/usr/share/diffuse/syntax/octave.syntax is in diffuse 0.4.8-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | # Octave syntax file for Diffuse
# Copyright (C) 2009 Derrick Moser <derrick_moser@yahoo.com>
syntax Octave normal text
# We want Diffuse's default behaviour tot identify files with the '.m'
# extension as Objective-C files so we do not define a rule for matching files
# with the extension '.m' here.
#syntax_files Octave '\.m$'
# colours
colour octave_comment 0.2 0.4 0.64
colour octave_fixme 1.0 0.5 0.0
colour octave_keyword 0.77 0.63 0.0
colour octave_type 0.3 0.6 0.02
colour octave_literal 1.0 0.2 0.8
colour octave_string 0.8 0.0 0.0
colour octave_escapedchar 0.46 0.31 0.48
colour octave_punctuation 0.5 0.5 0.5
# whitespace
syntax_pattern normal normal text '[ \t\r\n]+'
syntax_pattern op op octave_punctuation "'+"
syntax_pattern op normal octave_punctuation ''
# block comments
syntax_pattern normal block_comment octave_comment '^%\{(\r\n|\r|\n)$'
syntax_pattern block_comment normal octave_comment '^%\}(\r\n|\r|\n)$'
syntax_pattern block_comment block_comment octave_fixme '\b(TODO|FIXME|XXX)\b'
syntax_pattern block_comment block_comment octave_comment '.[^TFX]*'
# comments
syntax_pattern normal comment octave_comment '[#%]'
syntax_pattern comment normal octave_comment '(\r\n|\r|\n)$'
syntax_pattern comment comment octave_fixme '\b(TODO|FIXME|XXX)\b'
syntax_pattern comment comment octave_comment '.[^TFX\r\n]*'
# char
syntax_pattern normal char octave_string "'"
syntax_pattern char char octave_escapedchar "''"
syntax_pattern char op octave_string "'"
syntax_pattern char char octave_string ".[^']*"
# string
syntax_pattern normal string octave_string '"'
syntax_pattern string string octave_escapedchar '(\\.)+'
syntax_pattern string op octave_string '"'
syntax_pattern string string octave_string '.[^\\"]*'
# literals
syntax_pattern normal op octave_literal '[0-9]+(\.[0-9]+)?(e[\+\-]?[0-9]+)?[ij]?' ignorecase
syntax_pattern normal op octave_literal '\b(Inf|NA|NaN)\b'
# typing keywords
syntax_pattern normal op octave_type '\b(char|double|logical|single|u?int(8|16|32|64))\b'
# keywords
syntax_pattern normal op octave_keyword '\b(break|case|catch|continue|do|else|elseif|end|endfor|endfunction|endif|endswitch|end_try_catch|end_unwind_protect|endwhile|for|function|global|if|otherwise|persistent|return|switch|try|until|unwind_protect(_cleanup)?|while)\b'
# punctuation
syntax_pattern normal op octave_punctuation '[\]\)\}\.]+'
syntax_pattern normal normal octave_punctuation '[\[\(\{:;,~&\|=<>\*/\+\-@\^\\!]+'
# parsing optimisation
syntax_pattern normal op text '[a-z_][a-z_0-9]*' ignorecase
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