Termタグのtypeを省略できるように

package.json

@@ -26,7 +26,8 @@
     "react-dom": "^18.2.0",
     "react-icons": "^4.11.0",
     "rehype-katex": "^7.0.0",
-    "remark-math": "^6.0.0"
+    "remark-math": "^6.0.0",
+    "react-children-utilities": "^2.9.0"
   },
   "browserslist": {
     "production": [

src/components/Term/index.jsx

@@ -4,15 +4,24 @@ import Tippy from "@tippyjs/react";
 import { MdArrowForward } from "react-icons/md";
 import "tippy.js/dist/tippy.css";
 import "tippy.js/themes/material.css";
+import { onlyText } from "react-children-utilities";
 import styles from "./styles.module.css";
 import definitions from "./definitions";
+import typeMap from "./type-map.js";
 
 /**
  * @param {Object} props
- * @param {keyof typeof definitions} props.type
+ * @param {keyof typeof definitions | null} props.type
  * @param {React.ReactNode} props.children
  */
-export default function Term({ type, children }) {
+export default function Term({ type = null, children }) {
+  if (type === null) type = typeMap.get(onlyText(children));
+  if (!type)
+    throw new Error(
+      `Problem: Term ${onlyText(children)} is not defined in type-map.js .
+      Solution: explicitly specify term type, or add type definition to type-map.js`,
+    );
+
   const term = definitions.terms[type];
   if (!term) throw new Error(`Type ${type} is not defined.`);
   const referencePageTitle =

src/components/Term/type-map.js

@@ -0,0 +1,160 @@
+/*
+ * # term の追加
+ * > 文字列そのままの Term しか match しないので、
+ *   説明的な Term は対応していません。
+ *   例: "演算子の優先順位"、"Truthy と Falsy"
+ *
+ * > 名前の同じ Term は、使用頻度の高そうな方を優先してください。
+ *   例: "プロパティ" -> "javascriptProperty"
+ *
+ * > 英数字と日本語の間は半角スペースを入れることになっているので、
+ *   半角が入っているもののみを記述してください。
+ *   例: 〇 "HTML 要素"  × "HTML要素"
+ *
+ *
+ * # 使い方
+ * > 説明的な Term (Truthy と Falsy　など) や、
+ *   名前の同じ Term (CSS のプロパティ -> JS のプロパティとして解釈する)
+ *   などは対応していないので、term を明示してください。
+ *   例: CSS の<Term type="cssProperty">プロパティ</Term> // /docs/
+ */
+
+const typeMap = new Map([
+  ["拡張子", "fileExtension"],
+  ["フォーク", "fork"],
+  ["Git", "git"],
+  ["GitHub", "github"],
+  ["Gitpod", "gitpod"],
+  ["リポジトリ", "repository"],
+  ["HTML", "html"],
+  ["JavaScript", "javascript"],
+  ["開始タグ", "startTag"],
+  ["タグ", "tag"],
+  ["属性", "attribute"],
+  ["HTML 要素", "element"],
+  ["要素", "element"],
+  ["終了タグ", "endTag"],
+  ["CSS", "css"],
+  ["style 属性", "styleAttribute"],
+  ["文", "javascriptStatement"],
+  ["値", "javascriptValue"],
+  ["文字列", "javascriptString"],
+  ["演算子", "javascriptOperator"],
+  ["式", "javascriptExpression"],
+  ["評価", "javascriptEvaluation"],
+  ["変数", "javascriptVariable"],
+  ["宣言", "javascriptDeclaration"],
+  ["代入", "javascriptAssignment"],
+  ["キャメルケース", "camelCase"],
+  ["スネークケース", "snakeCase"],
+  ["パスカルケース", "pascalCase"],
+  ["真偽値", "javascriptBoolean"],
+  ["if 文", "javascriptIfStatement"],
+  ["制御構造", "javascriptControlFlow"],
+  ["関数", "javascriptFunction"],
+  ["引数", "javascriptParameter"],
+  ["渡す", "javascriptPass"],
+  ["戻り値", "javascriptReturnValue"],
+  ["返す", "javascriptReturn"],
+  ["スコープ", "javascriptScope"],
+  ["モジュール化", "javascriptModularization"],
+  ["オブジェクト", "javascriptObject"],
+  ["プリミティブ", "javascriptPrimitive"],
+  ["プロパティ", "javascriptProperty"],
+  ["DOM", "dom"],
+  ["イベント", "events"],
+  ["イベントハンドラ", "eventHandler"],
+  ["参照", "javascriptReference"],
+  ["副作用", "javascriptSideEffects"],
+  ["純粋関数", "javascriptPureFunction"],
+  ["参照透過性", "javascriptReferenceTransparency"],
+  ["クラス", "javascriptClass"],
+  ["インスタンス", "javascriptInstance"],
+  ["コンストラクタ", "javascriptConstructor"],
+  ["メソッド", "javascriptMethod"],
+  ["アロー関数", "arrowFunction"],
+  ["コールバック関数", "callBackFunction"],
+  ["モジュール", "javascriptModule"],
+  ["ライブラリ", "library"],
+  ["JSON", "json"],
+  ["クエリ文字列", "queryString"],
+  ["npx コマンド", "npxCommand"],
+  ["非同期処理", "asynchronousProcess"],
+  ["API", "api"],
+  ["スレッド", "thread"],
+  ["トランスパイル", "transpile"],
+  ["モジュールバンドラ", "moduleBundler"],
+  ["JSX", "jsx"],
+]);
+
+export default typeMap;
+
+/* for later use // no-more-meaningless-javascript
+const typeMap = new Map([
+  ["拡張子", "fileExtension"],
+  ["フォーク", "fork"],
+  ["Git", "git"],
+  ["GitHub", "github"],
+  ["Gitpod", "gitpod"],
+  ["リポジトリ", "repository"],
+  ["HTML", "html"],
+  ["JavaScript", "javascript"],
+  ["開始タグ", "startTag"],
+  ["タグ", "tag"],
+  ["属性", "attribute"],
+  ["HTML 要素", "element"],
+  ["要素", "element"],
+  ["終了タグ", "endTag"],
+  ["CSS", "css"],
+  ["style 属性", "styleAttribute"],
+  ["文", "statement"],
+  ["値", "value"],
+  ["文字列", "string"],
+  ["演算子", "operator"],
+  ["式", "expression"],
+  ["評価", "evaluation"],
+  ["変数", "variable"],
+  ["宣言", "declaration"],
+  ["代入", "assignment"],
+  ["キャメルケース", "camelCase"],
+  ["スネークケース", "snakeCase"],
+  ["パスカルケース", "pascalCase"],
+  ["真偽値", "bool"],
+  ["if 文", "ifStatement"],
+  ["制御構造", "controlFlow"],
+  ["関数", "function"],
+  ["引数", "parameter"],
+  ["渡す", "pass"],
+  ["戻り値", "returnValue"],
+  ["返す", "return"],
+  ["スコープ", "scope"],
+  ["モジュール化", "modularization"],
+  ["オブジェクト", "object"],
+  ["プリミティブ", "primitive"],
+  ["プロパティ", "property"],
+  ["DOM", "dom"],
+  ["イベント", "events"],
+  ["イベントハンドラ", "eventHandler"],
+  ["参照", "reference"],
+  ["副作用", "sideEffects"],
+  ["純粋関数", "pureFunction"],
+  ["参照透過性", "referenceTransparency"],
+  ["クラス", "class"],
+  ["インスタンス", "instance"],
+  ["コンストラクタ", "constructor"],
+  ["メソッド", "method"],
+  ["アロー関数", "arrowFunction"],
+  ["コールバック関数", "callBackFunction"],
+  ["モジュール", "module"],
+  ["ライブラリ", "library"],
+  ["JSON", "json"],
+  ["クエリ文字列", "queryString"],
+  ["npx コマンド", "npxCommand"],
+  ["非同期処理", "asyncProcess"],
+  ["API", "api"],
+  ["スレッド", "thread"],
+  ["トランスパイル", "transpile"],
+  ["モジュールバンドラ", "moduleBundler"],
+  ["JSX", "jsx"],
+]);
+*/