feat: add molang package
1. upgrade bukkit chat 2. fix config update error Signed-off-by: MiaoWoo <admin@yumc.pw>
This commit is contained in:
143
packages/molang/src/env/env.ts
vendored
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143
packages/molang/src/env/env.ts
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@@ -0,0 +1,143 @@
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import { standardEnv } from './standardEnv'
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export type TVariableHandler = (
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variableName: string,
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variables: Record<string, unknown>
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) => unknown
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export interface IEnvConfig {
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useRadians?: boolean
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convertUndefined?: boolean
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variableHandler?: TVariableHandler
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isFlat?: boolean
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}
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export class ExecutionEnvironment {
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protected env: Record<string, any>
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constructor(env: Record<string, any>, public readonly config: IEnvConfig) {
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if (!env) throw new Error(`Provided environment must be an object`)
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if (config.isFlat)
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this.env = Object.assign(
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env,
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standardEnv(config.useRadians ?? false)
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)
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else
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this.env = {
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...standardEnv(config.useRadians ?? false),
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...this.flattenEnv(env),
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}
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}
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updateConfig({
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variableHandler,
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convertUndefined,
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useRadians,
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}: IEnvConfig) {
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if (convertUndefined !== undefined)
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this.config.convertUndefined = convertUndefined
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if (typeof variableHandler === 'function')
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this.config.variableHandler = variableHandler
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if (!!this.config.useRadians !== !!useRadians) {
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this.env = Object.assign(this.env, standardEnv(!!useRadians))
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}
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}
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protected flattenEnv(
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newEnv: Record<string, any>,
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addKey = '',
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current: any = {}
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) {
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for (let key in newEnv) {
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if (key[1] === '.') {
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switch (key[0]) {
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case 'q':
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key = 'query' + key.substring(1, key.length)
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break
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case 't':
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key = 'temp' + key.substring(1, key.length)
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break
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case 'v':
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key = 'variable' + key.substring(1, key.length)
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break
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case 'c':
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key = 'context' + key.substring(1, key.length)
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break
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case 'f':
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key = 'function' + key.substring(1, key.length)
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break
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}
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}
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if (newEnv[key].__isContext) {
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current[`${addKey}${key}`] = newEnv[key].env
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} else if (
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typeof newEnv[key] === 'object' &&
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!Array.isArray(newEnv[key])
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) {
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this.flattenEnv(newEnv[key], `${addKey}${key}.`, current)
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} else {
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current[`${addKey}${key}`] = newEnv[key]
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}
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}
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return current
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}
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setAt(lookup: string, value: unknown) {
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if (lookup[1] === '.') {
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switch (lookup[0]) {
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case 'q':
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lookup = 'query' + lookup.substring(1, lookup.length)
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break
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case 't':
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lookup = 'temp' + lookup.substring(1, lookup.length)
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break
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case 'v':
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lookup = 'variable' + lookup.substring(1, lookup.length)
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break
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case 'c':
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lookup = 'context' + lookup.substring(1, lookup.length)
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break
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case 'f':
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lookup = 'function' + lookup.substring(1, lookup.length)
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break
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}
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}
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return (this.env[lookup] = value)
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}
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getFrom(lookup: string) {
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if (lookup[1] === '.') {
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switch (lookup[0]) {
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case 'q':
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lookup = 'query' + lookup.substring(1, lookup.length)
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break
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case 't':
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lookup = 'temp' + lookup.substring(1, lookup.length)
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break
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case 'v':
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lookup = 'variable' + lookup.substring(1, lookup.length)
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break
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case 'c':
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lookup = 'context' + lookup.substring(1, lookup.length)
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break
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case 'f':
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lookup = 'function' + lookup.substring(1, lookup.length)
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break
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}
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}
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const res =
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this.env[lookup] ?? this.config.variableHandler?.(lookup, this.env)
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return res === undefined && this.config.convertUndefined ? 0 : res
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}
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}
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export class Context {
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public readonly __isContext = true
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constructor(public readonly env: any) {}
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}
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86
packages/molang/src/env/math.ts
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86
packages/molang/src/env/math.ts
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@@ -0,0 +1,86 @@
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const clamp = (value: number, min: number, max: number) => {
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if (typeof value !== 'number' || Number.isNaN(value)) return min
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else if (value > max) return max
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else if (value < min) return min
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return value
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}
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const dieRoll = (sum: number, low: number, high: number) => {
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let i = 0
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let total = 0
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while (i < sum) total += random(low, high)
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return total
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}
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const dieRollInt = (sum: number, low: number, high: number) => {
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let i = 0
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let total = 0
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while (i < sum) total += randomInt(low, high)
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return total
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}
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const hermiteBlend = (value: number) => 3 * value ** 2 - 2 * value ** 3
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const lerp = (start: number, end: number, amount: number) => {
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if (amount < 0) amount = 0
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else if (amount > 1) amount = 1
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return start + (end - start) * amount
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}
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// Written by @JannisX11 (https://github.com/JannisX11/MolangJS/blob/master/molang.js#L383); modified for usage inside of this MoLang parser
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const lerprotate = (start: number, end: number, amount: number) => {
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const radify = (n: number) => (((n + 180) % 360) + 180) % 360
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start = radify(start)
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end = radify(end)
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if (start > end) {
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let tmp = start
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start = end
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end = tmp
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}
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if (end - start > 180) return radify(end + amount * (360 - (end - start)))
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else return start + amount * (end - start)
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}
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const mod = (value: number, denominator: number) => value % denominator
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const random = (low: number, high: number) => low + Math.random() * (high - low)
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const randomInt = (low: number, high: number) =>
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Math.round(low + Math.random() * (high - low))
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const minAngle = (value: number) => {
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value = value % 360
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value = (value + 360) % 360
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if (value > 179) value -= 360
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return value
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}
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export const MoLangMathLib = (useRadians: boolean) => {
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const degRadFactor = useRadians ? 1 : Math.PI / 180
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return {
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'math.abs': Math.abs,
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'math.acos': (x: number) => Math.acos(x) / degRadFactor,
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'math.asin': (x: number) => Math.asin(x) / degRadFactor,
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'math.atan': (x: number) => Math.atan(x) / degRadFactor,
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'math.atan2': (y: number, x: number) => Math.atan2(y, x) / degRadFactor,
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'math.ceil': Math.ceil,
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'math.clamp': clamp,
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'math.cos': (x: number) => Math.cos(x * degRadFactor),
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'math.die_roll': dieRoll,
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'math.die_roll_integer': dieRollInt,
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'math.exp': Math.exp,
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'math.floor': Math.floor,
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'math.hermite_blend': hermiteBlend,
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'math.lerp': lerp,
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'math.lerp_rotate': lerprotate,
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'math.ln': Math.log,
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'math.max': Math.max,
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'math.min': Math.min,
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'math.min_angle': minAngle,
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'math.mod': mod,
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'math.pi': Math.PI,
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'math.pow': Math.pow,
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'math.random': random,
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'math.random_integer': randomInt,
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'math.round': Math.round,
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'math.sin': (x: number) => Math.sin(x * degRadFactor),
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'math.sqrt': Math.sqrt,
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'math.trunc': Math.trunc,
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}
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}
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25
packages/molang/src/env/queries.ts
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25
packages/molang/src/env/queries.ts
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@@ -0,0 +1,25 @@
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const inRange = (value: number, min: number, max: number) => {
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// Check that value, min and max are numbers
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if (
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typeof value !== 'number' ||
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typeof min !== 'number' ||
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typeof max !== 'number'
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) {
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console.error('"query.in_range": value, min and max must be numbers')
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return false
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}
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return value >= min && value <= max
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}
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const all = (mustMatch: unknown, ...values: unknown[]) =>
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values.every((v) => v === mustMatch)
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const any = (mustMatch: unknown, ...values: unknown[]) =>
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values.some((v) => v === mustMatch)
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export const standardQueries = {
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'query.in_range': inRange,
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'query.all': all,
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'query.any': any,
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}
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7
packages/molang/src/env/standardEnv.ts
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7
packages/molang/src/env/standardEnv.ts
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@@ -0,0 +1,7 @@
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import { MoLangMathLib } from './math'
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import { standardQueries } from './queries'
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export const standardEnv = (useRadians: boolean) => ({
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...MoLangMathLib(useRadians),
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...standardQueries,
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})
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