-directory', 'current-drive', 'current-error-port',
- 'current-eval', 'current-evt-pseudo-random-generator',
- 'current-gc-milliseconds', 'current-get-interaction-input-port',
- 'current-inexact-milliseconds', 'current-input-port',
- 'current-inspector', 'current-library-collection-paths',
- 'current-load', 'current-load-extension',
- 'current-load-relative-directory', 'current-load/use-compiled',
- 'current-locale', 'current-memory-use', 'current-milliseconds',
- 'current-module-declare-name', 'current-module-declare-source',
- 'current-module-name-resolver', 'current-namespace',
- 'current-output-port', 'current-parameterization',
- 'current-preserved-thread-cell-values', 'current-print',
- 'current-process-milliseconds', 'current-prompt-read',
- 'current-pseudo-random-generator', 'current-read-interaction',
- 'current-reader-guard', 'current-readtable', 'current-seconds',
- 'current-security-guard', 'current-subprocess-custodian-mode',
- 'current-thread', 'current-thread-group',
- 'current-thread-initial-stack-size',
- 'current-write-relative-directory', 'custodian-box-value',
- 'custodian-box?', 'custodian-limit-memory',
- 'custodian-managed-list', 'custodian-memory-accounting-available?',
- 'custodian-require-memory', 'custodian-shutdown-all', 'custodian?',
- 'custom-print-quotable-accessor', 'custom-print-quotable?',
- 'custom-write-accessor', 'custom-write?', 'date', 'date*',
- 'date*-nanosecond', 'date*-time-zone-name', 'date*?', 'date-day',
- 'date-dst?', 'date-hour', 'date-minute', 'date-month',
- 'date-second', 'date-time-zone-offset', 'date-week-day',
- 'date-year', 'date-year-day', 'date?', 'datum-intern-literal',
- 'default-continuation-prompt-tag', 'delete-directory',
- 'delete-file', 'denominator', 'directory-exists?',
- 'directory-list', 'display', 'displayln', 'dump-memory-stats',
- 'dynamic-require', 'dynamic-require-for-syntax', 'dynamic-wind',
- 'eof', 'eof-object?', 'ephemeron-value', 'ephemeron?', 'eprintf',
- 'eq-hash-code', 'eq?', 'equal-hash-code',
- 'equal-secondary-hash-code', 'equal?', 'equal?/recur',
- 'eqv-hash-code', 'eqv?', 'error', 'error-display-handler',
- 'error-escape-handler', 'error-print-context-length',
- 'error-print-source-location', 'error-print-width',
- 'error-value->string-handler', 'eval', 'eval-jit-enabled',
- 'eval-syntax', 'even?', 'evt?', 'exact->inexact', 'exact-integer?',
- 'exact-nonnegative-integer?', 'exact-positive-integer?', 'exact?',
- 'executable-yield-handler', 'exit', 'exit-handler', 'exn',
- 'exn-continuation-marks', 'exn-message', 'exn:break',
- 'exn:break-continuation', 'exn:break?', 'exn:fail',
- 'exn:fail:contract', 'exn:fail:contract:arity',
- 'exn:fail:contract:arity?', 'exn:fail:contract:continuation',
- 'exn:fail:contract:continuation?',
- 'exn:fail:contract:divide-by-zero',
- 'exn:fail:contract:divide-by-zero?',
- 'exn:fail:contract:non-fixnum-result',
- 'exn:fail:contract:non-fixnum-result?',
- 'exn:fail:contract:variable', 'exn:fail:contract:variable-id',
- 'exn:fail:contract:variable?', 'exn:fail:contract?',
- 'exn:fail:filesystem', 'exn:fail:filesystem:exists',
- 'exn:fail:filesystem:exists?', 'exn:fail:filesystem:version',
- 'exn:fail:filesystem:version?', 'exn:fail:filesystem?',
- 'exn:fail:network', 'exn:fail:network?', 'exn:fail:out-of-memory',
- 'exn:fail:out-of-memory?', 'exn:fail:read',
- 'exn:fail:read-srclocs', 'exn:fail:read:eof', 'exn:fail:read:eof?',
- 'exn:fail:read:non-char', 'exn:fail:read:non-char?',
- 'exn:fail:read?', 'exn:fail:syntax', 'exn:fail:syntax-exprs',
- 'exn:fail:syntax:unbound', 'exn:fail:syntax:unbound?',
- 'exn:fail:syntax?', 'exn:fail:unsupported',
- 'exn:fail:unsupported?', 'exn:fail:user', 'exn:fail:user?',
- 'exn:fail?', 'exn:srclocs-accessor', 'exn:srclocs?', 'exn?', 'exp',
- 'expand', 'expand-once', 'expand-syntax', 'expand-syntax-once',
- 'expand-syntax-to-top-form', 'expand-to-top-form',
- 'expand-user-path', 'expt', 'file-exists?',
- 'file-or-directory-identity', 'file-or-directory-modify-seconds',
- 'file-or-directory-permissions', 'file-position', 'file-size',
- 'file-stream-buffer-mode', 'file-stream-port?',
- 'filesystem-root-list', 'find-executable-path',
- 'find-library-collection-paths', 'find-system-path', 'fixnum?',
- 'floating-point-bytes->real', 'flonum?', 'floor', 'flush-output',
- 'for-each', 'force', 'format', 'fprintf', 'free-identifier=?',
- 'gcd', 'generate-temporaries', 'gensym', 'get-output-bytes',
- 'get-output-string', 'getenv', 'global-port-print-handler',
- 'guard-evt', 'handle-evt', 'handle-evt?', 'hash', 'hash-equal?',
- 'hash-eqv?', 'hash-has-key?', 'hash-placeholder?', 'hash-ref!',
- 'hasheq', 'hasheqv', 'identifier-binding',
- 'identifier-label-binding', 'identifier-prune-lexical-context',
- 'identifier-prune-to-source-module',
- 'identifier-remove-from-definition-context',
- 'identifier-template-binding', 'identifier-transformer-binding',
- 'identifier?', 'imag-part', 'immutable?', 'impersonate-box',
- 'impersonate-hash', 'impersonate-procedure', 'impersonate-struct',
- 'impersonate-vector', 'impersonator-of?',
- 'impersonator-prop:application-mark',
- 'impersonator-property-accessor-procedure?',
- 'impersonator-property?', 'impersonator?', 'inexact->exact',
- 'inexact-real?', 'inexact?', 'input-port?', 'inspector?',
- 'integer->char', 'integer->integer-bytes',
- 'integer-bytes->integer', 'integer-length', 'integer-sqrt',
- 'integer-sqrt/remainder', 'integer?',
- 'internal-definition-context-seal', 'internal-definition-context?',
- 'keyword->string', 'keyword<?', 'keyword?', 'kill-thread', 'lcm',
- 'length', 'liberal-define-context?', 'link-exists?', 'list',
- 'list*', 'list->bytes', 'list->string', 'list->vector', 'list-ref',
- 'list-tail', 'list?', 'load', 'load-extension',
- 'load-on-demand-enabled', 'load-relative',
- 'load-relative-extension', 'load/cd', 'load/use-compiled',
- 'local-expand', 'local-expand/capture-lifts',
- 'local-transformer-expand',
- 'local-transformer-expand/capture-lifts', 'locale-string-encoding',
- 'log', 'magnitude', 'make-arity-at-least', 'make-bytes',
- 'make-channel', 'make-continuation-prompt-tag', 'make-custodian',
- 'make-custodian-box', 'make-date', 'make-date*',
- 'make-derived-parameter', 'make-directory', 'make-ephemeron',
- 'make-exn', 'make-exn:break', 'make-exn:fail',
- 'make-exn:fail:contract', 'make-exn:fail:contract:arity',
- 'make-exn:fail:contract:continuation',
- 'make-exn:fail:contract:divide-by-zero',
- 'make-exn:fail:contract:non-fixnum-result',
- 'make-exn:fail:contract:variable', 'make-exn:fail:filesystem',
- 'make-exn:fail:filesystem:exists',
- 'make-exn:fail:filesystem:version', 'make-exn:fail:network',
- 'make-exn:fail:out-of-memory', 'make-exn:fail:read',
- 'make-exn:fail:read:eof', 'make-exn:fail:read:non-char',
- 'make-exn:fail:syntax', 'make-exn:fail:syntax:unbound',
- 'make-exn:fail:unsupported', 'make-exn:fail:user',
- 'make-file-or-directory-link', 'make-hash-placeholder',
- 'make-hasheq-placeholder', 'make-hasheqv',
- 'make-hasheqv-placeholder', 'make-immutable-hasheqv',
- 'make-impersonator-property', 'make-input-port', 'make-inspector',
- 'make-known-char-range-list', 'make-output-port', 'make-parameter',
- 'make-pipe', 'make-placeholder', 'make-polar',
- 'make-prefab-struct', 'make-pseudo-random-generator',
- 'make-reader-graph', 'make-readtable', 'make-rectangular',
- 'make-rename-transformer', 'make-resolved-module-path',
- 'make-security-guard', 'make-semaphore', 'make-set!-transformer',
- 'make-shared-bytes', 'make-sibling-inspector',
- 'make-special-comment', 'make-srcloc', 'make-string',
- 'make-struct-field-accessor', 'make-struct-field-mutator',
- 'make-struct-type', 'make-struct-type-property',
- 'make-syntax-delta-introducer', 'make-syntax-introducer',
- 'make-thread-cell', 'make-thread-group', 'make-vector',
- 'make-weak-box', 'make-weak-hasheqv', 'make-will-executor', 'map',
- 'max', 'mcar', 'mcdr', 'mcons', 'member', 'memq', 'memv', 'min',
- 'module->exports', 'module->imports', 'module->language-info',
- 'module->namespace', 'module-compiled-exports',
- 'module-compiled-imports', 'module-compiled-language-info',
- 'module-compiled-name', 'module-path-index-join',
- 'module-path-index-resolve', 'module-path-index-split',
- 'module-path-index?', 'module-path?', 'module-predefined?',
- 'module-provide-protected?', 'modulo', 'mpair?', 'nack-guard-evt',
- 'namespace-attach-module', 'namespace-attach-module-declaration',
- 'namespace-base-phase', 'namespace-mapped-symbols',
- 'namespace-module-identifier', 'namespace-module-registry',
- 'namespace-require', 'namespace-require/constant',
- 'namespace-require/copy', 'namespace-require/expansion-time',
- 'namespace-set-variable-value!', 'namespace-symbol->identifier',
- 'namespace-syntax-introduce', 'namespace-undefine-variable!',
- 'namespace-unprotect-module', 'namespace-variable-value',
- 'namespace?', 'negative?', 'never-evt', 'newline',
- 'normal-case-path', 'not', 'null', 'null?', 'number->string',
- 'number?', 'numerator', 'object-name', 'odd?', 'open-input-bytes',
- 'open-input-file', 'open-input-output-file', 'open-input-string',
- 'open-output-bytes', 'open-output-file', 'open-output-string',
- 'ormap', 'output-port?', 'pair?', 'parameter-procedure=?',
- 'parameter?', 'parameterization?', 'path->bytes',
- 'path->complete-path', 'path->directory-path', 'path->string',
- 'path-add-suffix', 'path-convention-type', 'path-element->bytes',
- 'path-element->string', 'path-for-some-system?',
- 'path-list-string->path-list', 'path-replace-suffix',
- 'path-string?', 'path?', 'peek-byte', 'peek-byte-or-special',
- 'peek-bytes', 'peek-bytes!', 'peek-bytes-avail!',
- 'peek-bytes-avail!*', 'peek-bytes-avail!/enable-break',
- 'peek-char', 'peek-char-or-special', 'peek-string', 'peek-string!',
- 'pipe-content-length', 'placeholder-get', 'placeholder-set!',
- 'placeholder?', 'poll-guard-evt', 'port-closed-evt',
- 'port-closed?', 'port-commit-peeked', 'port-count-lines!',
- 'port-count-lines-enabled', 'port-display-handler',
- 'port-file-identity', 'port-file-unlock', 'port-next-location',
- 'port-print-handler', 'port-progress-evt',
- 'port-provides-progress-evts?', 'port-read-handler',
- 'port-try-file-lock?', 'port-write-handler', 'port-writes-atomic?',
- 'port-writes-special?', 'port?', 'positive?',
- 'prefab-key->struct-type', 'prefab-struct-key', 'pregexp',
- 'pregexp?', 'primitive-closure?', 'primitive-result-arity',
- 'primitive?', 'print', 'print-as-expression',
- 'print-boolean-long-form', 'print-box', 'print-graph',
- 'print-hash-table', 'print-mpair-curly-braces',
- 'print-pair-curly-braces', 'print-reader-abbreviations',
- 'print-struct', 'print-syntax-width', 'print-unreadable',
- 'print-vector-length', 'printf', 'procedure->method',
- 'procedure-arity', 'procedure-arity-includes?', 'procedure-arity?',
- 'procedure-closure-contents-eq?', 'procedure-extract-target',
- 'procedure-reduce-arity', 'procedure-rename',
- 'procedure-struct-type?', 'procedure?', 'promise?',
- 'prop:arity-string', 'prop:checked-procedure',
- 'prop:custom-print-quotable', 'prop:custom-write',
- 'prop:equal+hash', 'prop:evt', 'prop:exn:srclocs',
- 'prop:impersonator-of', 'prop:input-port',
- 'prop:liberal-define-context', 'prop:output-port',
- 'prop:procedure', 'prop:rename-transformer',
- 'prop:set!-transformer', 'pseudo-random-generator->vector',
- 'pseudo-random-generator-vector?', 'pseudo-random-generator?',
- 'putenv', 'quotient', 'quotient/remainder', 'raise',
- 'raise-arity-error', 'raise-mismatch-error', 'raise-syntax-error',
- 'raise-type-error', 'raise-user-error', 'random', 'random-seed',
- 'rational?', 'rationalize', 'read', 'read-accept-bar-quote',
- 'read-accept-box', 'read-accept-compiled', 'read-accept-dot',
- 'read-accept-graph', 'read-accept-infix-dot', 'read-accept-lang',
- 'read-accept-quasiquote', 'read-accept-reader', 'read-byte',
- 'read-byte-or-special', 'read-bytes', 'read-bytes!',
- 'read-bytes-avail!', 'read-bytes-avail!*',
- 'read-bytes-avail!/enable-break', 'read-bytes-line',
- 'read-case-sensitive', 'read-char', 'read-char-or-special',
- 'read-curly-brace-as-paren', 'read-decimal-as-inexact',
- 'read-eval-print-loop', 'read-language', 'read-line',
- 'read-on-demand-source', 'read-square-bracket-as-paren',
- 'read-string', 'read-string!', 'read-syntax',
- 'read-syntax/recursive', 'read/recursive', 'readtable-mapping',
- 'readtable?', 'real->double-flonum', 'real->floating-point-bytes',
- 'real->single-flonum', 'real-part', 'real?', 'regexp',
- 'regexp-match', 'regexp-match-peek', 'regexp-match-peek-immediate',
- 'regexp-match-peek-positions',
- 'regexp-match-peek-positions-immediate',
- 'regexp-match-peek-positions-immediate/end',
- 'regexp-match-peek-positions/end', 'regexp-match-positions',
- 'regexp-match-positions/end', 'regexp-match/end', 'regexp-match?',
- 'regexp-max-lookbehind', 'regexp-replace', 'regexp-replace*',
- 'regexp?', 'relative-path?', 'remainder',
- 'rename-file-or-directory', 'rename-transformer-target',
- 'rename-transformer?', 'resolve-path', 'resolved-module-path-name',
- 'resolved-module-path?', 'reverse', 'round', 'seconds->date',
- 'security-guard?', 'semaphore-peek-evt', 'semaphore-post',
- 'semaphore-try-wait?', 'semaphore-wait',
- 'semaphore-wait/enable-break', 'semaphore?',
- 'set!-transformer-procedure', 'set!-transformer?', 'set-box!',
- 'set-mcar!', 'set-mcdr!', 'set-port-next-location!',
- 'shared-bytes', 'shell-execute', 'simplify-path', 'sin',
- 'single-flonum?', 'sleep', 'special-comment-value',
- 'special-comment?', 'split-path', 'sqrt', 'srcloc',
- 'srcloc-column', 'srcloc-line', 'srcloc-position', 'srcloc-source',
- 'srcloc-span', 'srcloc?', 'string', 'string->bytes/latin-1',
- 'string->bytes/locale', 'string->bytes/utf-8',
- 'string->immutable-string', 'string->keyword', 'string->list',
- 'string->number', 'string->path', 'string->path-element',
- 'string->symbol', 'string->uninterned-symbol',
- 'string->unreadable-symbol', 'string-append', 'string-ci<=?',
- 'string-ci<?', 'string-ci=?', 'string-ci>=?', 'string-ci>?',
- 'string-copy', 'string-copy!', 'string-downcase', 'string-fill!',
- 'string-foldcase', 'string-length', 'string-locale-ci<?',
- 'string-locale-ci=?', 'string-locale-ci>?',
- 'string-locale-downcase', 'string-locale-upcase',
- 'string-locale<?', 'string-locale=?', 'string-locale>?',
- 'string-normalize-nfc', 'string-normalize-nfd',
- 'string-normalize-nfkc', 'string-normalize-nfkd', 'string-ref',
- 'string-set!', 'string-titlecase', 'string-upcase',
- 'string-utf-8-length', 'string<=?', 'string<?', 'string=?',
- 'string>=?', 'string>?', 'string?', 'struct->vector',
- 'struct-accessor-procedure?', 'struct-constructor-procedure?',
- 'struct-info', 'struct-mutator-procedure?',
- 'struct-predicate-procedure?', 'struct-type-info',
- 'struct-type-make-constructor', 'struct-type-make-predicate',
- 'struct-type-property-accessor-procedure?',
- 'struct-type-property?', 'struct-type?', 'struct:arity-at-least',
- 'struct:date', 'struct:date*', 'struct:exn', 'struct:exn:break',
- 'struct:exn:fail', 'struct:exn:fail:contract',
- 'struct:exn:fail:contract:arity',
- 'struct:exn:fail:contract:continuation',
- 'struct:exn:fail:contract:divide-by-zero',
- 'struct:exn:fail:contract:non-fixnum-result',
- 'struct:exn:fail:contract:variable', 'struct:exn:fail:filesystem',
- 'struct:exn:fail:filesystem:exists',
- 'struct:exn:fail:filesystem:version', 'struct:exn:fail:network',
- 'struct:exn:fail:out-of-memory', 'struct:exn:fail:read',
- 'struct:exn:fail:read:eof', 'struct:exn:fail:read:non-char',
- 'struct:exn:fail:syntax', 'struct:exn:fail:syntax:unbound',
- 'struct:exn:fail:unsupported', 'struct:exn:fail:user',
- 'struct:srcloc', 'struct?', 'sub1', 'subbytes', 'subprocess',
- 'subprocess-group-enabled', 'subprocess-kill', 'subprocess-pid',
- 'subprocess-status', 'subprocess-wait', 'subprocess?', 'substring',
- 'symbol->string', 'symbol-interned?', 'symbol-unreadable?',
- 'symbol?', 'sync', 'sync/enable-break', 'sync/timeout',
- 'sync/timeout/enable-break', 'syntax->list', 'syntax-arm',
- 'syntax-column', 'syntax-disarm', 'syntax-e', 'syntax-line',
- 'syntax-local-bind-syntaxes', 'syntax-local-certifier',
- 'syntax-local-context', 'syntax-local-expand-expression',
- 'syntax-local-get-shadower', 'syntax-local-introduce',
- 'syntax-local-lift-context', 'syntax-local-lift-expression',
- 'syntax-local-lift-module-end-declaration',
- 'syntax-local-lift-provide', 'syntax-local-lift-require',
- 'syntax-local-lift-values-expression',
- 'syntax-local-make-definition-context',
- 'syntax-local-make-delta-introducer',
- 'syntax-local-module-defined-identifiers',
- 'syntax-local-module-exports',
- 'syntax-local-module-required-identifiers', 'syntax-local-name',
- 'syntax-local-phase-level',
- 'syntax-local-transforming-module-provides?', 'syntax-local-value',
- 'syntax-local-value/immediate', 'syntax-original?',
- 'syntax-position', 'syntax-property',
- 'syntax-property-symbol-keys', 'syntax-protect', 'syntax-rearm',
- 'syntax-recertify', 'syntax-shift-phase-level', 'syntax-source',
- 'syntax-source-module', 'syntax-span', 'syntax-taint',
- 'syntax-tainted?', 'syntax-track-origin',
- 'syntax-transforming-module-expression?', 'syntax-transforming?',
- 'syntax?', 'system-big-endian?', 'system-idle-evt',
- 'system-language+country', 'system-library-subpath',
- 'system-path-convention-type', 'system-type', 'tan',
- 'tcp-abandon-port', 'tcp-accept', 'tcp-accept-evt',
- 'tcp-accept-ready?', 'tcp-accept/enable-break', 'tcp-addresses',
- 'tcp-close', 'tcp-connect', 'tcp-connect/enable-break',
- 'tcp-listen', 'tcp-listener?', 'tcp-port?', 'terminal-port?',
- 'thread', 'thread-cell-ref', 'thread-cell-set!', 'thread-cell?',
- 'thread-dead-evt', 'thread-dead?', 'thread-group?',
- 'thread-resume', 'thread-resume-evt', 'thread-rewind-receive',
- 'thread-running?', 'thread-suspend', 'thread-suspend-evt',
- 'thread-wait', 'thread/suspend-to-kill', 'thread?', 'time-apply',
- 'truncate', 'udp-addresses', 'udp-bind!', 'udp-bound?',
- 'udp-close', 'udp-connect!', 'udp-connected?', 'udp-open-socket',
- 'udp-receive!', 'udp-receive!*', 'udp-receive!-evt',
- 'udp-receive!/enable-break', 'udp-receive-ready-evt', 'udp-send',
- 'udp-send*', 'udp-send-evt', 'udp-send-ready-evt', 'udp-send-to',
- 'udp-send-to*', 'udp-send-to-evt', 'udp-send-to/enable-break',
- 'udp-send/enable-break', 'udp?', 'unbox',
- 'uncaught-exception-handler', 'use-collection-link-paths',
- 'use-compiled-file-paths', 'use-user-specific-search-paths',
- 'values', 'variable-reference->empty-namespace',
- 'variable-reference->module-base-phase',
- 'variable-reference->module-declaration-inspector',
- 'variable-reference->module-source',
- 'variable-reference->namespace', 'variable-reference->phase',
- 'variable-reference->resolved-module-path',
- 'variable-reference-constant?', 'variable-reference?', 'vector',
- 'vector->immutable-vector', 'vector->list',
- 'vector->pseudo-random-generator',
- 'vector->pseudo-random-generator!', 'vector->values',
- 'vector-fill!', 'vector-immutable', 'vector-length', 'vector-ref',
- 'vector-set!', 'vector-set-performance-stats!', 'vector?',
- 'version', 'void', 'void?', 'weak-box-value', 'weak-box?',
- 'will-execute', 'will-executor?', 'will-register',
- 'will-try-execute', 'with-input-from-file', 'with-output-to-file',
- 'wrap-evt', 'write', 'write-byte', 'write-bytes',
- 'write-bytes-avail', 'write-bytes-avail*', 'write-bytes-avail-evt',
- 'write-bytes-avail/enable-break', 'write-char', 'write-special',
- 'write-special-avail*', 'write-special-evt', 'write-string', 'zero?'
- ]
- # From SchemeLexer
- valid_name = r'[a-zA-Z0-9!$%&*+,/:<=>?@^_~|-]+'
- tokens = {
- 'root' : [
- (r';.*$', Comment.Single),
- (r'#\|[^|]+\|#', Comment.Multiline),
- # whitespaces - usually not relevant
- (r'\s+', Text),
- ## numbers: Keep in mind Racket reader hash prefixes,
- ## which can denote the base or the type. These don't map
- ## neatly onto pygments token types; some judgment calls
- ## here. Note that none of these regexps attempt to
- ## exclude identifiers that start with a number, such as a
- ## variable named "100-Continue".
- # #b
- (r'#b[-+]?[01]+\.[01]+', Number.Float),
- (r'#b[01]+e[-+]?[01]+', Number.Float),
- (r'#b[-+]?[01]/[01]+', Number),
- (r'#b[-+]?[01]+', Number.Integer),
- (r'#b\S*', Error),
- # #d OR no hash prefix
- (r'(#d)?[-+]?\d+\.\d+', Number.Float),
- (r'(#d)?\d+e[-+]?\d+', Number.Float),
- (r'(#d)?[-+]?\d+/\d+', Number),
- (r'(#d)?[-+]?\d+', Number.Integer),
- (r'#d\S*', Error),
- # #e
- (r'#e[-+]?\d+\.\d+', Number.Float),
- (r'#e\d+e[-+]?\d+', Number.Float),
- (r'#e[-+]?\d+/\d+', Number),
- (r'#e[-+]?\d+', Number),
- (r'#e\S*', Error),
- # #i is always inexact-real, i.e. float
- (r'#i[-+]?\d+\.\d+', Number.Float),
- (r'#i\d+e[-+]?\d+', Number.Float),
- (r'#i[-+]?\d+/\d+', Number.Float),
- (r'#i[-+]?\d+', Number.Float),
- (r'#i\S*', Error),
- # #o
- (r'#o[-+]?[0-7]+\.[0-7]+', Number.Oct),
- (r'#o[0-7]+e[-+]?[0-7]+', Number.Oct),
- (r'#o[-+]?[0-7]+/[0-7]+', Number.Oct),
- (r'#o[-+]?[0-7]+', Number.Oct),
- (r'#o\S*', Error),
- # #x
- (r'#x[-+]?[0-9a-fA-F]+\.[0-9a-fA-F]+', Number.Hex),
- # the exponent variation (e.g. #x1e1) is N/A
- (r'#x[-+]?[0-9a-fA-F]+/[0-9a-fA-F]+', Number.Hex),
- (r'#x[-+]?[0-9a-fA-F]+', Number.Hex),
- (r'#x\S*', Error),
- # strings, symbols and characters
- (r'"(\\\\|\\"|[^"])*"', String),
- (r"'" + valid_name, String.Symbol),
- (r"#\\([()/'\"._!§$%& ?=+-]{1}|[a-zA-Z0-9]+)", String.Char),
- (r'#rx".+"', String.Regex),
- (r'#px".+"', String.Regex),
- # constants
- (r'(#t|#f)', Name.Constant),
- # keyword argument names (e.g. #:keyword)
- (r'#:\S+', Keyword.Declaration),
- # #lang
- (r'#lang \S+', Keyword.Namespace),
- # special operators
- (r"('|#|`|,@|,|\.)", Operator),
- # highlight the keywords
- ('(%s)' % '|'.join([
- re.escape(entry) + ' ' for entry in keywords]),
- Keyword
- ),
- # first variable in a quoted string like
- # '(this is syntactic sugar)
- (r"(?<='\()" + valid_name, Name.Variable),
- (r"(?<=#\()" + valid_name, Name.Variable),
- # highlight the builtins
- ("(?<=\()(%s)" % '|'.join([
- re.escape(entry) + ' ' for entry in builtins]),
- Name.Builtin
- ),
- # the remaining functions; handle both ( and [
- (r'(?<=(\(|\[|\{))' + valid_name, Name.Function),
- # find the remaining variables
- (valid_name, Name.Variable),
- # the famous parentheses!
- (r'(\(|\)|\[|\]|\{|\})', Punctuation),
- ],
- }
- class SchemeLexer(RegexLexer):
- """
- A Scheme lexer, parsing a stream and outputting the tokens
- needed to highlight scheme code.
- This lexer could be most probably easily subclassed to parse
- other LISP-Dialects like Common Lisp, Emacs Lisp or AutoLisp.
- This parser is checked with pastes from the LISP pastebin
- at http://paste.lisp.org/ to cover as much syntax as possible.
- It supports the full Scheme syntax as defined in R5RS.
- *New in Pygments 0.6.*
- """
- name = 'Scheme'
- aliases = ['scheme', 'scm']
- filenames = ['*.scm', '*.ss']
- mimetypes = ['text/x-scheme', 'application/x-scheme']
- # list of known keywords and builtins taken form vim 6.4 scheme.vim
- # syntax file.
- keywords = [
- 'lambda', 'define', 'if', 'else', 'cond', 'and', 'or', 'case', 'let',
- 'let*', 'letrec', 'begin', 'do', 'delay', 'set!', '=>', 'quote',
- 'quasiquote', 'unquote', 'unquote-splicing', 'define-syntax',
- 'let-syntax', 'letrec-syntax', 'syntax-rules'
- ]
- builtins = [
- '*', '+', '-', '/', '<', '<=', '=', '>', '>=', 'abs', 'acos', 'angle',
- 'append', 'apply', 'asin', 'assoc', 'assq', 'assv', 'atan',
- 'boolean?', 'caaaar', 'caaadr', 'caaar', 'caadar', 'caaddr', 'caadr',
- 'caar', 'cadaar', 'cadadr', 'cadar', 'caddar', 'cadddr', 'caddr',
- 'cadr', 'call-with-current-continuation', 'call-with-input-file',
- 'call-with-output-file', 'call-with-values', 'call/cc', 'car',
- 'cdaaar', 'cdaadr', 'cdaar', 'cdadar', 'cdaddr', 'cdadr', 'cdar',
- 'cddaar', 'cddadr', 'cddar', 'cdddar', 'cddddr', 'cdddr', 'cddr',
- 'cdr', 'ceiling', 'char->integer', 'char-alphabetic?', 'char-ci<=?',
- 'char-ci<?', 'char-ci=?', 'char-ci>=?', 'char-ci>?', 'char-downcase',
- 'char-lower-case?', 'char-numeric?', 'char-ready?', 'char-upcase',
- 'char-upper-case?', 'char-whitespace?', 'char<=?', 'char<?', 'char=?',
- 'char>=?', 'char>?', 'char?', 'close-input-port', 'close-output-port',
- 'complex?', 'cons', 'cos', 'current-input-port', 'current-output-port',
- 'denominator', 'display', 'dynamic-wind', 'eof-object?', 'eq?',
- 'equal?', 'eqv?', 'eval', 'even?', 'exact->inexact', 'exact?', 'exp',
- 'expt', 'floor', 'for-each', 'force', 'gcd', 'imag-part',
- 'inexact->exact', 'inexact?', 'input-port?', 'integer->char',
- 'integer?', 'interaction-environment', 'lcm', 'length', 'list',
- 'list->string', 'list->vector', 'list-ref', 'list-tail', 'list?',
- 'load', 'log', 'magnitude', 'make-polar', 'make-rectangular',
- 'make-string', 'make-vector', 'map', 'max', 'member', 'memq', 'memv',
- 'min', 'modulo', 'negative?', 'newline', 'not', 'null-environment',
- 'null?', 'number->string', 'number?', 'numerator', 'odd?',
- 'open-input-file', 'open-output-file', 'output-port?', 'pair?',
- 'peek-char', 'port?', 'positive?', 'procedure?', 'quotient',
- 'rational?', 'rationalize', 'read', 'read-char', 'real-part', 'real?',
- 'remainder', 'reverse', 'round', 'scheme-report-environment',
- 'set-car!', 'set-cdr!', 'sin', 'sqrt', 'string', 'string->list',
- 'string->number', 'string->symbol', 'string-append', 'string-ci<=?',
- 'string-ci<?', 'string-ci=?', 'string-ci>=?', 'string-ci>?',
- 'string-copy', 'string-fill!', 'string-length', 'string-ref',
- 'string-set!', 'string<=?', 'string<?', 'string=?', 'string>=?',
- 'string>?', 'string?', 'substring', 'symbol->string', 'symbol?',
- 'tan', 'transcript-off', 'transcript-on', 'truncate', 'values',
- 'vector', 'vector->list', 'vector-fill!', 'vector-length',
- 'vector-ref', 'vector-set!', 'vector?', 'with-input-from-file',
- 'with-output-to-file', 'write', 'write-char', 'zero?'
- ]
- # valid names for identifiers
- # well, names can only not consist fully of numbers
- # but this should be good enough for now
- valid_name = r'[a-zA-Z0-9!$%&*+,/:<=>?@^_~|-]+'
- tokens = {
- 'root' : [
- # the comments - always starting with semicolon
- # and going to the end of the line
- (r';.*$', Comment.Single),
- # whitespaces - usually not relevant
- (r'\s+', Text),
- # numbers
- (r'-?\d+\.\d+', Number.Float),
- (r'-?\d+', Number.Integer),
- # support for uncommon kinds of numbers -
- # have to figure out what the characters mean
- #(r'(#e|#i|#b|#o|#d|#x)[\d.]+', Number),
- # strings, symbols and characters
- (r'"(\\\\|\\"|[^"])*"', String),
- (r"'" + valid_name, String.Symbol),
- (r"#\\([()/'\"._!§$%& ?=+-]{1}|[a-zA-Z0-9]+)", String.Char),
- # constants
- (r'(#t|#f)', Name.Constant),
- # special operators
- (r"('|#|`|,@|,|\.)", Operator),
- # highlight the keywords
- ('(%s)' % '|'.join([
- re.escape(entry) + ' ' for entry in keywords]),
- Keyword
- ),
- # first variable in a quoted string like
- # '(this is syntactic sugar)
- (r"(?<='\()" + valid_name, Name.Variable),
- (r"(?<=#\()" + valid_name, Name.Variable),
- # highlight the builtins
- ("(?<=\()(%s)" % '|'.join([
- re.escape(entry) + ' ' for entry in builtins]),
- Name.Builtin
- ),
- # the remaining functions
- (r'(?<=\()' + valid_name, Name.Function),
- # find the remaining variables
- (valid_name, Name.Variable),
- # the famous parentheses!
- (r'(\(|\))', Punctuation),
- (r'(\[|\])', Punctuation),
- ],
- }
- class CommonLispLexer(RegexLexer):
- """
- A Common Lisp lexer.
- *New in Pygments 0.9.*
- """
- name = 'Common Lisp'
- aliases = ['common-lisp', 'cl']
- filenames = ['*.cl', '*.lisp', '*.el'] # use for Elisp too
- mimetypes = ['text/x-common-lisp']
- flags = re.IGNORECASE | re.MULTILINE
- ### couple of useful regexes
- # characters that are not macro-characters and can be used to begin a symbol
- nonmacro = r'\\.|[a-zA-Z0-9!$%&*+-/<=>?@\[\]^_{}~]'
- constituent = nonmacro + '|[#.:]'
- terminated = r'(?=[ "()\'\n,;`])' # whitespace or terminating macro characters
- ### symbol token, reverse-engineered from hyperspec
- # Take a deep breath...
- symbol = r'(\|[^|]+\||(?:%s)(?:%s)*)' % (nonmacro, constituent)
- def __init__(self, **options):
- from pygments.lexers._clbuiltins import BUILTIN_FUNCTIONS, \
- SPECIAL_FORMS, MACROS, LAMBDA_LIST_KEYWORDS, DECLARATIONS, \
- BUILTIN_TYPES, BUILTIN_CLASSES
- self.builtin_function = BUILTIN_FUNCTIONS
- self.special_forms = SPECIAL_FORMS
- self.macros = MACROS
- self.lambda_list_keywords = LAMBDA_LIST_KEYWORDS
- self.declarations = DECLARATIONS
- self.builtin_types = BUILTIN_TYPES
- self.builtin_classes = BUILTIN_CLASSES
- RegexLexer.__init__(self, **options)
- def get_tokens_unprocessed(self, text):
- stack = ['root']
- for index, token, value in RegexLexer.get_tokens_unprocessed(self, text, stack):
- if token is Name.Variable:
- if value in self.builtin_function:
- yield index, Name.Builtin, value
- continue
- if value in self.special_forms:
- yield index, Keyword, value
- continue
- if value in self.macros:
- yield index, Name.Builtin, value
- continue
- if value in self.lambda_list_keywords:
- yield index, Keyword, value
- continue
- if value in self.declarations:
- yield index, Keyword, value
- continue
- if value in self.builtin_types:
- yield index, Keyword.Type, value
- continue
- if value in self.builtin_classes:
- yield index, Name.Class, value
- continue
- yield index, token, value
- tokens = {
- 'root' : [
- ('', Text, 'body'),
- ],
- 'multiline-comment' : [
- (r'#\|', Comment.Multiline, '#push'), # (cf. Hyperspec 2.4.8.19)
- (r'\|#', Comment.Multiline, '#pop'),
- (r'[^|#]+', Comment.Multiline),
- (r'[|#]', Comment.Multiline),
- ],
- 'commented-form' : [
- (r'\(', Comment.Preproc, '#push'),
- (r'\)', Comment.Preproc, '#pop'),
- (r'[^()]+', Comment.Preproc),
- ],
- 'body' : [
- # whitespace
- (r'\s+', Text),
- # single-line comment
- (r';.*$', Comment.Single),
- # multi-line comment
- (r'#\|', Comment.Multiline, 'multiline-comment'),
- # encoding comment (?)
- (r'#\d*Y.*$', Comment.Special),
- # strings and characters
- (r'"(\\.|\\\n|[^"\\])*"', String),
- # quoting
- (r":" + symbol, String.Symbol),
- (r"'" + symbol, String.Symbol),
- (r"'", Operator),
- (r"`", Operator),
- # decimal numbers
- (r'[-+]?\d+\.?' + terminated, Number.Integer),
- (r'[-+]?\d+/\d+' + terminated, Number),
- (r'[-+]?(\d*\.\d+([defls][-+]?\d+)?|\d+(\.\d*)?[defls][-+]?\d+)' \
- + terminated, Number.Float),
- # sharpsign strings and characters
- (r"#\\." + terminated, String.Char),
- (r"#\\" + symbol, String.Char),
- # vector
- (r'#\(', Operator, 'body'),
- # bitstring
- (r'#\d*\*[01]*', Literal.Other),
- # uninterned symbol
- (r'#:' + symbol, String.Symbol),
- # read-time and load-time evaluation
- (r'#[.,]', Operator),
- # function shorthand
- (r'#\'', Name.Function),
- # binary rational
- (r'#[bB][+-]?[01]+(/[01]+)?', Number),
- # octal rational
- (r'#[oO][+-]?[0-7]+(/[0-7]+)?', Number.Oct),
- # hex rational
- (r'#[xX][+-]?[0-9a-fA-F]+(/[0-9a-fA-F]+)?', Number.Hex),
- # radix rational
- (r'#\d+[rR][+-]?[0-9a-zA-Z]+(/[0-9a-zA-Z]+)?', Number),
- # complex
- (r'(#[cC])(\()', bygroups(Number, Punctuation), 'body'),
- # array
- (r'(#\d+[aA])(\()', bygroups(Literal.Other, Punctuation), 'body'),
- # structure
- (r'(#[sS])(\()', bygroups(Literal.Other, Punctuation), 'body'),
- # path
- (r'#[pP]?"(\\.|[^"])*"', Literal.Other),
- # reference
- (r'#\d+=', Operator),
- (r'#\d+#', Operator),
- # read-time comment
- (r'#+nil' + terminated + '\s*\(', Comment.Preproc, 'commented-form'),
- # read-time conditional
- (r'#[+-]', Operator),
- # special operators that should have been parsed already
- (r'(,@|,|\.)', Operator),
- # special constants
- (r'(t|nil)' + terminated, Name.Constant),
- # functions and variables
- (r'\*' + symbol + '\*', Name.Variable.Global),
- (symbol, Name.Variable),
- # parentheses
- (r'\(', Punctuation, 'body'),
- (r'\)', Punctuation, '#pop'),
- ],
- }
- class HaskellLexer(RegexLexer):
- """
- A Haskell lexer based on the lexemes defined in the Haskell 98 Report.
- *New in Pygments 0.8.*
- """
- name = 'Haskell'
- aliases = ['haskell', 'hs']
- filenames = ['*.hs']
- mimetypes = ['text/x-haskell']
- reserved = ['case','class','data','default','deriving','do','else',
- 'if','in','infix[lr]?','instance',
- 'let','newtype','of','then','type','where','_']
- ascii = ['NUL','SOH','[SE]TX','EOT','ENQ','ACK',
- 'BEL','BS','HT','LF','VT','FF','CR','S[OI]','DLE',
- 'DC[1-4]','NAK','SYN','ETB','CAN',
- 'EM','SUB','ESC','[FGRU]S','SP','DEL']
- tokens = {
- 'root': [
- # Whitespace:
- (r'\s+', Text),
- #(r'--\s*|.*$', Comment.Doc),
- (r'--(?![!#$%&*+./<=>?@\^|_~:\\]).*?$', Comment.Single),
- (r'{-', Comment.Multiline, 'comment'),
- # Lexemes:
- # Identifiers
- (r'\bimport\b', Keyword.Reserved, 'import'),
- (r'\bmodule\b', Keyword.Reserved, 'module'),
- (r'\berror\b', Name.Exception),
- (r'\b(%s)(?!\')\b' % '|'.join(reserved), Keyword.Reserved),
- (r'^[_a-z][\w\']*', Name.Function),
- (r"'?[_a-z][\w']*", Name),
- (r"('')?[A-Z][\w\']*", Keyword.Type),
- # Operators
- (r'\\(?![:!#$%&*+.\\/<=>?@^|~-]+)', Name.Function), # lambda operator
- (r'(<-|::|->|=>|=)(?![:!#$%&*+.\\/<=>?@^|~-]+)', Operator.Word), # specials
- (r':[:!#$%&*+.\\/<=>?@^|~-]*', Keyword.Type), # Constructor operators
- (r'[:!#$%&*+.\\/<=>?@^|~-]+', Operator), # Other operators
- # Numbers
- (r'\d+[eE][+-]?\d+', Number.Float),
- (r'\d+\.\d+([eE][+-]?\d+)?', Number.Float),
- (r'0[oO][0-7]+', Number.Oct),
- (r'0[xX][\da-fA-F]+', Number.Hex),
- (r'\d+', Number.Integer),
- # Character/String Literals
- (r"'", String.Char, 'character'),
- (r'"', String, 'string'),
- # Special
- (r'\[\]', Keyword.Type),
- (r'\(\)', Name.Builtin),
- (r'[][(),;`{}]', Punctuation),
- ],
- 'import': [
- # Import statements
- (r'\s+', Text),
- (r'"', String, 'string'),
- # after "funclist" state
- (r'\)', Punctuation, '#pop'),
- (r'qualified\b', Keyword),
- # import X as Y
- (r'([A-Z][a-zA-Z0-9_.]*)(\s+)(as)(\s+)([A-Z][a-zA-Z0-9_.]*)',
- bygroups(Name.Namespace, Text, Keyword, Text, Name), '#pop'),
- # import X hiding (functions)
- (r'([A-Z][a-zA-Z0-9_.]*)(\s+)(hiding)(\s+)(\()',
- bygroups(Name.Namespace, Text, Keyword, Text, Punctuation), 'funclist'),
- # import X (functions)
- (r'([A-Z][a-zA-Z0-9_.]*)(\s+)(\()',
- bygroups(Name.Namespace, Text, Punctuation), 'funclist'),
- # import X
- (r'[a-zA-Z0-9_.]+', Name.Namespace, '#pop'),
- ],
- 'module': [
- (r'\s+', Text),
- (r'([A-Z][a-zA-Z0-9_.]*)(\s+)(\()',
- bygroups(Name.Namespace, Text, Punctuation), 'funclist'),
- (r'[A-Z][a-zA-Z0-9_.]*', Name.Namespace, '#pop'),
- ],
- 'funclist': [
- (r'\s+', Text),
- (r'[A-Z][a-zA-Z0-9_]*', Keyword.Type),
- (r'(_[\w\']+|[a-z][\w\']*)', Name.Function),
- (r'--.*$', Comment.Single),
- (r'{-', Comment.Multiline, 'comment'),
- (r',', Punctuation),
- (r'[:!#$%&*+.\\/<=>?@^|~-]+', Operator),
- # (HACK, but it makes sense to push two instances, believe me)
- (r'\(', Punctuation, ('funclist', 'funclist')),
- (r'\)', Punctuation, '#pop:2'),
- ],
- 'comment': [
- # Multiline Comments
- (r'[^-{}]+', Comment.Multiline),
- (r'{-', Comment.Multiline, '#push'),
- (r'-}', Comment.Multiline, '#pop'),
- (r'[-{}]', Comment.Multiline),
- ],
- 'character': [
- # Allows multi-chars, incorrectly.
- (r"[^\\']", String.Char),
- (r"\\", String.Escape, 'escape'),
- ("'", String.Char, '#pop'),
- ],
- 'string': [
- (r'[^\\"]+', String),
- (r"\\", String.Escape, 'escape'),
- ('"', String, '#pop'),
- ],
- 'escape': [
- (r'[abfnrtv"\'&\\]', String.Escape, '#pop'),
- (r'\^[][A-Z@\^_]', String.Escape, '#pop'),
- ('|'.join(ascii), String.Escape, '#pop'),
- (r'o[0-7]+', String.Escape, '#pop'),
- (r'x[\da-fA-F]+', String.Escape, '#pop'),
- (r'\d+', String.Escape, '#pop'),
- (r'\s+\\', String.Escape, '#pop'),
- ],
- }
- line_re = re.compile('.*?\n')
- bird_re = re.compile(r'(>[ \t]*)(.*\n)')
- class LiterateHaskellLexer(Lexer):
- """
- For Literate Haskell (Bird-style or LaTeX) source.
- Additional options accepted:
- `litstyle`
- If given, must be ``"bird"`` or ``"latex"``. If not given, the style
- is autodetected: if the first non-whitespace character in the source
- is a backslash or percent character, LaTeX is assumed, else Bird.
- *New in Pygments 0.9.*
- """
- name = 'Literate Haskell'
- aliases = ['lhs', 'literate-haskell']
- filenames = ['*.lhs']
- mimetypes = ['text/x-literate-haskell']
- def get_tokens_unprocessed(self, text):
- hslexer = HaskellLexer(**self.options)
- style = self.options.get('litstyle')
- if style is None:
- style = (text.lstrip()[0:1] in '%\\') and 'latex' or 'bird'
- code = ''
- insertions = []
- if style == 'bird':
- # bird-style
- for match in line_re.finditer(text):
- line = match.group()
- m = bird_re.match(line)
- if m:
- i…
Large files files are truncated, but you can click here to view the full file