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Author	SHA1	Message	Date
Cheer Xiao	84cdc6c50f	parse: Remove outdated TODO	2013-10-06 13:07:45 +08:00
Cheer Xiao	e4db8e7d0d	parse: Lex comments as ItemSpace (until we need fancier comment handling)	2013-10-06 10:45:16 +08:00
Cheer Xiao	7b20e5f45b	parse: Fix unquoting of ItemSingleQuoted and termination of bareword ... ItemSingleQuoted is now quoted with ` now.	2013-10-05 09:53:58 +08:00
Cheer Xiao	4a78397c7f	parse: Lex (but not yet parse) ItemComment ... Comments can only start at start of line or after spaces. Thus `echo a#` doesn't have a comment.	2013-10-05 09:40:26 +08:00
Cheer Xiao	4471583e1c	eval: A little reorg	2013-10-05 00:38:18 +08:00
Cheer Xiao	c9d6a8f7ba	eval: Evaluate terms as Cartesian products of factors	2013-10-05 00:38:07 +08:00
Cheer Xiao	a4301d195f	Parse and evaluate factor of term list ... Note: the evaluation is currently a stub.	2013-10-05 00:19:40 +08:00
Cheer Xiao	b5319c9528	parse: Introduce ItemList node; allow empty pipeline	2013-10-05 00:11:28 +08:00
Cheer Xiao	755ff1a26e	parse: Backquote is now used for single-quoting	2013-10-04 23:59:57 +08:00
Cheer Xiao	a24ad63573	parse: Terminate barewords at " ' too	2013-10-04 23:59:08 +08:00
Cheer Xiao	c9b29f6447	Implement parsing & evaluation of terms ... What used to be terms are now just factors.	2013-10-04 23:57:49 +08:00
Cheer Xiao	9ea3d77043	parse: Document the grammar	2013-10-04 23:49:00 +08:00
Cheer Xiao	77342c2bd4	parse: Parse single-rune tokens more compactly	2013-10-04 23:25:30 +08:00
Cheer Xiao	1e0cebf749	parse: More compact use of switch/case	2013-10-04 23:21:14 +08:00
Cheer Xiao	257bb658e8	parse: Add tokens LParen and RParen	2013-10-04 23:18:52 +08:00
Cheer Xiao	a69cc93bec	parse: Stricter rule for bareword termination	2013-10-04 23:15:17 +08:00
Cheer Xiao	bd584bcd3d	edit: Implement editor actions as functions	2013-10-03 22:43:12 +08:00
Cheer Xiao	b518e84bab	edit: Make prompt, line, tip and dot part of Editor	2013-10-03 22:20:27 +08:00
Cheer Xiao	ba15b37dc1	edit: Comment, cleanup	2013-10-03 22:10:57 +08:00
Cheer Xiao	55a3d41c00	edit: Support Ctrl-K	2013-10-03 22:00:40 +08:00
Cheer Xiao	f328cc6094	edit: Implement Left and Right	2013-10-03 21:59:23 +08:00
Cheer Xiao	b217131a13	edit: point -> dot, in spirit of acme (or maybe sam...)	2013-10-03 21:57:44 +08:00
Cheer Xiao	cb6ec7628b	edit: Point-aware editor operations	2013-10-03 21:56:54 +08:00
Cheer Xiao	1598c02eaa	eval: Keep the point as index into string	2013-10-03 21:52:46 +08:00
Cheer Xiao	5586825704	edit: Comments	2013-10-03 21:44:37 +08:00
Cheer Xiao	151708212e	edit: Remove Editor.refresh	2013-10-03 21:37:43 +08:00
Cheer Xiao	84ff82d249	edit: Implement point (cursor as seen by user)	2013-10-03 21:37:07 +08:00
Cheer Xiao	f142655b09	edit: Let the writer handle \n in text; drop unprintable runes	2013-10-03 21:29:46 +08:00
Cheer Xiao	526dc33aac	eval: Update comment	2013-10-02 22:58:16 +08:00
Cheer Xiao	c33c1d56ea	eval: Add builtin printchan	2013-10-02 22:56:56 +08:00
Cheer Xiao	dc71fe5bec	eval: Close the pipe channel in builtin implementation	2013-10-02 22:56:34 +08:00
Cheer Xiao	f2ccd56f27	eval: Don't close pipe channels; document redir file closing	2013-10-02 22:55:50 +08:00
Cheer Xiao	80060cc269	eval: Let builtin implementations return a string	2013-10-02 22:44:28 +08:00
Cheer Xiao	e859c76275	main: Use heuristics to suppress excessive state update messages	2013-10-02 22:42:08 +08:00
Cheer Xiao	376fece703	eval: Connect pipes in ExecPipeline; support channel pipes	2013-10-02 22:41:13 +08:00
Cheer Xiao	13049b3f34	eval: Distinguish &io{} and (*io)(nil)	2013-10-02 22:24:48 +08:00
Cheer Xiao	b4cdb39195	eval: Add builtin println ... Needed for testing since \n is not yet implemented	2013-10-02 22:15:45 +08:00
Cheer Xiao	ffe86e7626	eval: Make some names private	2013-10-02 22:12:38 +08:00
Cheer Xiao	571f43eb53	eval: Support running builtins (chan IO still not supported yet)	2013-10-02 22:10:21 +08:00
Cheer Xiao	29061872c7	eval: Add builtin "print"	2013-10-02 22:10:07 +08:00
Cheer Xiao	39abd54013	eval: Update a comment	2013-10-02 21:57:41 +08:00
Cheer Xiao	5e7e5caadd	eval: Use a channel of StateUpdate to keep track of command states. ... This is more generic than returning pids, and is suitable for builtins.	2013-10-02 19:25:25 +08:00
Cheer Xiao	0838d80757	eval: Regard nil IO as closing as well	2013-10-02 18:50:57 +08:00
Cheer Xiao	0f726af1cf	eval: Simpler IO handling. ... Also, fdIO -> fileIO	2013-10-02 18:47:54 +08:00
Cheer Xiao	3b10b1d99e	eval: Support evaluating builtin commands and structured pipes. ... They cannot be executed, however...	2013-10-01 21:34:49 +08:00
Cheer Xiao	524b7669f1	eval: Fix env initing	2013-10-01 21:25:43 +08:00
Cheer Xiao	8d5e7ddfd4	eval: Cleanup	2013-09-28 15:56:44 +08:00
Cheer Xiao	939d9c74bb	eval: Separate evalCommand func	2013-09-28 15:32:29 +08:00
Cheer Xiao	9a65a6ca89	eval: add builtinCommand struct	2013-09-28 14:45:07 +08:00
Cheer Xiao	b7e9833317	eval: Use intermediate command struct to build commands	2013-09-28 14:43:12 +08:00