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author | Georg Brandl <georg@python.org> | 2014-09-20 09:40:55 +0200 |
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committer | Georg Brandl <georg@python.org> | 2014-09-20 09:40:55 +0200 |
commit | df9d1b0a4192a7d401e4aa05d310b7f4da0c84e2 (patch) | |
tree | 119384d5086ac6b3b7fbd9e5c0f1b42179242119 /pygments/lexers/apl.py | |
parent | 68c5b734ca6c787ebd00857957247dbd7e1d0337 (diff) | |
download | pygments-df9d1b0a4192a7d401e4aa05d310b7f4da0c84e2.tar.gz |
Remove the misc subpackage.
Diffstat (limited to 'pygments/lexers/apl.py')
-rw-r--r-- | pygments/lexers/apl.py | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/pygments/lexers/apl.py b/pygments/lexers/apl.py new file mode 100644 index 00000000..d29133ee --- /dev/null +++ b/pygments/lexers/apl.py @@ -0,0 +1,101 @@ +# -*- coding: utf-8 -*- +""" + pygments.lexers.apl + ~~~~~~~~~~~~~~~~~~~ + + Lexers for APL. + + :copyright: Copyright 2006-2014 by the Pygments team, see AUTHORS. + :license: BSD, see LICENSE for details. +""" + +from pygments.lexer import RegexLexer +from pygments.token import Text, Comment, Operator, Keyword, Name, String, \ + Number, Punctuation + +__all__ = ['APLLexer'] + + +class APLLexer(RegexLexer): + """ + A simple APL lexer. + + .. versionadded:: 2.0 + """ + name = 'APL' + aliases = ['apl'] + filenames = ['*.apl'] + + tokens = { + 'root': [ + # Whitespace + # ========== + (r'\s+', Text), + # + # Comment + # ======= + # '⍝' is traditional; '#' is supported by GNU APL and NGN (but not Dyalog) + (u'[⍝#].*$', Comment.Single), + # + # Strings + # ======= + (r'\'((\'\')|[^\'])*\'', String.Single), + (r'"(("")|[^"])*"', String.Double), # supported by NGN APL + # + # Punctuation + # =========== + # This token type is used for diamond and parenthesis + # but not for bracket and ; (see below) + (u'[⋄◇()]', Punctuation), + # + # Array indexing + # ============== + # Since this token type is very important in APL, it is not included in + # the punctuation token type but rather in the following one + (r'[\[\];]', String.Regex), + # + # Distinguished names + # =================== + # following IBM APL2 standard + (u'⎕[A-Za-zΔ∆⍙][A-Za-zΔ∆⍙_¯0-9]*', Name.Function), + # + # Labels + # ====== + # following IBM APL2 standard + # (u'[A-Za-zΔ∆⍙][A-Za-zΔ∆⍙_¯0-9]*:', Name.Label), + # + # Variables + # ========= + # following IBM APL2 standard + (u'[A-Za-zΔ∆⍙][A-Za-zΔ∆⍙_¯0-9]*', Name.Variable), + # + # Numbers + # ======= + (u'¯?(0[Xx][0-9A-Fa-f]+|[0-9]*\.?[0-9]+([Ee][+¯]?[0-9]+)?|¯|∞)' + u'([Jj]¯?(0[Xx][0-9A-Fa-f]+|[0-9]*\.?[0-9]+([Ee][+¯]?[0-9]+)?|¯|∞))?', + Number), + # + # Operators + # ========== + (u'[\.\\\/⌿⍀¨⍣⍨⍠⍤∘]', Name.Attribute), # closest token type + (u'[+\-×÷⌈⌊∣|⍳?*⍟○!⌹<≤=>≥≠≡≢∊⍷∪∩~∨∧⍱⍲⍴,⍪⌽⊖⍉↑↓⊂⊃⌷⍋⍒⊤⊥⍕⍎⊣⊢⍁⍂≈⌸⍯↗]', + Operator), + # + # Constant + # ======== + (u'⍬', Name.Constant), + # + # Quad symbol + # =========== + (u'[⎕⍞]', Name.Variable.Global), + # + # Arrows left/right + # ================= + (u'[←→]', Keyword.Declaration), + # + # D-Fn + # ==== + (u'[⍺⍵⍶⍹∇:]', Name.Builtin.Pseudo), + (r'[{}]', Keyword.Type), + ], + } |