@riddance/env
Version:
Too much code slows you down, creates risks, increases maintainability burdens, confuses AI. So let's commit less of it.
76 lines • 12.6 kB
JavaScript
import { readFile, writeFile } from 'node:fs/promises';
import { relative, resolve } from 'node:path';
import { isDeepStrictEqual } from 'node:util';
import ts from 'typescript';
import { isFileNotFound } from './fs.js';
export async function writeTSConfig(path, packageDependencies) {
const { dependencies, devDependencies } = await packageDependencies;
const types = [
...new Set([
'node',
'mocha',
...[...Object.keys(dependencies), ...Object.keys(devDependencies)]
.filter(d => d.startsWith('@types/'))
.map(d => d.slice('@types/'.length)),
]),
];
await patchTypes(resolve(path, 'tsconfig.json'), types);
await patchTypes(resolve(path, 'example', 'tsconfig.json'), types);
}
export function compile(reporter, path) {
const configFile = ts.readConfigFile(resolve(path, 'tsconfig.json'), p => ts.sys.readFile(p));
if (configFile.error) {
reportDiagnostic(reporter)(configFile.error);
return { sourceFiles: [] };
}
const tsconfig = ts.parseJsonConfigFileContent(configFile.config, ts.sys, './');
if (tsconfig.errors.length !== 0) {
tsconfig.errors.forEach(reportDiagnostic(reporter));
return { sourceFiles: [] };
}
const program = ts.createProgram(tsconfig.fileNames, {
...tsconfig.options,
listEmittedFiles: true,
outDir: path,
rootDir: path,
typeRoots: [resolve(path, 'node_modules/@types')],
});
const sourceFiles = program.getSourceFiles().map(sf => relative(path, sf.fileName));
const diagnostics = ts.getPreEmitDiagnostics(program);
diagnostics.forEach(reportDiagnostic(reporter));
const emitResult = program.emit();
emitResult.diagnostics.forEach(reportDiagnostic(reporter));
if (diagnostics.length !== 0 || emitResult.diagnostics.length !== 0 || emitResult.emitSkipped) {
return { sourceFiles };
}
return {
sourceFiles,
outputFiles: emitResult.emittedFiles?.map(f => relative(path, f)),
};
}
export function reportDiagnostic(reporter) {
return (diagnostic) => {
const { line, character } = diagnostic.start === undefined
? { line: undefined, character: undefined }
: (diagnostic.file?.getLineAndCharacterOfPosition(diagnostic.start) ?? {});
reporter.error(ts.flattenDiagnosticMessageText(diagnostic.messageText, '\n'), diagnostic.file?.fileName, line ? line + 1 : undefined, character ? character + 1 : undefined);
};
}
async function patchTypes(tsconfigPath, types) {
try {
const tsconfig = JSON.parse(await readFile(tsconfigPath, 'utf-8'));
if (isDeepStrictEqual(tsconfig.compilerOptions?.types, types)) {
return;
}
const compilerOptions = (tsconfig.compilerOptions ??= {});
compilerOptions.types = types;
await writeFile(tsconfigPath, JSON.stringify(tsconfig, undefined, ' '), 'utf-8');
}
catch (e) {
if (isFileNotFound(e)) {
return;
}
throw e;
}
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"compiler.js","sourceRoot":"","sources":["compiler.ts"],"names":[],"mappings":"AAAA,OAAO,EAAE,QAAQ,EAAE,SAAS,EAAE,MAAM,kBAAkB,CAAA;AACtD,OAAO,EAAE,QAAQ,EAAE,OAAO,EAAE,MAAM,WAAW,CAAA;AAC7C,OAAO,EAAE,iBAAiB,EAAE,MAAM,WAAW,CAAA;AAC7C,OAAO,EAAE,MAAM,YAAY,CAAA;AAC3B,OAAO,EAAE,cAAc,EAAE,MAAM,SAAS,CAAA;AAGxC,MAAM,CAAC,KAAK,UAAU,aAAa,CAC/B,IAAY,EACZ,mBAGE;IAEF,MAAM,EAAE,YAAY,EAAE,eAAe,EAAE,GAAG,MAAM,mBAAmB,CAAA;IACnE,MAAM,KAAK,GAAG;QACV,GAAG,IAAI,GAAG,CAAC;YACP,MAAM;YACN,OAAO;YACP,GAAG,CAAC,GAAG,MAAM,CAAC,IAAI,CAAC,YAAY,CAAC,EAAE,GAAG,MAAM,CAAC,IAAI,CAAC,eAAe,CAAC,CAAC;iBAC7D,MAAM,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,UAAU,CAAC,SAAS,CAAC,CAAC;iBACpC,GAAG,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,KAAK,CAAC,SAAS,CAAC,MAAM,CAAC,CAAC;SAC3C,CAAC;KACL,CAAA;IACD,MAAM,UAAU,CAAC,OAAO,CAAC,IAAI,EAAE,eAAe,CAAC,EAAE,KAAK,CAAC,CAAA;IACvD,MAAM,UAAU,CAAC,OAAO,CAAC,IAAI,EAAE,SAAS,EAAE,eAAe,CAAC,EAAE,KAAK,CAAC,CAAA;AACtE,CAAC;AAED,MAAM,UAAU,OAAO,CAAC,QAAkB,EAAE,IAAY;IACpD,MAAM,UAAU,GAAG,EAAE,CAAC,cAAc,CAAC,OAAO,CAAC,IAAI,EAAE,eAAe,CAAC,EAAE,CAAC,CAAC,EAAE,CAAC,EAAE,CAAC,GAAG,CAAC,QAAQ,CAAC,CAAC,CAAC,CAAC,CAAA;IAC7F,IAAI,UAAU,CAAC,KAAK,EAAE,CAAC;QACnB,gBAAgB,CAAC,QAAQ,CAAC,CAAC,UAAU,CAAC,KAAK,CAAC,CAAA;QAC5C,OAAO,EAAE,WAAW,EAAE,EAAE,EAAE,CAAA;IAC9B,CAAC;IAED,MAAM,QAAQ,GAAG,EAAE,CAAC,0BAA0B,CAAC,UAAU,CAAC,MAAM,EAAE,EAAE,CAAC,GAAG,EAAE,IAAI,CAAC,CAAA;IAC/E,IAAI,QAAQ,CAAC,MAAM,CAAC,MAAM,KAAK,CAAC,EAAE,CAAC;QAC/B,QAAQ,CAAC,MAAM,CAAC,OAAO,CAAC,gBAAgB,CAAC,QAAQ,CAAC,CAAC,CAAA;QACnD,OAAO,EAAE,WAAW,EAAE,EAAE,EAAE,CAAA;IAC9B,CAAC;IAED,MAAM,OAAO,GAAG,EAAE,CAAC,aAAa,CAAC,QAAQ,CAAC,SAAS,EAAE;QACjD,GAAG,QAAQ,CAAC,OAAO;QACnB,gBAAgB,EAAE,IAAI;QACtB,MAAM,EAAE,IAAI;QACZ,OAAO,EAAE,IAAI;QACb,SAAS,EAAE,CAAC,OAAO,CAAC,IAAI,EAAE,qBAAqB,CAAC,CAAC;KACpD,CAAC,CAAA;IACF,MAAM,WAAW,GAAG,OAAO,CAAC,cAAc,EAAE,CAAC,GAAG,CAAC,EAAE,CAAC,EAAE,CAAC,QAAQ,CAAC,IAAI,EAAE,EAAE,CAAC,QAAQ,CAAC,CAAC,CAAA;IAEnF,MAAM,WAAW,GAAG,EAAE,CAAC,qBAAqB,CAAC,OAAO,CAAC,CAAA;IACrD,WAAW,CAAC,OAAO,CAAC,gBAAgB,CAAC,QAAQ,CAAC,CAAC,CAAA;IAC/C,MAAM,UAAU,GAAG,OAAO,CAAC,IAAI,EAAE,CAAA;IACjC,UAAU,CAAC,WAAW,CAAC,OAAO,CAAC,gBAAgB,CAAC,QAAQ,CAAC,CAAC,CAAA;IAC1D,IAAI,WAAW,CAAC,MAAM,KAAK,CAAC,IAAI,UAAU,CAAC,WAAW,CAAC,MAAM,KAAK,CAAC,IAAI,UAAU,CAAC,WAAW,EAAE,CAAC;QAC5F,OAAO,EAAE,WAAW,EAAE,CAAA;IAC1B,CAAC;IACD,OAAO;QACH,WAAW;QACX,WAAW,EAAE,UAAU,CAAC,YAAY,EAAE,GAAG,CAAC,CAAC,CAAC,EAAE,CAAC,QAAQ,CAAC,IAAI,EAAE,CAAC,CAAC,CAAC;KACpE,CAAA;AACL,CAAC;AAED,MAAM,UAAU,gBAAgB,CAAC,QAAkB;IAC/C,OAAO,CAAC,UAAyB,EAAE,EAAE;QACjC,MAAM,EAAE,IAAI,EAAE,SAAS,EAAE,GACrB,UAAU,CAAC,KAAK,KAAK,SAAS;YAC1B,CAAC,CAAC,EAAE,IAAI,EAAE,SAAS,EAAE,SAAS,EAAE,SAAS,EAAE;YAC3C,CAAC,CAAC,CAAC,UAAU,CAAC,IAAI,EAAE,6BAA6B,CAAC,UAAU,CAAC,KAAK,CAAC,IAAI,EAAE,CAAC,CAAA;QAClF,QAAQ,CAAC,KAAK,CACV,EAAE,CAAC,4BAA4B,CAAC,UAAU,CAAC,WAAW,EAAE,IAAI,CAAC,EAC7D,UAAU,CAAC,IAAI,EAAE,QAAQ,EACzB,IAAI,CAAC,CAAC,CAAC,IAAI,GAAG,CAAC,CAAC,CAAC,CAAC,SAAS,EAC3B,SAAS,CAAC,CAAC,CAAC,SAAS,GAAG,CAAC,CAAC,CAAC,CAAC,SAAS,CACxC,CAAA;IACL,CAAC,CAAA;AACL,CAAC;AACD,KAAK,UAAU,UAAU,CAAC,YAAoB,EAAE,KAAe;IAC3D,IAAI,CAAC;QACD,MAAM,QAAQ,GAAG,IAAI,CAAC,KAAK,CAAC,MAAM,QAAQ,CAAC,YAAY,EAAE,OAAO,CAAC,CAEhE,CAAA;QACD,IAAI,iBAAiB,CAAC,QAAQ,CAAC,eAAe,EAAE,KAAK,EAAE,KAAK,CAAC,EAAE,CAAC;YAC5D,OAAM;QACV,CAAC;QACD,MAAM,eAAe,GAAG,CAAC,QAAQ,CAAC,eAAe,KAAK,EAAE,CAAC,CAAA;QACzD,eAAe,CAAC,KAAK,GAAG,KAAK,CAAA;QAC7B,MAAM,SAAS,CAAC,YAAY,EAAE,IAAI,CAAC,SAAS,CAAC,QAAQ,EAAE,SAAS,EAAE,IAAI,CAAC,EAAE,OAAO,CAAC,CAAA;IACrF,CAAC;IAAC,OAAO,CAAC,EAAE,CAAC;QACT,IAAI,cAAc,CAAC,CAAC,CAAC,EAAE,CAAC;YACpB,OAAM;QACV,CAAC;QACD,MAAM,CAAC,CAAA;IACX,CAAC;AACL,CAAC","sourcesContent":["import { readFile, writeFile } from 'node:fs/promises'\nimport { relative, resolve } from 'node:path'\nimport { isDeepStrictEqual } from 'node:util'\nimport ts from 'typescript'\nimport { isFileNotFound } from './fs.js'\nimport { Reporter } from './reporter.js'\n\nexport async function writeTSConfig(\n    path: string,\n    packageDependencies: Promise<{\n        dependencies: { [dependency: string]: unknown }\n        devDependencies: { [dependency: string]: unknown }\n    }>,\n) {\n    const { dependencies, devDependencies } = await packageDependencies\n    const types = [\n        ...new Set([\n            'node',\n            'mocha',\n            ...[...Object.keys(dependencies), ...Object.keys(devDependencies)]\n                .filter(d => d.startsWith('@types/'))\n                .map(d => d.slice('@types/'.length)),\n        ]),\n    ]\n    await patchTypes(resolve(path, 'tsconfig.json'), types)\n    await patchTypes(resolve(path, 'example', 'tsconfig.json'), types)\n}\n\nexport function compile(reporter: Reporter, path: string) {\n    const configFile = ts.readConfigFile(resolve(path, 'tsconfig.json'), p => ts.sys.readFile(p))\n    if (configFile.error) {\n        reportDiagnostic(reporter)(configFile.error)\n        return { sourceFiles: [] }\n    }\n\n    const tsconfig = ts.parseJsonConfigFileContent(configFile.config, ts.sys, './')\n    if (tsconfig.errors.length !== 0) {\n        tsconfig.errors.forEach(reportDiagnostic(reporter))\n        return { sourceFiles: [] }\n    }\n\n    const program = ts.createProgram(tsconfig.fileNames, {\n        ...tsconfig.options,\n        listEmittedFiles: true,\n        outDir: path,\n        rootDir: path,\n        typeRoots: [resolve(path, 'node_modules/@types')],\n    })\n    const sourceFiles = program.getSourceFiles().map(sf => relative(path, sf.fileName))\n\n    const diagnostics = ts.getPreEmitDiagnostics(program)\n    diagnostics.forEach(reportDiagnostic(reporter))\n    const emitResult = program.emit()\n    emitResult.diagnostics.forEach(reportDiagnostic(reporter))\n    if (diagnostics.length !== 0 || emitResult.diagnostics.length !== 0 || emitResult.emitSkipped) {\n        return { sourceFiles }\n    }\n    return {\n        sourceFiles,\n        outputFiles: emitResult.emittedFiles?.map(f => relative(path, f)),\n    }\n}\n\nexport function reportDiagnostic(reporter: Reporter) {\n    return (diagnostic: ts.Diagnostic) => {\n        const { line, character } =\n            diagnostic.start === undefined\n                ? { line: undefined, character: undefined }\n                : (diagnostic.file?.getLineAndCharacterOfPosition(diagnostic.start) ?? {})\n        reporter.error(\n            ts.flattenDiagnosticMessageText(diagnostic.messageText, '\\n'),\n            diagnostic.file?.fileName,\n            line ? line + 1 : undefined,\n            character ? character + 1 : undefined,\n        )\n    }\n}\nasync function patchTypes(tsconfigPath: string, types: string[]) {\n    try {\n        const tsconfig = JSON.parse(await readFile(tsconfigPath, 'utf-8')) as {\n            compilerOptions?: { types?: string[] }\n        }\n        if (isDeepStrictEqual(tsconfig.compilerOptions?.types, types)) {\n            return\n        }\n        const compilerOptions = (tsconfig.compilerOptions ??= {})\n        compilerOptions.types = types\n        await writeFile(tsconfigPath, JSON.stringify(tsconfig, undefined, '  '), 'utf-8')\n    } catch (e) {\n        if (isFileNotFound(e)) {\n            return\n        }\n        throw e\n    }\n}\n"]}