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Sergey Chernov 2025-06-02 11:51:51 +04:00
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2
README.md
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@ -1,4 +1,4 @@
# Lying: scripting lang for kotlin multiplatform
# Ling: scripting lang for kotlin multiplatform
in the form of multiplatform library.

2
docs/List.md
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@ -2,7 +2,7 @@
Mutable list of any objects.
It's class in Lying is `List`:
It's class in Ling is `List`:
[1,2,3]::class
>>> List

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docs/OOP.md
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# OO implementation in Lying
# OO implementation in Ling
Basic principles:
@ -15,7 +15,7 @@ Basic principles:
## Instances
Result of executing of any expression or statement in the Lying is the object that
Result of executing of any expression or statement in the Ling is the object that
inherits `Obj`, but is not `Obj`. For example it could be Int, void, null, real, string, bool, etc.
This means whatever expression returns or the variable holds, is the first-class

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docs/Real.md
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@ -3,7 +3,7 @@
Class that supports double-precision math. Woks much like double in other languages. We honor no floats, so it is '
Real'.
It's class in Lying is `Real`:
It's class in Ling is `Real`:
(π/2)::class
>>> Real

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docs/tutorial.md
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@ -1,6 +1,6 @@
# Lying tutorial
# Ling tutorial
Lying is a very simple language, where we take only most important and popular features from
Ling is a very simple language, where we take only most important and popular features from
other scripts and languages. In particular, we adopt _principle of minimal confusion_[^1].
In other word, the code usually works as expected when you see it. So, nothing unusual.
@ -8,12 +8,12 @@ __Other documents to read__ maybe after this one:
- [Advanced topics](advanced_topics.md)
- [OOP notes](OOP.md)
- [math in Lying](math.md)
- [math in Ling](math.md)
- Some class references: [List](List.md), [Real](Real.md), [Range](Range.md)
# Expressions
Everything is an expression in Lying. Even an empty block:
Everything is an expression in Ling. Even an empty block:
// empty block
>>> void
@ -221,7 +221,7 @@ Notice how function definition return a value, instance of `Callable`.
You can use both `fn` and `fun`. Note that function declaration _is an expression returning callable_.
There are default parameters in Lying:
There are default parameters in Ling:
fn check(amount, prefix = "answer: ") {
prefix + if( amount > 100 )
@ -273,7 +273,7 @@ If you need to create _unnamed_ function, use alternative syntax (TBD, like { ->
# Lists (aka arrays)
Lying has built-in mutable array class `List` with simple literals:
Ling has built-in mutable array class `List` with simple literals:
[1, "two", 3.33].size
>>> 3
@ -546,7 +546,7 @@ We can skip the rest of the loop and restart it, as usual, with `continue` opera
>>> 0
Notice that `total` remains 0 as the end of the outerLoop@ is not reachable: `continue` is always called and always make
Lying to skip it.
Ling to skip it.
## else statement

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library/build.gradle.kts
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@ -81,7 +81,7 @@ mavenPublishing {
coordinates(group.toString(), "library", version.toString())
pom {
name = "Lying language"
name = "Ling language"
description = "Kotlin-bound scripting loanguage"
inceptionYear = "2025"
// url = "https://sergeych.net"

2
library/src/commonMain/kotlin/net/sergeych/ling/Arguments.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
data class ParsedArgument(val value: Statement, val pos: Pos, val isSplat: Boolean = false)

2
library/src/commonMain/kotlin/net/sergeych/ling/BuildDoubleFromParts.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
//fun buildDoubleFromParts(
// integerPart: Long,

10
library/src/commonMain/kotlin/net/sergeych/ling/Compiler.kt
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@ -1,7 +1,7 @@
package net.sergeych.lying
package net.sergeych.ling
/**
* The LYING compiler.
* The LING compiler.
*/
class Compiler(
@Suppress("UNUSED_PARAMETER")
@ -315,6 +315,12 @@ class Compiler(
}
}
// Token.Type.LBRACE -> {
// if( operand != null ) {
// throw ScriptError(t.pos, "syntax error: lambda expression not allowed here")
// }
// }
else -> {
cc.previous()

2
library/src/commonMain/kotlin/net/sergeych/ling/CompilerContext.kt
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package net.sergeych.lying
package net.sergeych.ling
internal class CompilerContext(val tokens: List<Token>) : ListIterator<Token> by tokens.listIterator() {
val labels = mutableSetOf<String>()

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library/src/commonMain/kotlin/net/sergeych/ling/Context.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
class Context(
val parent: Context?,

2
library/src/commonMain/kotlin/net/sergeych/ling/ListEntry.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
sealed class ListEntry {
data class Element(val accessor: Accessor) : ListEntry()

2
library/src/commonMain/kotlin/net/sergeych/ling/LoopBreakContinueException.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
class LoopBreakContinueException(
val doContinue: Boolean,

2
library/src/commonMain/kotlin/net/sergeych/ling/Obj.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
import kotlinx.coroutines.sync.Mutex
import kotlinx.coroutines.sync.withLock

2
library/src/commonMain/kotlin/net/sergeych/ling/ObjBool.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
data class ObjBool(val value: Boolean) : Obj() {
override val asStr by lazy { ObjString(value.toString()) }

2
library/src/commonMain/kotlin/net/sergeych/ling/ObjChar.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
class ObjChar(val value: Char): Obj() {

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library/src/commonMain/kotlin/net/sergeych/ling/ObjClass.kt
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package net.sergeych.lying
package net.sergeych.ling
val ObjClassType by lazy { ObjClass("Class") }

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library/src/commonMain/kotlin/net/sergeych/ling/ObjInt.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
data class ObjInt(var value: Long) : Obj(), Numeric {
override val asStr get() = ObjString(value.toString())

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library/src/commonMain/kotlin/net/sergeych/ling/ObjList.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
class ObjList(val list: MutableList<Obj>) : Obj() {

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library/src/commonMain/kotlin/net/sergeych/ling/ObjRange.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
class ObjRange(val start: Obj?, val end: Obj?, val isEndInclusive: Boolean) : Obj() {

2
library/src/commonMain/kotlin/net/sergeych/ling/ObjRangeIterator.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
class ObjRangeIterator(val self: ObjRange) : Obj() {

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library/src/commonMain/kotlin/net/sergeych/ling/ObjReal.kt
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package net.sergeych.lying
package net.sergeych.ling
import kotlin.math.floor
import kotlin.math.roundToLong

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library/src/commonMain/kotlin/net/sergeych/ling/ObjString.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
import kotlinx.serialization.SerialName
import kotlinx.serialization.Serializable

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library/src/commonMain/kotlin/net/sergeych/ling/Parser.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
val digitsSet = ('0'..'9').toSet()
val digits = { d: Char -> d in digitsSet }

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library/src/commonMain/kotlin/net/sergeych/ling/Pos.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
data class Pos(val source: Source, val line: Int, val column: Int) {
override fun toString(): String {

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library/src/commonMain/kotlin/net/sergeych/ling/Script.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
import kotlin.math.*

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library/src/commonMain/kotlin/net/sergeych/ling/ScriptError.kt
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@file:Suppress("CanBeParameter")
package net.sergeych.lying
package net.sergeych.ling
open class ScriptError(val pos: Pos, val errorMessage: String,cause: Throwable?=null) : Exception(
"""

2
library/src/commonMain/kotlin/net/sergeych/ling/Source.kt
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package net.sergeych.lying
package net.sergeych.ling
class Source(val fileName: String, text: String) {

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library/src/commonMain/kotlin/net/sergeych/ling/StoredObj.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
/**
* Whatever [Obj] stored somewhere

2
library/src/commonMain/kotlin/net/sergeych/ling/Token.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
data class Token(val value: String, val pos: Pos, val type: Type) {
val isComment: Boolean by lazy { type == Type.SINLGE_LINE_COMMENT || type == Type.MULTILINE_COMMENT }

2
library/src/commonMain/kotlin/net/sergeych/ling/statements.kt
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@ -1,4 +1,4 @@
package net.sergeych.lying
package net.sergeych.ling
fun String.toSource(name: String = "eval"): Source = Source(name, this)

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library/src/commonTest/kotlin/ScriptTest.kt
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@ -1,7 +1,7 @@
package io.github.kotlin.fibonacci
import kotlinx.coroutines.test.runTest
import net.sergeych.lying.*
import net.sergeych.ling.*
import kotlin.test.*
class ScriptTest {
@ -1039,16 +1039,15 @@ class ScriptTest {
)
}
// @Test
// fun testLambda1() = runTest {
// val l = eval("""
// x = {
// 122
// }
// x
// """.trimIndent())
// println(l)
// }
//
@Test
fun testLambda1() = runTest {
val l = eval("""
val x = {
122
}
x
""".trimIndent())
println(l)
}
}

4
library/src/jvmTest/kotlin/BookTest.kt
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@ -3,8 +3,8 @@ import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.flow
import kotlinx.coroutines.flow.flowOn
import kotlinx.coroutines.test.runTest
import net.sergeych.lying.Context
import net.sergeych.lying.ObjVoid
import net.sergeych.ling.Context
import net.sergeych.ling.ObjVoid
import java.nio.file.Files.readAllLines
import java.nio.file.Paths
import kotlin.test.Test