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Remove no longer desired features from example

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This commit is contained in:
Dane Johnson 2024-11-18 21:32:06 -06:00
parent c29d463adf
commit 1e2c107c1b
1 changed files with 6 additions and 19 deletions
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25
demo/example.dee
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@ -1,24 +1,11 @@
## By the end of the book I want to have an interpreter
## for this little language, maybe a compiler too
print(1 + 1) ## 2
print("Hello world!") ## Hello world
name <- read()
print("Hi there $name") ## Hi there <name>
have <- 10
want <- 11
need <- have - want ## This is subtraction
have-want <- 1 ## This is a variable named "have-want"
print(HaVe-WAnt) ## 1 (case doesn't matter)
%%option meaningful-casing
Apples <- 1
print(apples) ## <undef> (or maybe it does)
print("one fish"); print("two fish") ## Two statements on the same line
say-hi <- -> print("Hi from inside a function")
say-hi() ## Hi from inside a function
@ -31,8 +18,8 @@ duck <- {
eats? <- food -> food = "bread"
} ## Objects created on the fly
print duck.eats?("bread") ## true
print duck.eats?("corn") ## false
print(duck.eats?("bread")) ## true
print(duck.eats?("corn")) ## false
cow <- {
talk <- print("Moo")
@ -43,15 +30,15 @@ human <- {
eats? <- _ -> true
}
print cow.eats?("grass") ## true
print cow.eats?("corn") ## true
print(cow.eats?("grass")) ## true
print(cow.eats?("corn")) ## true
talk-or-pass-wind <- character ->
if character has talk then
if character has talk
character.talk()
else
print("*Fart*")
talk-or-pass-wind(duck) ## "Quack"
talk-or-pass-wind(cow) ## "Moo"
talk-or-pass-wind(human) ## "*Fart*"
talk-or-pass-wind(human) ## "*Fart*"