1 (* Augeas module for editing Java properties files
2 Author: Craig Dunn <craig@craigdunn.org>
5 - doesn't support \ alone on a line
6 - values are not unescaped
7 - multi-line properties are broken down by line, and can't be replaced with a single line
9 See format info: http://docs.oracle.com/javase/6/docs/api/java/util/Properties.html#load(java.io.Reader)
14 (* Define some basic primitives *)
15 let empty = Util.empty_generic_dos /[ \t]*[#!]?[ \t]*/
17 let hard_eol = del /\r?\n/ "\n"
18 let sepch = del /([ \t]*(=|:)|[ \t])/ "="
19 let sepspc = del /[ \t]/ " "
20 let sepch_ns = del /[ \t]*(=|:)/ "="
21 let sepch_opt = del /[ \t]*(=|:)?[ \t]*/ "="
22 let value_to_eol_ws = store /(:|=)[^\r\n]*[^ \t\r\n\\]/
23 let value_to_bs_ws = store /(:|=)[^\n]*[^\\\n]/
24 let value_to_eol = store /([^ \t\n:=][^\n]*[^ \t\r\n\\]|[^ \t\r\n\\:=])/
25 let value_to_bs = store /([^ \t\n:=][^\n]*[^\\\n]|[^ \t\n\\:=])/
26 let indent = Util.indent
27 let backslash = del /[\\][ \t]*\n/ "\\\n"
28 let opt_backslash = del /([\\][ \t]*\n)?/ ""
29 let entry = /([^ \t\r\n:=!#\\]|[\\]:|[\\]=|[\\][\t ]|[\\][^\/\r\n])+/
31 let multi_line_entry =
32 [ indent . value_to_bs? . backslash ] .
33 [ indent . value_to_bs . backslash ] * .
34 [ indent . value_to_eol . eol ] . value " < multi > "
36 let multi_line_entry_ws =
38 [ indent . value_to_bs_ws . backslash ] + .
39 [ indent . value_to_eol . eol ] . value " < multi_ws > "
41 (* define comments and properties*)
42 let bang_comment = [ label "!comment" . del /[ \t]*![ \t]*/ "! " . store /([^ \t\n].*[^ \t\r\n]|[^ \t\r\n])/ . eol ]
43 let comment = ( Util.comment | bang_comment )
44 let property = [ indent . key entry . sepch . ( multi_line_entry | indent . value_to_eol . eol ) ]
45 let property_ws = [ indent . key entry . sepch_ns . ( multi_line_entry_ws | indent . value_to_eol_ws . eol ) ]
46 let empty_property = [ indent . key entry . sepch_opt . hard_eol ]
47 let empty_key = [ sepch_ns . ( multi_line_entry | indent . value_to_eol . eol ) ]
49 (* setup our lens and filter*)
50 let lns = ( empty | comment | property_ws | property | empty_property | empty_key ) *