From 2d779f8182aa1a8c53647583fc82347c689d2f8e Mon Sep 17 00:00:00 2001 From: Brian Picciano Date: Wed, 15 Jul 2015 20:32:53 -0600 Subject: [PATCH] read through everything again, made some small fixes to docs --- README.md | 18 ++++++++++++++---- docs/functions.md | 4 ++-- docs/packages.md | 4 ++-- docs/syntax.md | 35 ++++++++++++++++------------------- 4 files changed, 34 insertions(+), 27 deletions(-) diff --git a/README.md b/README.md index 68d1eec..42107e9 100644 --- a/README.md +++ b/README.md @@ -15,17 +15,27 @@ work-in-progress, and this repo is where I'm jotting down my notes: easily discoverable and always importable so helper functions can be made available. -* When choosing between adding a syntax rule or a datatype and not adding a - feature, err on not adding the feature. +* When choosing between adding a syntax rule/datatype and not adding a feature, + err on not adding the feature. * It is not a goal to make ginger code be usable from go code. * Naming should use words instead of symbols, except when those symbols are existing go operators. -* Overloading function should be used as little as possible. +* Overloading functions should be used as little as possible. Possibly not at + all # Documentation -See the [docs][/docs] folder for more details. Keep in mind that most of ginger +See the [docs](/docs) folder for more details. Keep in mind that most of ginger is still experimental and definitely not ready for the spotlight. + +Here is a list of the docs more or less in the order they should be read for a +complete overview of the language: + +* [syntax](/docs/syntax.md) +* [functions](/docs/functions.md) +* [compilation](/docs/compilation.md) +* [packages](/docs/packages.md) +* [go-interop](/docs/go-interop.md) diff --git a/docs/functions.md b/docs/functions.md index 574222b..bfdd9b8 100644 --- a/docs/functions.md +++ b/docs/functions.md @@ -36,7 +36,7 @@ example: ``` This function will return the argument `x` if it is greater than or equal to 0, -or `(* -1 x)` if it's not. +or `(: * -1 x)` if it's not. ### Multiple returns @@ -50,7 +50,7 @@ temporary variables in a scope, can deconstruct these multiple-returns: [4 6]) (. let [[foo bar] (: sum-10) - (: fmt.Println "%d + %d = 10" foo bar)) + (: fmt.Printf "%d + %d = 10\n" foo bar)) ``` Functions defined within a go library which return multiple values can also be diff --git a/docs/packages.md b/docs/packages.md index 245462f..8f2bdb8 100644 --- a/docs/packages.md +++ b/docs/packages.md @@ -37,9 +37,9 @@ variable/function defined in one part can be used in another part. A public variable/function can be used within a package without any extra embelishment (in the above example, `(: AwesomeFunction)` could simply be called -from within the package. +from within the package). -Outside of a package can be used as follows: +Outside of a package variables/functions can be used as follows: ``` (. package "show-and-tell" diff --git a/docs/syntax.md b/docs/syntax.md index 5cf4783..423da2f 100644 --- a/docs/syntax.md +++ b/docs/syntax.md @@ -7,8 +7,8 @@ evaluated. I have some immediate goals I'm trying to achieve with this syntax: -* Everything is strings (except numbers, functions, and data structures). There - is no symbol type, atom type, keyword type, etc... they're all just strings. +* Everything is strings (except numbers, functions, and composites). There is no + symbol type, atom type, keyword type, etc... they're all just strings. * There is no `defmacro`. Macro creation and usage is simply an inherent feature of the language syntax. @@ -115,29 +115,26 @@ value. This evaluates to a map with 2 key/val pairs: `.` is the half-evaluator. It only works on lists, and runs the function given in the first argument with the unevaluated arguments (even if they have `:`). -You can generate new code to run on the fly (macros) using the normal `fn`. This -evaluates to a `let`-like function, except it forces you to use the capitalized -variable names in the body (utterly useless): +You can generate new code to run (compile-time macros) using the normal `fn`. +The returned value is evaluated in place of the original. This evaluates to a +`let`-like function, except it forces you to use the capitalized variable names +in the body (utterly useless): ``` # -# eval evaluates a given value (either a string or list). It has been -# implicitely called on all examples so far. +# map-alternate is a made up function which maps over every other element in a +# list, starting with the first. +# E.g. (: map-alternate (. fn [x] (: + x 1)) (1 2 3 4 5)) -> (2 2 4 4 6) # -# elem-map maps over every element in a list, embedded or otherwise -# -# capitalize looks for the first letter in a string and capitalizes it +# capitalize is a made up function which looks for the first letter in a string +# and capitalizes it # (. defn caplet [mapping body...] - (. eval - (. let - (: elem-map - (. fn [x] - (. if (: mapping (: slice x 1)) - (: capitalize x) - x)) - mapping) - body...))) + ("." let + (: map-alternate + (. fn [x] (: capitalize x)) + mapping) + body...)) #Usage (. caplet [foo "this is foo"