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Diffstat (limited to 'doc/manual/rl-next/print-in-repl.md')
-rw-r--r-- | doc/manual/rl-next/print-in-repl.md | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/doc/manual/rl-next/print-in-repl.md b/doc/manual/rl-next/print-in-repl.md new file mode 100644 index 000000000..e0ac8e17f --- /dev/null +++ b/doc/manual/rl-next/print-in-repl.md @@ -0,0 +1,55 @@ +--- +synopsis: "REPL printing improvements" +prs: [9931, 10208] +cls: [375, 492] +credits: [9999years, horrors] +category: Improvements +--- + +The REPL printer has been improved to do the following: +- If a string is passed to `:print`, it is printed literally to the screen +- Structures will be printed as multiple lines when necessary + +Before: + +``` +nix-repl> { attrs = { a = { b = { c = { }; }; }; }; list = [ 1 ]; list' = [ 1 2 3 ]; } +{ attrs = { ... }; list = [ ... ]; list' = [ ... ]; } + +nix-repl> :p { attrs = { a = { b = { c = { }; }; }; }; list = [ 1 ]; list' = [ 1 2 3 ]; } +{ attrs = { a = { b = { c = { }; }; }; }; list = [ 1 ]; list' = [ 1 2 3 ]; } + +nix-repl> :p "meow" +"meow" +``` + +After: + +``` +nix-repl> { attrs = { a = { b = { c = { }; }; }; }; list = [ 1 ]; list' = [ 1 2 3 ]; } +{ + attrs = { ... }; + list = [ ... ]; + list' = [ ... ]; +} + +nix-repl> :p { attrs = { a = { b = { c = { }; }; }; }; list = [ 1 ]; list' = [ 1 2 3 ]; } +{ + attrs = { + a = { + b = { + c = { }; + }; + }; + }; + list = [ 1 ]; + list' = [ + 1 + 2 + 3 + ]; +} + +nix-repl> :p "meow" +meow +``` |