add initial macOS support #40

src/application/Parser/Script/ScriptParser.ts

@@ -0,0 +1,54 @@
+import { Script } from '@/domain/Script';
+import { ScriptData } from 'js-yaml-loader!@/*';
+import { parseDocUrls } from '../DocumentationParser';
+import { RecommendationLevel } from '@/domain/RecommendationLevel';
+import { IScriptCode } from '@/domain/IScriptCode';
+import { ScriptCode } from '@/domain/ScriptCode';
+import { createEnumParser, IEnumParser } from '../../Common/Enum';
+import { ICategoryCollectionParseContext } from './ICategoryCollectionParseContext';
+
+export function parseScript(
+    data: ScriptData, context: ICategoryCollectionParseContext,
+    levelParser = createEnumParser(RecommendationLevel)): Script {
+    validateScript(data);
+    if (!context)    {    throw new Error('undefined context');  }
+    const script = new Script(
+        /* name */  data.name,
+        /* code */  parseCode(data, context),
+        /* docs */  parseDocUrls(data),
+        /* level */ parseLevel(data.recommend, levelParser));
+    return script;
+}
+
+function parseLevel(level: string, parser: IEnumParser<RecommendationLevel>): RecommendationLevel | undefined {
+    if (!level) {
+        return undefined;
+    }
+    return parser.parseEnum(level, 'level');
+}
+
+function parseCode(script: ScriptData, context: ICategoryCollectionParseContext): IScriptCode {
+    if (context.compiler.canCompile(script)) {
+        return context.compiler.compile(script);
+    }
+    return new ScriptCode(script.code, script.revertCode, script.name, context.syntax);
+}
+
+function ensureNotBothCallAndCode(script: ScriptData) {
+    if (script.code && script.call) {
+        throw new Error('cannot define both "call" and "code"');
+    }
+    if (script.revertCode && script.call) {
+        throw new Error('cannot define "revertCode" if "call" is defined');
+    }
+}
+
+function validateScript(script: ScriptData) {
+    if (!script) {
+        throw new Error('undefined script');
+    }
+    if (!script.code && !script.call) {
+        throw new Error('must define either "call" or "code"');
+    }
+    ensureNotBothCallAndCode(script);
+}