core: add creation of user variables in evaluated expressions with ${define:name,value}

1 files changed, 59 insertions, 56 deletions

diff --git a/po/weechat.pot b/po/weechat.pot
index 911b5a973..f2a445dc8 100644
--- a/po/weechat.pot
+++ b/po/weechat.pot
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2021-09-09 21:07+0200\n"
+"POT-Creation-Date: 2021-09-20 21:12+0200\n"
 "PO-Revision-Date: 2014-08-16 10:27+0200\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1369,36 +1369,38 @@ msgid ""
 "Some variables are replaced in expression, using the format ${variable}, "
 "variable can be, by order of priority:\n"
 "  1. the string itself without evaluation (format: \"raw:xxx\")\n"
-"  2. an evaluated sub-string (format: \"eval:xxx\")\n"
-"  3. an evaluated condition (format: \"eval_cond:xxx\")\n"
-"  4. a string with escaped chars (format: \"esc:xxx\" or \"\\xxx\")\n"
-"  5. a string with chars to hide (format: \"hide:char,string\")\n"
-"  6. a string with max chars (format: \"cut:max,suffix,string\" or \"cut:"
+"  2. a user-defined variable (format: \"name\")\n"
+"  3. an evaluated sub-string (format: \"eval:xxx\")\n"
+"  4. an evaluated condition (format: \"eval_cond:xxx\")\n"
+"  5. a string with escaped chars (format: \"esc:xxx\" or \"\\xxx\")\n"
+"  6. a string with chars to hide (format: \"hide:char,string\")\n"
+"  7. a string with max chars (format: \"cut:max,suffix,string\" or \"cut:"
 "+max,suffix,string\")\n"
 "     or max chars displayed on screen (format: \"cutscr:max,suffix,string\" "
 "or \"cutscr:+max,suffix,string\")\n"
-"  7. a reversed string (format: \"rev:xxx\" or \"revscr:xxx\")\n"
-"  8. a repeated string (format: \"repeat:count,string\")\n"
-"  9. length of a string (format: \"length:xxx\" or \"lengthscr:xxx\")\n"
-"  10. split of a string (format: \"split:number,separators,flags,xxx\")\n"
-"  11. split of shell argmuents (format: \"split_shell:number,xxx\")\n"
-"  12. a color (format: \"color:xxx\", see \"Plugin API reference\", function "
+"  8. a reversed string (format: \"rev:xxx\" or \"revscr:xxx\")\n"
+"  9. a repeated string (format: \"repeat:count,string\")\n"
+"  10. length of a string (format: \"length:xxx\" or \"lengthscr:xxx\")\n"
+"  11. split of a string (format: \"split:number,separators,flags,xxx\")\n"
+"  12. split of shell argmuents (format: \"split_shell:number,xxx\")\n"
+"  13. a color (format: \"color:xxx\", see \"Plugin API reference\", function "
 "\"color\")\n"
-"  13. a modifier (format: \"modifier:name,data,string\")\n"
-"  14. an info (format: \"info:name,arguments\", arguments are optional)\n"
-"  15. a base 16/32/64 encoded/decoded string (format: \"base_encode:base,xxx"
+"  14. a modifier (format: \"modifier:name,data,string\")\n"
+"  15. an info (format: \"info:name,arguments\", arguments are optional)\n"
+"  16. a base 16/32/64 encoded/decoded string (format: \"base_encode:base,xxx"
 "\" or \"base_decode:base,xxx\")\n"
-"  16. current date/time (format: \"date\" or \"date:format\")\n"
-"  17. an environment variable (format: \"env:XXX\")\n"
-"  18. a ternary operator (format: \"if:condition?value_if_true:value_if_false"
+"  17. current date/time (format: \"date\" or \"date:format\")\n"
+"  18. an environment variable (format: \"env:XXX\")\n"
+"  19. a ternary operator (format: \"if:condition?value_if_true:value_if_false"
 "\")\n"
-"  19. result of an expression with parentheses and operators + - * / // % ** "
+"  20. result of an expression with parentheses and operators + - * / // % ** "
 "(format: \"calc:xxx\")\n"
-"  20. a random integer number (format: \"random:min,max\")\n"
-"  21. a translated string (format: \"translate:xxx\")\n"
-"  22. an option (format: \"file.section.option\")\n"
-"  23. a local variable in buffer\n"
-"  24. a hdata name/variable (the value is automatically converted to "
+"  21. a random integer number (format: \"random:min,max\")\n"
+"  22. a translated string (format: \"translate:xxx\")\n"
+"  23. define a user variable (format: \"define:name,value\")\n"
+"  24. an option (format: \"file.section.option\")\n"
+"  25. a local variable in buffer\n"
+"  26. a hdata name/variable (the value is automatically converted to "
 "string), by default \"window\" and \"buffer\" point to current window/"
 "buffer.\n"
 "Format for hdata can be one of following:\n"
@@ -1420,38 +1422,39 @@ msgid ""
 "function \"weechat_hdata_get\".\n"
 "\n"
 "Examples (simple strings):\n"
-"  /eval -n ${raw:${info:version}}                ==> ${info:version}\n"
-"  /eval -n ${eval_cond:${window.win_width}>100}  ==> 1\n"
-"  /eval -n ${info:version}                       ==> 0.4.3\n"
-"  /eval -n ${env:HOME}                           ==> /home/user\n"
-"  /eval -n ${weechat.look.scroll_amount}         ==> 3\n"
-"  /eval -n ${sec.data.password}                  ==> secret\n"
-"  /eval -n ${window}                             ==> 0x2549aa0\n"
-"  /eval -n ${window.buffer}                      ==> 0x2549320\n"
-"  /eval -n ${window.buffer.full_name}            ==> core.weechat\n"
-"  /eval -n ${window.buffer.number}               ==> 1\n"
-"  /eval -n ${\\t}                                 ==> <tab>\n"
-"  /eval -n ${hide:-,${relay.network.password}}   ==> --------\n"
-"  /eval -n ${cut:3,+,test}                       ==> tes+\n"
-"  /eval -n ${cut:+3,+,test}                      ==> te+\n"
-"  /eval -n ${date:%H:%M:%S}                      ==> 07:46:40\n"
-"  /eval -n ${if:${info:term_width}>80?big:small} ==> big\n"
-"  /eval -n ${rev:Hello}                          ==> olleH\n"
-"  /eval -n ${repeat:5,-}                         ==> -----\n"
-"  /eval -n ${length:test}                        ==> 4\n"
-"  /eval -n ${split:1,,,abc,def,ghi}              ==> abc\n"
-"  /eval -n ${split:-1,,,abc,def,ghi}             ==> ghi\n"
-"  /eval -n ${split:count,,,abc,def,ghi}          ==> 3\n"
-"  /eval -n ${split:random,,,abc,def,ghi}         ==> def\n"
-"  /eval -n ${split_shell:1,\"arg 1\" arg2}         ==> arg 1\n"
-"  /eval -n ${split_shell:-1,\"arg 1\" arg2}        ==> arg2\n"
-"  /eval -n ${split_shell:count,\"arg 1\" arg2}     ==> 2\n"
-"  /eval -n ${split_shell:random,\"arg 1\" arg2}    ==> arg2\n"
-"  /eval -n ${calc:(5+2)*3}                       ==> 21\n"
-"  /eval -n ${random:0,10}                        ==> 3\n"
-"  /eval -n ${base_encode:64,test}                ==> dGVzdA==\n"
-"  /eval -n ${base_decode:64,dGVzdA==}            ==> test\n"
-"  /eval -n ${translate:Plugin}                   ==> Extension\n"
+"  /eval -n ${raw:${info:version}}                 ==> ${info:version}\n"
+"  /eval -n ${eval_cond:${window.win_width}>100}   ==> 1\n"
+"  /eval -n ${info:version}                        ==> 0.4.3\n"
+"  /eval -n ${env:HOME}                            ==> /home/user\n"
+"  /eval -n ${weechat.look.scroll_amount}          ==> 3\n"
+"  /eval -n ${sec.data.password}                   ==> secret\n"
+"  /eval -n ${window}                              ==> 0x2549aa0\n"
+"  /eval -n ${window.buffer}                       ==> 0x2549320\n"
+"  /eval -n ${window.buffer.full_name}             ==> core.weechat\n"
+"  /eval -n ${window.buffer.number}                ==> 1\n"
+"  /eval -n ${\\t}                                  ==> <tab>\n"
+"  /eval -n ${hide:-,${relay.network.password}}    ==> --------\n"
+"  /eval -n ${cut:3,+,test}                        ==> tes+\n"
+"  /eval -n ${cut:+3,+,test}                       ==> te+\n"
+"  /eval -n ${date:%H:%M:%S}                       ==> 07:46:40\n"
+"  /eval -n ${if:${info:term_width}>80?big:small}  ==> big\n"
+"  /eval -n ${rev:Hello}                           ==> olleH\n"
+"  /eval -n ${repeat:5,-}                          ==> -----\n"
+"  /eval -n ${length:test}                         ==> 4\n"
+"  /eval -n ${split:1,,,abc,def,ghi}               ==> abc\n"
+"  /eval -n ${split:-1,,,abc,def,ghi}              ==> ghi\n"
+"  /eval -n ${split:count,,,abc,def,ghi}           ==> 3\n"
+"  /eval -n ${split:random,,,abc,def,ghi}          ==> def\n"
+"  /eval -n ${split_shell:1,\"arg 1\" arg2}          ==> arg 1\n"
+"  /eval -n ${split_shell:-1,\"arg 1\" arg2}         ==> arg2\n"
+"  /eval -n ${split_shell:count,\"arg 1\" arg2}      ==> 2\n"
+"  /eval -n ${split_shell:random,\"arg 1\" arg2}     ==> arg2\n"
+"  /eval -n ${calc:(5+2)*3}                        ==> 21\n"
+"  /eval -n ${random:0,10}                         ==> 3\n"
+"  /eval -n ${base_encode:64,test}                 ==> dGVzdA==\n"
+"  /eval -n ${base_decode:64,dGVzdA==}             ==> test\n"
+"  /eval -n ${translate:Plugin}                    ==> Extension\n"
+"  /eval -n ${define:len,${calc:5+3}}${len}x${len} ==> 8x8\n"
 "\n"
 "Examples (conditions):\n"
 "  /eval -n -c ${window.buffer.number} > 2 ==> 0\n"