Mercurial > hgrepos > Python > libs > pygments-lexer-pseudocode2

comparison pygments_lexer_pseudocode/__init__.py @ 1:4615d6df8293 origin

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ADD: The original pygments-lexer-pseudocode project from GitHub. The commit is c455f4e283788932cf010b189e4b915871f3cff2.
author Franz Glasner <fzglas.hg@dom66.de>
date Sun, 19 Apr 2026 16:44:06 +0200
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1 import re
2
3 from pygments.lexer import RegexLexer, include, bygroups, using, this
4 from pygments.token import Error, Punctuation, Text, Comment, Operator, Keyword, Name, String, Number
5
6
7 class PseudocodeLexer(RegexLexer):
8 '''
9 A Pseudo code (fr) lexer
10 '''
11 name = 'Pseudocode'
12 aliases = ['pseudocode', 'pseudo', 'algorithm', 'algo']
13 filenames = ['*.algo', '*.pseudocode']
14 mimetypes = []
15 flags = re.IGNORECASE
16
17 def op_replace(lexer, match):
18 op = match.group(0)
19
20 S = ('<=', '>=', '<>', '<-', '^')
21 R = ('≤', '≥', '≠', '←', '↑')
22
23 if op in S:
24 op = R[S.index(op)]
25
26 yield match.start(), Operator, op
27
28 def scomment(lexer, match):
29 s = match.group(1).lower().strip()
30 c = Comment
31
32 directives = ['passage par copie', 'passage par valeur', 'passage par référence', 'passage par reference', 'passage par adresse', 've', 'vs', 've/s']
33
34 if s in directives:
35 c = Comment.Special
36
37 yield match.start(), c, match.group(0)
38
39 tokens = {
40 'root': [
41 (r'\/\*.*\*\/', Comment),
42 (r'(\/\/|#).*\n', Comment),
43 (r'\|', Comment),
44 (r'\{(.*)\}', scomment),
45 include('strings'),
46 include('core'),
47 (r'[a-zéàùçèÉÀÙÇÈ][a-z0-9éàùçèÉÀÙÇÈ_]*', Name.Variable),
48 include('nums'),
49 (r'[\s]+', Text)
50 ],
51 'core':[ # Statements
52 (r'\b(debut|début|fin|si|alors|sinon|fin[_ ]si|tant[ _]que|tantque|fin[ _]tantque|faire|répéter'
53 r'repeter|type|structure|fin[ _]structure|fonction|procédure|procedure|retourner|renvoyer|'
54 r'pour|fin[ _]pour|à|déclarations?|juqsque|spécialise|specialise|comporte|super|public|privé|protégé|'
55 r'classe'
56 r')\s*\b', Keyword),
57
58 # Data Types
59 (r'\b(entiers?|chaines?|chaînes?|réels?|reels?|caractères?|caracteres?|booléens?|'
60 r'booleens?|tableaux?|rien)\s*\b',
61 Keyword.Type),
62
63 (r'\b(vrai|faux|nil)\s*\b',
64 Name.Constant),
65
66 # Operators
67 (r'(<=|>=|<>|<-|\^|\*|\+|-|\/|<|>|=|\\\\|mod|←|↑|≤|≥|≠|÷|×|\.\.|\[|\]|\.|non|xou|et|ou)',
68 op_replace),
69
70 (r'(\(|\)|\,|\;|:)',
71 Punctuation),
72
73 #(r'\b(\[(VE|VS|VE/S)\])\s*\b',
74 # Keyword.Declaration),
75
76 # Intrinsics
77 (r'\b(sqrt|pow|cos|sin|tan|arccos|arcsin|arctan|arctan2|lire|ecrire|écrire|'
78 r'exp|ln|log|détruire|detruire'
79 r')\s*\b', Name.Builtin)
80 ],
81
82 'strings': [
83 (r'"([^"])*"', String.Double),
84 (r"'([^'])*'", String.Single),
85 ],
86
87 'nums': [
88 (r'\d+(?![.Ee])', Number.Integer),
89 (r'[+-]?\d*\.\d+([eE][-+]?\d+)?', Number.Float),
90 (r'[+-]?\d+\.\d*([eE][-+]?\d+)?', Number.Float)
91 ],
92 }
93