From a9fc176c3c85920fd56f261a30db59c19108b644 Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Wed, 1 May 2019 19:31:34 +0900
Subject: [PATCH] Fix types

---
 src/misc/aiscript/index.ts        |  8 ++++----
 src/misc/aiscript/type-checker.ts | 10 +++++-----
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/src/misc/aiscript/index.ts b/src/misc/aiscript/index.ts
index d36c27f942..16f80830ff 100644
--- a/src/misc/aiscript/index.ts
+++ b/src/misc/aiscript/index.ts
@@ -44,9 +44,9 @@ export type Variable = Block & {
 	name: string;
 };
 
-export type Type = 'string' | 'number' | 'boolean' | 'stringArray';
+export type Type = 'string' | 'number' | 'boolean' | 'stringArray' | null;
 
-export const funcDefs = {
+export const funcDefs: Record<string, { in: any[]; out: any; category: string; icon: any; }> = {
 	if:              { in: ['boolean', 0, 0],              out: 0,             category: 'flow',       icon: faShareAlt, },
 	for:             { in: ['number', 'function'],         out: null,          category: 'flow',       icon: faRecycle, },
 	not:             { in: ['boolean'],                    out: 'boolean',     category: 'logical',    icon: faFlag, },
@@ -81,7 +81,7 @@ export const funcDefs = {
 	seedRandomPick:  { in: [null, 0],                      out: 0,             category: 'random',     icon: faDice, },
 };
 
-export const literalDefs = {
+export const literalDefs: Record<string, { out: any; category: string; icon: any; }> = {
 	text:          { out: 'string',      category: 'value', icon: faQuoteRight, },
 	multiLineText: { out: 'string',      category: 'value', icon: faAlignLeft, },
 	textList:      { out: 'stringArray', category: 'value', icon: faList, },
@@ -105,7 +105,7 @@ export function isFnBlock(block: Block): block is FnBlock {
 
 export type PageVar = { name: string; value: any; type: Type; };
 
-export const envVarsDef = {
+export const envVarsDef: Record<string, Type> = {
 	AI: 'string',
 	URL: 'string',
 	VERSION: 'string',
diff --git a/src/misc/aiscript/type-checker.ts b/src/misc/aiscript/type-checker.ts
index 35dee36bf1..c40c844ea4 100644
--- a/src/misc/aiscript/type-checker.ts
+++ b/src/misc/aiscript/type-checker.ts
@@ -58,7 +58,7 @@ export class ASTypeChecker {
 	}
 
 	@autobind
-	public getExpectedType(v: Block, slot: number): Type | null {
+	public getExpectedType(v: Block, slot: number): Type {
 		const def = funcDefs[v.type];
 		if (def == null) {
 			throw new Error('Unknown type: ' + v.type);
@@ -86,7 +86,7 @@ export class ASTypeChecker {
 	}
 
 	@autobind
-	public infer(v: Block): Type | null {
+	public infer(v: Block): Type {
 		if (v.type === null) return null;
 		if (v.type === 'text') return 'string';
 		if (v.type === 'multiLineText') return 'string';
@@ -140,19 +140,19 @@ export class ASTypeChecker {
 	}
 
 	@autobind
-	public getVarsByType(type: Type | null): Variable[] {
+	public getVarsByType(type: Type): Variable[] {
 		if (type == null) return this.variables;
 		return this.variables.filter(x => (this.infer(x) === null) || (this.infer(x) === type));
 	}
 
 	@autobind
-	public getEnvVarsByType(type: Type | null): string[] {
+	public getEnvVarsByType(type: Type): string[] {
 		if (type == null) return Object.keys(envVarsDef);
 		return Object.entries(envVarsDef).filter(([k, v]) => v === null || type === v).map(([k, v]) => k);
 	}
 
 	@autobind
-	public getPageVarsByType(type: Type | null): string[] {
+	public getPageVarsByType(type: Type): string[] {
 		if (type == null) return this.pageVars.map(v => v.name);
 		return this.pageVars.filter(v => type === v.type).map(v => v.name);
 	}