diff options
Diffstat (limited to 'tests/examplefiles/example.red')
| -rw-r--r-- | tests/examplefiles/example.red | 257 |
1 files changed, 257 insertions, 0 deletions
diff --git a/tests/examplefiles/example.red b/tests/examplefiles/example.red new file mode 100644 index 00000000..37c17ef8 --- /dev/null +++ b/tests/examplefiles/example.red @@ -0,0 +1,257 @@ +Red [
+ Title: "Red console"
+ Author: ["Nenad Rakocevic" "Kaj de Vos"]
+ File: %console.red
+ Tabs: 4
+ Rights: "Copyright (C) 2012-2013 Nenad Rakocevic. All rights reserved."
+ License: {
+ Distributed under the Boost Software License, Version 1.0.
+ See https://github.com/dockimbel/Red/blob/master/BSL-License.txt
+ }
+ Purpose: "Just some code for testing Pygments colorizer"
+ Language: http://www.red-lang.org/
+]
+
+#system-global [
+ #either OS = 'Windows [
+ #import [
+ "kernel32.dll" stdcall [
+ AttachConsole: "AttachConsole" [
+ processID [integer!]
+ return: [integer!]
+ ]
+ SetConsoleTitle: "SetConsoleTitleA" [
+ title [c-string!]
+ return: [integer!]
+ ]
+ ReadConsole: "ReadConsoleA" [
+ consoleInput [integer!]
+ buffer [byte-ptr!]
+ charsToRead [integer!]
+ numberOfChars [int-ptr!]
+ inputControl [int-ptr!]
+ return: [integer!]
+ ]
+ ]
+ ]
+ line-buffer-size: 16 * 1024
+ line-buffer: allocate line-buffer-size
+ ][
+ #switch OS [
+ MacOSX [
+ #define ReadLine-library "libreadline.dylib"
+ ]
+ #default [
+ #define ReadLine-library "libreadline.so.6"
+ #define History-library "libhistory.so.6"
+ ]
+ ]
+ #import [
+ ReadLine-library cdecl [
+ read-line: "readline" [ ; Read a line from the console.
+ prompt [c-string!]
+ return: [c-string!]
+ ]
+ rl-bind-key: "rl_bind_key" [
+ key [integer!]
+ command [integer!]
+ return: [integer!]
+ ]
+ rl-insert: "rl_insert" [
+ count [integer!]
+ key [integer!]
+ return: [integer!]
+ ]
+ ]
+ #if OS <> 'MacOSX [
+ History-library cdecl [
+ add-history: "add_history" [ ; Add line to the history.
+ line [c-string!]
+ ]
+ ]
+ ]
+ ]
+
+ rl-insert-wrapper: func [
+ [cdecl]
+ count [integer!]
+ key [integer!]
+ return: [integer!]
+ ][
+ rl-insert count key
+ ]
+
+ ]
+]
+
+Windows?: system/platform = 'Windows
+
+read-argument: routine [
+ /local
+ args [str-array!]
+ str [red-string!]
+][
+ if system/args-count <> 2 [
+ SET_RETURN(none-value)
+ exit
+ ]
+ args: system/args-list + 1 ;-- skip binary filename
+ str: simple-io/read-txt args/item
+ SET_RETURN(str)
+]
+
+init-console: routine [
+ str [string!]
+ /local
+ ret
+][
+ #either OS = 'Windows [
+ ;ret: AttachConsole -1
+ ;if zero? ret [print-line "ReadConsole failed!" halt]
+
+ ret: SetConsoleTitle as c-string! string/rs-head str
+ if zero? ret [print-line "SetConsoleTitle failed!" halt]
+ ][
+ rl-bind-key as-integer tab as-integer :rl-insert-wrapper
+ ]
+]
+
+input: routine [
+ prompt [string!]
+ /local
+ len ret str buffer line
+][
+ #either OS = 'Windows [
+ len: 0
+ print as c-string! string/rs-head prompt
+ ret: ReadConsole stdin line-buffer line-buffer-size :len null
+ if zero? ret [print-line "ReadConsole failed!" halt]
+ len: len + 1
+ line-buffer/len: null-byte
+ str: string/load as c-string! line-buffer len
+ ][
+ line: read-line as c-string! string/rs-head prompt
+ if line = null [halt] ; EOF
+
+ #if OS <> 'MacOSX [add-history line]
+
+ str: string/load line 1 + length? line
+; free as byte-ptr! line
+ ]
+ SET_RETURN(str)
+]
+
+count-delimiters: function [
+ buffer [string!]
+ return: [block!]
+][
+ list: copy [0 0]
+ c: none
+
+ foreach c buffer [
+ case [
+ escaped? [
+ escaped?: no
+ ]
+ in-comment? [
+ switch c [
+ #"^/" [in-comment?: no]
+ ]
+ ]
+ 'else [
+ switch c [
+ #"^^" [escaped?: yes]
+ #";" [if zero? list/2 [in-comment?: yes]]
+ #"[" [list/1: list/1 + 1]
+ #"]" [list/1: list/1 - 1]
+ #"{" [list/2: list/2 + 1]
+ #"}" [list/2: list/2 - 1]
+ ]
+ ]
+ ]
+ ]
+ list
+]
+
+do-console: function [][
+ buffer: make string! 10000
+ prompt: red-prompt: "red>> "
+ mode: 'mono
+
+ switch-mode: [
+ mode: case [
+ cnt/1 > 0 ['block]
+ cnt/2 > 0 ['string]
+ 'else [
+ prompt: red-prompt
+ do eval
+ 'mono
+ ]
+ ]
+ prompt: switch mode [
+ block ["[^-"]
+ string ["{^-"]
+ mono [red-prompt]
+ ]
+ ]
+
+ eval: [
+ code: load/all buffer
+
+ unless tail? code [
+ set/any 'result do code
+
+ unless unset? :result [
+ if 67 = length? result: mold/part :result 67 [ ;-- optimized for width = 72
+ clear back tail result
+ append result "..."
+ ]
+ print ["==" result]
+ ]
+ ]
+ clear buffer
+ ]
+
+ while [true][
+ unless tail? line: input prompt [
+ append buffer line
+ cnt: count-delimiters buffer
+
+ either Windows? [
+ remove skip tail buffer -2 ;-- clear extra CR (Windows)
+ ][
+ append buffer lf ;-- Unix
+ ]
+
+ switch mode [
+ block [if cnt/1 <= 0 [do switch-mode]]
+ string [if cnt/2 <= 0 [do switch-mode]]
+ mono [do either any [cnt/1 > 0 cnt/2 > 0][switch-mode][eval]]
+ ]
+ ]
+ ]
+]
+
+q: :quit
+
+if script: read-argument [
+ script: load script
+ either any [
+ script/1 <> 'Red
+ not block? script/2
+ ][
+ print "*** Error: not a Red program!"
+ ][
+ do skip script 2
+ ]
+ quit
+]
+
+init-console "Red Console"
+
+print {
+-=== Red Console alpha version ===-
+(only ASCII input supported)
+}
+
+do-console
\ No newline at end of file |