plum

git clone https://pyrossh.dev/repos/plum.git

A statically typed, imperative programming language inspired by rust, python

1675049b — Peter John

new syntax

Files changed (82) hide show

ab.rs +0 -26
{std → libs/std}/bool.ks +0 -0
{std → libs/std}/float.ks +0 -0
{std → libs/std}/html.mi +0 -0
{std → libs/std}/http.mi +0 -0
{std → libs/std}/int.ks +0 -0
{std → libs/std}/json.mi +0 -0
{std → libs/std}/list.mi +0 -0
{std → libs/std}/map.mi +0 -0
{std → libs/std}/option.ks +0 -0
{std → libs/std}/os.mi +0 -0
{std → libs/std}/regex.mi +0 -0
{std → libs/std}/result.ks +0 -0
{std → libs/std}/str.mi +0 -0
{std → libs/std}/time.mi +0 -0
{std → libs/std}/uuid.mi +0 -0
scratch.hs +0 -18
test/add.plum +87 -0
test/aoc_2020_1.plum +25 -0
test/aoc_2020_2.plum +56 -0
test/aoc_2020_3.plum +62 -0
test/aoc_2020_4.plum +41 -0
sample.ks → test/sample.plum +184 -105
{tree-sitter-kestrel → tooling/tree-sitter-plum}/.editorconfig +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/.gitattributes +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/.github/workflows/ci.yml +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/.github/workflows/fuzz.yml +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/.github/workflows/lint.yml +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/.github/workflows/release.yml +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/.gitignore +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/.npmignore +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/Cargo.toml +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/LICENSE +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/Makefile +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/Package.swift +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/_queries/highlights.scm +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/_queries/tags.scm +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/binding.gyp +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/c/tree-sitter-kestrel.h +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/c/tree-sitter-kestrel.pc.in +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/go/binding.go +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/go/binding_test.go +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/go/go.mod +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/node/binding.cc +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/node/index.d.ts +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/node/index.js +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/python/tree_sitter_kestrel/__init__.py +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/python/tree_sitter_kestrel/__init__.pyi +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/python/tree_sitter_kestrel/binding.c +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/python/tree_sitter_kestrel/py.typed +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/rust/build.rs +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/rust/lib.rs +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/bindings/swift/TreeSitterKestrel/kestrel.h +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/grammar.js +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/package.json +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/prebuilds/darwin-arm64/tree-sitter-kestrel.node +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/pyproject.toml +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/readme.md +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/setup.py +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/src/grammar.json +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/src/node-types.json +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/src/parser.c +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/src/scanner.c +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/src/tree_sitter/alloc.h +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/src/tree_sitter/array.h +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/src/tree_sitter/parser.h +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/test/corpus/assign.txt +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/test/corpus/fn.txt +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/test/corpus/if.txt +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/test/corpus/match.txt +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/test/corpus/object.txt +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/test/corpus/record.txt +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/test/corpus/trait.txt +0 -0
{tree-sitter-kestrel → tooling/tree-sitter-plum}/test/corpus/tuple.txt +0 -0
{vscode-kestrel → tooling/vscode-plum}/.vscodeignore +0 -0
{vscode-kestrel → tooling/vscode-plum}/CHANGELOG.md +0 -0
tooling/vscode-plum/language-configuration.json +67 -0
{vscode-kestrel → tooling/vscode-plum}/package-lock.json +0 -0
{vscode-kestrel → tooling/vscode-plum}/package.json +9 -9
{vscode-kestrel → tooling/vscode-plum}/readme.md +0 -0
{vscode-kestrel → tooling/vscode-plum}/vsc-extension-quickstart.md +0 -0
vscode-kestrel/language-configuration.json +0 -28

ab.rs DELETED Viewed

@@ -1,26 +0,0 @@
-use std::ops::Add;
-#[derive(Clone, Copy, Debug, PartialEq)]
-struct Point<T> {
-    val: T,
-}
-impl<T: Add<Output = T>> Add for Point<T> {
-    type Output = Self;
-    fn add(self, b: Self) -> Self::Output {
-        Self {
-            val: self.val + b.val,
-        }
-    }
-}
-fn main() {
-    let a = Point::<i32> { val: 1 };
-    let b = Point::<i32> { val: 2 };
-    let c = Point::<f32> { val: 1.0 };
-    println!("{:?}", a + b);
-    println!("{:?}", c == c);
-}

{std → libs/std}/bool.ks RENAMED Viewed

File without changes

{std → libs/std}/float.ks RENAMED Viewed

File without changes

{std → libs/std}/html.mi RENAMED Viewed

File without changes

{std → libs/std}/http.mi RENAMED Viewed

File without changes

{std → libs/std}/int.ks RENAMED Viewed

File without changes

{std → libs/std}/json.mi RENAMED Viewed

File without changes

{std → libs/std}/list.mi RENAMED Viewed

File without changes

{std → libs/std}/map.mi RENAMED Viewed

File without changes

{std → libs/std}/option.ks RENAMED Viewed

File without changes

{std → libs/std}/os.mi RENAMED Viewed

File without changes

{std → libs/std}/regex.mi RENAMED Viewed

File without changes

{std → libs/std}/result.ks RENAMED Viewed

File without changes

{std → libs/std}/str.mi RENAMED Viewed

File without changes

{std → libs/std}/time.mi RENAMED Viewed

File without changes

{std → libs/std}/uuid.mi RENAMED Viewed

File without changes

scratch.hs DELETED Viewed

@@ -1,18 +0,0 @@
-data.price?.take_if(|a| a != "")
-math.sqrt(math.pow(math.mod(1 + 2, 3), 2))
-if v == None
-    error.Error
-else
-    c * 20
-if v == None then
-    error.Error
-else
-    Some(c) := v
-    c * 20
-match v is
-    None -> return error.Error
-    Some(c) ->
-      return c * 20

test/add.plum ADDED Viewed

@@ -0,0 +1,87 @@
+module test
+import fs
+add(a: Int, b: Int) -> Int =
+  a + b
+give_42() -> Int =
+  42
+main() -> Int =
+  x1 = 2 * branch(4)
+  x2 = 3 * branch(9)
+  x3 = 5 * branch(11)
+  x1 + x2 + x3
+branch(x: Int) -> Int
+  if x < 5
+    0
+  else if x < 10
+    1
+  else
+    2
+main() -> Int =
+  result = 0
+  for i in 0..10
+    result += i
+    if i == 4
+      continue
+    else i == 7
+      break
+# Recursive
+factorial(x: Int) -> Int =
+  if x < 2 then
+    x
+  else
+    x * factorial(x - 1)
+# While
+factorial(x: Int) -> Int =
+  result = 1
+  i = n
+  while i == 0
+    result *= i
+    i -= 1
+  result
+# For
+factorial(num: Int): Int =
+  result = 1
+  for i in 2..num
+    result *= i
+  result
+# Reduce
+factorial(num: Int) -> Int =
+  (1..num).reduce(\a, b -> a * b)
+main() -> Bool
+  5.squared() == 25
+Int\squared(): Int =
+  self * self
+main() -> Unit =
+  input = fs::readFile("./examples/test/demos/aoc2023/1.txt")
+  calibration_sum = 0
+  first_digit = 0
+  last_digit = 0
+  for i in 0..input.len()
+    c = input.charAt(i)
+    if c >= '0' && c <= '9'
+      if first_digit == 0
+        first_digit = (c - '0') as Int;
+        last_digit = (c - '0') as Int;
+      else
+        last_digit = (c - '0') as Int;
+      continue
+    if c == '\n'
+      calibration_value = first_digit * 10 + last_digit
+      calibration_sum += calibration_value
+      first_digit = 0
+      last_digit = 0
+      continue
+  printLn(calibration_sum)

test/aoc_2020_1.plum ADDED Viewed

@@ -0,0 +1,25 @@
+module aoc2020_1
+main() -> Unit =
+  input = fs::readFile!("./examples/test/demos/aoc2020/1.txt")
+  numbers = parseNumbers(input)
+  for i in 0..numbers.size
+    a = numbers.get!<u32>(i)
+    for j in 0..numbers.size
+      b = numbers.get!<u32>(j)
+      if a + b == 2020
+        printLn(a * b)
+        return
+fn parseNumbers(input: Str) -> List<Int> =
+  numbers = listOf<Int>()
+  current_number = 0
+  for i in 0..input.len()
+    c = input.charAt(i)
+    if c >= '0' && c <= '9'
+      current_number *= 10
+      current_number += (c - '0') as Int
+    if c == '\n'
+      numbers.push!<u32>(current_number)
+      current_number = 0
+  numbers

test/aoc_2020_2.plum ADDED Viewed

@@ -0,0 +1,56 @@
+Step =
+  | READ_MIN_OCCURANCES = 0
+  | READ_MAX_OCCURANCES = 1
+  | READ_CHAR_TO_COUNT = 2
+  | COUNT_OCCURANCES = 3
+PasswordCheckState = {
+  step: Step
+  min_occurances: Int
+  max_occurances: Int
+  current_occurances: Int
+  char_to_counst: Int
+}
+initialCheckState() -> PasswordCheckState =
+  PasswordCheckState(
+    step: READ_MIN_OCCURANCES,
+    min_occurances: 0,
+    max_occurances: 0,
+    current_occurances: 0,
+    char_to_count: '\0',
+  )
+main() -> Unit =
+  input = fs::readFile!("./examples/test/demos/aoc2020/2.txt")
+  valid_passwords_count = 0
+  state = initialCheckState()
+  for i in 0..input.len()
+    c = input.charAt(i)
+    if state.step == READ_MIN_OCCURANCES
+      if c == '-'
+        state.step = READ_MAX_OCCURANCES
+        continue
+      state.min_occurances *= 10
+      state.min_occurances += (c - '0') as Int
+    else if state.step == READ_MAX_OCCURANCES
+      if c == ' '
+        state.step = READ_CHAR_TO_COUNT
+        continue
+      state.max_occurances *= 10
+      state.max_occurances += (c - '0') as Int
+    else if state.step == READ_CHAR_TO_COUNT
+      state.char_to_count = c
+      # skip `${c}: `, (+1 will be skipped by loop)
+      i += 2
+      state.step = COUNT_OCCURANCES
+      continue
+    else if state.step == COUNT_OCCURANCES
+      if c == '\n'
+        if state.current_occurances >= state.min_occurances && state.current_occurances <= state.max_occurances
+          valid_passwords_count += 1
+        state = initialCheckState()
+        continue
+      if c == state.char_to_count
+        state.current_occurances += 1
+  writeLn(valid_passwords_count)

test/aoc_2020_3.plum ADDED Viewed

@@ -0,0 +1,62 @@
+module aoc_2020_3
+import cli
+import fs
+Tile =
+  | TREE = True
+  | EMPTY = False
+slopeI() = 1
+slopeJ() = 3
+main() -> Unit =
+  let input = fs::read_file!("./examples/test/demos/aoc2020/3.txt");
+  defer input.free();
+  let map = Map::parse(input);
+  defer map.free();
+  let tree_count = 0;
+  let i = 0;
+  let j = 0;
+  loop {
+      i += slopeI();
+      j += slopeJ();
+      if i == map.rows.size {
+          break;
+      };
+      if map.get(i, j) == Tile::TREE {
+          tree_count += 1;
+      };
+  };
+  print_u32(tree_count);
+  puts("\n");
+Map = (
+  rows: List(List(Tile))
+)
+Map\parse(input: String) -> Map =
+  rows = listOf(List<Tile>())
+  current_row = listOf<Tile>()
+  for i in 0..input.len()
+      c = input.char_at(i);
+      if c == '#'
+          current_row.push!(TREE)
+      if c == '.'
+          current_row.push!(EMPTY)
+      if c == '\n'
+          rows.push!(current_row)
+          current_row = listOf<Tile>()
+  Map(
+    rows: rows,
+  )
+Map\get(i: u32, j: u32) -> Tile =
+    row = rows.get!(i);
+    *(row.at(j % row.size));
+Map\free() -> Unit =
+  for i in 0..rows.size
+    row = rows.get!(i);
+    row.free();
+  rows.free();

test/aoc_2020_4.plum ADDED Viewed

@@ -0,0 +1,41 @@
+module aoc2020_4
+main() -> Result =
+  input = fs::readFile!("./examples/test/demos/aoc2020/4.txt")
+  valid_passwords = 0
+  passwords = StrCutter(input.toStr())
+  while passwords.rest.size > 0
+    has_byr = False
+    has_iyr = False
+    has_eyr = False
+    has_hgt = False
+    has_hcl = False
+    has_ecl = False
+    has_pid = False
+    passwords = passwords.cut_at("\n\n")
+    lines = StrCutter(passwords.piece)
+    while lines.rest.size > 0
+      lines = lines.cut_at("\n")
+      fields = StrCutter(lines.piece)
+      while fields.rest.size > 0
+        fields = fields.cut_at(" ")
+        field_parts = StrCutter(fields.piece).cut_at(":")
+        field_name = field_parts.piece;
+        field_value = field_parts.rest;
+        if field_name.equals("byr")
+          has_byr = True
+        else if field_name.equals("iyr")
+          has_iyr = True
+        else if field_name.equals("eyr")
+          has_eyr = True
+        else if field_name.equals("hgt")
+          has_hgt = True
+        else if field_name.equals("hcl")
+          has_hcl = True
+        else if field_name.equals("ecl")
+          has_ecl = true
+        else if field_name.equals("pid")
+          has_pid = True
+    if has_byr && has_iyr && has_eyr && has_hgt && has_hcl && has_ecl && has_pid
+      valid_passwords += 1
+  printLn(valid_passwords)

sample.ks → test/sample.plum RENAMED Viewed

@@ -6,31 +6,6 @@ Int.random()
 Float.random()
 Float.PI
-trait BinaryOp<T> {
-  fn add(rhs: T) -> T
-  fn sub(rhs: T) -> T
-  fn mul(rhs: T) -> T
-  fn div(rhs: T) -> T
-  fn rem(rhs: T) -> T
-  fn mod(rhs: T) -> T
-  fn neg(rhs: T) -> T
-}
-trait BooleanOp<T> {
-  fn not() -> T
-  fn and(rhs: T) -> T
-  fn or(rhs: T) -> T
-  fn xor(rhs: T) -> T
-}
-trait Bitwise<T> {
-  fn bitOr(rhs: T) -> T
-  fn bitAnd(rhs: T) -> T
-  fn bitXor(rhs: T) -> T
-  fn shl(rhs: T) -> T
-  fn shr(rhs: T) -> T
-}
 trait Comparable {
   fn compareTo(other: T) -> Compare
 }
@@ -92,31 +67,6 @@ record Cat(
   }
 }
-trait Error {}
-trait IOError: Error {}
-record FileReadError(file: File): IOError() {}
-record DatabaseError(source: DataSource): IOError() {}
-val lazyValue: Str by lazy {
-    printLn("computed!")
-    "Hello"
-}
-var name: Str by Delegates.observable("<no name>") {
-    prop, old, new ->
-      printLn("$old -> $new")
-}
-trait ClosedShape {
-  fn area(): Int
-}
-record Rectangle(width: Int, height: Int) : ClosedShape {
-  override fn area() = width * height
-}
-record Window(bounds: Rectangle) : ClosedShape by bounds
 record Response(
   body: Buffer = emptyBuffer(),
   headers: Map[Str, Str] = emptyMap(),
@@ -247,28 +197,6 @@ fn main() {
   }
 }
-birds = 3
-iguanas = 2
-total = addAndStringify birds iguanas
-main() =
-    Stdout.line! "There are $(total) animals."
-addAndStringify(num1: Int, num2: Int) -> Str =
-    (num1 + num2) |> Int.toStr()
-addAndStringify = \num1: Int, num2: Int -> Str
-    Num.toStr (num1 + num2)
-val user = User(1, 2, 3)
-params = {"one" => 1, "two" => 2, "three" => 3}
-params.each do |k,v|
-  puts("#{k}=#{v}")
-end
 lib LibM
   fun sqrt(x: LibC::Double) -> LibC::Double
   fun pow(x: LibC::Double, y: LibC::Double) -> LibC::Double
@@ -298,15 +226,12 @@ end
 primitive Str : Comparable, ToStr
   val data: Buffer
-  fun get(i: Int) -> Char
+  get(i: Int) -> Char =
-    return data.get(i)
+    data.get(i)
-  end
-  fun contains(search: Str) -> Bool
+  contains(search: Str) -> Bool
-  end
-  fun indexOf(sub: Str) -> Int
+  indexOf(sub: Str) -> Int
-  end
   fun test(pattern: Regex) -> Bool
   end
@@ -386,25 +311,38 @@ record Response(a): Option(a, _)
   fun body(buf: Buffer) -> Response
     body = buf
+    if something > 0 then
+        Red
+    else if something == 0 then
+        Yellow
+    else
+        Green
+    end
   end
   fun status(v: Int) -> Response
     status = v
   end
+  fun delat()
+    User::create()
+    .name("John Doe")
+    .email("john@example.com")
+    .todo(Todo::create().title("Make pizza"))
+    .todo(Todo::create().title("Finish Toasty"))
+    .todo(Todo::create().title("Sleep"))
+  end
 end
-User::create()
-  .name("John Doe")
-  .email("john@example.com")
-  .todo(Todo::create().title("Make pizza"))
-  .todo(Todo::create().title("Finish Toasty"))
-  .todo(Todo::create().title("Sleep"))
 trait Result(a, b) permits Ok(a), Err(b)
   fn ok() -> a
   fn err() -> b
   fn okOrElse(default: a) -> a
-end
+  fn isOk() -> Bool
+  fn isErr() -> Bool
 tuple Ok(a): Result(a, _)
   fn ok() -> a = self.0
@@ -438,39 +376,180 @@ tuple None(a): Option(_)
         Yellow
     else
         Green
+  fn stoplightStr(stoplightColor: Color) -> Str
+    match stoplightColor
+      Red -> "red"
+      Green -> "green"
+      Yellow -> "yellow"
+  fun stoplightStr(stoplightColor: Color) -> Str
+    when stoplightColor is
+      Red -> "red"
+      Green -> "green"
+      Yellow -> "yellow"
+    end
+  end
+record Response(a): Option(a, _)
+  val body: Buffer = emptyBuffer()
+  val headers: Map(Str, Str) = emptyMap()
+  val status: Int = 0
+  fn header(k: Str, v: Str) -> Response =
+    headers.add(kv)
+    self
+  fn body(buf: Buffer) -> Response =
+    body = buf
+    self
+  fn status(v: Int) -> Response =
+    status = v
+    self
+record Response(
+  body: Buffer = emptyBuffer()
+  headers: Map(Str, Str) = emptyMap()
+  status: Int = 0
+): Option(a, _)
+  fn header(k: Str, v: Str) -> Response =
+    headers.add(kv)
+    self
+  fn body(buf: Buffer) -> Response =
+    body = buf
+    self
+  fn status(v: Int) -> Response =
+    status = v
+    self
+Response = {
+  body: Buffer = emptyBuffer()
+  headers: Map(Str, Str) = emptyMap()
+  status: Int = 0
+}
-  fn stoplightStr(stoplightColor: Color) -> Str =
+Response\header(k: Str, v: Str) -> Response =
+  headers.add(kv)
+  self
+Response\body(buf: Buffer) -> Response =
+  body = buf
+  self
+Response\status(v: Int) -> Response =
+  status = v
+  self
-      when stoplightColor is
+main() -> Unit =
-        Red -> "red"
+  printLn("123")
+main() -> Int, Err =
+    Stdout.line! "There are $(total) animals."
+Int\toStr() -> Str =
+  todo
+  # calculate to str
+Int::random() -> Int =
+  24
+sub(arg1: Int, arg2: Int) -> Int =
+  local1 = arg1
+  local2 = arg2
+  local1 - local2
+addAndStringify(num1: Int, num2: Int) -> Str =
+    (num1 + num2).toStr()
+factorial(x: Int) -> Int =
+  if x < 2 then
+    x
+  else
+    x * factorial(x - 1)
+Result(a, b) =
+ | Ok(a)
+ | Err(b)
+```
+Checks whether the result is an `Ok` value
+isOk(Ok(1)) # => True
+isOk(Err(Nil)) # => False
+```
+Result\isOk() -> Bool =
+  r! # will bubble back the result similar to try catch
+  o! # will bubble back the option/result
+  if self == Ok(v) then
+    True
+  else if self == Err(_) then
+    False
+birds = 3
+iguanas = 2
+total = addAndStringify(birds, iguanas)
+pluralize(singular: Str, plural: Str, count: Int) -> Str =
+  countstr = Num.toStr(count)
+  if count == 1 then
+    "$(countstr) $(singular)"
+  else
-        Green -> "green"
+    "$(countstr) $(plural)"
-        Yellow -> "yellow"
-      end
+pluralize_test(t: Test) -> Unit =
+  assert pluralize("cactus", "cacti", 1) == "1 cactus"
+  assert pluralize("cactus", "cacti", 2) == "2 cacti"
+User = {
+  name: String
+  age: String
+}
+user = User(1, 2, 3)
+params = {"one" => 1, "two" => 2, "three" => 3}
+User\isAuthorized() -> Bool =
+  False
+User\map(cb: (a: User) -> b) -> b =
+  cb(u)
-fn dddd(data: Option(Str)) -> Str =
+name(data: Option(Str)) -> Str =
-  if Some(v) = data then
+  if data == Some(v) then
     v.subString(0, 3)
   else if a ==  b then
     "123"
   else
     "1231"
-fn dddd(data: Option(Str)) -> Str =
+delta(data: Option(Str)) -> Str =
-  if Some(v) = data then
+  if data == Some(v)
     v.subString(0, 3)
-  else if a ==  b then
+  else if a == b
     "123"
   else
-    if a < 100 then
+    if a < 100
       printLn("Data")
     else
       println("No Data")
-names = ["Sam", "Lee", "Ari"]
+data.price?.takeIf(\a -> a != "")
-names |> List.append("Jess")
+(1 + 2).mod(3).pow(2).sqrt()
-names |> List.map(\num -> num * 2)
-List.map([1, 2, 3], \num -> num * 2)
+if v == None
+  error.Error
-range data, 1, 2, do k,v
+else if v == Some(c)
+  c * 20
-  puts(k, v)
+match v
+  None -> error.Error
+  Some(c) -> c * 20
+names = ["Sam", "Lee", "Ari"]
-end
+names.append("Jess")
+names.map(\num -> num * 2)

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@@ -0,0 +1,67 @@
+{
+  "comments": {
+    // symbol used for single line comment. Remove this entry if your language does not support line comments
+    "lineComment": "//",
+  },
+  // symbols used as brackets
+  "brackets": [
+    [
+      "{",
+      "}"
+    ],
+    [
+      "[",
+      "]"
+    ],
+    [
+      "(",
+      ")"
+    ]
+  ],
+  // symbols that are auto closed when typing
+  "autoClosingPairs": [
+    [
+      "{",
+      "}"
+    ],
+    [
+      "[",
+      "]"
+    ],
+    [
+      "(",
+      ")"
+    ],
+    [
+      "\"",
+      "\""
+    ],
+    [
+      "'",
+      "'"
+    ]
+  ],
+  // symbols that can be used to surround a selection
+  "surroundingPairs": [
+    [
+      "{",
+      "}"
+    ],
+    [
+      "[",
+      "]"
+    ],
+    [
+      "(",
+      ")"
+    ],
+    [
+      "\"",
+      "\""
+    ],
+    [
+      "'",
+      "'"
+    ]
+  ]
+}

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@@ -1,7 +1,7 @@
 {
-  "name": "kestrel",
+  "name": "plum",
-  "displayName": "kestrel",
+  "displayName": "plum",
-  "description": "Textmate grammar for kestrel",
+  "description": "Textmate grammar for plum",
   "version": "0.0.1",
   "engines": {
     "vscode": "^1.87.0"
@@ -12,21 +12,21 @@
   "contributes": {
     "languages": [
       {
-        "id": "kestrel",
+        "id": "plum",
         "aliases": [
-          "kestrel"
+          "plum"
         ],
         "extensions": [
-          ".ks"
+          ".plum"
         ],
         "configuration": "./language-configuration.json"
       }
     ],
     "grammars": [
       {
-        "language": "kestrel",
+        "language": "plum",
-        "scopeName": "source.ks",
+        "scopeName": "source.plum",
-        "path": "./syntaxes/kestrel.tmLanguage.json"
+        "path": "./syntaxes/plum.tmLanguage.json"
       }
     ]
   }

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@@ -1,28 +0,0 @@
-{
-    "comments": {
-        // symbol used for single line comment. Remove this entry if your language does not support line comments
-        "lineComment": "//",
-    },
-    // symbols used as brackets
-    "brackets": [
-        ["{", "}"],
-        ["[", "]"],
-        ["(", ")"]
-    ],
-    // symbols that are auto closed when typing
-    "autoClosingPairs": [
-        ["{", "}"],
-        ["[", "]"],
-        ["(", ")"],
-        ["\"", "\""],
-        ["'", "'"]
-    ],
-    // symbols that can be used to surround a selection
-    "surroundingPairs": [
-        ["{", "}"],
-        ["[", "]"],
-        ["(", ")"],
-        ["\"", "\""],
-        ["'", "'"]
-    ]
-}

~repos /plum

git clone https://pyrossh.dev/repos/plum.git

A statically typed, imperative programming language inspired by rust, python