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diff --git a/pygments/lexers/matlab.py b/pygments/lexers/matlab.py new file mode 100644 index 00000000..ccb11a5d --- /dev/null +++ b/pygments/lexers/matlab.py @@ -0,0 +1,663 @@ +# -*- coding: utf-8 -*- +""" + pygments.lexers.matlab + ~~~~~~~~~~~~~~~~~~~~~~ + + Lexers for Matlab and related languages. + + :copyright: Copyright 2006-2015 by the Pygments team, see AUTHORS. + :license: BSD, see LICENSE for details. +""" + +import re + +from pygments.lexer import Lexer, RegexLexer, bygroups, words, do_insertions +from pygments.token import Text, Comment, Operator, Keyword, Name, String, \ + Number, Punctuation, Generic, Whitespace + +from pygments.lexers import _scilab_builtins + +__all__ = ['MatlabLexer', 'MatlabSessionLexer', 'OctaveLexer', 'ScilabLexer'] + + +class MatlabLexer(RegexLexer): + """ + For Matlab source code. + + .. versionadded:: 0.10 + """ + name = 'Matlab' + aliases = ['matlab'] + filenames = ['*.m'] + mimetypes = ['text/matlab'] + + # + # These lists are generated automatically. + # Run the following in bash shell: + # + # for f in elfun specfun elmat; do + # echo -n "$f = " + # matlab -nojvm -r "help $f;exit;" | perl -ne \ + # 'push(@c,$1) if /^ (\w+)\s+-/; END {print q{["}.join(q{","},@c).qq{"]\n};}' + # done + # + # elfun: Elementary math functions + # specfun: Special Math functions + # elmat: Elementary matrices and matrix manipulation + # + # taken from Matlab version 7.4.0.336 (R2007a) + # + elfun = ("sin", "sind", "sinh", "asin", "asind", "asinh", "cos", "cosd", "cosh", + "acos", "acosd", "acosh", "tan", "tand", "tanh", "atan", "atand", "atan2", + "atanh", "sec", "secd", "sech", "asec", "asecd", "asech", "csc", "cscd", + "csch", "acsc", "acscd", "acsch", "cot", "cotd", "coth", "acot", "acotd", + "acoth", "hypot", "exp", "expm1", "log", "log1p", "log10", "log2", "pow2", + "realpow", "reallog", "realsqrt", "sqrt", "nthroot", "nextpow2", "abs", + "angle", "complex", "conj", "imag", "real", "unwrap", "isreal", "cplxpair", + "fix", "floor", "ceil", "round", "mod", "rem", "sign") + specfun = ("airy", "besselj", "bessely", "besselh", "besseli", "besselk", "beta", + "betainc", "betaln", "ellipj", "ellipke", "erf", "erfc", "erfcx", + "erfinv", "expint", "gamma", "gammainc", "gammaln", "psi", "legendre", + "cross", "dot", "factor", "isprime", "primes", "gcd", "lcm", "rat", + "rats", "perms", "nchoosek", "factorial", "cart2sph", "cart2pol", + "pol2cart", "sph2cart", "hsv2rgb", "rgb2hsv") + elmat = ("zeros", "ones", "eye", "repmat", "rand", "randn", "linspace", "logspace", + "freqspace", "meshgrid", "accumarray", "size", "length", "ndims", "numel", + "disp", "isempty", "isequal", "isequalwithequalnans", "cat", "reshape", + "diag", "blkdiag", "tril", "triu", "fliplr", "flipud", "flipdim", "rot90", + "find", "end", "sub2ind", "ind2sub", "bsxfun", "ndgrid", "permute", + "ipermute", "shiftdim", "circshift", "squeeze", "isscalar", "isvector", + "ans", "eps", "realmax", "realmin", "pi", "i", "inf", "nan", "isnan", + "isinf", "isfinite", "j", "why", "compan", "gallery", "hadamard", "hankel", + "hilb", "invhilb", "magic", "pascal", "rosser", "toeplitz", "vander", + "wilkinson") + + tokens = { + 'root': [ + # line starting with '!' is sent as a system command. not sure what + # label to use... + (r'^!.*', String.Other), + (r'%\{\s*\n', Comment.Multiline, 'blockcomment'), + (r'%.*$', Comment), + (r'^\s*function', Keyword, 'deffunc'), + + # from 'iskeyword' on version 7.11 (R2010): + (words(( + 'break', 'case', 'catch', 'classdef', 'continue', 'else', 'elseif', + 'end', 'enumerated', 'events', 'for', 'function', 'global', 'if', + 'methods', 'otherwise', 'parfor', 'persistent', 'properties', + 'return', 'spmd', 'switch', 'try', 'while'), suffix=r'\b'), + Keyword), + + ("(" + "|".join(elfun + specfun + elmat) + r')\b', Name.Builtin), + + # line continuation with following comment: + (r'\.\.\..*$', Comment), + + # operators: + (r'-|==|~=|<|>|<=|>=|&&|&|~|\|\|?', Operator), + # operators requiring escape for re: + (r'\.\*|\*|\+|\.\^|\.\\|\.\/|\/|\\', Operator), + + # punctuation: + (r'\[|\]|\(|\)|\{|\}|:|@|\.|,', Punctuation), + (r'=|:|;', Punctuation), + + # quote can be transpose, instead of string: + # (not great, but handles common cases...) + (r'(?<=[\w)\].])\'+', Operator), + + (r'(\d+\.\d*|\d*\.\d+)([eEf][+-]?[0-9]+)?', Number.Float), + (r'\d+[eEf][+-]?[0-9]+', Number.Float), + (r'\d+', Number.Integer), + + (r'(?<![\w)\].])\'', String, 'string'), + (r'[a-zA-Z_]\w*', Name), + (r'.', Text), + ], + 'string': [ + (r'[^\']*\'', String, '#pop') + ], + 'blockcomment': [ + (r'^\s*%\}', Comment.Multiline, '#pop'), + (r'^.*\n', Comment.Multiline), + (r'.', Comment.Multiline), + ], + 'deffunc': [ + (r'(\s*)(?:(.+)(\s*)(=)(\s*))?(.+)(\()(.*)(\))(\s*)', + bygroups(Whitespace, Text, Whitespace, Punctuation, + Whitespace, Name.Function, Punctuation, Text, + Punctuation, Whitespace), '#pop'), + # function with no args + (r'(\s*)([a-zA-Z_]\w*)', bygroups(Text, Name.Function), '#pop'), + ], + } + + def analyse_text(text): + if re.match('^\s*%', text, re.M): # comment + return 0.2 + elif re.match('^!\w+', text, re.M): # system cmd + return 0.2 + + +line_re = re.compile('.*?\n') + + +class MatlabSessionLexer(Lexer): + """ + For Matlab sessions. Modeled after PythonConsoleLexer. + Contributed by Ken Schutte <kschutte@csail.mit.edu>. + + .. versionadded:: 0.10 + """ + name = 'Matlab session' + aliases = ['matlabsession'] + + def get_tokens_unprocessed(self, text): + mlexer = MatlabLexer(**self.options) + + curcode = '' + insertions = [] + + for match in line_re.finditer(text): + line = match.group() + + if line.startswith('>> '): + insertions.append((len(curcode), + [(0, Generic.Prompt, line[:3])])) + curcode += line[3:] + + elif line.startswith('>>'): + insertions.append((len(curcode), + [(0, Generic.Prompt, line[:2])])) + curcode += line[2:] + + elif line.startswith('???'): + + idx = len(curcode) + + # without is showing error on same line as before...? + # line = "\n" + line + token = (0, Generic.Traceback, line) + insertions.append((idx, [token])) + + else: + if curcode: + for item in do_insertions( + insertions, mlexer.get_tokens_unprocessed(curcode)): + yield item + curcode = '' + insertions = [] + + yield match.start(), Generic.Output, line + + if curcode: # or item: + for item in do_insertions( + insertions, mlexer.get_tokens_unprocessed(curcode)): + yield item + + +class OctaveLexer(RegexLexer): + """ + For GNU Octave source code. + + .. versionadded:: 1.5 + """ + name = 'Octave' + aliases = ['octave'] + filenames = ['*.m'] + mimetypes = ['text/octave'] + + # These lists are generated automatically. + # Run the following in bash shell: + # + # First dump all of the Octave manual into a plain text file: + # + # $ info octave --subnodes -o octave-manual + # + # Now grep through it: + + # for i in \ + # "Built-in Function" "Command" "Function File" \ + # "Loadable Function" "Mapping Function"; + # do + # perl -e '@name = qw('"$i"'); + # print lc($name[0]),"_kw = [\n"'; + # + # perl -n -e 'print "\"$1\",\n" if /-- '"$i"': .* (\w*) \(/;' \ + # octave-manual | sort | uniq ; + # echo "]" ; + # echo; + # done + + # taken from Octave Mercurial changeset 8cc154f45e37 (30-jan-2011) + + builtin_kw = ( + "addlistener", "addpath", "addproperty", "all", + "and", "any", "argnames", "argv", "assignin", + "atexit", "autoload", + "available_graphics_toolkits", "beep_on_error", + "bitand", "bitmax", "bitor", "bitshift", "bitxor", + "cat", "cell", "cellstr", "char", "class", "clc", + "columns", "command_line_path", + "completion_append_char", "completion_matches", + "complex", "confirm_recursive_rmdir", "cputime", + "crash_dumps_octave_core", "ctranspose", "cumprod", + "cumsum", "debug_on_error", "debug_on_interrupt", + "debug_on_warning", "default_save_options", + "dellistener", "diag", "diff", "disp", + "doc_cache_file", "do_string_escapes", "double", + "drawnow", "e", "echo_executing_commands", "eps", + "eq", "errno", "errno_list", "error", "eval", + "evalin", "exec", "exist", "exit", "eye", "false", + "fclear", "fclose", "fcntl", "fdisp", "feof", + "ferror", "feval", "fflush", "fgetl", "fgets", + "fieldnames", "file_in_loadpath", "file_in_path", + "filemarker", "filesep", "find_dir_in_path", + "fixed_point_format", "fnmatch", "fopen", "fork", + "formula", "fprintf", "fputs", "fread", "freport", + "frewind", "fscanf", "fseek", "fskipl", "ftell", + "functions", "fwrite", "ge", "genpath", "get", + "getegid", "getenv", "geteuid", "getgid", + "getpgrp", "getpid", "getppid", "getuid", "glob", + "gt", "gui_mode", "history_control", + "history_file", "history_size", + "history_timestamp_format_string", "home", + "horzcat", "hypot", "ifelse", + "ignore_function_time_stamp", "inferiorto", + "info_file", "info_program", "inline", "input", + "intmax", "intmin", "ipermute", + "is_absolute_filename", "isargout", "isbool", + "iscell", "iscellstr", "ischar", "iscomplex", + "isempty", "isfield", "isfloat", "isglobal", + "ishandle", "isieee", "isindex", "isinteger", + "islogical", "ismatrix", "ismethod", "isnull", + "isnumeric", "isobject", "isreal", + "is_rooted_relative_filename", "issorted", + "isstruct", "isvarname", "kbhit", "keyboard", + "kill", "lasterr", "lasterror", "lastwarn", + "ldivide", "le", "length", "link", "linspace", + "logical", "lstat", "lt", "make_absolute_filename", + "makeinfo_program", "max_recursion_depth", "merge", + "methods", "mfilename", "minus", "mislocked", + "mkdir", "mkfifo", "mkstemp", "mldivide", "mlock", + "mouse_wheel_zoom", "mpower", "mrdivide", "mtimes", + "munlock", "nargin", "nargout", + "native_float_format", "ndims", "ne", "nfields", + "nnz", "norm", "not", "numel", "nzmax", + "octave_config_info", "octave_core_file_limit", + "octave_core_file_name", + "octave_core_file_options", "ones", "or", + "output_max_field_width", "output_precision", + "page_output_immediately", "page_screen_output", + "path", "pathsep", "pause", "pclose", "permute", + "pi", "pipe", "plus", "popen", "power", + "print_empty_dimensions", "printf", + "print_struct_array_contents", "prod", + "program_invocation_name", "program_name", + "putenv", "puts", "pwd", "quit", "rats", "rdivide", + "readdir", "readlink", "read_readline_init_file", + "realmax", "realmin", "rehash", "rename", + "repelems", "re_read_readline_init_file", "reset", + "reshape", "resize", "restoredefaultpath", + "rethrow", "rmdir", "rmfield", "rmpath", "rows", + "save_header_format_string", "save_precision", + "saving_history", "scanf", "set", "setenv", + "shell_cmd", "sighup_dumps_octave_core", + "sigterm_dumps_octave_core", "silent_functions", + "single", "size", "size_equal", "sizemax", + "sizeof", "sleep", "source", "sparse_auto_mutate", + "split_long_rows", "sprintf", "squeeze", "sscanf", + "stat", "stderr", "stdin", "stdout", "strcmp", + "strcmpi", "string_fill_char", "strncmp", + "strncmpi", "struct", "struct_levels_to_print", + "strvcat", "subsasgn", "subsref", "sum", "sumsq", + "superiorto", "suppress_verbose_help_message", + "symlink", "system", "tic", "tilde_expand", + "times", "tmpfile", "tmpnam", "toc", "toupper", + "transpose", "true", "typeinfo", "umask", "uminus", + "uname", "undo_string_escapes", "unlink", "uplus", + "upper", "usage", "usleep", "vec", "vectorize", + "vertcat", "waitpid", "warning", "warranty", + "whos_line_format", "yes_or_no", "zeros", + "inf", "Inf", "nan", "NaN") + + command_kw = ("close", "load", "who", "whos") + + function_kw = ( + "accumarray", "accumdim", "acosd", "acotd", + "acscd", "addtodate", "allchild", "ancestor", + "anova", "arch_fit", "arch_rnd", "arch_test", + "area", "arma_rnd", "arrayfun", "ascii", "asctime", + "asecd", "asind", "assert", "atand", + "autoreg_matrix", "autumn", "axes", "axis", "bar", + "barh", "bartlett", "bartlett_test", "beep", + "betacdf", "betainv", "betapdf", "betarnd", + "bicgstab", "bicubic", "binary", "binocdf", + "binoinv", "binopdf", "binornd", "bitcmp", + "bitget", "bitset", "blackman", "blanks", + "blkdiag", "bone", "box", "brighten", "calendar", + "cast", "cauchy_cdf", "cauchy_inv", "cauchy_pdf", + "cauchy_rnd", "caxis", "celldisp", "center", "cgs", + "chisquare_test_homogeneity", + "chisquare_test_independence", "circshift", "cla", + "clabel", "clf", "clock", "cloglog", "closereq", + "colon", "colorbar", "colormap", "colperm", + "comet", "common_size", "commutation_matrix", + "compan", "compare_versions", "compass", + "computer", "cond", "condest", "contour", + "contourc", "contourf", "contrast", "conv", + "convhull", "cool", "copper", "copyfile", "cor", + "corrcoef", "cor_test", "cosd", "cotd", "cov", + "cplxpair", "cross", "cscd", "cstrcat", "csvread", + "csvwrite", "ctime", "cumtrapz", "curl", "cut", + "cylinder", "date", "datenum", "datestr", + "datetick", "datevec", "dblquad", "deal", + "deblank", "deconv", "delaunay", "delaunayn", + "delete", "demo", "detrend", "diffpara", "diffuse", + "dir", "discrete_cdf", "discrete_inv", + "discrete_pdf", "discrete_rnd", "display", + "divergence", "dlmwrite", "dos", "dsearch", + "dsearchn", "duplication_matrix", "durbinlevinson", + "ellipsoid", "empirical_cdf", "empirical_inv", + "empirical_pdf", "empirical_rnd", "eomday", + "errorbar", "etime", "etreeplot", "example", + "expcdf", "expinv", "expm", "exppdf", "exprnd", + "ezcontour", "ezcontourf", "ezmesh", "ezmeshc", + "ezplot", "ezpolar", "ezsurf", "ezsurfc", "factor", + "factorial", "fail", "fcdf", "feather", "fftconv", + "fftfilt", "fftshift", "figure", "fileattrib", + "fileparts", "fill", "findall", "findobj", + "findstr", "finv", "flag", "flipdim", "fliplr", + "flipud", "fpdf", "fplot", "fractdiff", "freqz", + "freqz_plot", "frnd", "fsolve", + "f_test_regression", "ftp", "fullfile", "fzero", + "gamcdf", "gaminv", "gampdf", "gamrnd", "gca", + "gcbf", "gcbo", "gcf", "genvarname", "geocdf", + "geoinv", "geopdf", "geornd", "getfield", "ginput", + "glpk", "gls", "gplot", "gradient", + "graphics_toolkit", "gray", "grid", "griddata", + "griddatan", "gtext", "gunzip", "gzip", "hadamard", + "hamming", "hankel", "hanning", "hggroup", + "hidden", "hilb", "hist", "histc", "hold", "hot", + "hotelling_test", "housh", "hsv", "hurst", + "hygecdf", "hygeinv", "hygepdf", "hygernd", + "idivide", "ifftshift", "image", "imagesc", + "imfinfo", "imread", "imshow", "imwrite", "index", + "info", "inpolygon", "inputname", "interpft", + "interpn", "intersect", "invhilb", "iqr", "isa", + "isdefinite", "isdir", "is_duplicate_entry", + "isequal", "isequalwithequalnans", "isfigure", + "ishermitian", "ishghandle", "is_leap_year", + "isletter", "ismac", "ismember", "ispc", "isprime", + "isprop", "isscalar", "issquare", "isstrprop", + "issymmetric", "isunix", "is_valid_file_id", + "isvector", "jet", "kendall", + "kolmogorov_smirnov_cdf", + "kolmogorov_smirnov_test", "kruskal_wallis_test", + "krylov", "kurtosis", "laplace_cdf", "laplace_inv", + "laplace_pdf", "laplace_rnd", "legend", "legendre", + "license", "line", "linkprop", "list_primes", + "loadaudio", "loadobj", "logistic_cdf", + "logistic_inv", "logistic_pdf", "logistic_rnd", + "logit", "loglog", "loglogerr", "logm", "logncdf", + "logninv", "lognpdf", "lognrnd", "logspace", + "lookfor", "ls_command", "lsqnonneg", "magic", + "mahalanobis", "manova", "matlabroot", + "mcnemar_test", "mean", "meansq", "median", "menu", + "mesh", "meshc", "meshgrid", "meshz", "mexext", + "mget", "mkpp", "mode", "moment", "movefile", + "mpoles", "mput", "namelengthmax", "nargchk", + "nargoutchk", "nbincdf", "nbininv", "nbinpdf", + "nbinrnd", "nchoosek", "ndgrid", "newplot", "news", + "nonzeros", "normcdf", "normest", "norminv", + "normpdf", "normrnd", "now", "nthroot", "null", + "ocean", "ols", "onenormest", "optimget", + "optimset", "orderfields", "orient", "orth", + "pack", "pareto", "parseparams", "pascal", "patch", + "pathdef", "pcg", "pchip", "pcolor", "pcr", + "peaks", "periodogram", "perl", "perms", "pie", + "pink", "planerot", "playaudio", "plot", + "plotmatrix", "plotyy", "poisscdf", "poissinv", + "poisspdf", "poissrnd", "polar", "poly", + "polyaffine", "polyarea", "polyderiv", "polyfit", + "polygcd", "polyint", "polyout", "polyreduce", + "polyval", "polyvalm", "postpad", "powerset", + "ppder", "ppint", "ppjumps", "ppplot", "ppval", + "pqpnonneg", "prepad", "primes", "print", + "print_usage", "prism", "probit", "qp", "qqplot", + "quadcc", "quadgk", "quadl", "quadv", "quiver", + "qzhess", "rainbow", "randi", "range", "rank", + "ranks", "rat", "reallog", "realpow", "realsqrt", + "record", "rectangle_lw", "rectangle_sw", + "rectint", "refresh", "refreshdata", + "regexptranslate", "repmat", "residue", "ribbon", + "rindex", "roots", "rose", "rosser", "rotdim", + "rref", "run", "run_count", "rundemos", "run_test", + "runtests", "saveas", "saveaudio", "saveobj", + "savepath", "scatter", "secd", "semilogx", + "semilogxerr", "semilogy", "semilogyerr", + "setaudio", "setdiff", "setfield", "setxor", + "shading", "shift", "shiftdim", "sign_test", + "sinc", "sind", "sinetone", "sinewave", "skewness", + "slice", "sombrero", "sortrows", "spaugment", + "spconvert", "spdiags", "spearman", "spectral_adf", + "spectral_xdf", "specular", "speed", "spencer", + "speye", "spfun", "sphere", "spinmap", "spline", + "spones", "sprand", "sprandn", "sprandsym", + "spring", "spstats", "spy", "sqp", "stairs", + "statistics", "std", "stdnormal_cdf", + "stdnormal_inv", "stdnormal_pdf", "stdnormal_rnd", + "stem", "stft", "strcat", "strchr", "strjust", + "strmatch", "strread", "strsplit", "strtok", + "strtrim", "strtrunc", "structfun", "studentize", + "subplot", "subsindex", "subspace", "substr", + "substruct", "summer", "surf", "surface", "surfc", + "surfl", "surfnorm", "svds", "swapbytes", + "sylvester_matrix", "symvar", "synthesis", "table", + "tand", "tar", "tcdf", "tempdir", "tempname", + "test", "text", "textread", "textscan", "tinv", + "title", "toeplitz", "tpdf", "trace", "trapz", + "treelayout", "treeplot", "triangle_lw", + "triangle_sw", "tril", "trimesh", "triplequad", + "triplot", "trisurf", "triu", "trnd", "tsearchn", + "t_test", "t_test_regression", "type", "unidcdf", + "unidinv", "unidpdf", "unidrnd", "unifcdf", + "unifinv", "unifpdf", "unifrnd", "union", "unique", + "unix", "unmkpp", "unpack", "untabify", "untar", + "unwrap", "unzip", "u_test", "validatestring", + "vander", "var", "var_test", "vech", "ver", + "version", "view", "voronoi", "voronoin", + "waitforbuttonpress", "wavread", "wavwrite", + "wblcdf", "wblinv", "wblpdf", "wblrnd", "weekday", + "welch_test", "what", "white", "whitebg", + "wienrnd", "wilcoxon_test", "wilkinson", "winter", + "xlabel", "xlim", "ylabel", "yulewalker", "zip", + "zlabel", "z_test") + + loadable_kw = ( + "airy", "amd", "balance", "besselh", "besseli", + "besselj", "besselk", "bessely", "bitpack", + "bsxfun", "builtin", "ccolamd", "cellfun", + "cellslices", "chol", "choldelete", "cholinsert", + "cholinv", "cholshift", "cholupdate", "colamd", + "colloc", "convhulln", "convn", "csymamd", + "cummax", "cummin", "daspk", "daspk_options", + "dasrt", "dasrt_options", "dassl", "dassl_options", + "dbclear", "dbdown", "dbstack", "dbstatus", + "dbstop", "dbtype", "dbup", "dbwhere", "det", + "dlmread", "dmperm", "dot", "eig", "eigs", + "endgrent", "endpwent", "etree", "fft", "fftn", + "fftw", "filter", "find", "full", "gcd", + "getgrent", "getgrgid", "getgrnam", "getpwent", + "getpwnam", "getpwuid", "getrusage", "givens", + "gmtime", "gnuplot_binary", "hess", "ifft", + "ifftn", "inv", "isdebugmode", "issparse", "kron", + "localtime", "lookup", "lsode", "lsode_options", + "lu", "luinc", "luupdate", "matrix_type", "max", + "min", "mktime", "pinv", "qr", "qrdelete", + "qrinsert", "qrshift", "qrupdate", "quad", + "quad_options", "qz", "rand", "rande", "randg", + "randn", "randp", "randperm", "rcond", "regexp", + "regexpi", "regexprep", "schur", "setgrent", + "setpwent", "sort", "spalloc", "sparse", "spparms", + "sprank", "sqrtm", "strfind", "strftime", + "strptime", "strrep", "svd", "svd_driver", "syl", + "symamd", "symbfact", "symrcm", "time", "tsearch", + "typecast", "urlread", "urlwrite") + + mapping_kw = ( + "abs", "acos", "acosh", "acot", "acoth", "acsc", + "acsch", "angle", "arg", "asec", "asech", "asin", + "asinh", "atan", "atanh", "beta", "betainc", + "betaln", "bincoeff", "cbrt", "ceil", "conj", "cos", + "cosh", "cot", "coth", "csc", "csch", "erf", "erfc", + "erfcx", "erfinv", "exp", "finite", "fix", "floor", + "fmod", "gamma", "gammainc", "gammaln", "imag", + "isalnum", "isalpha", "isascii", "iscntrl", + "isdigit", "isfinite", "isgraph", "isinf", + "islower", "isna", "isnan", "isprint", "ispunct", + "isspace", "isupper", "isxdigit", "lcm", "lgamma", + "log", "lower", "mod", "real", "rem", "round", + "roundb", "sec", "sech", "sign", "sin", "sinh", + "sqrt", "tan", "tanh", "toascii", "tolower", "xor") + + builtin_consts = ( + "EDITOR", "EXEC_PATH", "I", "IMAGE_PATH", "NA", + "OCTAVE_HOME", "OCTAVE_VERSION", "PAGER", + "PAGER_FLAGS", "SEEK_CUR", "SEEK_END", "SEEK_SET", + "SIG", "S_ISBLK", "S_ISCHR", "S_ISDIR", "S_ISFIFO", + "S_ISLNK", "S_ISREG", "S_ISSOCK", "WCONTINUE", + "WCOREDUMP", "WEXITSTATUS", "WIFCONTINUED", + "WIFEXITED", "WIFSIGNALED", "WIFSTOPPED", "WNOHANG", + "WSTOPSIG", "WTERMSIG", "WUNTRACED") + + tokens = { + 'root': [ + # We should look into multiline comments + (r'[%#].*$', Comment), + (r'^\s*function', Keyword, 'deffunc'), + + # from 'iskeyword' on hg changeset 8cc154f45e37 + (words(( + '__FILE__', '__LINE__', 'break', 'case', 'catch', 'classdef', 'continue', 'do', 'else', + 'elseif', 'end', 'end_try_catch', 'end_unwind_protect', 'endclassdef', + 'endevents', 'endfor', 'endfunction', 'endif', 'endmethods', 'endproperties', + 'endswitch', 'endwhile', 'events', 'for', 'function', 'get', 'global', 'if', 'methods', + 'otherwise', 'persistent', 'properties', 'return', 'set', 'static', 'switch', 'try', + 'until', 'unwind_protect', 'unwind_protect_cleanup', 'while'), suffix=r'\b'), + Keyword), + + (words(builtin_kw + command_kw + function_kw + loadable_kw + mapping_kw, + suffix=r'\b'), Name.Builtin), + + (words(builtin_consts, suffix=r'\b'), Name.Constant), + + # operators in Octave but not Matlab: + (r'-=|!=|!|/=|--', Operator), + # operators: + (r'-|==|~=|<|>|<=|>=|&&|&|~|\|\|?', Operator), + # operators in Octave but not Matlab requiring escape for re: + (r'\*=|\+=|\^=|\/=|\\=|\*\*|\+\+|\.\*\*', Operator), + # operators requiring escape for re: + (r'\.\*|\*|\+|\.\^|\.\\|\.\/|\/|\\', Operator), + + + # punctuation: + (r'[\[\](){}:@.,]', Punctuation), + (r'=|:|;', Punctuation), + + (r'"[^"]*"', String), + + (r'(\d+\.\d*|\d*\.\d+)([eEf][+-]?[0-9]+)?', Number.Float), + (r'\d+[eEf][+-]?[0-9]+', Number.Float), + (r'\d+', Number.Integer), + + # quote can be transpose, instead of string: + # (not great, but handles common cases...) + (r'(?<=[\w)\].])\'+', Operator), + (r'(?<![\w)\].])\'', String, 'string'), + + (r'[a-zA-Z_]\w*', Name), + (r'.', Text), + ], + 'string': [ + (r"[^']*'", String, '#pop'), + ], + 'deffunc': [ + (r'(\s*)(?:(.+)(\s*)(=)(\s*))?(.+)(\()(.*)(\))(\s*)', + bygroups(Whitespace, Text, Whitespace, Punctuation, + Whitespace, Name.Function, Punctuation, Text, + Punctuation, Whitespace), '#pop'), + # function with no args + (r'(\s*)([a-zA-Z_]\w*)', bygroups(Text, Name.Function), '#pop'), + ], + } + + +class ScilabLexer(RegexLexer): + """ + For Scilab source code. + + .. versionadded:: 1.5 + """ + name = 'Scilab' + aliases = ['scilab'] + filenames = ['*.sci', '*.sce', '*.tst'] + mimetypes = ['text/scilab'] + + tokens = { + 'root': [ + (r'//.*?$', Comment.Single), + (r'^\s*function', Keyword, 'deffunc'), + + (words(( + '__FILE__', '__LINE__', 'break', 'case', 'catch', 'classdef', 'continue', 'do', 'else', + 'elseif', 'end', 'end_try_catch', 'end_unwind_protect', 'endclassdef', + 'endevents', 'endfor', 'endfunction', 'endif', 'endmethods', 'endproperties', + 'endswitch', 'endwhile', 'events', 'for', 'function', 'get', 'global', 'if', 'methods', + 'otherwise', 'persistent', 'properties', 'return', 'set', 'static', 'switch', 'try', + 'until', 'unwind_protect', 'unwind_protect_cleanup', 'while'), suffix=r'\b'), + Keyword), + + (words(_scilab_builtins.functions_kw + + _scilab_builtins.commands_kw + + _scilab_builtins.macros_kw, suffix=r'\b'), Name.Builtin), + + (words(_scilab_builtins.variables_kw, suffix=r'\b'), Name.Constant), + + # operators: + (r'-|==|~=|<|>|<=|>=|&&|&|~|\|\|?', Operator), + # operators requiring escape for re: + (r'\.\*|\*|\+|\.\^|\.\\|\.\/|\/|\\', Operator), + + # punctuation: + (r'[\[\](){}@.,=:;]', Punctuation), + + (r'"[^"]*"', String), + + # quote can be transpose, instead of string: + # (not great, but handles common cases...) + (r'(?<=[\w)\].])\'+', Operator), + (r'(?<![\w)\].])\'', String, 'string'), + + (r'(\d+\.\d*|\d*\.\d+)([eEf][+-]?[0-9]+)?', Number.Float), + (r'\d+[eEf][+-]?[0-9]+', Number.Float), + (r'\d+', Number.Integer), + + (r'[a-zA-Z_]\w*', Name), + (r'.', Text), + ], + 'string': [ + (r"[^']*'", String, '#pop'), + (r'.', String, '#pop'), + ], + 'deffunc': [ + (r'(\s*)(?:(.+)(\s*)(=)(\s*))?(.+)(\()(.*)(\))(\s*)', + bygroups(Whitespace, Text, Whitespace, Punctuation, + Whitespace, Name.Function, Punctuation, Text, + Punctuation, Whitespace), '#pop'), + # function with no args + (r'(\s*)([a-zA-Z_]\w*)', bygroups(Text, Name.Function), '#pop'), + ], + } |