Commit graph

15 commits

Author SHA1 Message Date
Eelco Dolstra 8e765b8876 printValue: Show assertion errors inline 2013-09-09 11:37:05 +02:00
Eelco Dolstra e587aec123 printValue: Don't show lists/attribute sets twice 2013-09-09 11:14:43 +02:00
Eelco Dolstra 7e3625f924 Improved value display
By default, we don't recurse into attribute sets or lists when
printing a value.  However, the new :p command does recurse.
2013-09-07 00:35:54 +02:00
Eelco Dolstra c6f2b89c0e Restore affinity 2013-09-06 21:00:36 +02:00
Eelco Dolstra 0abdf4beaa Add basic variable name completion 2013-09-06 19:51:59 +02:00
Eelco Dolstra cf4c29d90a Load files specified on the command line
For example:

  $ nix-repl '<nixpkgs>' '<nixos>'
  Welcome to Nix version 1.6pre3215_2c1ecf8. Type :? for help.

  Loading ‘<nixpkgs>’...
  Added 3337 variables.

  Loading ‘<nixos>’...
  Added 7 variables.

  nix-repl>
2013-09-06 15:20:06 +02:00
Eelco Dolstra b5944ac4ff Add a command :s to start a nix-shell for a derivation 2013-09-06 15:05:18 +02:00
Eelco Dolstra c6712a007f Add a command :b to build a derivation 2013-09-06 14:58:53 +02:00
Eelco Dolstra ad0dd359b4 Don't exit on SIGINT during evaluation
However, this may leave thunks in black-holed state, so it's not
really safe.
2013-09-06 13:20:35 +02:00
Eelco Dolstra 0b419c048b Use readline history file 2013-09-06 13:14:28 +02:00
Eelco Dolstra 4fb82d3d80 Handle SIGINT to cancel the current line 2013-09-06 13:01:02 +02:00
Eelco Dolstra 0f6279d874 Add a command :l for loading a file into scope
Example:

nix-repl> :l <nixpkgs>

nix-repl> lib.range 0 10
[ 0 1 2 3 4 5 6 7 8 9 10 ]

nix-repl> :l <nixos>

nix-repl> config.boot.kernelModules
[ "vboxdrv" "vboxnetadp" ... ]
2013-09-02 16:48:41 +00:00
Eelco Dolstra 3202206d1d Add a command :t for showing the type of an expression 2013-09-02 16:00:48 +00:00
Eelco Dolstra 287c88ca59 Support adding variables to the scope
The command ":a <expr>" evaluates <expr> and adds the attributes in
the resulting attribute set to the interpreter scope.  For instance:

nix-repl> :a import <nixpkgs> {}

nix-repl> lib.range 0 10
[ 0 1 2 3 4 5 6 7 8 9 10 ]
2013-09-02 17:53:58 +02:00
Eelco Dolstra e90569905e Initial version of nix-repl
This program interactively reads a Nix expression from the user,
evaluates it, and prints the result.
2013-09-02 15:18:15 +02:00